Christopher Koeppen, EVP of Aerospace and Defense at Coherent Corp. ($COHR), made eight open market sales of company stock over the last year, totaling about $1.7 million. His most recent COHR insider sale occurred on July 17, 2025. These transactions rank him 3,758th out of 11,678 insiders by sale value, well below the average of $8.6 million across roughly 6.4 sales per person. Koeppen reported no open market purchases in the period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| July 16, 2025 | COHERENT CORP. | $COHR | Koeppen Christopher | EVP of Aerospace & Defense | S | Common Stock | 500 | $94.59 | 50,112.0000 | 154,755,000 | 0.99% | 0.00% |
| July 16, 2025 | COHERENT CORP. | $COHR | Koeppen Christopher | EVP of Aerospace & Defense | S | Common Stock | 2600 | $95.99 | 47,512.0000 | 154,755,000 | 5.19% | 0.00% |
| July 16, 2025 | COHERENT CORP. | $COHR | Koeppen Christopher | EVP of Aerospace & Defense | S | Common Stock | 1162 | $96.91 | 46,350.0000 | 154,755,000 | 2.45% | 0.00% |
| July 16, 2025 | COHERENT CORP. | $COHR | Koeppen Christopher | EVP of Aerospace & Defense | S | Common Stock | 1196 | $97.80 | 45,154.0000 | 154,755,000 | 2.58% | 0.00% |
| July 17, 2025 | COHERENT CORP. | $COHR | Koeppen Christopher | EVP of Aerospace & Defense | S | Common Stock | 3100 | $100.00 | 42,054.0000 | 154,755,000 | 6.87% | 0.00% |
| May 13, 2025 | COHERENT CORP. | $COHR | Koeppen Christopher | EVP of Aerospace & Defense | M | Common Stock | 6154 | $36.56 | 61,522.0000 | 171,115,000 | 11.11% | 0.00% |
| May 13, 2025 | COHERENT CORP. | $COHR | Koeppen Christopher | EVP of Aerospace & Defense | S | Common Stock | 6154 | $80.00 | 55,368.0000 | 171,115,000 | 10.00% | 0.00% |
| May 13, 2025 | COHERENT CORP. | $COHR | Koeppen Christopher | EVP of Aerospace & Defense | S | Common Stock | 2581 | $80.00 | 52,787.0000 | 171,115,000 | 4.66% | 0.00% |
| May 13, 2025 | COHERENT CORP. | $COHR | Koeppen Christopher | EVP of Aerospace & Defense | S | Common Stock | 2545 | $80.00 | 50,242.0000 | 171,115,000 | 4.82% | 0.00% |
| May 13, 2025 | COHERENT CORP. | $COHR | Koeppen Christopher | EVP of Aerospace & Defense | M | Option (Right to buy) | 6154 | $0.00 | 6,154.0000 | 171,115,000 | 50.00% | 0.00% |
| Nov. 22, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 2248 | $105.00 | 58,284.0000 | 153,626,000 | 3.71% | 0.00% |
| Dec. 16, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 2916 | $108.84 | 55,368.0000 | 153,626,000 | 5.00% | 0.00% |
| Dec. 3, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 2590 | $107.00 | 60,532.0000 | 153,626,000 | 4.10% | 0.00% |
| Nov. 14, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | M | Common Stock | 1740 | $35.25 | 67,918.0000 | 153,626,000 | 2.63% | 0.00% |
| Nov. 14, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | M | Common Stock | 1380 | $49.90 | 69,298.0000 | 153,626,000 | 2.03% | 0.00% |
| Nov. 14, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 4176 | $103.18 | 65,122.0000 | 153,626,000 | 6.03% | 0.00% |
| Nov. 15, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 400 | $92.87 | 64,722.0000 | 153,626,000 | 0.61% | 0.00% |
| Nov. 15, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 500 | $94.19 | 64,222.0000 | 153,626,000 | 0.77% | 0.00% |
| Nov. 15, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 692 | $95.28 | 63,530.0000 | 153,626,000 | 1.08% | 0.00% |
| Nov. 15, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 308 | $96.73 | 63,222.0000 | 153,626,000 | 0.48% | 0.00% |
| Nov. 15, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 100 | $98.03 | 63,122.0000 | 153,626,000 | 0.16% | 0.00% |
| Nov. 14, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | M | Option (Right to Buy) | 1740 | $0.00 | 0.0000 | 153,626,000 | 100.00% | 0.00% |
