DE GEUS AART

Director · Officer · SNPS, AMAT

As of 2026-09-27, DE GEUS AART has 101 Form 4 transactions on record across 2 companies — 29 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.

Reconstructed holdings

Direct: $45.6MIndirect: $0$45.6Mas of 2026-09-27
  • Direct $45.6M
  • Indirect $0
AMATdirect93,928 sh$45.6M

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

SNPS · 97 trades
2026-09-01: Sale, 24,641 sh ($10.3M)2026-09-01: Option exercise, 24,641 sh ($3.3M)2026-09-01: Option exercise, 24,641 sh ($0)2026-08-31: Sale, 25,000 sh ($11.0M)2026-08-31: Option exercise, 25,000 sh ($3.4M)2026-08-31: Other acquisition, 22 sh ($8K)2026-08-31: Option exercise, 25,000 sh ($0)2026-08-28: Sale, 25,000 sh ($11.1M)2026-08-28: Option exercise, 25,000 sh ($3.4M)2026-08-28: Option exercise, 25,000 sh ($0)2026-06-15: Withheld for tax, 156 sh ($71K)2026-06-15: Option exercise, 449 sh ($0)2026-06-15: Option exercise, 449 sh ($0)2026-03-15: Withheld for tax, 630 sh ($260K)2026-03-15: Option exercise, 1,763 sh ($0)2026-03-15: Option exercise, 1,763 sh ($0)2026-02-27: Other acquisition, 28 sh ($10K)2025-12-16: Award / grant, 2,693 sh ($0)2025-12-08: Withheld for tax, 612 sh ($285K)2025-12-08: Withheld for tax, 438 sh ($204K)2025-12-08: Withheld for tax, 311 sh ($145K)2025-12-08: Option exercise, 882 sh ($0)2025-12-08: Option exercise, 882 sh ($0)2025-12-08: Option exercise, 1,234 sh ($0)2025-12-08: Option exercise, 626 sh ($0)2025-12-08: Option exercise, 1,234 sh ($0)2025-12-08: Option exercise, 626 sh ($0)2025-08-29: Other acquisition, 26 sh ($10K)2025-03-15: Withheld for tax, 875 sh ($390K)2025-03-15: Option exercise, 1,764 sh ($0)2025-03-15: Option exercise, 1,764 sh ($0)2025-03-06: Sale, 15,705 sh ($7.0M)2025-03-06: Option exercise, 15,705 sh ($1.4M)2025-03-06: Option exercise, 15,705 sh ($0)2025-02-28: Other acquisition, 25 sh ($10K)2024-12-18: Award / grant, 7,323 sh ($0)2024-12-18: Award / grant, 2,503 sh ($0)2024-12-06: Withheld for tax, 5,657 sh ($2.9M)2024-12-06: Withheld for tax, 1,853 sh ($959K)2024-12-06: Withheld for tax, 927 sh ($480K)2024-12-06: Withheld for tax, 612 sh ($317K)2024-12-06: Withheld for tax, 438 sh ($227K)2024-12-06: Option exercise, 882 sh ($0)2024-12-06: Option exercise, 3,736 sh ($0)2024-12-06: Option exercise, 3,736 sh ($0)2024-12-06: Option exercise, 1,868 sh ($0)2024-12-06: Option exercise, 1,234 sh ($0)2024-12-06: Option exercise, 11,408 sh ($0)2024-12-06: Option exercise, 11,408 sh ($0)2024-12-06: Option exercise, 1,868 sh ($0)2024-12-06: Option exercise, 1,234 sh ($0)2024-12-06: Option exercise, 882 sh ($0)2024-08-30: Other acquisition, 22 sh ($10K)2024-07-16: Gift, 186,551 sh ($0)2024-07-15: Sale, 493 sh ($306K)2024-07-15: Option exercise, 493 sh ($44K)2024-07-15: Option exercise, 493 sh ($0)2024-07-11: Sale, 4,588 sh ($2.9M)2024-07-11: Option exercise, 4,588 sh ($412K)2024-07-11: Option exercise, 4,588 sh ($0)2024-07-10: Sale, 8,648 sh ($5.4M)2024-07-10: Option exercise, 8,648 sh ($776K)2024-07-10: Option exercise, 8,648 sh ($0)2024-07-08: Sale, 5,448 sh ($3.4M)2024-07-08: Option exercise, 5,448 sh ($489K)2024-07-08: Option exercise, 5,448 sh ($0)2024-07-05: Sale, 27,753 sh ($17.2M)2024-07-05: Option exercise, 27,753 sh ($2.5M)2024-07-05: Option exercise, 27,753 sh ($0)2024-07-03: Sale, 2,789 sh ($1.7M)2024-07-03: Option exercise, 2,789 sh ($250K)2024-07-03: Option exercise, 2,789 sh ($0)2024-07-02: Sale, 4,340 sh ($2.6M)2024-07-02: Option exercise, 4,340 sh ($390K)2024-07-02: Option exercise, 4,340 sh ($0)2024-07-01: Sale, 5,893 sh ($3.5M)2024-07-01: Option exercise, 5,893 sh ($529K)2024-07-01: Option exercise, 5,893 sh ($0)2024-06-28: Sale, 11,185 sh ($6.8M)2024-06-28: Option exercise, 11,185 sh ($1.0M)2024-06-28: Option exercise, 11,185 sh ($0)2024-06-27: Sale, 8,158 sh ($4.9M)2024-06-27: Option exercise, 8,158 sh ($732K)2024-06-27: Option exercise, 8,158 sh ($0)2024-06-26: Sale, 2,899 sh ($1.7M)2024-06-26: Option exercise, 2,899 sh ($260K)2024-06-26: Option exercise, 2,899 sh ($0)2024-06-25: Sale, 4,212 sh ($2.5M)2024-06-25: Option exercise, 4,212 sh ($378K)2024-06-25: Option exercise, 4,212 sh ($0)2024-06-24: Sale, 2,535 sh ($1.5M)2024-06-24: Option exercise, 2,535 sh ($228K)2024-06-24: Option exercise, 2,535 sh ($0)2024-03-15: Withheld for tax, 610 sh ($336K)2024-03-15: Disposition, 1,764 sh ($0)2024-03-15: Option exercise, 1,764 sh ($0)2024-02-29: Other acquisition, 38 sh ($10K)
