Form4insider filings, from the source

Company · CIK 0000820318 · SIC 3827 — Optical Instruments & Lenses · NYSE

COHERENT CORP. · COHR

Insider activity reported against this company. All insider holders · Files at: COHR. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market activity at this companybuys $0 · 0sales $8.5M · 8net −$8.5M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesMar 28Apr 27May 28Jun 28Jul 28Aug 28Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 11, 2026 GForm 4 →Sep 15, 7:00 pm EDTEnrico DigirolomoDirector1,279——10,644—
Sep 11, 2026 SForm 4 →Sep 15, 7:00 pm EDTEnrico DigirolomoDirector5,315$305.99$1,626,31011,923−30.8%
Sep 9, 2026 SForm 4 →Sep 11, 4:09 pm EDTRobert P BeardChief Strategy & Legal Officer500$309.32$154,66051,428−0.96%
Sep 2, 2026 SForm 4 →Sep 4, 4:12 pm EDTLisa Neal-GravesDirector2,200$268.42$590,52413,033−14.4%
Aug 31, 2026 SForm 4 →Sep 2, 8:11 pm EDTEnrico DigirolomoDirector2,272$276.85$628,99817,238−11.6%10b5-1
Aug 31, 2026 SForm 4 →Sep 2, 8:11 pm EDTStephen A SkaggsDirector2,272$276.88$629,06214,592−13.5%10b5-1
Aug 31, 2026 SForm 4 →Sep 1, 9:06 pm EDTJulie Sheridan EngChief Technology Officer13,077$274.00$3,583,08141,027−24.2%10b5-1
Aug 28, 2026 AForm 4 →Sep 1, 9:09 pm EDTJeffrey B. PlaceChief Supply Chain Officer3,358——21,099—
Aug 28, 2026 AFForm 4 →Sep 1, 9:08 pm EDTIlaria MocciaroChief Accounting Officer6,235$295.39$642,17824,154—
Aug 28, 2026 AFForm 4 →Sep 1, 9:07 pm EDTSherri R LutherCFO and Treasurer11,325$295.39$766,24270,855—
Aug 28, 2026 AFForm 4 →Sep 1, 9:06 pm EDTJulie Sheridan EngChief Technology Officer30,195$295.39$3,799,30654,104—10b5-1
Aug 28, 2026 AFForm 4 →Sep 1, 9:05 pm EDTRobert P BeardChief Strategy & Legal Officer7,269$295.39$560,05951,928—
Aug 28, 2026 AFForm 4 →Sep 1, 9:04 pm EDTJames Robert AndersonCEO, Director42,522$295.39$3,532,274185,287—
Aug 18, 2026 SForm 4 →Aug 20, 4:07 pm EDTSherri R LutherChief Financial Officer3,000$324.00$972,00064,475−4.45%10b5-1
Jul 22, 2026 SForm 4 →Jul 24, 8:06 pm EDTSherri R LutherChief Financial Officer1,000$306.68$306,68067,475−1.46%10b5-1
Jul 1, 2026 FForm 4 →Jul 6, 5:12 pm EDTJeffrey B. PlaceChief Supply Chain Officer2,181$394.47$860,33917,658—
Jun 3, 2026 FForm 4 →Jun 5, 4:21 pm EDTJames Robert AndersonCEO, Director25,836$426.89$11,029,130166,438—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 28, 2026 AForm 4 →Sep 1, 9:08 pm EDTIlaria MocciaroChief Accounting Officer2,335——2,335—

Filed by this entity as an insider elsewhere — common stock

No reported common-stock activity in this period.

Filed by this entity as an insider elsewhere — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.