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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
1901
$429K
1902
$429K
1903
$428K
1904
$428K
1905
$428K
1906
$428K
1907
$428K
1908
$427K
1909
$426K
1910
$425K
1911
$425K
1912
$425K
1913
$424K
1914
$424K
1915
$423K
1916
$423K
1917
$423K
1918
$423K
1919
$422K
1920
$421K
1921
$420K
1922
$419K
1923
$417K
1924
$417K
1925
$416K