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2,242 hedge funds and large institutions have $154B invested in Pfizer in 2017 Q4 according to their latest regulatory filings, with 282 funds opening new positions, 859 increasing their positions, 863 reducing their positions, and 59 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more capital invested

Capital invested by funds: $ → $

more ownership

Funds ownership:

0% less repeat investments, than reductions

Existing positions increased: 859 | Existing positions reduced: 863

8% less funds holding in top 10

Funds holding in top 10: 177163 (-14)

27% less call options, than puts

Call options by funds: $937M | Put options by funds: $1.28B

Holders
2,242
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
163
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$937M
Puts
$1.28B
Net Calls
Net Calls Change

Top Buyers

1 +$438M
2 +$411M
3 +$308M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$287M
5
Bank of New York Mellon
Bank of New York Mellon
New York
+$271M

Top Sellers

1 -$590M
2 -$434M
3 -$261M
4
Citadel Advisors
Citadel Advisors
Florida
-$242M
5
Renaissance Technologies
Renaissance Technologies
New York
-$166M
Name Holding Trade Value Shares
Change
Change in
Stake
951
$3.37M
952
$3.35M
953
$3.35M
954
$3.35M
955
$3.34M
956
$3.33M
957
$3.31M
958
$3.28M
959
$3.28M
960
$3.28M
961
$3.27M
962
$3.25M
963
$3.22M
964
$3.22M
965
$3.22M
966
$3.21M
967
$3.21M
968
$3.21M
969
$3.21M
970
$3.19M
971
$3.19M
972
$3.17M
973
$3.17M
974
$3.17M
975
$3.16M