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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
1676
$684K
1677
$677K
1678
$674K
1679
$674K
1680
$673K
1681
$673K
1682
$670K
1683
$670K
1684
$669K
1685
$668K
1686
$668K
1687
$667K
1688
$666K
1689
$666K
1690
$665K
1691
$663K
1692
$663K
1693
$662K
1694
$662K
1695
$661K
1696
$661K
1697
$660K
1698
$659K
1699
$658K
1700
$658K