COHERENT CORP COHR
COM · Common Stock · CUSIP 19247G107 · ISIN US19247G1076
American technology company
- SectorTechnology
- IndustryOptical Instruments & Lenses
- HeadquartersSaxonburg, PA
- Founded1971
- Websitecoherent.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($173.8m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $393.94. Options: 39 managers hold calls ($2.8bn notional), 40 hold puts ($3.8bn).
Trends to Q2 2026
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 414 |
| Q4 2022 | 431 |
| Q1 2023 | 428 |
| Q2 2023 | 410 |
| Q3 2023 | 399 |
| Q4 2023 | 407 |
| Q1 2024 | 472 |
| Q2 2024 | 496 |
| Q3 2024 | 532 |
| Q4 2024 | 631 |
| Q1 2025 | 585 |
| Q2 2025 | 646 |
| Q3 2025 | 701 |
| Q4 2025 | 902 |
| Q1 2026 | 1,105 |
| Q2 2026 | 1,309 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2024 | 270 | 240 |
| Q4 2024 | 293 | 259 |
| Q1 2025 | 317 | 312 |
| Q2 2025 | 404 | 233 |
| Q3 2025 | 349 | 321 |
| Q4 2025 | 469 | 345 |
| Q1 2026 | 650 | 446 |
| Q2 2026 | 819 | 486 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2025 | $427.4m | $434.5m | 1.02 |
| Q4 2025 | $1.0bn | $721.4m | 0.70 |
| Q1 2026 | $1.6bn | $1.3bn | 0.83 |
| Q2 2026 | $2.8bn | $3.8bn | 1.33 |
Biggest buyers
| Capital International Investors | New | +3.6m |
| BlackRock, Inc. | Added | +1.7m |
| PRICE T ROWE ASSOCIATES INC /MD/ | Added | +1.5m |
| D. E. Shaw & Co., Inc. | Added | +1.5m |
| FRANKLIN RESOURCES INC | Added | +1.2m |
| SRS Investment Management, LLC | New | +930.0k |
| Amundi | Added | +924.3k |
| STATE STREET CORP | Added | +843.2k |
| Invesco Ltd. | Added | +720.3k |
| VANGUARD CAPITAL MANAGEMENT LLC | Added | +586.1k |
Biggest sellers
| FMR LLC | Reduced | -11.6m |
| WT Asset Management Ltd | Sold out | -2.7m |
| UBS Group AG | Reduced | -1.0m |
| Value Aligned Research Advisors, LLC | Reduced | -966.0k |
| Sachem Head Capital Management LP | Sold out | -965.0k |
| CITADEL ADVISORS LLC | Reduced | -918.0k |
| Holocene Advisors, LP | Reduced | -906.3k |
| MILLENNIUM MANAGEMENT LLC | Reduced | -805.1k |
| AGF MANAGEMENT LTD | Reduced | -700.1k |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | Sold out | -668.1k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $876.5m2.2m shares |
| JANE STREET GROUP, LLC | Added | $636.2m1.6m shares |
| IMC-Chicago, LLC | Added | $446.6m1.1m shares |
| CITADEL ADVISORS LLC | Added | $391.8m993.3k shares |
| Proem Advisors LLC | New | $74.0m187.5k shares |
| Walleye Trading LLC | Added | $56.3m142.8k shares |
| GROUP ONE TRADING LLC | Added | $50.1m127.1k shares |
| SIMPLEX TRADING, LLC | Added | $43.9m111.2k shares |
| D. E. Shaw & Co., Inc. | New | $34.2m86.7k shares |
| MAPLELANE CAPITAL, LLC | Added | $30.4m77.0k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $1.0bn2.6m shares |
| JANE STREET GROUP, LLC | Added | $998.3m2.5m shares |
| IMC-Chicago, LLC | Added | $531.9m1.3m shares |
| CITADEL ADVISORS LLC | Added | $422.2m1.1m shares |
| BANK OF MONTREAL /CAN/ | New | $133.3m338.0k shares |
| SIMPLEX TRADING, LLC | Added | $68.5m173.6k shares |
| GROUP ONE TRADING LLC | Reduced | $60.4m153.2k shares |
| Walleye Trading LLC | Added | $60.4m153.0k shares |
| MILLENNIUM MANAGEMENT LLC | Added | $58.1m147.2k shares |
| HSBC HOLDINGS PLC | New | $49.9m130.0k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 7.5% |
| BlackRock, Inc. 13G · institution -1.9 pts · filed 2026-04-24 | 6.6% |
| FMR LLC 13G · institution -6.5 pts · filed 2026-07-08 | 5.6% |
| VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 5.0% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-26; now reported by VANGUARD CAPITAL MANAGEMENT LLC), BCPE Watson (DE) BML, LP (0.0%, 2026-02-11)
Insider purchases and sales since 1 Apr 2026
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q4 2024 | 1 | $103.3k | 4 | $3.5m | $1.6m |
| Q1 2025 | 0 | — | 0 | — | — |
| Q2 2025 | 0 | — | 4 | $3.8m | $902.4k |
| Q3 2025 | 0 | — | 3 | $1.7m | $1.1m |
| Q4 2025 | 0 | — | 8 | $26.4m | $18.9m |
| Q1 2026 | 0 | — | 5 | $4.9m | $2.9m |
| Q2 2026 | 0 | — | 2 | $2.2m | $1.4m |
| Q3 2026 | 0 | — | 6 | $8.5m | $6.1m |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2026-09-11 | Digirolomo Enrico Director | Sold | $1.6m5.3k shares |
| 2026-09-09 | Beard Robert P Chief Strategy & Legal Officer | Sold | $154.7k500 shares |
| 2026-09-02 | Neal-Graves Lisa Director | Sold | $590.5k2.2k shares |
| 2026-09-01 | Eng Julie Sheridan Chief Technology Officer | Sold plan | $1.6m6.0k shares |
| 2026-08-31 | Eng Julie Sheridan Chief Technology Officer | Sold plan | $2.0m7.0k shares |
| 2026-08-31 | SKAGGS STEPHEN A Director | Sold plan | $629.1k2.3k shares |
| 2026-08-31 | Digirolomo Enrico Director | Sold plan | $629.0k2.3k shares |
| 2026-08-18 | Luther Sherri R Chief Financial Officer | Sold plan | $972.0k3.0k shares |
| 2026-07-22 | Luther Sherri R Chief Financial Officer | Sold plan | $306.7k1.0k shares |
| 2026-05-12 | Luther Sherri R Chief Financial Officer | Sold plan | $745.9k2.0k shares |
| 2026-05-11 | Xia Howard H. Director | Sold | $709.0k2.0k shares |
| 2026-04-22 | Luther Sherri R Chief Financial Officer | Sold plan | $702.0k2.0k shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q2 2026
| Manager | Shares | Change |
|---|---|---|
| BlackRock, Inc. 0.10% of their portfolio | 16.6m $6.6bn | Added +1.7m |
| VANGUARD CAPITAL MANAGEMENT LLC 0.11% of their portfolio | 12.8m $5.0bn | Added +586.1k |
| FMR LLC 0.19% of their portfolio | 11.0m $4.3bn | Reduced -11.6m |
| VANGUARD PORTFOLIO MANAGEMENT LLC 0.18% of their portfolio | 10.0m $4.0bn | Added +556.4k |
| STATE STREET CORP 0.10% of their portfolio | 8.6m $3.4bn | Added +843.2k |
| NVIDIA CORP 4.84% of their portfolio | 7.8m $3.1bn | Unchanged |
| Invesco Ltd. 0.23% of their portfolio | 7.4m $2.9bn | Added +720.3k |
| GEODE CAPITAL MANAGEMENT, LLC 0.11% of their portfolio | 5.3m $2.1bn | Added +31.1k |
| Capital International Investors 0.29% of their portfolio | 3.6m $1.4bn | New |
| MORGAN STANLEY 0.07% of their portfolio | 3.3m $1.3bn | Added +526.6k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.12% of their portfolio | 3.1m $1.2bn | Added +1.5m |
| NORGES BANK 0.10% of their portfolio | 2.5m $973.4m | Not comparable |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.29% of their portfolio | 2.3m $920.6m | Added +509.1k |
| VOYA INVESTMENT MANAGEMENT LLC 0.77% of their portfolio | 2.3m $895.2m | Added +39.8k |
| FRANKLIN RESOURCES INC 0.19% of their portfolio | 2.2m $886.5m | Added +1.2m |
| GOLDMAN SACHS GROUP INC 0.09% of their portfolio | 2.2m $866.3m | Reduced -407.5k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.11% of their portfolio | 2.2m $859.5m | Added +133.7k |
| BANK OF AMERICA CORP /DE/ 0.05% of their portfolio | 1.9m $734.5m | Added +175.8k |
| JPMORGAN CHASE & CO 0.04% of their portfolio | 1.7m $661.8m | Added +35.2k |
| D. E. Shaw & Co., Inc. 0.40% of their portfolio | 1.6m $648.0m | Added +1.5m |
| NORTHERN TRUST CORP 0.07% of their portfolio | 1.6m $622.8m | Added +100.4k |
| Amundi 0.15% of their portfolio | 1.6m $622.0m | Added +924.3k |
