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2,810 hedge funds and large institutions have $90.8B invested in Pfizer in 2025 Q2 according to their latest regulatory filings, with 142 funds opening new positions, 1,176 increasing their positions, 1,233 reducing their positions, and 230 closing their positions.

New
Increased
Maintained
Reduced
Closed

0.62% less ownership

Funds ownership: 66.26%65.64% (-0.62%)

5% less repeat investments, than reductions

Existing positions increased: 1,176 | Existing positions reduced: 1,233

4% less funds holding

Funds holding: 2,9312,810 (-121)

7% less capital invested

Capital invested by funds: $97.4B → $90.8B (-$6.64B)

21% less call options, than puts

Call options by funds: $2.61B | Put options by funds: $3.32B

34% less funds holding in top 10

Funds holding in top 10: 4429 (-15)

38% less first-time investments, than exits

New positions opened: 142 | Existing positions closed: 230

Holders
2,810
Holders Change
-121
Holders Change %
-4.13%
% of All Funds
36.99%
Holding in Top 10
29
Holding in Top 10 Change
-15
Holding in Top 10 Change %
-34.09%
% of All Funds
0.38%
New
142
Increased
1,176
Reduced
1,233
Closed
230
Calls
$2.61B
Puts
$3.32B
Net Calls
-$713M
Net Calls Change
+$185M
Name Holding Trade Value Shares
Change
Change in
Stake
Prudential Financial
76
Prudential Financial
New Jersey
$176M +$29.7M +1,272,730 +21%
Canada Pension Plan Investment Board
77
Canada Pension Plan Investment Board
Ontario, Canada
$172M +$30.6M +1,310,424 +23%
AllianceBernstein
78
AllianceBernstein
Tennessee
$161M +$4.54M +194,568 +3%
Pzena Investment Management
79
Pzena Investment Management
New York
$159M -$11.7M -499,867 -7%
Principal Financial Group
80
Principal Financial Group
Iowa
$150M -$4.23M -181,263 -3%
Nordea Investment Management
81
Nordea Investment Management
Sweden
$144M +$47.3M +2,026,502 +52%
SLAM
82
Swiss Life Asset Management
$141M +$3.35M +143,529 +3%
Jane Street
83
Jane Street
New York
$139M +$57M +2,444,498 +75%
O
84
Ossiam
France
$137M +$54.8M +2,349,058 +71%
State Board of Administration of Florida Retirement System
85
State Board of Administration of Florida Retirement System
Florida
$134M -$1.06M -45,255 -0.8%
Aberdeen Group
86
Aberdeen Group
United Kingdom
$128M +$7.89M +338,461 +7%
Ensign Peak Advisors
87
Ensign Peak Advisors
Utah
$126M -$25.5M -1,094,238 -17%
Assenagon Asset Management
88
Assenagon Asset Management
Luxembourg
$120M -$118M -5,079,768 -51%
Adage Capital Partners
89
Adage Capital Partners
Massachusetts
$120M +$57.6M +2,468,767 +99%
Empower Advisory Group
90
Empower Advisory Group
Colorado
$118M +$10M +429,110 +10%
US Bancorp
91
US Bancorp
Minnesota
$114M -$11.5M -491,946 -9%
New York State Teachers Retirement System (NYSTRS)
92
New York State Teachers Retirement System (NYSTRS)
New York
$113M +$65K +2,786 +0.1%
SAM
93
Storebrand Asset Management
Norway
$113M +$3.86M +165,310 +4%
VOYA Investment Management
94
VOYA Investment Management
Georgia
$111M +$68M +2,916,023 +174%
Swedbank
95
Swedbank
Sweden
$111M +$3.83M +164,428 +4%
Korea Investment Corp
96
Korea Investment Corp
South Korea
$109M +$17.9M +767,323 +21%
Universal-Beteiligungs- und Servicegesellschaft
97
Universal-Beteiligungs- und Servicegesellschaft
Germany
$105M +$2.35M +100,751 +2%
DM
98
Deerfield Management
New York
$104M +$22.4M +958,968 +29%
AQR Capital Management
99
AQR Capital Management
Connecticut
$104M -$41.4M -1,773,951 -29%
CAPTRUST Financial Advisors
100
CAPTRUST Financial Advisors
North Carolina
$104M -$45.3M -1,942,385 -31%

PFE Hedge Fund Activity: Q2 2025 in Review

2,810 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Pfizer (PFE) for Q2 2025, worth a combined $90.8B — down 6.8% from $97.4B a quarter earlier.

Sellers outnumbered buyers: 230 funds closed out of PFE and 142 opened new positions — a net loss of 88 holders — while 1,233 trimmed existing stakes and 1,176 added.

The largest buyer was BlackRock, adding an estimated $483M. The largest seller was Wellington Management Group, cutting an estimated $618M.

  • 2,810 institutional investors held Pfizer (PFE) as of Q2 2025, down from 2,931 in Q1 2025.
  • Funds reported $90.8B of Pfizer stock for Q2 2025, down 6.8% quarter-over-quarter.
  • 142 funds opened new Pfizer positions in Q2 2025 and 230 closed out, a net change of -88 holders.
  • The largest Pfizer buyer in Q2 2025 was BlackRock, an estimated $483M added.
  • The largest Pfizer seller in Q2 2025 was Wellington Management Group, an estimated $618M sold.

Based on aggregated 13F filings for Q2 2025.