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.

Explore more:

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2022Torray FundSell-2,62210,581$2,385
Q3 2022Dodge & Cox Stock FundSell-30016,207$3,653
Q3 2022Sequoia Financial AdvisorsSell-3,8425,669$1,278
Q3 2022Mairs & Power Growth FundSell-588,935$2,014
Q3 2022Matrix Advisors Value FundBuy69058,894$13,275
Q3 2022Renaissance Technologies LLCSell-806,500633,245$142,733
Q3 2022Hancock Classic ValueSell-22,641499,532$112,595
Q2 2022Torray FundSell-1,77913,203$3,212
Q2 2022Dodge & Cox Stock FundSell-10016,507$4,016
Q2 2022Mairs & Power Growth FundBuy3018,993$2,188
Q2 2022Sequoia Financial AdvisorsSell-2,1899,511$2,314
Q2 2022Matrix Advisors Value FundSell-49658,204$14,161
Q2 2022Renaissance Technologies LLCBuy1,060,2001,439,745$350,290
Q2 2022Hancock Classic ValueSell-10,037522,173$127,045
Q1 2022Torray FundBuy83414,982$3,623
Q1 2022Mairs & Power Growth FundBuy1258,692$2,102
Q1 2022Sequoia Financial AdvisorsBuy55611,700$2,829
Q1 2022Matrix Advisors Value FundBuy4,87858,700$14,195
Q1 2022Renaissance Technologies LLCSell-722,308379,545$91,782
Q1 2022Hancock Classic ValueSell-2,660532,210$128,699
Q4 2021Torray FundBuy3,81614,148$3,183
Q4 2021Dodge & Cox Stock FundSell-30016,607$3,736
Q4 2021Mairs & Power Growth FundSell-638,567$1,927
Q4 2021Sequoia Financial AdvisorsBuy4,44411,144$2,507
Q4 2021Matrix Advisors Value FundBuy22,40053,822$12,108
Q4 2021Renaissance Technologies LLCBuy950,0081,101,853$247,884
Q4 2021Hancock Classic ValueBuy1,598534,870$120,330
Q3 2021Torray FundBuy1,27210,332$2,197
Q3 2021Sequoia Financial AdvisorsSell-4,1496,700$1,425
Q3 2021Mairs & Power Growth FundBuy2508,630$1,835

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.