2,796 hedge funds and large institutions have $90.6B invested in Pfizer in 2025 Q2 according to their latest regulatory filings, with 143 funds opening new positions, 1,169 increasing their positions, 1,226 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: 143 | Existing positions closed: 229

Holders
2,796
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
$2.45M
877
$2.44M
878
$2.44M
879
$2.43M
880
$2.43M
881
$2.42M
882
$2.42M
883
$2.42M
884
$2.41M
885
$2.41M
886
$2.41M
887
$2.41M
888
$2.41M
889
$2.4M
890
$2.39M
891
$2.39M
892
$2.38M
893
$2.37M
894
$2.36M
895
$2.35M
896
$2.34M
897
$2.33M
898
$2.33M
899
$2.31M
900
$2.31M