# COHR · Coherent Corp.

Snapshot 2026-10-26 · CIK 0000820318 · NYSE · Optical Instruments & Lenses

Price 209.29 (2026-10-23, Alpaca Market Data (consolidated SIP daily bar)) · Market cap 40.99 B

Machine-readable: https://theclaudetrader.com/s/COHR.json · index: https://theclaudetrader.com/llms.txt

## Scores

### Graham Defensive: 45.5 (ok) · complete: True · missing tests: none · current inputs as of 2026-06-30 · stale inputs: none · history 2014–2025 · price 2026-10-23 · verification {'verified': 0, 'mismatch': 0, 'unverified': 22, 'not_cross_checked': 2} · computed 2026-10-26 · rules https://theclaudetrader.com/p/graham
- 1 Adequate size: 7.12 revenue $B · threshold >= 1 · points 5.0/5
- 2a Current ratio: 2.43  · threshold >= 2.0 · points 15.0/15
- 2b Long-term debt vs working capital: 0.79 LTD / WC · threshold <= 1.0 · points 15.0/15
- 3 Positive earnings each of 10 years: 7 of 10  · threshold 10 of 10 · points 10.5/15
- 4 Dividends every year for 20 years: 0 of 20  · threshold 20 of 20 · points 0.0/15
- 5 EPS growth, 3-yr avg now vs 10 yrs ago: 0.90 -> -1.76 (-297%)  · threshold >= +33% · points 0.0/10
- 6 P/E on 3-year average EPS: None  · threshold <= 15 · points 0.0/15
- 7 P/B <= 1.5, or P/E x P/B <= 22.5: P/B 3.76  · threshold <= 1.5 or <= 22.5 · points 0.0/10

Inputs:
  - Price (close, per traded unit): 209.29 · 2026-10-23 · Alpaca Market Data (consolidated SIP daily bar) · https://docs.alpaca.markets/docs/historical-stock-data-1
  - Revenue: 7118181000.0 · 2026-06-30 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - current_assets: 6925499000.0 · 2026-06-30 · SEC XBRL AssetsCurrent · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - current_liabilities: 2853929000.0 · 2026-06-30 · SEC XBRL LiabilitiesCurrent · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - lt_debt: 3214308000.0 · 2026-06-30 · SEC XBRL LongTermDebtNoncurrent · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - equity: 10903495000.0 · 2026-06-30 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Net income FY2016: 65486000.0 · 2016-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000119312518358638/ · unverified
  - Net income FY2017: 95274000.0 · 2017-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031820000016/ · unverified
  - Net income FY2018: 88002000.0 · 2018-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031820000023/ · unverified
  - Net income FY2019: 107517000.0 · 2019-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031821000017/ · unverified
  - Net income FY2020: -67029000.0 · 2020-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031822000019/ · unverified
  - Net income FY2021: 297552000.0 · 2021-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031823000016/ · unverified
  - Net income FY2022: 234759000.0 · 2022-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031824000016/ · unverified
  - Net income FY2023: -259458000.0 · 2023-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031825000014/ · unverified
  - Net income FY2024: -156154000.0 · 2024-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Net income FY2025: 49364000.0 · 2025-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Dividend years (Yahoo): [] ·  · Yahoo Finance dividend history · https://finance.yahoo.com/quote/COHR/history?filter=div · unverified
  - EPS diluted FY2014: 0.6 · 2014-06-30 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/820318/000156459016024750/ · unverified
  - EPS diluted FY2015: 1.05 · 2015-06-30 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/820318/000156459017017901/ · unverified
  - EPS diluted FY2016: 1.04 · 2016-06-30 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/820318/000119312518358638/ · unverified
  - EPS diluted FY2023: -2.93 · 2023-06-30 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/820318/000082031825000014/ · unverified
  - EPS diluted FY2024: -1.84 · 2024-06-30 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - EPS diluted FY2025: -0.52 · 2025-06-30 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Shares outstanding: 195832246.0 · 2026-08-10 · SEC cover page 10-K 0000820318-26-000020 (195,832,246 shares (single class on cover)); filing document https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/iivi-20260630.htm · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/R1.htm

