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
1251
$1.22M
1252
$1.22M
1253
$1.21M
1254
$1.21M
1255
$1.21M
1256
$1.21M
1257
$1.21M
1258
$1.21M
1259
$1.2M
1260
$1.2M
1261
$1.2M
1262
$1.2M
1263
$1.19M
1264
$1.19M
1265
$1.19M
1266
$1.19M
1267
$1.19M
1268
$1.19M
1269
$1.19M
1270
$1.18M
1271
$1.18M
1272
$1.18M
1273
$1.18M
1274
$1.17M
1275
$1.17M