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
751
$3.21M
752
$3.2M
753
$3.2M
754
$3.2M
755
$3.19M
756
$3.18M
757
$3.18M
758
$3.18M
759
$3.18M
760
$3.16M
761
$3.15M
762
$3.15M
763
$3.15M
764
$3.14M
765
$3.12M
766
$3.11M
767
$3.08M
768
$3.06M
769
$3.06M
770
$3.05M
771
$3.05M
772
$3.05M
773
$3.04M
774
$3.03M
775
$3.03M