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
1126
$1.56M
1127
$1.55M
1128
$1.55M
1129
$1.55M
1130
$1.55M
1131
$1.55M
1132
$1.55M
1133
$1.55M
1134
$1.54M
1135
$1.54M
1136
$1.53M
1137
$1.53M
1138
$1.52M
1139
$1.52M
1140
$1.52M
1141
$1.52M
1142
$1.51M
1143
$1.51M
1144
$1.51M
1145
$1.51M
1146
$1.51M
1147
$1.51M
1148
$1.51M
1149
$1.5M
1150
$1.5M