| Polar Capital Holdings Plc 1.75% of their portfolio | 1.6m $617.5m | Reduced -412.9k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.09% of their portfolio | 1.2m $491.3m | Added +489.0k |
| Whale Rock Capital Management LLC 3.87% of their portfolio | 1.2m $482.1m | Added +247.0k |
| DIMENSIONAL FUND ADVISORS LP 0.08% of their portfolio | 1.2m $465.6m | Added +37.7k |
| Legal & General Group Plc 0.09% of their portfolio | 1.1m $440.4m | Added +342.1k |
| VANGUARD FIDUCIARY TRUST CO 0.10% of their portfolio | 1.1m $434.4m | Added +47.5k |
| DEUTSCHE BANK AG\ 0.11% of their portfolio | 994.9k $392.5m | Reduced -594.7k |
| Bank of New York Mellon Corp 0.06% of their portfolio | 991.5k $391.1m | Reduced -181.1k |
| BNP PARIBAS FINANCIAL MARKETS 0.20% of their portfolio | 984.8k $388.5m | Reduced -37.1k |
| SG Americas Securities, LLC 0.22% of their portfolio | 982.2k $387.5m | Reduced -496.8k |
| SRS Investment Management, LLC 3.43% of their portfolio | 930.0k $366.8m | New |
| WELLINGTON MANAGEMENT GROUP LLP 0.06% of their portfolio | 902.7k $356.1m | Reduced -460.2k |
| AMERIPRISE FINANCIAL INC 0.07% of their portfolio | 887.9k $350.2m | Reduced -217.1k |
| Nuveen, LLC 0.08% of their portfolio | 835.2k $329.4m | Added +142.0k |
| Sumitomo Mitsui Trust Group, Inc. 0.19% of their portfolio | 823.1k $324.7m | Added +67.8k |
| UBS Group AG 0.05% of their portfolio | 799.2k $315.3m | Reduced -1.0m |
| Clear Street Group Inc. 0.92% of their portfolio | 740.0k $291.9m | Added +444.5k |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC 0.82% of their portfolio | 686.7k $270.9m | Reduced -580.7k |
| Atreides Management, LP 2.27% of their portfolio | 642.1k $253.3m | Added +10.9k |
| HSBC HOLDINGS PLC 0.11% of their portfolio | 598.7k $234.1m | Added +239.2k |
| BANK OF MONTREAL /CAN/ 0.09% of their portfolio | 596.9k $235.5m | Added +69.0k |
| Dodge & Cox 0.11% of their portfolio | 544.2k $214.7m | Reduced -14.8k |
| Swiss National Bank 0.11% of their portfolio | 523.3k $206.4m | Added +66.0k |
| CITIGROUP INC 0.10% of their portfolio | 522.3k $206.0m | Added +40.5k |
| 1832 Asset Management L.P. 0.25% of their portfolio | 511.1k $201.6m | Added +452.8k |
| AMERICAN CENTURY COMPANIES INC 0.09% of their portfolio | 488.8k $192.8m | Added +64.4k |
| Mitsubishi UFJ Asset Management Co., Ltd. 0.10% of their portfolio | 476.1k $187.8m | Added +20.6k |
| FEDERATED HERMES, INC. 0.27% of their portfolio | 470.1k $185.5m | Added +469.8k |
| NEUBERGER BERMAN GROUP LLC 0.12% of their portfolio | 459.0k $181.0m | Reduced -247.0k |
| RAYMOND JAMES FINANCIAL INC 0.05% of their portfolio | 447.8k $176.7m | Reduced -116.6k |
| WELLS FARGO & COMPANY/MN 0.03% of their portfolio | 444.6k $175.4m | Added +149.9k |
| Pictet Asset Management Holding SA 0.16% of their portfolio | 436.9k $172.4m | Added +46.3k |
| LAZARD ASSET MANAGEMENT LLC 0.26% of their portfolio | 430.9k $170.0m | Reduced -68.7k |
| Artisan Partners Limited Partnership 0.27% of their portfolio | 422.3k $166.6m | Added +99.5k |
| Vanguard Global Advisers, LLC 0.08% of their portfolio | 421.5k $166.3m | Added +11.2k |
| Oxbow Capital Management (HK) Ltd 46.69% of their portfolio | 420.0k $165.7m | Added +15.0k |
| ROYAL BANK OF CANADA 0.03% of their portfolio | 414.6k $163.5m | Added +34.5k |
| JANE STREET GROUP, LLC 0.10% of their portfolio | 389.5k $153.7m | Added +4.9k |
| BARCLAYS PLC 0.05% of their portfolio | 365.5k $144.2m | Reduced -69.6k |
| Rodgers Brothers Inc. 13.62% of their portfolio | 355.8k $140.4m | Reduced -18.8k |
