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
876
$2.46M
877
$2.45M
878
$2.44M
879
$2.44M
880
$2.43M
881
$2.43M
882
$2.42M
883
$2.42M
884
$2.42M
885
$2.41M
886
$2.41M
887
$2.41M
888
$2.41M
889
$2.41M
890
$2.4M
891
$2.39M
892
$2.39M
893
$2.38M
894
$2.37M
895
$2.36M
896
$2.35M
897
$2.34M
898
$2.33M
899
$2.33M
900
$2.31M