2,917 hedge funds and large institutions have $131B invested in Pfizer in 2023 Q3 according to their latest regulatory filings, with 126 funds opening new positions, 1,182 increasing their positions, 1,381 reducing their positions, and 207 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

less call options, than puts

Call options by funds: $ | Put options by funds: $

less funds holding

Funds holding:

10% less capital invested

Capital invested by funds: $145B → $131B (-$14.2B)

14% less repeat investments, than reductions

Existing positions increased: 1,182 | Existing positions reduced: 1,381

39% less first-time investments, than exits

New positions opened: 126 | Existing positions closed: 207

Holders
2,917
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
52
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.44B
Puts
$2.65B
Net Calls
Net Calls Change

Top Buyers

1 +$581M
2 +$332M
3 +$287M
4
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$251M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$236M

Top Sellers

1 -$595M
2 -$414M
3 -$354M
4
Bank of America
Bank of America
North Carolina
-$263M
5
BlackRock
BlackRock
New York
-$220M
Name Holding Trade Value Shares
Change
Change in
Stake
1876
$678K
1877
$677K
1878
$676K
1879
$675K
1880
$675K
1881
$674K
1882
$674K
1883
$674K
1884
$673K
1885
$672K
1886
$671K
1887
$671K
1888
$671K
1889
$669K
1890
$667K
1891
$665K
1892
$665K
1893
$663K
1894
$663K
1895
$660K
1896
$658K
1897
$658K
1898
$657K
1899
$656K
1900
$656K