AMAT · 4 trades
2026-05-21: Gift, 17,855 sh ($0)2026-03-12: Award / grant, 741 sh ($0)2025-03-06: Award / grant, 1,583 sh ($0)2024-03-07: Award / grant, 1,128 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-09-01SNPSSale24,641 @ $419.44$10.3M−17.0% of holding120,443Form 4
2026-08-31SNPSSale25,000 @ $441.76$11.0M−17.2% of holding120,421Form 4
2026-08-28SNPSSale25,000 @ $445.55$11.1M−17.2% of holding120,421Form 4
2025-03-06SNPSSale15,705 @ $444.42$7.0M−11.9% of holding116,671Form 4
2024-07-15SNPSSale493 @ $620.60$306K−0.5% of holding106,983Form 4
2024-07-11SNPSSale4,588 @ $621.68$2.9M−4.1% of holding106,983Form 4
2024-07-10SNPSSale8,648 @ $620.29$5.4M−7.5% of holding106,983Form 4
2024-07-08SNPSSale5,448 @ $620.95$3.4M−4.8% of holding106,983Form 4
2024-07-05SNPSSale27,753 @ $618.58$17.2M−20.6% of holding106,983Form 4
2024-07-03SNPSSale2,789 @ $610.94$1.7M−2.5% of holding106,983Form 4
2024-07-02SNPSSale4,340 @ $610.25$2.6M−3.9% of holding106,983Form 4
2024-07-01SNPSSale5,893 @ $602.00$3.5M−5.2% of holding106,983Form 4
2024-06-28SNPSSale11,185 @ $603.94$6.8M−9.5% of holding106,983Form 4
2024-06-27SNPSSale8,158 @ $602.59$4.9M−7.1% of holding106,983Form 4
2024-06-26SNPSSale2,899 @ $600.57$1.7M−2.6% of holding106,983Form 4
2024-06-25SNPSSale4,212 @ $600.05$2.5M−3.8% of holding106,983Form 4
2024-06-24SNPSSale2,535 @ $600.99$1.5M−2.3% of holding106,983Form 4
84 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-01SNPSOption exercise24,641145,084Form 4
2026-09-01SNPSOption exercise24,6410Form 4
2026-08-31SNPSOption exercise25,000145,421Form 4
2026-08-31SNPSOther acquisition22120,443Form 4
2026-08-31SNPSOption exercise25,00024,641Form 4
2026-08-28SNPSOption exercise25,000145,421Form 4
2026-08-28SNPSOption exercise25,00049,641Form 4
2026-06-15SNPSWithheld for tax156120,421Form 4
2026-06-15SNPSOption exercise4492,244Form 4
2026-06-15SNPSOption exercise449120,577Form 4
2026-05-21AMATGift17,85593,928Form 4
2026-03-15SNPSWithheld for tax630120,128Form 4
2026-03-15SNPSOption exercise1,7631,763Form 4
2026-03-15SNPSOption exercise1,763120,758Form 4
2026-03-12AMATAward / grant741111,783Form 4
2026-02-27SNPSOther acquisition28118,995Form 4
2025-12-16SNPSAward / grant2,6932,693Form 4
2025-12-08SNPSWithheld for tax612118,208Form 4
2025-12-08SNPSWithheld for tax438118,652Form 4
2025-12-08SNPSWithheld for tax311118,967Form 4
2025-12-08SNPSOption exercise882119,090Form 4
2025-12-08SNPSOption exercise8821,763Form 4
2025-12-08SNPSOption exercise1,2340Form 4
2025-12-08SNPSOption exercise626119,278Form 4
2025-12-08SNPSOption exercise1,234118,820Form 4
2025-12-08SNPSOption exercise6261,877Form 4
2025-08-29SNPSOther acquisition26117,586Form 4
2025-03-15SNPSWithheld for tax875117,560Form 4
2025-03-15SNPSOption exercise1,7643,526Form 4
2025-03-15SNPSOption exercise1,764118,435Form 4
2025-03-06SNPSOption exercise15,705132,376Form 4
2025-03-06AMATAward / grant1,583111,042Form 4
2025-03-06SNPSOption exercise15,7050Form 4
2025-02-28SNPSOther acquisition25116,671Form 4
2024-12-18SNPSAward / grant7,3237,323Form 4
2024-12-18SNPSAward / grant2,5032,503Form 4
2024-12-06SNPSWithheld for tax5,657114,639Form 4
2024-12-06SNPSWithheld for tax1,853108,888Form 4
2024-12-06SNPSWithheld for tax927115,580Form 4
2024-12-06SNPSWithheld for tax612116,202Form 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.