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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
Susquehanna International Group
51
Susquehanna International Group
Pennsylvania
$279M +$20.7M +887,751 +8%
LPL Financial
52
LPL Financial
California
$278M +$21.9M +940,757 +9%
T. Rowe Price Associates
53
T. Rowe Price Associates
Maryland
$273M -$242M -10,363,057 -48%
Envestnet Asset Management
54
Envestnet Asset Management
Illinois
$271M +$18.5M +792,967 +8%
Mitsubishi UFJ Asset Management
55
Mitsubishi UFJ Asset Management
Japan
$265M +$18.1M +775,358 +8%
Raymond James Financial
56
Raymond James Financial
Florida
$261M -$2.36M -101,080 -0.9%
TIM
57
Thornburg Investment Management
New Mexico
$254M +$13.1M +562,798 +6%
Citigroup
58
Citigroup
New York
$246M -$4.42M -189,445 -2%
Robeco Institutional Asset Management
59
Robeco Institutional Asset Management
Netherlands
$246M +$63.4M +2,720,184 +37%
Allianz Asset Management
60
Allianz Asset Management
Germany
$229M -$75.4M -3,235,204 -26%
Stifel Financial
61
Stifel Financial
Missouri
$228M -$1.8M -77,152 -0.8%
California State Teachers Retirement System (CalSTRS)
62
California State Teachers Retirement System (CalSTRS)
California
$226M +$4.9M +210,165 +2%
Fidelity International
63
Fidelity International
Bermuda
$225M +$32.7M +1,403,754 +18%
Squarepoint
64
Squarepoint
New York
$222M +$47.4M +2,033,462 +29%
RhumbLine Advisers
65
RhumbLine Advisers
Massachusetts
$219M -$10.2M -439,036 -5%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
66
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$211M +$80.4M +3,449,036 +66%
New York State Common Retirement Fund
67
New York State Common Retirement Fund
New York
$210M +$4.48M +192,279 +2%
Bank of Montreal
68
Bank of Montreal
Ontario, Canada
$209M -$27.7M -1,186,269 -12%
National Bank of Canada
69
National Bank of Canada
Quebec, Canada
$208M -$27.4M -1,175,674 -12%
Canada Life
70
Canada Life
Manitoba, Canada
$208M +$32.8M +1,404,763 +20%
SV
71
Starboard Value
New York
$207M +$18.9M +811,149 +10%
BIP
72
Brandes Investment Partners
California
$195M +$23.1M +992,637 +14%
PNC Financial Services Group
73
PNC Financial Services Group
Pennsylvania
$186M -$9.34M -400,484 -5%
BNP Paribas Asset Management
74
BNP Paribas Asset Management
France
$183M +$81M +3,472,240 +85%
DekaBank Deutsche Girozentrale
75
DekaBank Deutsche Girozentrale
Germany
$180M +$437K +18,753 +0.3%

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.