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
1351
$1.04M
1352
$1.03M
1353
$1.03M
1354
$1.03M
1355
$1.03M
1356
$1.03M
1357
$1.03M
1358
$1.02M
1359
$1.02M
1360
$1.02M
1361
$1.01M
1362
$1.01M
1363
$1.01M
1364
$1.01M
1365
$1.01M
1366
$1.01M
1367
$1.01M
1368
$1.01M
1369
$1,000K
1370
$999K
1371
$995K
1372
$995K
1373
$993K
1374
$990K
1375
$987K