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2,805 hedge funds and large institutions have $90.8B invested in Pfizer in 2025 Q2 according to their latest regulatory filings, with 142 funds opening new positions, 1,174 increasing their positions, 1,231 reducing their positions, and 229 closing their positions.

New
Increased
Maintained
Reduced
Closed

less ownership

Funds ownership:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

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
2,805
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
551
$5.71M
552
$5.7M
553
$5.69M
554
$5.68M
555
$5.66M
556
$5.63M
557
$5.63M
558
$5.61M
559
$5.61M
560
$5.59M
561
$5.59M
562
$5.56M
563
$5.54M
564
$5.53M
565
$5.51M
566
$5.48M
567
$5.45M
568
$5.42M
569
$5.38M
570
$5.34M
571
$5.31M
572
$5.31M
573
$5.3M
574
$5.23M
575
$5.22M