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AArphra

AMGN

Amgen Inc.
HealthcareDrug Manufacturers - GeneralUSUSD
$336.79
-0.77%Live · FMPMay 29, 2026
AI Brief
Market cap
$181.77B
52w range
267.83 – 391.29
P / E
EPS
Volume
2.95M
Revenue · FY
$36.74B
+9.92% YoY

Stock splits

DB · stock_splits5
DateRatioTypeMultiplier
Nov 22, 19992-for-1Forward2.00×
Mar 01, 19992-for-1Forward2.00×
Aug 16, 19952-for-1Forward2.00×
Sep 11, 19913-for-1Forward3.00×
Aug 13, 19902-for-1Forward2.00×

M&A activity

3DB · FMP /mergers-acquisitions

Whole-company transactions where AMGN is acquirer or target.

DateRoleCounterpartyFiling
Apr 23, 2004AcquirerTularikSEC →
Jan 31, 2002AcquirerImmunexSEC →
Nov 03, 2000AcquirerKinetixSEC →

Beneficial-ownership filings

DB · 13D/G9
FiledFormReporter% ownedShares
Sep 27, 2023Amgen Inc.23.20%SEC →
Dec 02, 2022SAGA INVESTMENTS COÖPERATIEF U.A.6.00%SEC →
Dec 02, 2022AMGEN SINGAPORE MANUFACTURING PTE. LTD.6.00%SEC →
Dec 02, 2022ONYX PHARMACEUTICALS, INC.6.00%SEC →
Dec 02, 2022AMGEN INC.6.00%SEC →
Dec 02, 2022AMGEN TECHNOLOGY, LIMITED6.00%SEC →
Feb 10, 2022STATE STREET CORPORATION5.37%SEC →
Jan 12, 2022AMGEN INC.11.30%SEC →
Oct 01, 2021AMGEN INC.7.40%SEC →

Corporate actions combine splits (live, full history), symbol changes (refreshed weekly), the daily M&A wire, and 13D/G filings.