| Mirae Asset Global Investments Co., Ltd. 0.26% of their portfolio | 351.8k $138.8m | Added +19.4k |
| RHUMBLINE ADVISERS 0.10% of their portfolio | 337.3k $133.1m | Added +25.8k |
| VANGUARD ASSET MANAGEMENT, Ltd 0.09% of their portfolio | 324.1k $127.8m | Added +48.7k |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.13% of their portfolio | 323.6k $127.7m | Added +107.2k |
| ADAGE CAPITAL PARTNERS GP, L.L.C. 0.18% of their portfolio | 319.4k $126.0m | Added +71.4k |
| Value Aligned Research Advisors, LLC 0.75% of their portfolio | 319.2k $125.9m | Reduced -966.0k |
| Clearbridge Investments, LLC 0.10% of their portfolio | 318.4k $125.6m | Reduced -156.2k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.11% of their portfolio | 317.0k $125.0m | Reduced -92.0k |
| WATERS PARKERSON & CO., LLC 6.16% of their portfolio | 316.8k $125.0m | Reduced -96.6k |
| Eurizon Capital SGR S.p.A. 0.33% of their portfolio | 313.1k $123.3m | Reduced -59.7k |
| Balyasny Asset Management L.P. 0.22% of their portfolio | 310.8k $122.6m | Reduced -127.8k |
| California Public Employees Retirement System 0.07% of their portfolio | 298.4k $117.7m | Added +82.1k |
| AGF MANAGEMENT LTD 0.46% of their portfolio | 298.3k $117.7m | Reduced -700.1k |
| WESTFIELD CAPITAL MANAGEMENT CO LP 0.38% of their portfolio | 291.0k $114.8m | Reduced -105.6k |
| GW&K Investment Management, LLC 0.88% of their portfolio | 285.5k $112.6m | Reduced -1.8k |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 0.09% of their portfolio | 285.1k $112.5m | Reduced -91.0k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.10% of their portfolio | 280.8k $110.8m | Added +99.5k |
| ALLIANCEBERNSTEIN L.P. 0.02% of their portfolio | 278.1k $66.2m | Reduced -238.1k |
| Tidal Investments LLC 0.27% of their portfolio | 277.1k $109.3m | Added +71.8k |
| Electron Capital Partners, LLC 4.36% of their portfolio | 277.1k $109.3m | Reduced -174.9k |
| SNYDER CAPITAL MANAGEMENT L P 1.85% of their portfolio | 271.3k $107.0m | Reduced -335.9k |
| National Pension Service 0.07% of their portfolio | 262.2k $103.4m | Added +253.5k |
| Fisher Asset Management, LLC 0.03% of their portfolio | 259.8k $102.5m | Reduced -80.5k |
| Driehaus Capital Management LLC 0.59% of their portfolio | 259.5k $102.4m | Reduced -256.7k |
| LPL Financial LLC 0.02% of their portfolio | 250.1k $98.7m | Added +71.8k |
| PINNACLE ASSOCIATES LTD 1.08% of their portfolio | 249.9k $98.6m | Reduced -41.1k |
| Artemis Investment Management LLP 0.86% of their portfolio | 243.5k $96.1m | Reduced -264.3k |
| ENVESTNET ASSET MANAGEMENT INC 0.02% of their portfolio | 226.7k $89.4m | Added +19.6k |
| Holocene Advisors, LP 0.20% of their portfolio | 221.4k $87.3m | Reduced -906.3k |
| PRINCIPAL FINANCIAL GROUP INC 0.04% of their portfolio | 218.9k $86.3m | Added +10.3k |
| KEYSTONE INVESTORS PTE LTD 4.52% of their portfolio | 214.0k $84.4m | First filing |
| REAVES W H & CO INC 1.28% of their portfolio | 213.1k $84.0m | Added +7.2k |
| PHILADELPHIA TRUST CO 5.29% of their portfolio | 208.8k $82.4m | Reduced -20.9k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.06% of their portfolio | 206.8k $81.6m | Reduced -32.9k |
| BESSEMER GROUP INC 0.11% of their portfolio | 197.3k $77.8m | Added +193.6k |
| Penserra Capital Management LLC 0.59% of their portfolio | 196.0k $77.3m | Reduced -55.6k |
| CONGRESS ASSET MANAGEMENT CO 0.46% of their portfolio | 190.8k $75.3m | Added +189.6k |
| Defiance ETFs, LLC 0.97% of their portfolio | 188.2k $69.4m | Reduced -38.0k |