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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
1601
$687K
1602
$686K
1603
$685K
1604
$682K
1605
$680K
1606
$679K
1607
$679K
1608
$677K
1609
$677K
1610
$676K
1611
$676K
1612
$674K
1613
$672K
1614
$670K
1615
$670K
1616
$668K
1617
$668K
1618
$667K
1619
$667K
1620
$667K
1621
$665K
1622
$665K
1623
$664K
1624
$663K
1625
$663K