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
1001
$1.89M
1002
$1.89M
1003
$1.88M
1004
$1.88M
1005
$1.87M
1006
$1.87M
1007
$1.87M
1008
$1.87M
1009
$1.86M
1010
$1.86M
1011
$1.86M
1012
$1.86M
1013
$1.86M
1014
$1.86M
1015
$1.85M
1016
$1.85M
1017
$1.84M
1018
$1.84M
1019
$1.84M
1020
$1.84M
1021
$1.84M
1022
$1.83M
1023
$1.83M
1024
$1.83M
1025
$1.83M