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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
Wealthfront Advisers
326
Wealthfront Advisers
California
$15M -$2.09M -89,569 -13%
NEI
327
Northwest & Ethical Investments
Ontario, Canada
$14.8M +$9.39M +402,490 +192%
Rafferty Asset Management
328
Rafferty Asset Management
New York
$14.8M +$1.71M +73,279 +14%
AV
329
ASR Vermogensbeheer
Netherlands
$14.8M +$267K +11,443 +2%
HI
330
Horizon Investments
North Carolina
$14.7M +$12.3M +529,386 +614%
Thrivent Financial for Lutherans
331
Thrivent Financial for Lutherans
Minnesota
$14.7M +$1.94M +83,335 +16%
OAM
332
OP Asset Management
$14.6M +$172K +7,396 +1%
SBCM
333
Schwerin Boyle Capital Management
Massachusetts
$14.6M -$2.07M -88,900 -13%
Renaissance Technologies
334
Renaissance Technologies
New York
$14.5M -$3.54M -151,991 -20%
TAM
335
Tocqueville Asset Management
New York
$14.5M -$4.19M -179,834 -23%
DIA
336
Davidson Investment Advisors
Montana
$14.5M +$4.33M +185,733 +45%
SCB
337
Saudi Central Bank
Saudi Arabia
$14.1M +$13.5M +578,819 +25,956%
CFC
338
Cincinnati Financial Corp
Ohio
$14M
GF
339
Gabelli Funds
New York
$13.9M -$10.9M -467,425 -45%
HNB
340
Huntington National Bank
Ohio
$13.8M -$799K -34,271 -6%
CSIC
341
Clifford Swan Investment Counsel
California
$13.8M -$643K -27,572 -5%
EMPI
342
Elo Mutual Pension Insurance
Finland
$13.7M -$1.96M -84,172 -13%
BMSSC
343
B. Metzler seel. Sohn & Co
Germany
$13.6M +$564K +24,183 +4%
QOP
344
Quinn Opportunity Partners
Virginia
$13.6M
NA
345
NewEdge Advisors
Louisiana
$13.6M +$2.28M +97,789 +21%
MAM
346
Martingale Asset Management
Massachusetts
$13.6M +$817K +35,020 +7%
PA
347
Pinnacle Associates
New York
$13.2M -$435K -18,644 -3%
BJL
348
Brighton Jones LLC
Washington
$13.2M -$2.77M -118,942 -18%
AF
349
Avanza Fonder
Sweden
$13.1M +$187K +8,008 +2%
ET
350
Entropy Technologies
New York
$13M +$8.16M +350,000 +187%

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.