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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
501
$6.89M
502
$6.86M
503
$6.86M
504
$6.83M
505
$6.82M
506
$6.74M
507
$6.72M
508
$6.7M
509
$6.69M
510
$6.68M
511
$6.65M
512
$6.59M
513
$6.58M
514
$6.57M
515
$6.5M
516
$6.48M
517
$6.46M
518
$6.42M
519
$6.39M
520
$6.33M
521
$6.24M
522
$6.24M
523
$6.24M
524
$6.2M
525
$6.18M