### Magic Formula: — (insufficient data (latest annual operating income is CY2024)) · complete: None · missing tests: none · current inputs as of None · stale inputs: none · history None–None · price None · verification None · computed 2026-10-26 · rules https://theclaudetrader.com/p/magic_formula

### Momentum: 56.2 (ok) · complete: True · missing tests: none · current inputs as of 2026-10-23 · stale inputs: none · history None–None · price 2026-10-23 · verification None · computed 2026-10-26 · rules https://theclaudetrader.com/p/momentum
-  12-1 month return: 147.4 % · threshold  · points 48.5/50
-  6 month return: -38.0 % · threshold  · points 0.3/20
-  Price / 52-week high: 0.49  · threshold  · points 7.4/15
-  Volatility penalty (60d annualised): 99.3 % · threshold  · points 0.0/15

Inputs:
  - Adjusted close series (14 months): 209.29 · 2026-10-23 · Yahoo Finance / Alpaca Market Data daily history · 

### Insider: 0.0 (ok) · complete: True · missing tests: none · current inputs as of 2026-10-23 · stale inputs: none · history None–None · price None · verification None · computed 2026-10-26 · rules https://theclaudetrader.com/p/insider
-  Open-market buy value / market cap (percentile among buyers): 0.0 bp · threshold  · points 0.0/35
-  Distinct buyers: 0  · threshold  · points 0.0/25
-  Buyer seniority: 0.0  · threshold  · points 0.0/20
-  Recency (half-life 30d): 0.0  · threshold  · points 0.0/10
-  Sales penalty (excludes 10b5-1 plan sales): 0.58 bp · threshold  · points -6.1/0

Inputs:
  - Form 4 S Digirolomo Enrico 2026-09-11: 1626336.85 · 2026-09-11 · SEC Form 4 (insider transactions data set) · https://www.sec.gov/Archives/edgar/data/820318/000089914026001064/
  - Form 4 S Beard Robert P 2026-09-09: 154660.0 · 2026-09-09 · SEC Form 4 (insider transactions data set) · https://www.sec.gov/Archives/edgar/data/820318/000089914026001056/
  - Form 4 S Neal-Graves Lisa 2026-09-02: 590524.0 · 2026-09-02 · SEC Form 4 (insider transactions data set) · https://www.sec.gov/Archives/edgar/data/820318/000089914026001054/
  - excluded 2026-09-01 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-08-31 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-08-31 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-08-31 S: 10b5-1 plan ·  · rule · 
  - excluded 2026-08-18 S: 10b5-1 plan ·  · rule · 

### Buffett Quality: 20.5 (partial: 5) · complete: False · missing tests: 5 · current inputs as of 2026-06-30 · stale inputs: none · history 2017–2026 · price 2026-10-23 · verification {'verified': 0, 'mismatch': 0, 'unverified': 37, 'not_cross_checked': 2} · computed 2026-10-26 · rules https://theclaudetrader.com/p/buffett
- 1 Average return on equity (net income / year-end equity): 2.7% over 8 yrs  · threshold >= 15% · points 0.0/25
- 2 Profitable every year: 7 of 10  · threshold all years · points 10.5/15
- 3 Net income growth, 3-yr average now vs start of window: +13.3% a year  · threshold >= +10% · points 10.0/10
- 4 Borrowings / 3-yr average earnings (years to repay): 13.8 years · threshold <= 4 · points 0.0/15
- 5 Operating margin, 5-yr average: 3 years with operating income and revenue  · threshold >= 20% · points None/10
- 6 Free cash flow / net income, 5-yr (operating cash flow minus capex): -0.50  · threshold >= 1.0 · points 0.0/10
- 7 Owner-earnings yield (3-yr avg free cash flow / market cap): -0.5%  · threshold >= 7% · points 0.0/15

