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2,805 hedge funds and large institutions have $90.8B invested in Pfizer in 2025 Q2 according to their latest regulatory filings, with 142 funds opening new positions, 1,174 increasing their positions, 1,231 reducing their positions, and 230 closing their positions.

New
Increased
Maintained
Reduced
Closed

less ownership

Funds ownership:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

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: 230

Holders
2,805
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
2301
$257K
2302
$256K
2303
$254K
2304
$254K
2305
$254K
2306
$253K
2307
$252K
2308
$252K
2309
$252K
2310
$251K
2311
$251K
2312
$251K
2313
$251K
2314
$251K
2315
$249K
2316
$249K
2317
$249K
2318
$249K
2319
$248K
2320
$248K
2321
$248K
2322
$247K
2323
$247K
2324
$247K
2325
$247K