2,799 hedge funds and large institutions have $90.6B invested in Pfizer in 2025 Q2 according to their latest regulatory filings, with 142 funds opening new positions, 1,171 increasing their positions, 1,228 reducing their positions, and 229 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less capital invested

Capital invested by funds: $ → $

less funds holding

Funds holding:

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: 229

Holders
2,799
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
901
$2.31M
902
$2.3M
903
$2.3M
904
$2.29M
905
$2.29M
906
$2.28M
907
$2.28M
908
$2.28M
909
$2.28M
910
$2.27M
911
$2.26M
912
$2.26M
913
$2.26M
914
$2.25M
915
$2.25M
916
$2.25M
917
$2.24M
918
$2.24M
919
$2.23M
920
$2.23M
921
$2.23M
922
$2.22M
923
$2.19M
924
$2.19M
925
$2.19M