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
1226
$1.28M
1227
$1.28M
1228
$1.28M
1229
$1.28M
1230
$1.28M
1231
$1.27M
1232
$1.27M
1233
$1.27M
1234
$1.27M
1235
$1.26M
1236
$1.26M
1237
$1.26M
1238
$1.26M
1239
$1.26M
1240
$1.25M
1241
$1.25M
1242
$1.25M
1243
$1.25M
1244
$1.24M
1245
$1.24M
1246
$1.24M
1247
$1.24M
1248
$1.24M
1249
$1.24M
1250
$1.24M