COHERENT CORP. Insider Trading Activity
Every SEC Form 4 insider transaction reported for COHERENT CORP. (COHR), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are COHR insiders buying or selling?
In the last 12 months, COHERENT CORP. insiders reported 0 open-market purchases ($0) and 32 sales ($1.1B) — net selling of $1.1B. Since March 2018, Trabud has recorded 196 Form 4 filings for COHR: 9 buys ($1.8M) and 187 sells ($1.2B).
Source: SEC EDGAR Form 4
What stands out
- No COHERENT CORP. insider made an open-market purchase in the last 12 months; the 32 reported open-market sales totaled $1.1B.
Key Statistics (March 2018 – Sep 15, 2026)
Total Form 4 filings
196
SEC EDGAR
Insider filers
27
Insider buys (9)
$1.8M
Insider sells (187)
$1.2B
Insider sentiment
Net sellingNet insider flow of $1.2B in net selling since March 2018, and $1.1B in net selling over the last 12 months.
Recent COHR insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Sep 15, 2026 | Enrico Digirolomo | Director | Sale | 5.3K | $305.99 | $1.6M | SEC ↗ |
| Sep 11, 2026 | Robert P Beard | Chief Strategy & Legal Officer | Sale | 500 | $309.32 | $154.7K | SEC ↗ |
| Sep 4, 2026 | Lisa Neal-Graves | Director | Sale | 2.2K | $268.42 | $590.5K | SEC ↗ |
| Sep 3, 2026 | Enrico Digirolomo | Director | Sale | 2.3K | $276.85 | $629.0K | SEC ↗ |
| Sep 3, 2026 | Stephen A Skaggs | Director | Sale | 2.3K | $276.88 | $629.1K | SEC ↗ |
| Sep 3, 2026 | Enrico Digirolomo | Director | Sale | 3.9K | $241.50 | $944.5K | SEC ↗ |
| Sep 2, 2026 | Julie Sheridan Eng | Chief Technology Officer | Sale | 13.1K | $274.00 | $3.6M | SEC ↗ |
| Aug 20, 2026 | Sherri R Luther | Chief Financial Officer | Sale | 3.0K | $324.00 | $972.0K | SEC ↗ |
| Jul 25, 2026 | Sherri R Luther | Chief Financial Officer | Sale | 1.0K | $306.68 | $306.7K | SEC ↗ |
| May 13, 2026 | Howard H. Xia | Director | Sale | 2.0K | $354.50 | $709.0K | SEC ↗ |
| May 13, 2026 | Sherri R Luther | Chief Financial Officer | Sale | 2.0K | $372.96 | $745.9K | SEC ↗ |
| Apr 24, 2026 | Sherri R Luther | Chief Financial Officer | Sale | 2.0K | $351.00 | $702.0K | SEC ↗ |
| Mar 18, 2026 | Howard H. Xia | Director | Sale | 4.2K | $245.51 | $1.0M | SEC ↗ |
| Mar 12, 2026 | Julie Sheridan Eng | Chief Technology Officer | Sale | 1.5K | $258.18 | $375.4K | SEC ↗ |
| Mar 11, 2026 | Stephen A Skaggs | Director | Sale | 3.5K | $243.13 | $856.6K | SEC ↗ |
| Mar 10, 2026 | Enrico Digirolomo | Director | Sale | 3.9K | $241.50 | $944.5K | SEC ↗ |
| Mar 4, 2026 | Julie Sheridan Eng | Chief Technology Officer | Sale | 2.8K | $291.42 | $813.6K | SEC ↗ |
| Feb 17, 2026 | Sherri R Luther | Chief Financial Officer | Sale | 4.0K | $217.74 | $871.0K | SEC ↗ |
| Dec 13, 2025 | Joseph J Corasanti | Director | Sale | 15.0K | $196.74 | $3.0M | SEC ↗ |
| Dec 4, 2025 | Michelle M Sterling | Director | Sale | 2.0K | $164.51 | $329.0K | SEC ↗ |
| Dec 3, 2025 | Ilaria Mocciaro | SVP, Finance | Sale | 1.4K | $162.71 | $224.1K | SEC ↗ |
| Dec 3, 2025 | Howard H. Xia | Director | Sale | 2.0K | $170.00 | $340.0K | SEC ↗ |
| Dec 1, 2025 | Howard H. Xia | Director | Sale | 1.0K | $158.36 | $158.4K | SEC ↗ |
| Nov 25, 2025 | Enrico Digirolomo | Director | Sale | 2.8K | $134.85 | $381.8K | SEC ↗ |
| Nov 22, 2025 | Stephen A Skaggs | Director | Sale | 2.0K | $150.00 | $300.0K | SEC ↗ |
Showing the 25 most recent of 196 Form 4 filings for COHERENT CORP..
Most active COHR insiders
- Christopher Koeppen27 filings
- Vincent D Mattera JR27 filings
- Mary Jane Raymond18 filings
- Walter Robert Bashaw II18 filings
- Francis J Kramer17 filings
Ask anything about COHR insider activity
Use Trabud's AI agent to query COHERENT CORP.'s Form 4 history in plain English — "Show me COHR CEO purchases this year" or compare it against any other ticker.
Open the AI agentCOHR insider trading FAQ
Are COHERENT CORP. insiders buying or selling?
In the last 12 months, COHERENT CORP. insiders reported 0 open-market purchases ($0) and 32 sales ($1.1B) — net selling of $1.1B. Since March 2018, Trabud has recorded 196 Form 4 filings for COHR: 9 buys ($1.8M) and 187 sells ($1.2B). Over the full record that is net selling of $1.2B.
How many insiders trade COHR stock?
27 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for COHERENT CORP.. The most recent filing was accepted on Sep 15, 2026.
Where does Trabud get COHR insider trading data?
All COHR insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.