2,911 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, 1,376 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: 1,376

39% less first-time investments, than exits

New positions opened: 126 | Existing positions closed: 207

Holders
2,911
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
$2.43B
Puts
$2.65B
Net Calls
Net Calls Change

Top Buyers

1 +$545M
2 +$310M
3 +$269M
4
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$236M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$221M

Top Sellers

1 -$558M
2 -$388M
3 -$330M
4
Bank of America
Bank of America
North Carolina
-$246M
5
BlackRock
BlackRock
New York
-$207M
Name Holding Trade Value Shares
Change
Change in
Stake
1851
$696K
1852
$696K
1853
$695K
1854
$694K
1855
$694K
1856
$693K
1857
$689K
1858
$688K
1859
$685K
1860
$684K
1861
$682K
1862
$682K
1863
$682K
1864
$682K
1865
$681K
1866
$680K
1867
$680K
1868
$679K
1869
$679K
1870
$678K
1871
$678K
1872
$677K
1873
$676K
1874
$675K
1875
$675K