Rutten Guillaume Marie Jean

Director · Officer · AMKR

As of 2026-09-16, Rutten Guillaume Marie Jean has 44 Form 4 transactions on record across 1 company — 33 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: $21.4MIndirect: $0$21.4Mas of 2026-09-16
  • Direct $21.4M
  • Indirect $0
AMKRdirect461,732 sh$21.4M

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

AMKR · 44 trades
2026-08-06: Sale, 25,000 sh ($1.4M)2026-08-05: Sale, 25,000 sh ($1.4M)2026-06-30: Option exercise, 8,692 sh ($0)2026-06-30: Option exercise, 8,692 sh ($0)2026-06-23: Award / grant, 3 sh ($0)2026-05-13: Option exercise, 482 sh ($0)2026-05-13: Award / grant, 2,613 sh ($0)2026-05-13: Option exercise, 482 sh ($0)2026-05-08: Sale, 50,000 sh ($3.7M)2026-04-01: Award / grant, 482 sh ($0)2026-03-31: Option exercise, 8,692 sh ($0)2026-03-31: Option exercise, 8,692 sh ($0)2026-02-24: Sale, 20,000 sh ($976K)2026-02-24: Option exercise, 10,748 sh ($0)2026-02-24: Option exercise, 10,748 sh ($0)2026-02-20: Option exercise, 59,388 sh ($0)2026-02-20: Option exercise, 59,388 sh ($0)2026-02-20: Option exercise, 112,941 sh ($0)2026-02-20: Option exercise, 112,941 sh ($0)2026-02-18: Award / grant, 10,891 sh ($0)2026-02-18: Award / grant, 30,587 sh ($0)2026-02-17: Sale, 10,000 sh ($459K)2026-02-16: Option exercise, 13,920 sh ($0)2026-02-16: Option exercise, 13,920 sh ($0)2026-01-15: Sale, 10,000 sh ($531K)2025-12-31: Option exercise, 8,692 sh ($0)2025-12-31: Option exercise, 8,692 sh ($0)2025-12-15: Sale, 10,000 sh ($448K)2025-11-17: Sale, 10,000 sh ($317K)2025-10-15: Sale, 10,000 sh ($307K)2025-09-30: Option exercise, 8,692 sh ($0)2025-09-30: Option exercise, 8,692 sh ($0)2025-09-23: Sale, 10,000 sh ($300K)2025-06-30: Option exercise, 8,691 sh ($0)2025-06-30: Option exercise, 8,691 sh ($0)2025-02-24: Option exercise, 10,748 sh ($0)2025-02-24: Option exercise, 10,748 sh ($0)2025-02-20: Option exercise, 112,941 sh ($0)2025-02-20: Award / grant, 43,459 sh ($0)2025-02-20: Award / grant, 178,183 sh ($0)2025-02-20: Option exercise, 112,941 sh ($0)2025-02-19: Award / grant, 16,736 sh ($0)2025-02-14: Option exercise, 13,920 sh ($0)2025-02-14: Option exercise, 13,920 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-06AMKRSale25,000 @ $54.50$1.4M−5.1% of holding461,732Form 4
2026-08-05AMKRSale25,000 @ $55.35$1.4M−4.9% of holding486,732Form 4
2026-05-08AMKRSale50,000 @ $74.28$3.7M−9.0% of holding502,558Form 4
2026-02-24AMKRSale20,000 @ $48.80$976K−3.5% of holding543,866Form 4
2026-02-17AMKRSale10,000 @ $45.89$459K−2.9% of holding339,311Form 4
2026-01-15AMKRSale10,000 @ $53.14$531K−2.9% of holding335,391Form 4
2025-12-15AMKRSale10,000 @ $44.80$448K−2.9% of holding336,699Form 4
2025-11-17AMKRSale10,000 @ $31.68$317K−2.8% of holding346,699Form 4
2025-10-15AMKRSale10,000 @ $30.74$307K−2.7% of holding356,699Form 4
2025-09-23AMKRSale10,000 @ $30.00$300K−2.7% of holding358,007Form 4
34 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-30AMKROption exercise8,6920Form 4
2026-06-30AMKROption exercise8,692511,732Form 4
2026-06-23AMKRAward / grant32,616Form 4
2026-05-13AMKROption exercise4820Form 4
2026-05-13AMKRAward / grant2,6132,613Form 4
2026-05-13AMKROption exercise482503,040Form 4
2026-04-01AMKRAward / grant482482Form 4
2026-03-31AMKROption exercise8,6928,692Form 4
2026-03-31AMKROption exercise8,692552,558Form 4
2026-02-24AMKROption exercise10,748563,866Form 4
2026-02-24AMKROption exercise10,7480Form 4
2026-02-20AMKROption exercise59,388553,118Form 4
2026-02-20AMKROption exercise59,388118,795Form 4
2026-02-20AMKROption exercise112,94156,470Form 4
2026-02-20AMKROption exercise112,941493,730Form 4
2026-02-18AMKRAward / grant10,891350,202Form 4
2026-02-18AMKRAward / grant30,587380,789Form 4
2026-02-16AMKROption exercise13,92013,919Form 4
2026-02-16AMKROption exercise13,920349,311Form 4
2025-12-31AMKROption exercise8,69217,384Form 4
2025-12-31AMKROption exercise8,692345,391Form 4
2025-09-30AMKROption exercise8,692366,699Form 4
2025-09-30AMKROption exercise8,69226,076Form 4
2025-06-30AMKROption exercise8,69134,768Form 4
2025-06-30AMKROption exercise8,691368,007Form 4
2025-02-24AMKROption exercise10,74810,748Form 4
2025-02-24AMKROption exercise10,748359,316Form 4
2025-02-20AMKROption exercise112,941348,568Form 4
2025-02-20AMKRAward / grant43,45943,459Form 4
2025-02-20AMKRAward / grant178,183178,183Form 4
2025-02-20AMKROption exercise112,941169,411Form 4
2025-02-19AMKRAward / grant16,736235,627Form 4
2025-02-14AMKROption exercise13,92027,839Form 4
2025-02-14AMKROption exercise13,920218,891Form 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.