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
2776
$4K
2777
$3.64K
2778
$3.64K
2779
$3.55K
2780
$3.05K
2781
$3K
2782
$2.98K
2783
$2.86K
2784
$2.84K
2785
$2.79K
2786
$2.59K
2787
$2.42K
2788
$2.42K
2789
$2.42K
2790
$2.3K
2791
$2.08K
2792
$1.88K
2793
$1.37K
2794
$1.21K
2795
$1.09K
2796
$1.02K
2797
$1K
2798
$970
2799
$944
2800
$654