๐Ÿ•ต๏ธ Amgen Inc ($AMGN)

SEC insider & ownership activity, last 12 months ยท CIK 318154 ยท every row links its SEC filing

Over the last 12 months insiders sold $29.3M with no open-market buying against it. Santos Esteban sold $20.8M in discretionary trades (Feb). 1 planned sale is pending, the largest $828K (Khosla Rachna). One red-flag 8-K in the window: Cyber incident (1.05), Jul 29, 2026.

Oct 2025: net +$0 Nov 2025: net -$3.7M Dec 2025: net +$0 Jan 2026: net +$0 Feb 2026: net -$21.1M Mar 2026: net +$0 Apr 2026: net +$0 May 2026: net -$400K Jun 2026: net +$0 Jul 2026: net +$0 Aug 2026: net -$4.1M Sep 2026: net +$0
Monthly net open-market insider flow, last 12 months (up = net buying)

Insider flow

0 buyers, $0 (0 lots) ยท 6 sellers, $29.3M (14 lots)

InsiderBuysBoughtSellsSoldLast
Santos Esteban0โ€“ 2$20.8MFeb 26, 2026
Nancy A. Grygiel0โ€“ 5$2.7MAug 6, 2026
Gordon Murdo0โ€“ 1$2.3MNov 12, 2025
Khosla Rachna0โ€“ 3$1.6MAug 13, 2026
Miller Derek0โ€“ 2$1.6MAug 6, 2026
Matthew C. Busch0โ€“ 1$376KFeb 19, 2026

5%+ holders

HolderStakeClassScheduleEvent
BlackRock, Inc. 7.6% 13GApr 17, 2025 filing โ†—
Vanguard Capital Management 7.5% 13GApr 29, 2026 filing โ†—
Capital World Investors 5.5% 13GMay 14, 2026 filing โ†—

Planned insider sales (Form 144)

SellerPlannedApprox. sale date
Khosla Rachna$517KAug 13, 2026 filing โ†—
Khosla Rachna$828KAug 11, 2026 filing โ†—
Nancy A. Grygiel$1.2MAug 6, 2026 filing โ†—
Derek Miller$1.6MAug 6, 2026 filing โ†—
Nancy A. Grygiel$400KMay 4, 2026 filing โ†—
Santos Esteban$20.8MFeb 26, 2026 filing โ†—
Matthew C. Busch$375KFeb 19, 2026 filing โ†—
Nancy A. Grygiel$1.1MNov 20, 2025 filing โ†—
Khosla Rachna$300KNov 12, 2025 filing โ†—
Gordon Murdo$2.3MNov 12, 2025 filing โ†—

Material events (8-K)

ItemEvent date
Earnings (2.02)Aug 4, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Aug 4, 2026 filing โ†—
Cyber incident (1.05)Jul 29, 2026 filing โ†—
Shareholder vote (5.07)May 19, 2026 filing โ†—
Officer/director changes (5.02)May 19, 2026 filing โ†—
Earnings (2.02)Apr 30, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Apr 30, 2026 filing โ†—
Officer/director changes (5.02)Apr 22, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Apr 22, 2026 filing โ†—
Material agreement (1.01)Feb 17, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Feb 17, 2026 filing โ†—
Earnings (2.02)Feb 3, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Feb 3, 2026 filing โ†—
Agreement terminated (1.02)Jan 30, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Jan 30, 2026 filing โ†—
Earnings (2.02)Nov 4, 2025 filing โ†—
Financial Statements and Exhibits (9.01)Nov 4, 2025 filing โ†—