Inputs:
  - Price (close, per traded unit): 209.29 · 2026-10-23 · Alpaca Market Data (consolidated SIP daily bar) · https://docs.alpaca.markets/docs/historical-stock-data-1
  - Net income FY2019: 107517000.0 · 2019-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031821000017/ · unverified
  - Equity at FY2019 end: 1133209000.0 · 2019-06-30 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/820318/000082031822000019/ · unverified
  - Net income FY2020: -67029000.0 · 2020-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031822000019/ · unverified
  - Equity at FY2020 end: 2076803000.0 · 2020-06-30 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/820318/000082031823000016/ · unverified
  - Net income FY2021: 297552000.0 · 2021-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031823000016/ · unverified
  - Equity at FY2021 end: 3406170000.0 · 2021-06-30 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/820318/000082031823000016/ · unverified
  - Net income FY2022: 234759000.0 · 2022-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031824000016/ · unverified
  - Equity at FY2022 end: 3616475000.0 · 2022-06-30 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/820318/000082031823000029/ · unverified
  - Net income FY2023: -259458000.0 · 2023-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031825000014/ · unverified
  - Equity at FY2023 end: 4987551000.0 · 2023-06-30 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/820318/000082031824000016/ · unverified
  - Net income FY2024: -156154000.0 · 2024-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Equity at FY2024 end: 5210115000.0 · 2024-06-30 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/820318/000082031825000014/ · unverified
  - Net income FY2025: 49364000.0 · 2025-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Equity at FY2025 end: 5644514000.0 · 2025-06-30 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Net income FY2026: 804998000.0 · 2026-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Equity at FY2026 end: 10903495000.0 · 2026-06-30 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Net income FY2017: 95274000.0 · 2017-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031820000016/ · unverified
  - Net income FY2018: 88002000.0 · 2018-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031820000023/ · unverified
  - Net income FY2019: 107517000.0 · 2019-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031821000017/ · unverified
  - Net income FY2020: -67029000.0 · 2020-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031822000019/ · unverified
  - Net income FY2021: 297552000.0 · 2021-06-30 · SEC XBRL NetIncomeLoss · https://www.sec.gov/Archives/edgar/data/820318/000082031823000016/ · unverified
  - Net income FY2022: 234759000.0 · 2022-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031824000016/ · unverified
  - Net income FY2023: -259458000.0 · 2023-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031825000014/ · unverified
  - Net income FY2024: -156154000.0 · 2024-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Net income FY2025: 49364000.0 · 2025-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Net income FY2026: 804998000.0 · 2026-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - debt_incl_current: 3222224000.0 · 2026-06-30 · SEC XBRL LongTermDebt · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Operating cash flow FY2022: 413332000.0 · 2022-06-30 · SEC XBRL NetCashProvidedByUsedInOperatingActivities · https://www.sec.gov/Archives/edgar/data/820318/000082031824000016/ · unverified
  - Capital expenditure FY2022: 314332000.0 · 2022-06-30 · SEC XBRL PaymentsToAcquirePropertyPlantAndEquipment · https://www.sec.gov/Archives/edgar/data/820318/000082031824000016/ · unverified
  - Operating cash flow FY2023: 634025000.0 · 2023-06-30 · SEC XBRL NetCashProvidedByUsedInOperatingActivities · https://www.sec.gov/Archives/edgar/data/820318/000082031825000014/ · unverified
  - Capital expenditure FY2023: 436060000.0 · 2023-06-30 · SEC XBRL PaymentsToAcquirePropertyPlantAndEquipment · https://www.sec.gov/Archives/edgar/data/820318/000082031825000014/ · unverified
  - Operating cash flow FY2024: 545731000.0 · 2024-06-30 · SEC XBRL NetCashProvidedByUsedInOperatingActivities · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Capital expenditure FY2024: 346816000.0 · 2024-06-30 · SEC XBRL PaymentsToAcquirePropertyPlantAndEquipment · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Operating cash flow FY2025: 633600000.0 · 2025-06-30 · SEC XBRL NetCashProvidedByUsedInOperatingActivities · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Capital expenditure FY2025: 440836000.0 · 2025-06-30 · SEC XBRL PaymentsToAcquirePropertyPlantAndEquipment · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Operating cash flow FY2026: 79514000.0 · 2026-06-30 · SEC XBRL NetCashProvidedByUsedInOperatingActivities · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Capital expenditure FY2026: 1102909000.0 · 2026-06-30 · SEC XBRL PaymentsToAcquirePropertyPlantAndEquipment · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Shares outstanding: 195832246.0 · 2026-08-10 · SEC cover page 10-K 0000820318-26-000020 (195,832,246 shares (single class on cover)); filing document https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/iivi-20260630.htm · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/R1.htm

