AMGEN INC (AMGN) Stock Institutional Trading Activity


AMGEN INC (AMGN) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Matrix Advisors Value Fund, Mairs & Power Growth Fund, Cullen Value Fund, Renaissance Technologies LLC, and ARK Invest. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2023Sequoia Financial AdvisorsBuy56,95171,241$20,518,894
Q4 2023Cullen Value FundBuy8,6898,689$2,502,546
Q3 2023Torray FundBuy53114,380$3,864,821
Q3 2023Dodge & Cox Stock FundSell-10014,382$3,865,306
Q3 2023Renaissance Technologies LLCSell-197,04564,300$17,281
Q3 2023Mairs & Power Growth FundSell-1627,475$2,008,981
Q3 2023Bill & Melinda Gates Foundation TrustBuy11,05011,050$2,969,798
Q3 2023Sequoia Financial AdvisorsSell-17614,290$3,840,543
Q3 2023Matrix Advisors Value FundSell-6,13042,020$11,293,295
Q3 2023Hancock Classic ValueSell-270,087235,266$63,230,090
Q2 2023Torray FundBuy3,36013,849$3,074,798
Q2 2023Dodge & Cox Stock FundSell-52514,482$3,215,294
Q2 2023Renaissance Technologies LLCSell-861,300261,345$58,024
Q2 2023Mairs & Power Growth FundSell-1,1177,637$1,695,567
Q2 2023Sequoia Financial AdvisorsBuy87114,466$3,211,729
Q2 2023Matrix Advisors Value FundBuy2,05948,150$10,690,263
Q2 2023Hancock Classic ValueSell-11,895505,353$112,198,473
Q1 2023Torray FundBuy76110,489$2,535,716
Q1 2023Dodge & Cox Stock FundSell-1,20015,007$3,627,942
Q1 2023Renaissance Technologies LLCSell-484,6001,122,645$271,399
Q1 2023Mairs & Power Growth FundSell-1458,754$2,116,280
Q1 2023Sequoia Financial AdvisorsBuy25213,595$3,286,506
Q1 2023Matrix Advisors Value FundBuy2,62246,091$11,142,499
Q1 2023Hancock Classic ValueBuy7,622517,248$125,044,704
Q4 2022Torray FundSell-8539,728$2,554,962
Q4 2022Renaissance Technologies LLCBuy974,0001,607,245$422,127
Q4 2022Mairs & Power Growth FundSell-368,899$2,337,233
Q4 2022Sequoia Financial AdvisorsBuy7,67413,343$3,504,530
Q4 2022Matrix Advisors Value FundSell-15,42543,469$11,416,698
Q4 2022Hancock Classic ValueBuy10,094509,626$133,848,173

Frequently asked questions about AMGN activity

  • Which institutional owners are buying AMGN?

    Institutional owners buying AMGN include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in AMGN activity?

    "Buy" means an investor increased their reported position in AMGN compared to the prior reporting period. This reflects growing exposure to AMGEN INC (AMGN) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in AMGN increasing?

    Institutional interest in AMGN can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.