| $255M | ||
| $48M | ||
| $38M | ||
| $37M | ||
| $34M | ||
| $34M |
Buys | $0 | 0 | 0 |
Sells | $51,096,777 | 25 | 100 |
| LEDERER JAMES P | director | 0 | $0 | 2 | $698,895 | $-698,895 |
| Blachier Olivier | SVP, Chief Strategy Officer | 0 | $0 | 5 | $889,767 | $-889,767 |
| LaGorga Linda | SVP, Chief Financial Officer | 0 | $0 | 1 | $1.54M | $-1.54M |
| Colella Joseph | SVP and General Counsel | 0 | $0 | 5 | $2.24M | $-2.24M |
| Haris Clinton M. | SVP & President, APS Division | 0 | $0 | 3 | $2.56M | $-2.56M |
| Rice Susan G. | SVP, Global Human Resources | 0 | $0 | 2 | $2.95M | $-2.95M |
| Woodland Daniel D. | SVP & President, MS Division | 0 | $0 | 1 | $3.98M | $-3.98M |
| LOY BERTRAND | Executive Chair | 0 | $0 | 6 | $36.23M | $-36.23M |
Entegris, Inc. is a global enterprise that develops, manufactures, and supplies critical solutions for microcontamination control, specialty chemicals, and advanced material handling. The company operates extensively across North America, Taiwan, China, South Korea, Japan, Europe, and Southeast Asia. Its operations are structured into three primary segments: Specialty Chemicals and Engineered Materials (SCEM): This division delivers high-performance, ultra-pure process chemistries, specialized gases, and advanced materials, along with their …
Over the last 12 months, insiders at Entegris, Inc. have bought $0 and sold $51.1M worth of Entegris, Inc. stock.
On average, over the past 5 years, insiders at Entegris, Inc. have bought $0 and sold $17.29M worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 123,600 shares for transaction amount of $1.34M was made by GMT CAPITAL CORP (10 percent owner) on 2014‑10‑20.
| 2026-08-14 | Sale | Blachier Olivier | President, Materials Solutions | 2,000 0.0013% | $160.66 | $321,320 | -10.38% | |
| 2026-08-13 | Sale | Colella Joseph | SVP and General Counsel | 3,916 0.0026% | $164.48 | $644,104 | -11.29% | |
| 2026-08-11 | Sale | Rice Susan G. | SVP, Global Human Resources | 2,062 0.0013% | $149.52 | $308,310 | -2.22% | |
| 2026-06-03 | Sale | LEDERER JAMES P | director | 3,569 0.0024% | $143.59 | $512,473 | +3.13% | |
| 2026-05-27 | Sale | Haris Clinton M. | SVP & President, APS Division | 6,848 0.0048% | $149.23 | $1.02M | +3.15% | |
| 2026-05-15 | Sale | Rice Susan G. | SVP, Global Human Resources | 19,893 0.013% | $132.84 | $2.64M | +7.62% | |
| 2026-05-14 | Sale | Haris Clinton M. | SVP & President, APS Division | 5,830 0.004% | $144.57 | $842,843 | +2.80% | |
| 2026-05-14 | Sale | Colella Joseph | SVP and General Counsel | 6,326 0.0042% | $140.17 | $886,715 | +2.80% | |
| 2026-05-14 | Sale | Blachier Olivier | SVP, Chief Strategy Officer | 2,000 0.0013% | $140.04 | $280,080 | +2.80% | |
| 2026-04-17 | Sale | LOY BERTRAND | Executive Chair | 44,138 0.0287% | $144.41 | $6.37M | -0.91% | |
| 2026-04-14 | Sale | LOY BERTRAND | Executive Chair | 17,396 0.0121% | $140.22 | $2.44M | +5.30% | |
| 2026-04-07 | Sale | Colella Joseph | SVP and General Counsel | 1,592 0.001% | $115.57 | $183,987 | +21.60% | |
| 2026-04-07 | Sale | Blachier Olivier | SVP, Chief Strategy Officer | 275 0.0002% | $115.57 | $31,782 | +21.60% | |
| 2026-02-25 | Sale | LOY BERTRAND | Executive Chair | 50,322 0.0331% | $137.41 | $6.91M | +2.31% | |
| 2026-02-24 | Sale | LOY BERTRAND | Executive Chair | 59,516 0.04% | $138.95 | $8.27M | +3.06% | |
| 2026-02-20 | Sale | Colella Joseph | SVP and General Counsel | 1,580 0.001% | $131.49 | $207,754 | +4.41% | |
| 2026-02-20 | Sale | LaGorga Linda | SVP, Chief Financial Officer | 11,438 0.0076% | $135.00 | $1.54M | +4.41% | |
| 2026-02-20 | Sale | Blachier Olivier | SVP, Chief Strategy Officer | 1,664 0.0011% | $131.49 | $218,799 | +4.41% | |
| 2026-02-12 | Sale | Woodland Daniel D. | SVP & President, MS Division | 30,474 0.0201% | $130.65 | $3.98M | +6.98% | |
| 2026-02-02 | Sale | LOY BERTRAND | Executive Chair | 65,250 0.0431% | $119.61 | $7.8M | +16.34% |
| GMT CAPITAL CORP | 10 percent owner | 14052510 9.1967% | $2.15B | 12 | 11 | +17.39% |
| ARGOV GIDEON | Pres & Chief Executive Officer | 716082 0.4686% | $109.39M | 2 | 3 | +215.01% |
| CARNS MICHAEL P C | director | 205569 0.1345% | $31.4M | 1 | 0 | +566.61% |
| Sullivan Brian F. | director | 97521 0.0638% | $14.9M | 1 | 10 | +5.39% |
| GRAVES GREGORY B | EVP & CFO | 19703 0.0129% | $3.01M | 5 | 66 | +176.46% |
| SULLIVAN DONALD M | director | 6000 0.0039% | $916,560.00 | 1 | 0 | +4.2% |
| Increased Positions | 284 | +41.4% | 15M | +8.28% |
| Decreased Positions | 300 | -43.73% | 20M | -11.45% |
| New Positions | 91 | New | 6M | New |
| Sold Out Positions | 72 | Sold Out | 8M | Sold Out |
| Total Postitions | 670 | -2.33% | 170M | -3.17% |
| Blackrock, Inc. | $1.53M | 11.22% | 17.06M | -678,348 | -3.82% | 2025-09-30 |
| Vanguard Group Inc | $1.43M | 10.54% | 16.02M | +443,518 | +2.85% | 2025-09-30 |
| Price T Rowe Associates Inc /Md/ | $1.37M | 10.1% | 15.34M | +205,263 | +1.36% | 2025-09-30 |
| Barrow Hanley Mewhinney & Strauss Llc | $667,932.00 | 4.91% | 7.46M | +412,121 | +5.85% | 2025-09-30 |
| Capital Research Global Investors | $624,603.00 | 4.59% | 6.97M | +7M | New | 2025-09-30 |
| Principal Financial Group Inc | $526,279.00 | 3.87% | 5.88M | +540,755 | +10.13% | 2025-09-30 |
| State Street Corp | $455,917.00 | 3.35% | 5.09M | +62,619 | +1.25% | 2025-09-30 |
| Durable Capital Partners Lp | $337,197.00 | 2.48% | 3.77M | +709,121 | +23.2% | 2025-09-30 |
| London Co Of Virginia | $316,696.00 | 2.33% | 3.54M | -138,814 | -3.78% | 2025-09-30 |
| Ubs Group Ag | $304,968.00 | 2.24% | 3.41M | +559,435 | +19.66% | 2025-09-30 |