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
601
$4.78M
602
$4.77M
603
$4.74M
604
$4.72M
605
$4.71M
606
$4.69M
607
$4.67M
608
$4.67M
609
$4.66M
610
$4.63M
611
$4.63M
612
$4.62M
613
$4.62M
614
$4.6M
615
$4.6M
616
$4.6M
617
$4.58M
618
$4.57M
619
$4.57M
620
$4.56M
621
$4.54M
622
$4.54M
623
$4.53M
624
$4.53M
625
$4.51M