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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
726
$6.04M
727
$6.04M
728
$6.03M
729
$6.02M
730
$6.01M
731
$6.01M
732
$6M
733
$5.97M
734
$5.96M
735
$5.96M
736
$5.94M
737
$5.88M
738
$5.87M
739
$5.85M
740
$5.84M
741
$5.84M
742
$5.82M
743
$5.81M
744
$5.79M
745
$5.78M
746
$5.73M
747
$5.73M
748
$5.73M
749
$5.72M
750
$5.71M