### Lynch GARP: 49.2 (ok) · complete: True · missing tests: none · current inputs as of 2026-06-30 · stale inputs: none · history 2021–2026 · price 2026-10-23 · verification {'verified': 0, 'mismatch': 0, 'unverified': 5, 'not_cross_checked': 1} · computed 2026-10-26 · rules https://theclaudetrader.com/p/lynch
- 1 PEG: P/E divided by 5-yr EPS growth (in % points): 4.34  · threshold <= 1.0 · points 0.0/30
- 2 EPS growth, 5-yr compound rate: +11.7% a year  · threshold 12% to 35% a year · points 19.5/20
- 3 P/E on latest annual EPS: 50.8  · threshold <= 25 · points 0.0/10
- 4 Borrowings / equity: 0.3  · threshold <= 0.5 · points 15.0/15
- 5 Years of the last 5 in which EPS rose: 3 of 5  · threshold 5 of 5 · points 9.0/15
- 6 Net cash (cash minus borrowings) / market cap: -5.0%  · threshold >= +10% · points 5.7/10

Inputs:
  - Price (close, per traded unit): 209.29 · 2026-10-23 · Alpaca Market Data (consolidated SIP daily bar) · https://docs.alpaca.markets/docs/historical-stock-data-1
  - EPS diluted FY2026: 4.12 · 2026-06-30 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - EPS diluted FY2021: 2.37 · 2021-06-30 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/820318/000082031823000016/ · unverified
  - debt_incl_current: 3222224000.0 · 2026-06-30 · SEC XBRL LongTermDebt · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - equity: 10903495000.0 · 2026-06-30 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - cash: 1162018000.0 · 2026-06-30 · SEC XBRL CashAndCashEquivalentsAtCarryingValue · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified

### Graham Enterprising: 49.0 (ok) · complete: True · missing tests: none · current inputs as of 2026-06-30 · stale inputs: none · history 2021–2026 · price 2026-10-23 · verification {'verified': 0, 'mismatch': 0, 'unverified': 11, 'not_cross_checked': 3} · computed 2026-10-26 · rules https://theclaudetrader.com/p/graham_enterprising
- 1 Current ratio: 2.43  · threshold >= 1.5 · points 15.0/15
- 2 Borrowings vs working capital: 0.79 x · threshold <= 1.1x · points 15.0/15
- 3 No earnings deficit in the last 5 years: 3 of 5 profitable  · threshold 5 of 5 · points 9.0/15
- 4 Pays a current dividend: no  · threshold yes · points 0.0/10
- 5 EPS higher than five years earlier: 2.37 -> 4.12  · threshold higher · points 10.0/10
- 6 Price / book value per share: 3.76  · threshold <= 1.2 · points 0.0/20
- 7 Price / net current asset value per share (current assets minus all liabilities): None  · threshold <= 0.67 · points 0.0/15

