2,879 hedge funds and large institutions have $92.8B invested in Pfizer in 2025 Q4 according to their latest regulatory filings, with 311 funds opening new positions, 1,071 increasing their positions, 1,261 reducing their positions, and 169 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more ownership

Funds ownership:

more capital invested

Capital invested by funds: $ → $

14% less funds holding in top 10

Funds holding in top 10: 3530 (-5)

15% less repeat investments, than reductions

Existing positions increased: 1,071 | Existing positions reduced: 1,261

19% less call options, than puts

Call options by funds: $2.6B | Put options by funds: $3.2B

Holders
2,879
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
30
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.6B
Puts
$3.2B
Net Calls
Net Calls Change

Top Buyers

1 +$362M
2 +$342M
3 +$189M
4
Capital World Investors
Capital World Investors
California
+$184M
5
Goldman Sachs
Goldman Sachs
New York
+$183M

Top Sellers

1 -$450M
2 -$223M
3 -$211M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
-$167M
5
Jane Street
Jane Street
New York
-$146M
Name Holding Trade Value Shares
Change
Change in
Stake
SAM
1826
Summit Asset Management
Tennessee
$482K
CIG
1827
Cullen Investment Group
Louisiana
$482K
LBC
1828
Leigh Baldwin & Co
New York
$481K
BV
1829
Boxwood Ventures
Illinois
$479K
PNFSL
1830
PW Nova Financial Services LLC
Pennsylvania
$479K
FA
1831
Forefront Analytics
Pennsylvania
$476K
OL
1832
one8zero8 LLC
North Carolina
$475K
RCM
1833
RNC Capital Management
California
$475K
AGP
1834
Aspire Growth Partners
Florida
$475K
PPW
1835
Parcion Private Wealth
Washington
$475K
BIG
1836
Brookwood Investment Group
Arizona
$474K
CA
1837
Claris Advisors
Missouri
$470K
ICP
1838
Interchange Capital Partners
Pennsylvania
$469K
SAM
1839
Sompo Asset Management
Japan
$468K
OLA
1840
Oliver Luxxe Assets
New Jersey
$467K
BCM
1841
Beddow Capital Management
Wyoming
$467K
VW
1842
Vantus Wealth
Pennsylvania
$467K
MSFP
1843
Mark Sheptoff Financial Planning
Connecticut
$467K
AI
1844
Accredited Investors
Minnesota
$466K
CWM
1845
Collaborative Wealth Management
Florida
$465K
PWA
1846
Pitcairn Wealth Advisors
Pennsylvania
$464K
WW
1847
Waterfront Wealth
Kansas
$464K
IFS
1848
Ifrah Financial Services
Arkansas
$464K
KFG
1849
Kelly Financial Group
Connecticut
$462K
RLWM
1850
RF&L Wealth Management
Massachusetts
$461K