COLELLA GERALD G

Director · CMCO, MKSI

As of 2026-09-16, COLELLA GERALD G has 17 Form 4 transactions on record across 2 companies — 12 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Pattern in the record: open-market sales filed in February in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $2.6MIndirect: $4.8M$7.3Mas of 2026-09-16
  • Direct $2.6M
  • Indirect $4.8M
MKSIindirect20,017 sh$4.7M
MKSIdirect8,999 sh$2.1M
CMCOdirect26,936 sh$434K
CMCOindirect5,500 sh$89K

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

MKSI · 14 trades
2026-05-27: Sale, 8,210 sh ($2.7M)2026-05-27: Sale, 4,876 sh ($1.6M)2026-05-27: Sale, 2,800 sh ($948K)2026-05-27: Sale, 1,811 sh ($608K)2026-05-27: Sale, 1,626 sh ($547K)2026-05-27: Sale, 464 sh ($153K)2026-05-27: Sale, 213 sh ($72K)2026-05-11: Award / grant, 782 sh2026-05-11: Award / grant, 782 sh2026-02-24: Sale, 10,000 sh ($2.5M)2026-02-20: Sale, 10,000 sh ($2.5M)2025-05-12: Award / grant, 2,479 sh2025-05-12: Award / grant, 2,479 sh2025-02-18: Sale, 8,000 sh ($836K)
CMCO · 3 trades
2026-08-17: Award / grant, 7,590 sh ($145K)2025-07-21: Award / grant, 8,553 sh ($130K)2025-02-13: Purchase, 5,500 sh ($113K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-05-27MKSISale8,210 @ $331.45$2.7M−20.8% of holding31,343Form 4
2026-05-27MKSISale4,876 @ $332.04$1.6M−15.6% of holding26,467Form 4
2026-05-27MKSISale2,800 @ $338.58$948K−12.3% of holding20,017Form 4
2026-05-27MKSISale1,811 @ $335.46$608K−6.8% of holding24,656Form 4
2026-05-27MKSISale1,626 @ $336.54$547K−6.6% of holding23,030Form 4
2026-05-27MKSISale464 @ $330.38$153K−1.2% of holding39,553Form 4
2026-05-27MKSISale213 @ $337.05$72K−0.9% of holding22,817Form 4
2026-02-24MKSISale10,000 @ $253.97$2.5M−20.0% of holding40,017Form 4
2026-02-20MKSISale10,000 @ $252.90$2.5M−16.7% of holding50,017Form 4
2025-02-18MKSISale8,000 @ $104.53$836K−11.8% of holding60,017Form 4
2025-02-13CMCOPurchase5,500 @ $20.47$113Kownership Δ n/a5,500Form 4
6 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-17CMCOAward / grant7,59026,936Form 4
2026-05-11MKSIAward / grant7828,999Form 4
2026-05-11MKSIAward / grant7828,999Form 4
2025-07-21CMCOAward / grant8,55319,346Form 4
2025-05-12MKSIAward / grant2,4798,217Form 4
2025-05-12MKSIAward / grant2,4798,217Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.