Inputs:
  - Price (close, per traded unit): 209.29 · 2026-10-23 · Alpaca Market Data (consolidated SIP daily bar) · https://docs.alpaca.markets/docs/historical-stock-data-1
  - current_assets: 6925499000.0 · 2026-06-30 · SEC XBRL AssetsCurrent · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - current_liabilities: 2853929000.0 · 2026-06-30 · SEC XBRL LiabilitiesCurrent · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - debt_incl_current: 3222224000.0 · 2026-06-30 · SEC XBRL LongTermDebt · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Net income FY2022: 234759000.0 · 2022-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031824000016/ · unverified
  - Net income FY2023: -259458000.0 · 2023-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031825000014/ · unverified
  - Net income FY2024: -156154000.0 · 2024-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Net income FY2025: 49364000.0 · 2025-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Net income FY2026: 804998000.0 · 2026-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Dividend years (Yahoo): [] ·  · Yahoo Finance dividend history · https://finance.yahoo.com/quote/COHR/history?filter=div
  - EPS diluted FY2026: 4.12 · 2026-06-30 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - EPS diluted FY2021: 2.37 · 2021-06-30 · SEC XBRL EarningsPerShareDiluted · https://www.sec.gov/Archives/edgar/data/820318/000082031823000016/ · unverified
  - equity: 10903495000.0 · 2026-06-30 · SEC XBRL StockholdersEquity · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - Shares outstanding: 195832246.0 · 2026-08-10 · SEC cover page 10-K 0000820318-26-000020 (195,832,246 shares (single class on cover)); filing document https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/iivi-20260630.htm · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/R1.htm

### Piotroski F-Score: 55.6 (partial: 8) · complete: False · missing tests: 8 · current inputs as of None · stale inputs: none · history 2025–2026 · price None · verification {'verified': 0, 'mismatch': 0, 'unverified': 23, 'not_cross_checked': 0} · computed 2026-10-26 · rules https://theclaudetrader.com/p/piotroski
- 1 Return on assets is positive: 4.4%  · threshold pass = 1 · points 11.11111111111111/11.11111111111111
- 2 Operating cash flow is positive: 80M  · threshold pass = 1 · points 11.11111111111111/11.11111111111111
- 3 Return on assets improved on the prior year: 0.3% -> 4.4%  · threshold pass = 1 · points 11.11111111111111/11.11111111111111
- 4 Operating cash flow exceeds net income (accruals): 80M vs 805M  · threshold pass = 1 · points 0.0/11.11111111111111
- 5 Long-term debt / assets fell: 23.5% -> 17.6%  · threshold pass = 1 · points 11.11111111111111/11.11111111111111
- 6 Current ratio improved: 2.19 -> 2.43  · threshold pass = 1 · points 11.11111111111111/11.11111111111111
- 7 No new shares issued (share count did not rise): 156M -> 196M  · threshold pass = 1 · points 0.0/11.11111111111111
- 8 Operating margin improved (stand-in for gross margin, which the dataset does not carry): None  · threshold pass = 1 · points None/11.11111111111111
- 9 Asset turnover (revenue / assets) improved: 0.39 -> 0.39  · threshold pass = 1 · points 0.0/11.11111111111111

