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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
RYIA
1476
Roehl & Yi Investment Advisors
Oregon
$849K +$2.59K +111 +0.3%
MA
1477
MONECO Advisors
Connecticut
$849K +$186K +7,969 +29%
DI
1478
DKRT Investments
$848K +$816K +35,000 New
IWA
1479
Icon Wealth Advisors
Texas
$848K +$443K +18,975 +119%
CCM
1480
Collar Capital Management
Wisconsin
$847K -$35.2K -1,510 -4%
FMTC
1481
Farmers & Merchants Trust Company
California
$846K +$95.2K +4,083 +13%
CL
1482
CSS LLC
Illinois
$843K -$391K -16,780 -33%
NB
1483
Nicolet Bankshares
Wisconsin
$843K +$63.1K +2,704 +8%
IF
1484
Ironwood Financial
Arizona
$842K
HFM
1485
Hartford Funds Management
Pennsylvania
$839K +$12.7K +543 +2%
BAM
1486
Byrne Asset Management
New Jersey
$838K -$690K -29,600 Closed
GIM
1487
Grassi Investment Management
California
$837K -$14.5K -621 -2%
AWM
1488
Avior Wealth Management
Nebraska
$835K -$274K -11,749 -25%
ABWM
1489
Alpine Bank Wealth Management
Colorado
$835K
RPC
1490
Rossmore Private Capital
Connecticut
$835K -$73.1K -3,133 -8%
COI
1491
Connable Office Inc
Michigan
$834K +$101K +4,324 +14%
WPW
1492
Waldron Private Wealth
Pennsylvania
$832K -$6.86K -294 -0.8%
EAM
1493
Everstar Asset Management
North Carolina
$831K +$338K +14,504 +73%
LMKC
1494
L.M. Kohn & Company
Ohio
$829K -$63.2K -2,708 -7%
Simplex Trading
1495
Simplex Trading
Illinois
$828K -$36.9M -1,582,619 -98%
PP
1496
PDS Planning
Ohio
$826K -$1.68K -72 -0.2%
FCB
1497
First County Bank
Connecticut
$826K -$62.7K -2,687 -7%
NPA
1498
Nichols & Pratt Advisers
Massachusetts
$824K -$326K -13,986 -29%
SB
1499
SIG Brokerage
New York
$824K -$1.44M -61,707 -64%
CT
1500
Colonial Trust
South Carolina
$821K -$111K -4,762 -12%

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.