Desmond Jeanmarie F., a director at IPG Photonics Corp. ($IPGP), made one open market sale of common shares in the last 365 days, totaling about $104,000. His most recent sale occurred on August 8, 2025. These sales rank 9,522nd out of 11,678 individual insiders in the database by amount sold, well below the average of $8.6 million across 6.4 transactions per insider. He reported no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 23, 2026 | Sylvamo Corp | $SLVM | Desmond Jeanmarie F. | Not found | A | Deferred Stock Units | 68 | $51.05 | 427.1215 | 46,000,000 | 19.06% | 0.00% |
| Oct. 17, 2025 | Sylvamo Corp | $SLVM | Desmond Jeanmarie F. | Not found | A | Deferred Stock Units | 82 | $42.00 | 358.7554 | 45,000,000 | 29.73% | 0.00% |
| Aug. 8, 2025 | IPG PHOTONICS CORP | $IPGP | Desmond Jeanmarie F. | Director | S | Common Stock | 1360 | $76.24 | 9,740.0000 | 42,329,918 | 12.25% | 0.00% |
| July 29, 2025 | Sylvamo Corp | $SLVM | Desmond Jeanmarie F. | Not found | A | Deferred Stock Units | 71 | $48.13 | 276.5389 | 45,000,000 | 34.60% | 0.00% |
| June 25, 2025 | Trinseo PLC | $TSEOF | Desmond Jeanmarie F. | Not found | A | Ordinary Shares | 42484 | $0.00 | 89,036.0000 | 35,500,000 | 91.26% | 0.12% |
| June 21, 2025 | Trinseo PLC | $TSEOF | Desmond Jeanmarie F. | Not found | F | Ordinary Shares | 10343 | $3.73 | 46,552.0000 | 35,500,000 | 18.18% | 0.03% |
| May 20, 2025 | IPG PHOTONICS CORP | $IPGP | Desmond Jeanmarie F. | Director | A | Common Stock | 3759 | $0.00 | 11,100.0000 | 42,548,561 | 51.21% | 0.01% |
| May 15, 2025 | Sylvamo Corp | $SLVM | Desmond Jeanmarie F. | Not found | A | Common Stock | 2655 | $56.51 | 12,858.0000 | 45,000,000 | 26.02% | 0.01% |
| April 29, 2025 | Sylvamo Corp | $SLVM | Desmond Jeanmarie F. | Not found | A | Deferred Stock Units | 37 | $60.50 | 205.4584 | 45,000,000 | 21.62% | 0.00% |
| Jan. 24, 2025 | Sylvamo Corp | $SLVM | Desmond Jeanmarie F. | Not found | A | Deferred Stock Units | 27 | $81.13 | 168.9308 | 45,000,000 | 19.10% | 0.00% |
| Oct. 17, 2024 | Sylvamo Corp | $SLVM | Desmond Jeanmarie F. | Not found | A | Deferred Stock Units | 25 | $86.97 | 141.8418 | 45,000,000 | 21.54% | 0.00% |
| July 29, 2024 | Sylvamo Corp | $SLVM | Desmond Jeanmarie F. | Not found | A | Deferred Stock Units | 29 | $76.00 | 116.7019 | 45,000,000 | 32.46% | 0.00% |
| June 18, 2024 | IPG PHOTONICS CORP | $IPGP | Desmond Jeanmarie F. | Director | A | Common Stock | 3022 | $0.00 | 7,341.0000 | 46,320,671 | 69.97% | 0.01% |
| June 21, 2024 | Trinseo PLC | $TSEOF | Desmond Jeanmarie F. | Not found | A | Ordinary Shares | 41009 | $0.00 | 56,895.0000 | 35,300,000 | 258.15% | 0.12% |
| June 14, 2024 | Trinseo PLC | $TSEOF | Desmond Jeanmarie F. | Not found | F | Ordinary Shares | 3242 | $2.84 | 15,886.0000 | 35,300,000 | 16.95% | 0.01% |
| May 30, 2024 | IPG PHOTONICS CORP | $IPGP | Desmond Jeanmarie F. | Director | S | Common Stock | 985 | $85.20 | 4,319.0000 | 46,320,671 | 18.57% | 0.00% |
| May 16, 2024 | Sylvamo Corp | $SLVM | Desmond Jeanmarie F. | Not found | A | Common Stock | 1779 | $70.28 | 10,203.0000 | 45,000,000 | 21.12% | 0.00% |
| April 29, 2024 | Sylvamo Corp | $SLVM | Desmond Jeanmarie F. | Not found | A | Deferred Stock Units | 15 | $62.55 | 88.1026 | 45,000,000 | 19.80% | 0.00% |
| Jan. 25, 2024 | Sylvamo Corp | $SLVM | Desmond Jeanmarie F. | Not found | A | Deferred Stock Units | 18 | $0.00 | 73.5389 | 45,000,000 | 33.24% | 0.00% |
| Sept. 13, 2023 | Trinseo PLC | $TSEOF | Desmond Jeanmarie F. | Not found | P | Ordinary Shares | 2500 | $7.94 | 19,128.0000 | 35,200,000 | 15.03% | 0.01% |
| June 14, 2023 | Trinseo PLC | $TSEOF | Desmond Jeanmarie F. | Not found | A | Ordinary Shares | 9041 | $0.00 | 17,556.0000 | 35,000,000 | 106.18% | 0.03% |
| June 14, 2023 | Trinseo PLC | $TSEOF | Desmond Jeanmarie F. | Not found | F | Ordinary Shares | 928 | $14.38 | 16,628.0000 | 35,000,000 | 5.29% | 0.00% |
| June 14, 2023 | Trinseo PLC | $TSEOF | Desmond Jeanmarie F. | Not found | F | Ordinary Shares | 956 | $14.38 | 16,600.0000 | 35,000,000 | 5.45% | 0.00% |
| June 14, 2023 | Trinseo PLC | $TSEOF | Desmond Jeanmarie F. | Not found | A | Ordinary Shares | 9041 | $0.00 | 17,556.0000 | 35,000,000 | 106.18% | 0.03% |
| May 24, 2023 | IPG PHOTONICS CORP | $IPGP | Desmond Jeanmarie F. | Director | S | Common Stock | 736 | $109.98 | 5,304.0000 | 48,138,257 | 12.19% | 0.00% |
| May 23, 2023 | IPG PHOTONICS CORP | $IPGP | Desmond Jeanmarie F. | Director | A | Common Stock | 2188 | $0.00 | 6,484.0000 | 48,138,257 | 50.93% | 0.00% |
| May 24, 2023 | IPG PHOTONICS CORP | $IPGP | Desmond Jeanmarie F. | Director | S | Common Stock | 444 | $109.24 | 6,040.0000 | 48,138,257 | 6.85% | 0.00% |