Inputs:
  - net_income 2026-06-30: 804998000.0 · 2026-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - total_assets 2026-06-30: 18299852000.0 · 2026-06-30 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - cfo 2026-06-30: 79514000.0 · 2026-06-30 · SEC XBRL NetCashProvidedByUsedInOperatingActivities · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - net_income 2026-06-30: 804998000.0 · 2026-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - net_income 2025-06-30: 49364000.0 · 2025-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - total_assets 2026-06-30: 18299852000.0 · 2026-06-30 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - total_assets 2025-06-30: 14910936000.0 · 2025-06-30 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - cfo 2026-06-30: 79514000.0 · 2026-06-30 · SEC XBRL NetCashProvidedByUsedInOperatingActivities · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - net_income 2026-06-30: 804998000.0 · 2026-06-30 · SEC XBRL NetIncomeLoss (10-K via companyfacts; frames served proxy 0001104659-26-114847) · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - lt_debt 2026-06-30: 3214308000.0 · 2026-06-30 · SEC XBRL LongTermDebtNoncurrent · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - lt_debt 2025-06-30: 3498615000.0 · 2025-06-30 · SEC XBRL LongTermDebtNoncurrent · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - total_assets 2026-06-30: 18299852000.0 · 2026-06-30 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - total_assets 2025-06-30: 14910936000.0 · 2025-06-30 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - current_assets 2026-06-30: 6925499000.0 · 2026-06-30 · SEC XBRL AssetsCurrent · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - current_assets 2025-06-30: 3927154000.0 · 2025-06-30 · SEC XBRL AssetsCurrent · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - current_liabilities 2026-06-30: 2853929000.0 · 2026-06-30 · SEC XBRL LiabilitiesCurrent · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - current_liabilities 2025-06-30: 1794841000.0 · 2025-06-30 · SEC XBRL LiabilitiesCurrent · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - shares_out 2026-08-10: 195832246.0 · 2026-08-10 · SEC XBRL EntityCommonStockSharesOutstanding · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - shares_out 2025-08-11: 155805474.0 · 2025-08-11 · SEC XBRL EntityCommonStockSharesOutstanding · https://www.sec.gov/Archives/edgar/data/820318/000082031825000014/ · unverified
  - revenue 2026-06-30: 7118181000.0 · 2026-06-30 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - revenue 2025-06-30: 5810115000.0 · 2025-06-30 · SEC XBRL RevenueFromContractWithCustomerExcludingAssessedTax · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - total_assets 2026-06-30: 18299852000.0 · 2026-06-30 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified
  - total_assets 2025-06-30: 14910936000.0 · 2025-06-30 · SEC XBRL Assets · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/ · unverified

## Market value, source trail

- Formula: market_value = traded_price (price date) / depositary_ratio x latest point-in-time SEC shares outstanding (share-count date shown; from the filing cover page, summed across share classes only where the issuer filing verifies the classes are economically equivalent (rule + evidence URL in the source text), else withheld; priced at the primary listed class, so where other classes trade at a different price the value is an approximation; restated only for issuer-verified splits after the count date); weighted-average share counts are never used
- Traded price: 209.29 on 2026-10-23 (USD per traded unit (share or ADS)) · https://docs.alpaca.markets/docs/historical-stock-data-1
- SEC shares outstanding: 195,832,246 underlying shares, period 2026-08-10, SEC cover page 10-K 0000820318-26-000020 (195,832,246 shares (single class on cover)); filing document https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/iivi-20260630.htm, accession 0000820318-26-000020 · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/R1.htm
- Depositary ratio: 1.0 (domestic; 10-K filer; SEC shares are the traded units) · None
- Market value (price date x latest reported shares): 40,985,730,765 USD; 209.29 (price 2026-10-23) / 1 x 195,832,246 (shares at 2026-08-10) = 40,985,730,765

## Revenue by fiscal year (SEC XBRL; FY = calendar year in which the fiscal year ends)

- FY2013 (ended 2013-06-30): 551075000.0 · https://www.sec.gov/Archives/edgar/data/820318/000156459015007628/
- FY2014 (ended 2014-06-30): 683261000.0 · https://www.sec.gov/Archives/edgar/data/820318/000156459016024750/
- FY2015 (ended 2015-06-30): 741961000.0 · https://www.sec.gov/Archives/edgar/data/820318/000156459017017901/
- FY2016 (ended 2016-06-30): 827216000.0 · https://www.sec.gov/Archives/edgar/data/820318/000156459018022409/
- FY2017 (ended 2017-06-30): 972046000.0 · https://www.sec.gov/Archives/edgar/data/820318/000156459018022409/
- FY2018 (ended 2018-06-30): 1158794000.0 · https://www.sec.gov/Archives/edgar/data/820318/000156459018022409/
- FY2019 (ended 2019-06-30): 1362496000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031821000017/
- FY2020 (ended 2020-06-30): 2380071000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031822000019/
- FY2021 (ended 2021-06-30): 3105891000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031823000016/
- FY2022 (ended 2022-06-30): 3316616000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031824000016/
- FY2023 (ended 2023-06-30): 5160100000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031825000014/
- FY2024 (ended 2024-06-30): 4707688000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/
- FY2025 (ended 2025-06-30): 5810115000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/
- FY2026 (ended 2026-06-30): 7118181000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/

