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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
2251
$274K
2252
$274K
2253
$274K
2254
$274K
2255
$273K
2256
$273K
2257
$273K
2258
$272K
2259
$272K
2260
$272K
2261
$272K
2262
$272K
2263
$272K
2264
$271K
2265
$271K
2266
$270K
2267
$270K
2268
$270K
2269
$268K
2270
$268K
2271
$268K
2272
$268K
2273
$267K
2274
$267K
2275
$267K