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
526
$6.08M
527
$6.07M
528
$6.07M
529
$6.04M
530
$6.04M
531
$6.01M
532
$6M
533
$5.98M
534
$5.98M
535
$5.97M
536
$5.97M
537
$5.97M
538
$5.95M
539
$5.94M
540
$5.94M
541
$5.87M
542
$5.82M
543
$5.79M
544
$5.75M
545
$5.74M
546
$5.73M
547
$5.73M
548
$5.73M
549
$5.71M
550
$5.7M