COHR insider buying and SEC filings, explained
Coherent Corp. · CIK 820318
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$7.9M
Planned sales (10b5-1)
$20.5M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Sep 11, 2026 | Sale | Enrico Digirolomo (Director) sold 5,315 shares at $305.99 ($1.6M). Holdings down 31% to 11,923 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 15, 2026 |
| Sep 9, 2026 | Sale | Robert P Beard (Chief Strategy & Legal Officer) sold 500 shares at $309.32 ($155K). Holdings down 1% to 51,428 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 11, 2026 |
| Sep 2, 2026 | Sale | Lisa Neal-Graves (Director) sold 2,200 shares at about $268.42 ($591K). Holdings down 14% to 13,033 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 4, 2026 |
| Aug 31, 2026 | Planned (10b5-1) | Enrico Digirolomo (Director) sold 2,272 shares at about $276.85 ($629K), marked as a 10b5-1 plan trade. Holdings down 12% to 17,238 shares. | SEC filing Filed Sep 2, 2026 |
| Aug 31, 2026 | Planned (10b5-1) | Stephen A. Skaggs (Director) sold 2,272 shares at about $276.88 ($629K), marked as a 10b5-1 plan trade. Holdings down 13% to 14,592 shares. | SEC filing Filed Sep 2, 2026 |
| Aug 31–Sep 1, 2026 | Planned (10b5-1) | Julie Sheridan Eng (Chief Technology Officer) sold 13,077 shares between Aug 31 and Sep 1 at about $274.00 ($3.6M), marked as a 10b5-1 plan trade. Holdings down 24% to 41,027 shares. | SEC filing Filed Sep 1, 2026 |
| Aug 18, 2026 | Planned (10b5-1) | Sherri R Luther (CFO) sold 3,000 shares at $324.00 ($972K), marked as a 10b5-1 plan trade. Holdings down 4% to 64,475 shares. | SEC filing Filed Aug 20, 2026 |
| Jul 22, 2026 | Planned (10b5-1) | Sherri R Luther (CFO) sold 1,000 shares at $306.68 ($307K), marked as a 10b5-1 plan trade. Holdings down 1% to 67,475 shares. | SEC filing Filed Jul 24, 2026 |
| May 12, 2026 | Planned (10b5-1) | Sherri R Luther (CFO) sold 2,000 shares at $372.96 ($746K), marked as a 10b5-1 plan trade. Holdings down 3% to 68,475 shares. | SEC filing Filed May 13, 2026 |
| Apr 22, 2026 | Planned (10b5-1) | Sherri R Luther (CFO) sold 2,000 shares at $351.00 ($702K), marked as a 10b5-1 plan trade. Holdings down 3% to 70,475 shares. | SEC filing Filed Apr 24, 2026 |
| Mar 10, 2026 | Planned (10b5-1) | Julie Sheridan Eng (Chief Technology Officer) sold 1,454 shares at $258.18 ($375K), marked as a 10b5-1 plan trade. Holdings down 3% to 49,436 shares. | SEC filing Filed Mar 12, 2026 |
| Mar 9, 2026 | Planned (10b5-1) | Stephen A. Skaggs (Director) sold 3,523 shares at about $243.13 ($857K), marked as a 10b5-1 plan trade. Holdings down 17% to 16,864 shares. | SEC filing Filed Mar 11, 2026 |
| Mar 2, 2026 | Planned (10b5-1) | Julie Sheridan Eng (Chief Technology Officer) sold 2,792 shares at about $291.42 ($814K), marked as a 10b5-1 plan trade. Holdings down 5% to 50,890 shares. | SEC filing Filed Mar 4, 2026 |
| Feb 12, 2026 | Planned (10b5-1) | Sherri R Luther (CFO) sold 4,000 shares at about $217.74 ($871K), marked as a 10b5-1 plan trade. Holdings down 5% to 72,475 shares. | SEC filing Filed Feb 17, 2026 |
| Dec 10, 2025 | Sale | Joseph J. Corasanti (Director) sold 15,000 shares at $196.74 ($3.0M). Holdings down 16% to 79,914 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 12, 2025 |
| Dec 3, 2025 | Sale | Michelle M. Sterling (Director) sold 2,000 shares at about $164.51 ($329K). Holdings down 19% to 8,645 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 3, 2025 |
| Dec 1, 2025 | Sale | Ilaria Mocciaro (SVP, Finance) sold 1,377 shares at $162.71 ($224K). Holdings down 5% to 24,033 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 3, 2025 |
| Nov 21, 2025 | Sale | Enrico Digirolomo (Director) sold 2,831 shares at $134.85 ($382K). Holdings down 12% to 21,078 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 25, 2025 |
| Nov 20, 2025 | Planned (10b5-1) | Stephen A. Skaggs (Director) sold 2,000 shares at $150.00 ($300K), marked as a 10b5-1 plan trade. Holdings down 9% to 20,108 shares. | SEC filing Filed Nov 21, 2025 |
| Nov 14, 2025 | Sale | Michael L Dreyer (Director) sold 11,570 shares at about $144.88 ($1.7M). Holdings down 49% to 12,085 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 17, 2025 |
| Nov 6, 2025 | Planned (10b5-1) | Giovanni Barbarossa (EVP, General Management) sold 60,706 shares at $160.00 ($9.7M), marked as a 10b5-1 plan trade. Holdings down 27% to 163,158 shares. | SEC filing Filed Nov 10, 2025 |
39 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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