Stock Ownership/PFE

PFIZER INC (PFE): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in PFE · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
38
13F filers
Aggregate Value
$4.3B
Across holders
Last Price
$27.97
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity21 increased17 reduced4 exited
Full exits: Point72 Asset Management, L.P., Lighthouse Investment Partners, LLC, ORBIMED ADVISORS LLC, HBK INVESTMENTS L P
Institutional Holders of PFE
↗
38 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
Fisher Asset Management, LLC
CIK 0000850529
Institutional Manager109.07M$2.6B60.4%0.8%Added+$98.8MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund18.56M$445.0M10.2%0.2%Added+$444.7MQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund6.19M$149.1M3.4%0.0%Reduced$-281.5MQ2 2026
PZENA INVESTMENT MANAGEMENT LLC
CIK 0001027796
Institutional Manager5.96M$143.5M3.3%0.4%Added$-124.2MQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund5.41M$130.4M3.0%0.1%Reduced$-445.2MQ2 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 0001165408
Hedge Fund3.80M$91.5M2.1%0.1%Added+$77.1MQ2 2026
Squarepoint Ops LLC
CIK 0001642575
Hedge Fund3.31M$79.7M1.8%0.1%Reduced+$72.6MQ2 2026
APPALOOSA MANAGEMENT LP
CIK 0001006438
Hedge Fund2.41M$77.9M1.8%1.6%Added—Q4 2015
TCW GROUP INC
CIK 0000850401
Hedge Fund2.67M$64.3M1.5%0.4%Reduced$-23.5MQ2 2026
JUPITER ASSET MANAGEMENT LTD
CIK 0001215838
Hedge Fund2.63M$63.3M1.5%0.3%Added+$4.4MQ2 2026
Fisher Asset Management, LLCAdded
Institutional Manager
$2.6B· 60.4% of total· 0.8% port· 109.07M sh· +$98.8M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$445.0M· 10.2% of total· 0.2% port· 18.56M sh· +$444.7M QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$149.1M· 3.4% of total· 0.0% port· 6.19M sh· $-281.5M QoQ· Q2 2026
PZENA INVESTMENT MANAGEMENT LLCAdded
Institutional Manager
$143.5M· 3.3% of total· 0.4% port· 5.96M sh· $-124.2M QoQ· Q2 2026
SHAW D E & CO INCReduced
Hedge Fund
$130.4M· 3.0% of total· 0.1% port· 5.41M sh· $-445.2M QoQ· Q2 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.Added
Hedge Fund
$91.5M· 2.1% of total· 0.1% port· 3.80M sh· +$77.1M QoQ· Q2 2026
Squarepoint Ops LLCReduced
Hedge Fund
$79.7M· 1.8% of total· 0.1% port· 3.31M sh· +$72.6M QoQ· Q2 2026
APPALOOSA MANAGEMENT LPAdded
Hedge Fund
$77.9M· 1.8% of total· 1.6% port· 2.41M sh· — QoQ· Q4 2015
TCW GROUP INCReduced
Hedge Fund
$64.3M· 1.5% of total· 0.4% port· 2.67M sh· $-23.5M QoQ· Q2 2026
JUPITER ASSET MANAGEMENT LTDAdded
Hedge Fund
$63.3M· 1.5% of total· 0.3% port· 2.63M sh· +$4.4M QoQ· Q2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLCReduced
Hedge Fund
$62.9M· 1.4% of total· 0.3% port· 2.61M sh· $-105.4M QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$58.2M· 1.3% of total· 0.2% port· 2.42M sh· +$51.7M QoQ· Q2 2026