| Nov. 14, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | M | Option (Right to Buy) | 1380 | $0.00 | 0.0000 | 153,626,000 | 100.00% | 0.00% |
| Oct. 1, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 1899 | $91.35 | 66,178.0000 | 153,626,000 | 2.79% | 0.00% |
| Aug. 28, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | F | Common Stock | 5568 | $0.00 | 59,070.0000 | 151,642,000 | 8.61% | 0.00% |
| Aug. 29, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | A | Common Stock | 9007 | $0.00 | 68,077.0000 | 151,642,000 | 15.25% | 0.01% |
| Aug. 13, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | A | Common Stock | 5031 | $0.00 | 68,072.0000 | 151,642,000 | 7.98% | 0.00% |
| Aug. 13, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | F | Common Stock | 1434 | $0.00 | 66,638.0000 | 151,642,000 | 2.11% | 0.00% |
| Aug. 15, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 1500 | $70.85 | 65,138.0000 | 151,642,000 | 2.25% | 0.00% |
| Aug. 15, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 500 | $71.48 | 64,638.0000 | 151,642,000 | 0.77% | 0.00% |
| July 1, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | F | Common Stock | 2175 | $0.00 | 62,517.0000 | 151,642,000 | 3.36% | 0.00% |
| May 15, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 2000 | $57.30 | 64,692.0000 | 137,578,000 | 3.00% | 0.00% |
| Feb. 15, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 2000 | $62.02 | 66,692.0000 | 137,578,000 | 2.91% | 0.00% |
| Jan. 30, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | M | Common Stock | 1860 | $21.67 | 70,552.0000 | 137,578,000 | 2.71% | 0.00% |
| Jan. 30, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 1860 | $50.00 | 68,692.0000 | 137,578,000 | 2.64% | 0.00% |
| Jan. 30, 2024 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | M | Option (Right to Buy) | 1860 | $0.00 | 0.0000 | 137,578,000 | 100.00% | 0.00% |
| Dec. 26, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | M | Common Stock | 1920 | $17.84 | 70,612.0000 | 137,578,000 | 2.80% | 0.00% |
| Dec. 26, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 1920 | $45.00 | 68,692.0000 | 137,578,000 | 2.72% | 0.00% |
| Dec. 26, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | M | Option (Right to Buy) | 1920 | $0.00 | 0.0000 | 137,578,000 | 100.00% | 0.00% |
| Dec. 6, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | M | Common Stock | 2330 | $13.99 | 73,022.0000 | 137,578,000 | 3.30% | 0.00% |
| Dec. 6, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 4330 | $40.00 | 68,692.0000 | 137,578,000 | 5.93% | 0.00% |
| Dec. 6, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | M | Option (Right to Buy) | 2330 | $0.00 | 0.0000 | 137,578,000 | 100.00% | 0.00% |
| Oct. 2, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 2000 | $32.71 | 70,692.0000 | 137,578,000 | 2.75% | 0.00% |
| Sept. 14, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 2875 | $33.14 | 74,680.0000 | 137,578,000 | 3.71% | 0.00% |
| Sept. 14, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | S | Common Stock | 1988 | $33.68 | 72,692.0000 | 137,578,000 | 2.66% | 0.00% |
| Aug. 31, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | A | Common Stock | 16443 | $0.00 | 77,555.0000 | 137,578,000 | 26.91% | 0.01% |
| Aug. 28, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | A | Common Stock | 3116 | $0.00 | 61,112.0000 | 137,578,000 | 5.37% | 0.00% |
| Aug. 28, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | F | Common Stock | 4053 | $0.00 | 57,996.0000 | 137,578,000 | 6.53% | 0.00% |
| July 1, 2023 | COHERENT CORP. | $COHR | Koeppen Christopher | Chief Innovation Officer | F | Common Stock | 2175 | $0.00 | 61,696.0000 | 137,578,000 | 3.41% | 0.00% |