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2,805 hedge funds and large institutions have $90.8B invested in Pfizer in 2025 Q2 according to their latest regulatory filings, with 142 funds opening new positions, 1,174 increasing their positions, 1,231 reducing their positions, and 230 closing their positions.

New
Increased
Maintained
Reduced
Closed

less ownership

Funds ownership:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

21% less call options, than puts

Call options by funds: $2.61B | Put options by funds: $3.32B

34% less funds holding in top 10

Funds holding in top 10: 4429 (-15)

38% less first-time investments, than exits

New positions opened: 142 | Existing positions closed: 230

Holders
2,805
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
29
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.61B
Puts
$3.32B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
951
$2.09M
952
$2.09M
953
$2.08M
954
$2.08M
955
$2.08M
956
$2.07M
957
$2.07M
958
$2.07M
959
$2.06M
960
$2.06M
961
$2.06M
962
$2.05M
963
$2.04M
964
$2.04M
965
$2.04M
966
$2.03M
967
$2.03M
968
$2.03M
969
$2.03M
970
$2.02M
971
$2.02M
972
$2.01M
973
$2.01M
974
$2M
975
$1.99M