Gerard G Colella Net Worth
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Gerard G Colella has an estimated net worth of at least $14.3 million*, as of Oct. 29, 2025. They own 68,233 shares of MKSI stock. They have sold 61,000 shares of MKSI stock since 2021, for an estimated $4.5 million.
Gerard G Colella $MKSI SEC Form 4 Insider Trading
Gerard G Colella has filed a total of 8 insider trades in $MKSI since 2021. Their most recent trade was a sale of 10,000 shares, made on Feb 20, 2026. Their largest trade was a sale of 10,000 shares, made on Feb 20, 2026. We estimate that they now own 68,233 shares of $MKSI, worth an estimated $9.8 million.
Insider Trading at $MKSI
There have been a total of 70 insider trades reported at $MKSI since 2021, with 3,750 shares purchased and 4.2 million shares sold. The most active insider traders in $MKSI stock have been Seth H Bagshaw, John Tseng-Chung Lee, and Kathleen Flaherty Burke. The most recent trade was a sale of 10,000 shares reported by GERALD G COLELLA (None), made on Feb 24, 2026.
History of Insider Stock Trades by Gerard G Colella
| Company Ticker | Purchase / Sale | Shares | Date | Disclosed (EST) |
|---|---|---|---|---|
MKSI
|
Sale | 10,000 | Feb 20, 2026 | Feb. 24, 2026, 3:26 p.m. |
|
MKSI
|
Sale | 10,000 | Feb 24, 2026 | Feb. 24, 2026, 3:26 p.m. |
|
MKSI
|
Sale | 8,000 | Feb 18, 2025 | Feb. 19, 2025, 7:16 p.m. |
CMCO
|
Purchase | 5,500 | Feb 13, 2025 | Feb. 14, 2025, 1:43 p.m. |
|
MKSI
|
Sale | 10,000 | Feb 09, 2024 | Feb. 12, 2024, 1:21 p.m. |
|
MKSI
|
Sale | 10,000 | Jan 22, 2024 | Jan. 23, 2024, 2:45 p.m. |
|
MKSI
|
Sale | 10,000 | Aug 31, 2023 | Sept. 1, 2023, 10:13 a.m. |
|
MKSI
|
Purchase | 1,000 | Aug 01, 2022 | Aug. 2, 2022, 5:26 p.m. |
|
MKSI
|
Sale | 3,000 | Nov 04, 2021 | Nov. 7, 2021, 8 p.m. |
$MKSI Executives and Stock Owners with Insider Trades
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Seth H Bagshaw, EVP, CFO & Treasurer
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John Tseng-Chung Lee, President & CEO
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Kathleen Flaherty Burke, EVP, GC & Secretary
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David Philip Henry, EVP, Global Str Mktg & GM, MSD
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David Philip Henry, EVP, Operations & Corp Mktg
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James Alan Schreiner, EVP & COO
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John Edward Williams, EVP & GM, PSD
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Michelle M Mccarthy, VP & Chief Accounting Officer
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Eric Robert Taranto, EVP & GM, VSD
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James Alan Schreiner, EVP & COO, MSD
*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.