2,071 hedge funds and large institutions have $145B invested in Pfizer in 2017 Q1 according to their latest regulatory filings, with 114 funds opening new positions, 856 increasing their positions, 908 reducing their positions, and 77 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

0.11% more ownership

Funds ownership: 74.69%74.81% (+0.11%)

6% less repeat investments, than reductions

Existing positions increased: 856 | Existing positions reduced: 908

25% less call options, than puts

Call options by funds: $1.49B | Put options by funds: $1.99B

Holders
2,071
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
180
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.49B
Puts
$1.99B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
2001
$95K
2002
$92K
2003
$89K
2004
$89K
2005
$84.5K
2006
$84K
2007
$82K
2008
$72K
2009
$72K
2010
$68K
2011
$68K
2012
$68K
2013
$65.5K
2014
$65K
2015
$62K
2016
$55K
2017
$53K
2018
$51K
2019
$50K
2020
$50K
2021
$50K
2022
$48K
2023
$46K
2024
$43K
2025
$43K