PFIZER INC (PFE) Institutional Ownership Changes & 13F Activity

PFIZER INC (PFE). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Hancock Classic Value, Causeway Capital Management, Sound Shore Management, Fairfax Financial Holdings, and Kahn Brothers Group.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2023Sound Shore ManagementBuy558,1902,440,068$99,554,774
Q1 2023Sequoia Financial AdvisorsBuy157,442268,283$10,945,950
Q1 2023Mairs & Power Growth FundSell-71,985370,830$15,129,864
Q1 2023Hancock Classic ValueSell-17,9842,741,849$111,867,439
Q1 2023Kahn Brothers GroupSell-8,6441,029,662$42,010,682
Q1 2023ARK InvestSell-6,765484,790$19,779,432
Q1 2023Matrix Private Capital GroupSell-26812,993$530,130
Q1 2023Dodge & Cox Stock FundSell-200123,485$5,038,188
Q4 2022Renaissance Technologies LLCSell-918,6001,071,441$54,901
Q4 2022Jensen Investment ManagementBuy549,88510,525,974$539,350,908
Q4 2022Sound Shore ManagementBuy120,0721,881,878$96,427,429
Q4 2022Hancock Classic ValueSell-109,5192,759,833$141,413,843
Q4 2022Sequoia Financial AdvisorsBuy46,985110,841$5,679,486
Q4 2022ARK InvestSell-41,257491,555$25,187,278
Q4 2022Mairs & Power Growth FundSell-28,278442,815$22,689,841
Q4 2022Dodge & Cox Stock FundSell-18,501123,685$6,337,619
Q4 2022Kahn Brothers GroupSell-4,0471,038,306$53,203,183
Q4 2022Matrix Private Capital GroupSell-12313,261$679,494
Q3 2022Renaissance Technologies LLCSell-4,021,9001,990,041$87,084
Q3 2022Sound Shore ManagementBuy555,1521,761,806$77,097
Q3 2022ARK InvestSell-201,353532,812$23,316
Q3 2022Hancock Classic ValueSell-100,0832,869,352$125,563
Q3 2022Jensen Investment ManagementSell-64,0059,976,089$436,554
Q3 2022Fairfax Financial HoldingsBuy60,000460,900$20,206
Q3 2022Mairs & Power Growth FundSell-34,395471,093$20,615
Q3 2022Sequoia Financial AdvisorsSell-15,31463,856$2,794
Q3 2022Matrix Private Capital GroupSell-7,50613,384$586
Q3 2022Kahn Brothers GroupSell-5,1461,042,353$45,613,460
Q3 2022Dodge & Cox Stock FundSell-3,699142,186$6,222
Q2 2022Sound Shore ManagementSell-757,5551,206,654$63,265

Frequently asked questions about PFE activity

  • Which institutional owners are buying PFE?

    Institutional owners buying PFE 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 PFE activity?

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

  • Is institutional interest in PFE increasing?

    Institutional interest in PFE 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.

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