## Net income by fiscal year (SEC XBRL)

- FY2013 (ended 2013-06-30): 50813000.0 · https://www.sec.gov/Archives/edgar/data/820318/000156459015007628/
- FY2014 (ended 2014-06-30): 38449000.0 · https://www.sec.gov/Archives/edgar/data/820318/000156459016024750/
- FY2015 (ended 2015-06-30): 65975000.0 · https://www.sec.gov/Archives/edgar/data/820318/000156459017017901/
- FY2016 (ended 2016-06-30): 65486000.0 · https://www.sec.gov/Archives/edgar/data/820318/000119312518358638/
- FY2017 (ended 2017-06-30): 95274000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031820000016/
- FY2018 (ended 2018-06-30): 88002000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031820000023/
- FY2019 (ended 2019-06-30): 107517000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031821000017/
- FY2020 (ended 2020-06-30): -67029000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031822000019/
- FY2021 (ended 2021-06-30): 297552000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031823000016/
- FY2022 (ended 2022-06-30): 234759000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031824000016/
- FY2023 (ended 2023-06-30): -259458000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031825000014/
- FY2024 (ended 2024-06-30): -156154000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/
- FY2025 (ended 2025-06-30): 49364000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/
- FY2026 (ended 2026-06-30): 804998000.0 · https://www.sec.gov/Archives/edgar/data/820318/000082031826000020/

## EPS diluted by fiscal year (split-adjusted to today's share basis; as filed in brackets)

- FY2013 (ended 2013-06-30): 0.8 [filed 0.8, split factor 1.0]
- FY2014 (ended 2014-06-30): 0.6 [filed 0.6, split factor 1.0]
- FY2015 (ended 2015-06-30): 1.05 [filed 1.05, split factor 1.0]
- FY2016 (ended 2016-06-30): 1.04 [filed 1.04, split factor 1.0]
- FY2017 (ended 2017-06-30): 1.48 [filed 1.48, split factor 1.0]
- FY2018 (ended 2018-06-30): 1.35 [filed 1.35, split factor 1.0]
- FY2019 (ended 2019-06-30): 1.63 [filed 1.63, split factor 1.0]
- FY2020 (ended 2020-06-30): -0.79 [filed -0.79, split factor 1.0]
- FY2021 (ended 2021-06-30): 2.37 [filed 2.37, split factor 1.0]
- FY2022 (ended 2022-06-30): 1.45 [filed 1.45, split factor 1.0]
- FY2023 (ended 2023-06-30): -2.93 [filed -2.93, split factor 1.0]
- FY2024 (ended 2024-06-30): -1.84 [filed -1.84, split factor 1.0]
- FY2025 (ended 2025-06-30): -0.52 [filed -0.52, split factor 1.0]
- FY2026 (ended 2026-06-30): 4.12 [filed 4.12, split factor 1.0]

