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
676
$3.91M
677
$3.89M
678
$3.88M
679
$3.88M
680
$3.85M
681
$3.85M
682
$3.83M
683
$3.82M
684
$3.82M
685
$3.81M
686
$3.81M
687
$3.81M
688
$3.81M
689
$3.76M
690
$3.75M
691
$3.74M
692
$3.74M
693
$3.74M
694
$3.74M
695
$3.73M
696
$3.71M
697
$3.71M
698
$3.7M
699
$3.69M
700
$3.66M