ENTG (Entegris Inc)
Insider Trading Activity
Every open-market purchase and sale reported by ENTG officers, directors and 10%+ beneficial owners on SEC Form 4, which must be filed within two business days of the transaction. Sales often reflect scheduled 10b5-1 plans or tax withholding rather than a directional view, so read counts alongside the size and the filer.
Market data may be delayed, incomplete, or inaccurate. Not a recommendation to buy, sell, or hold any security. Verify quotes with your broker before trading. See Terms §17.
| Filed | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-19 | David Reeder | President & CEO | F | — | — |
| 2026-08-17 | Olivier Blachier | President, Materials Solutions | MIXED | — | — |
| 2026-08-14 | Joseph Colella | SVP and General Counsel | MIXED | — | — |
| 2026-08-12 | Susan G. Rice | SVP, Global Human Resources | Sell | — | — |
| 2026-08-04 | ROBERT A BRUGGEWORTH | Director | A | — | — |
| 2026-06-04 | JAMES P LEDERER | Director | Sell | — | — |
| 2026-06-04 | Daniel D. Woodland | SVP & President, MS Division | — | — | — |
| 2026-05-28 | Clinton M. Haris | SVP & President, APS Division | MIXED | — | — |
| 2026-05-19 | Sukhi Nagesh | SVP & Chief Financial Officer | A | — | — |
| 2026-05-18 | Clinton M. Haris | SVP & President, APS Division | MIXED | — | — |
| 2026-05-18 | Joseph Colella | SVP and General Counsel | MIXED | — | — |
| 2026-05-18 | Olivier Blachier | SVP, Chief Strategy Officer | MIXED | — | — |
| 2026-05-18 | Susan G. Rice | SVP, Global Human Resources | MIXED | — | — |
| 2026-05-08 | Yvette Kanouff | Director | A | — | — |
| 2026-05-08 | Rodney Clark | Director | A | — | — |
| 2026-05-08 | MARY G PUMA | Director | A | — | — |
| 2026-05-08 | JAMES GENTILCORE | Director | A | — | — |
| 2026-05-08 | JAMES P LEDERER | Director | A | — | — |
| 2026-05-08 | AZITA SALEKI-GERHARDT | Director | A | — | — |
| 2026-04-20 | BERTRAND LOY | Executive Chair | MIXED | — | — |
| 2026-04-16 | BERTRAND LOY | Executive Chair | MIXED | — | — |
| 2026-04-08 | Joseph Colella | SVP and General Counsel | Sell | — | — |
| 2026-04-08 | Olivier Blachier | SVP, Chief Strategy Officer | Sell | — | — |
| 2026-04-06 | Daniel D. Woodland | SVP & President, MS Division | F | — | — |
| 2026-04-06 | Susan G. Rice | SVP, Global Human Resources | F | — | — |
| 2026-04-06 | Michael Sauer | VP, Controller & CAO | F | — | — |
| 2026-04-06 | Clinton M. Haris | SVP & President, APS Division | F | — | — |
| 2026-04-06 | Olivier Blachier | SVP, Chief Strategy Officer | F | — | — |
| 2026-04-06 | Joseph Colella | SVP and General Counsel | F | — | — |
| 2026-04-06 | BERTRAND LOY | Executive Chair | F | — | — |
| 2026-04-02 | Clinton M. Haris | SVP & President, APS Division | A | — | — |
| 2026-04-02 | Daniel D. Woodland | SVP & President, MS Division | A | — | — |
| 2026-04-02 | David Reeder | President & CEO | A | — | — |
| 2026-04-02 | Olivier Blachier | SVP, Chief Strategy Officer | A | — | — |
| 2026-04-02 | Michael Sauer | VP, Controller & CAO | A | — | — |
| 2026-04-02 | Susan G. Rice | SVP, Global Human Resources | A | — | — |
| 2026-04-02 | Joseph Colella | SVP and General Counsel | A | — | — |
| 2026-04-02 | BERTRAND LOY | Executive Chair | A | — | — |
| 2026-03-05 | Linda LaGorga | Senior Advisor | — | — | — |
| 2026-02-26 | BERTRAND LOY | Executive Chair | MIXED | — | — |
| 2026-02-23 | Linda LaGorga | SVP, Chief Financial Officer | MIXED | — | — |
| 2026-02-23 | Daniel D. Woodland | SVP & President, MS Division | MIXED | — | — |
| 2026-02-23 | Michael Sauer | VP, Controller & CAO | F | — | — |
| 2026-02-23 | Clinton M. Haris | SVP & President, APS Division | MIXED | — | — |
| 2026-02-23 | BERTRAND LOY | Executive Chair | MIXED | — | — |
| 2026-02-23 | Susan G. Rice | SVP, Global Human Resources | MIXED | — | — |
| 2026-02-23 | Olivier Blachier | SVP, Chief Strategy Officer | MIXED | — | — |
| 2026-02-23 | Joseph Colella | SVP and General Counsel | MIXED | — | — |
| 2026-02-17 | Daniel D. Woodland | SVP & President, MS Division | MIXED | — | — |
| 2026-02-17 | Michael Sauer | VP, Controller & CAO | A | — | — |
| Insider | Role | Shares Held | Value |
|---|---|---|---|
| — | 10%+ Owner | 14,052,510 | — |
| — | Pres & Chief Executive Officer | 716,082 | — |
| — | — | 465,548 | — |
| — | Director | 433,346 | — |
| — | SR V.P. - Tech. & Innovation | 309,795 | — |
| — | Director | 305,049 | — |
| — | Executive Chair | 232,127 | — |
| — | Exec VP & COO | 195,709 | — |
| — | EVP & COO | 175,399 | — |
| — | Director | 115,707 | — |
| — | Director | 97,591 | — |
| — | President & CEO | 91,821 | — |
| — | Director | 88,391 | — |
| — | Director | 86,822 | — |
| — | SVP & President, SCEM | 85,372 | — |
| — | Sr. V.P. & General Counsel | 82,655 | — |
| — | SVP, Global Human Resources | 66,976 | — |
| — | Vice President, Finance, CAO | 62,567 | — |
| — | Sr. V.P. & CCO | 62,196 | — |
| — | Former SVP, Human Resources | 56,636 | — |
| — | SVP & President, APS Division | 54,960 | — |
| — | SVP & President, MS Division | 53,604 | — |
| — | Director | 53,488 | — |
| — | Director | 51,297 | — |
| — | SVP and General Counsel | 50,296 | — |
Form 4 reports a change in beneficial ownership by an officer, director or 10%+ holder, and must be filed within two business days of the transaction — so this is close to real time, unlike the 45-day-lagged 13F institutional data.
Transaction codes matter more than the raw buy/sell count. Code P is an open-market purchase — an insider choosing to buy with their own money, which is the signal most research treats as informative. Code S is a sale, but sales are frequently pre-scheduled under a 10b5-1 plan or cover tax withholding on vesting equity, so a run of sales often says nothing directional. Codes A and M are grants and option exercises rather than open-market decisions.
Full filing history and per-insider positions are on the ENTG quote page; the site-wide leaderboard is on the insider transactions hub.