2,666 hedge funds and large institutions have $133B invested in Pfizer in 2021 Q1 according to their latest regulatory filings, with 165 funds opening new positions, 1,217 increasing their positions, 1,080 reducing their positions, and 131 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

less ownership

Funds ownership:

3% less capital invested

Capital invested by funds: $136B → $133B (-$3.82B)

14% less call options, than puts

Call options by funds: $1.88B | Put options by funds: $2.18B

14% less funds holding in top 10

Funds holding in top 10: 6455 (-9)

Holders
2,666
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
55
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.88B
Puts
$2.18B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
2026
$498K
2027
$497K
2028
$496K
2029
$494K
2030
$491K
2031
$491K
2032
$491K
2033
$491K
2034
$490K
2035
$489K
2036
$488K
2037
$487K
2038
$485K
2039
$485K
2040
$484K
2041
$483K
2042
$483K
2043
$482K
2044
$481K
2045
$481K
2046
$480K
2047
$480K
2048
$479K
2049
$479K
2050
$478K