Grantham, Mayo, Van Otterloo & Co. LLCReduced
Institutional Manager
$52.5M· 1.2% of total· 0.1% port· 2.18M sh· $-2.6M QoQ· Q2 2026
Woodline Partners LPAdded
Hedge Fund
$51.9M· 1.2% of total· 0.2% port· 2.15M sh· +$2.9M QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$48.0M· 1.1% of total· 0.1% port· 1.99M sh· $-297.5M QoQ· Q2 2026
Ruffer LLPReduced
Hedge Fund
$27.1M· 0.6% of total· 1.0% port· 1.13M sh· $-571K QoQ· Q2 2026
Gotham Asset Management, LLCReduced
Hedge Fund
$22.1M· 0.5% of total· 0.1% port· 916K sh· $-3.3M QoQ· Q2 2026
Man Group plcReduced
Hedge Fund
$22.0M· 0.5% of total· 0.0% port· 913K sh· $-4.6M QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCReduced
Hedge Fund
$20.7M· 0.5% of total· 0.0% port· 858K sh· $-12.2M QoQ· Q2 2026
MARSHALL WACE, LLPReduced
Hedge Fund
$19.3M· 0.4% of total· 0.0% port· 802K sh· +$7.3M QoQ· Q2 2026
TUDOR INVESTMENT CORP ET ALAdded
Hedge Fund
$16.8M· 0.4% of total· 0.0% port· 697K sh· +$10.2M QoQ· Q2 2026
GAMCO INVESTORS, INC. ET ALReduced
Institutional Manager
$13.8M· 0.3% of total· 0.1% port· 571K sh· $-442K QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$13.4M· 0.3% of total· 0.0% port· 556K sh· +$11.1M QoQ· Q2 2026
Hudson Bay Capital Management LPAdded
Hedge Fund
$10.5M· 0.2% of total· 0.0% port· 435K sh· +$8.3M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$8.0M· 0.2% of total· 0.0% port· 330K sh· +$2.8M QoQ· Q2 2026
PineBridge Investments, L.P.Added
Hedge Fund
$6.9M· 0.2% of total· 0.1% port· 270K sh· — QoQ· Q3 2025
Bridgewater Associates, LPAdded
Hedge Fund
$4.3M· 0.1% of total· 0.0% port· 180K sh· — QoQ· Q2 2026
FRED ALGER MANAGEMENT, LLCReduced
Hedge Fund
$3.1M· 0.1% of total· 0.0% port· 128K sh· $-25K QoQ· Q2 2026
CAPSTONE INVESTMENT ADVISORS, LLCAdded
Hedge Fund
$3.0M· 0.1% of total· 0.0% port· 126K sh· $-15.2M QoQ· Q2 2026
Ancora Advisors, LLCReduced
Hedge Fund
$2.1M· 0.0% of total· 0.0% port· 89K sh· $-1.0M QoQ· Q2 2026
DODGE & COXReduced
Institutional Manager
$2.1M· 0.0% of total· 0.0% port· 88K sh· $-18K QoQ· Q2 2026
Bridgewater Advisors Inc.Reduced
Hedge Fund
$1.6M· 0.0% of total· 0.1% port· 62K sh· $-134K QoQ· Q2 2026
Verition Fund Management LLCAdded
Hedge Fund
$1.4M· 0.0% of total· 0.0% port· 59K sh· $-125K QoQ· Q2 2026
Brevan Howard Capital Management LPAdded
Hedge Fund
$1.2M· 0.0% of total· 0.0% port· 49K sh· +$495K QoQ· Q2 2026
Clearbridge Investments, LLCReduced
Hedge Fund
$1.0M· 0.0% of total· 0.0% port· 43K sh· $-85K QoQ· Q2 2026
Eisler Capital (UK) Ltd.Added
Hedge Fund
$806K· 0.0% of total· 0.0% port· 28K sh· $-15.2M QoQ· Q3 2024
Parallax Volatility Advisers, L.P.Added
Hedge Fund
$657K· 0.0% of total· 0.0% port· 27K sh· $-2.5M QoQ· Q2 2026
Alphadyne Asset Management LPAdded
Hedge Fund
$446K· 0.0% of total· 0.0% port· 19K sh· — QoQ· Q2 2026
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