## Dividend years (Yahoo history)

none

## Insider transactions (SEC Form 4 data set, latest 40)

- 2026-09-11 S Digirolomo Enrico (director) 5315 @ 305.99 = 1626337 · https://www.sec.gov/Archives/edgar/data/820318/000089914026001064/
- 2026-09-09 S Beard Robert P (officer) 500 @ 309.32 = 154660 · https://www.sec.gov/Archives/edgar/data/820318/000089914026001056/
- 2026-09-02 S Neal-Graves Lisa (director) 2200 @ 268.42 = 590524 · https://www.sec.gov/Archives/edgar/data/820318/000089914026001054/
- 2026-09-01 S Eng Julie Sheridan (officer) 6030 @ 270.69 = 1632261 · https://www.sec.gov/Archives/edgar/data/820318/000089914026001037/
- 2026-08-31 S Eng Julie Sheridan (officer) 7047 @ 276.83 = 1950821 · https://www.sec.gov/Archives/edgar/data/820318/000089914026001037/
- 2026-08-31 S SKAGGS STEPHEN A (director) 2272 @ 276.88 = 629071 · https://www.sec.gov/Archives/edgar/data/820318/000089914026001047/
- 2026-08-31 S Digirolomo Enrico (director) 2272 @ 276.85 = 629003 · https://www.sec.gov/Archives/edgar/data/820318/000089914026001048/
- 2026-08-18 S Luther Sherri R (CFO) 3000 @ 324.00 = 972000 · https://www.sec.gov/Archives/edgar/data/820318/000089914026000912/
- 2026-07-22 S Luther Sherri R (CFO) 1000 @ 306.68 = 306680 · https://www.sec.gov/Archives/edgar/data/820318/000089914026000726/
- 2026-05-12 S Luther Sherri R (CFO) 2000 @ 372.96 = 745920 · https://www.sec.gov/Archives/edgar/data/820318/000089914026000475/
- 2026-05-11 S Xia Howard H. (director) 500 @ 358.00 = 179000 · https://www.sec.gov/Archives/edgar/data/820318/000089914026000476/
- 2026-05-11 S Xia Howard H. (director) 500 @ 348.00 = 174000 · https://www.sec.gov/Archives/edgar/data/820318/000089914026000476/
- 2026-05-11 S Xia Howard H. (director) 500 @ 344.00 = 172000 · https://www.sec.gov/Archives/edgar/data/820318/000089914026000476/
- 2026-05-11 S Xia Howard H. (director) 500 @ 368.00 = 184000 · https://www.sec.gov/Archives/edgar/data/820318/000089914026000476/
- 2026-04-22 S Luther Sherri R (CFO) 2000 @ 351.00 = 702000 · https://www.sec.gov/Archives/edgar/data/820318/000089914026000393/
- 2026-03-06 S Digirolomo Enrico (director) 3911 @ 241.50 = 944506 · https://www.sec.gov/Archives/edgar/data/820318/000089914026001046/

## Links

- sec_filings: https://www.sec.gov/edgar/browse/?CIK=0000820318
- sec_xbrl_companyfacts: https://data.sec.gov/api/xbrl/companyfacts/CIK0000820318.json
- sec_form4: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000820318&type=4
- sec_8k: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000820318&type=8-K
- yahoo: https://finance.yahoo.com/quote/COHR
- stooq: https://stooq.com/q/d/?s=cohr.us
- morningstar (link only, nothing stored): https://www.morningstar.com/search?query=COHR
- finviz (link only, nothing stored): https://finviz.com/quote.ashx?t=COHR
- stockanalysis (link only, nothing stored): https://stockanalysis.com/stocks/cohr/
- seeking_alpha (link only, nothing stored): https://seekingalpha.com/symbol/COHR
- openinsider (link only, nothing stored): http://openinsider.com/search?q=COHR
- google_news (link only, nothing stored): https://news.google.com/rss/search?q=COHR+stock

Cite as: The Claude Trader snapshot 2026-10-26, https://theclaudetrader.com/s/COHR; data from SEC EDGAR XBRL and market prices (Alpaca Market Data, Yahoo Finance) to 2026-10-23.

Scores are deterministic rule outputs from public filings. fair_value_model is a labelled model estimate from the same filings (method at /fair-value), not an opinion or recommendation.