MKSI · Mks Inc
$310.73
+4.44 (+1.45%)
At close · Aug 14
Market Cap
$21.01B
Shares
67.62M
Notices of intent to sell restricted or control shares, filed with the SEC on Form 144 by insiders and affiliates. A Form 144 signals a planned sale — it does not confirm the shares were actually sold.
| Filed | Seller | Relationship | Shares | Approx. Sale | Broker |
|---|---|---|---|---|---|
| 2026-08-14 | Lee John Tseng-Chung | Officer, Director | 10,000 | 2026-08-14 | Fidelity Brokerage Services LLC |
| 2026-08-03 | Williams John Edward | Officer | 457 | 2026-08-03 | Fidelity Brokerage Services LLC |
| 2026-06-12 | Schreiner James Alan | Officer | 3,500 | 2026-06-12 | Fidelity Brokerage Services LLC |
| 2026-06-10 | Schreiner James Alan | Officer | 781 | 2026-06-10 | Fidelity Brokerage Services LLC |
| 2026-06-05 | McCarthy Michelle M | Officer | 2,434 | 2026-06-05 | Fidelity Brokerage Services LLC |
| 2026-06-01 | Mora Elizabeth | Director | 300 | 2026-06-01 | Fidelity Brokerage Services LLC |
| 2026-06-01 | Henry David Philip | Officer | 6,000 | 2026-06-01 | Fidelity Brokerage Services LLC |
| 2026-05-27 | Donahue Joseph B | Director | 2,100 | 2026-05-27 | Fidelity Brokerage Services LLC |
| 2026-05-26 | Henry David Philip | Officer | 2,500 | 2026-05-26 | Fidelity Brokerage Services LLC |
| 2026-05-22 | Lee John Tseng-Chung | Officer, Director | 10,000 | 2026-05-22 | Fidelity Brokerage Services LLC |
| 2026-05-22 | Mayampurath Ramakumar | Officer | 8,810 | 2026-05-22 | Fidelity Brokerage Services LLC |
| 2026-05-18 | CANNONE PETER III | Director | 1,350 | 2026-05-18 | Fidelity Brokerage Services LLC |
| 2026-05-14 | Moloney Jacqueline F | Director | 1,000 | 2026-05-14 | Fidelity Brokerage Services LLC |
| 2026-05-13 | Moloney Jacqueline F | Director | 1,400 | 2026-05-13 | Fidelity Brokerage Services LLC |
| 2026-05-11 | Burke Kathleen Flaherty | Officer | 4,355 | 2026-05-11 | Fidelity Brokerage Services LLC |
| 2026-05-11 | Taranto Eric Robert | Officer | 2,849 | 2026-05-11 | Fidelity Brokerage Services LLC |
| 2026-03-12 | Moloney Jacqueline F | Director | 341 | 2026-03-12 | Fidelity Brokerage Services LLC |
| 2026-03-06 | Taranto Eric Robert | Officer | 4,568 | 2026-03-06 | Fidelity Brokerage Services LLC |
| 2026-03-02 | Mora Elizabeth | Director | 300 | 2026-03-02 | Fidelity Brokerage Services LLC |
| 2026-02-24 | Schreiner James Alan | Officer | 4,100 | 2026-02-24 | Fidelity Brokerage Services LLC |
| 2026-02-20 | Williams John Edward | Officer | 2,043 | 2026-02-20 | Fidelity Brokerage Services LLC |
| 2026-02-20 | Moloney Jacqueline F | Director | 829 | 2026-02-20 | Fidelity Brokerage Services LLC |
| 2026-02-20 | Lee John Tseng-Chung | Officer, Director | 30,000 | 2026-02-20 | Fidelity Brokerage Services LLC |
| 2026-02-20 | Burke Kathleen Flaherty | Officer | 4,254 | 2026-02-20 | Fidelity Brokerage Services LLC |
| 2026-02-20 | Taranto Eric Robert | Officer | 1,453 | 2026-02-20 | Fidelity Brokerage Services LLC |
| 2026-02-20 | Gerald Colella 2019 Trust u/a dtd 5/4/2019 | Director | 20,000 | 2026-02-20 | Merrill |
| 2026-02-20 | McCarthy Michelle M | Officer | 1,466 | 2026-02-20 | Fidelity Brokerage Services LLC |
| 2026-02-20 | CANNONE PETER III | Director | 1,250 | 2026-02-20 | Fidelity Brokerage Services LLC |
| 2026-02-20 | Henry David Philip | Officer | 2,000 | 2026-02-20 | Fidelity Brokerage Services LLC |
| 2025-12-02 | Mora Elizabeth | Director | 300 | 2025-12-02 | Fidelity Brokerage Services LLC |
| 2025-10-22 | Schreiner James Alan | Officer | 711 | 2025-10-22 | Fidelity Brokerage Services LLC |
| 2025-10-01 | Moloney Jacqueline F | Director | 300 | 2025-10-01 | Fidelity Brokerage Services LLC |
| 2025-09-18 | Schreiner James Alan | Officer | 838 | 2025-09-18 | Fidelity Brokerage Services LLC |
| 2025-09-18 | Henry David Philip | Officer | 5,000 | 2025-09-18 | Fidelity Brokerage Services LLC |
| 2025-09-02 | Mora Elizabeth | Director | 300 | 2025-09-02 | Fidelity Brokerage Services LLC |
| 2025-08-01 | Moloney Jacqueline F | Director | 300 | 2025-08-01 | Fidelity Brokerage Services LLC |
| 2025-07-07 | Schreiner James Alan | Officer | 957 | 2025-07-07 | Fidelity Brokerage Services LLC |
| 2025-07-03 | Henry David Philip | Officer | 2,000 | 2025-07-03 | Fidelity Brokerage Services LLC |
| 2025-06-02 | Mora Elizabeth | Director | 300 | 2025-06-02 | Fidelity Brokerage Services LLC |
| 2025-03-03 | Moloney Jacqueline F | Director | 300 | 2025-03-03 | Fidelity Brokerage Services LLC |
| 2025-03-03 | Mora Elizabeth | Director | 275 | 2025-03-03 | Fidelity Brokerage Services LLC |
| 2025-02-18 | COLELLA GERARD G | Director | 8,000 | 2025-02-18 | Merrill |
| 2024-12-10 | Moloney Jacqueline F | Director | 300 | 2024-12-10 | Fidelity Brokerage Services LLC |
| 2024-12-02 | Mora Elizabeth | Director | 275 | 2024-12-02 | Fidelity Brokerage Services LLC |
| 2024-10-01 | Moloney Jacqueline F | Director | 250 | 2024-10-01 | Fidelity Brokerage Services LLC |
| 2024-09-03 | Mora Elizabeth | Director | 275 | 2024-09-03 | Fidelity Brokerage Services LLC |
| 2024-08-16 | Williams John Edward | Officer | 1,800 | 2024-08-16 | Fidelity Brokerage Services LLC |
| 2024-08-01 | Moloney Jacqueline F | Director | 250 | 2024-08-01 | Fidelity Brokerage Services LLC |
| 2024-07-15 | Gitin Mark Milton | Former Officer | 11,564 | 2024-07-15 | Fidelity Brokerage Services LLC |
| 2024-06-03 | Mora Elizabeth | Director | 275 | 2024-06-03 | Fidelity Brokerage Services LLC |
Showing 1–50 of 74 filings
Key facts
CIK
1049502
CUSIP
55306N104
13F (30d)
725 filings
701 filers
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