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560 hedge funds and large institutions have $13.4B invested in Icon in 2025 Q1 according to their latest regulatory filings, with 72 funds opening new positions, 192 increasing their positions, 222 reducing their positions, and 96 closing their positions.

New
Increased
Maintained
Reduced
Closed

1.57% more ownership

Funds ownership: 92.15%93.72% (+1.6%)

6% less funds holding

Funds holding: 594560 (-34)

14% less repeat investments, than reductions

Existing positions increased: 192 | Existing positions reduced: 222

16% less capital invested

Capital invested by funds: $16B → $13.4B (-$2.57B)

19% less funds holding in top 10

Funds holding in top 10: 1613 (-3)

25% less first-time investments, than exits

New positions opened: 72 | Existing positions closed: 96

39% less call options, than puts

Call options by funds: $14.9M | Put options by funds: $24.6M

Holders
560
Holders Change
-34
Holders Change %
-5.72%
% of All Funds
7.51%
Holding in Top 10
13
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-18.75%
% of All Funds
0.17%
New
72
Increased
192
Reduced
222
Closed
96
Calls
$14.9M
Puts
$24.6M
Net Calls
-$9.69M
Net Calls Change
+$53.6M
Name Holding Trade Value Shares
Change
Change in
Stake
Westfield Capital Management
51
Westfield Capital Management
Massachusetts
$63.3M -$46.7M -241,087 -40%
NONA
52
Ninety One North America
New York
$62.3M +$9.41M +48,533 +16%
State Street
53
State Street
Massachusetts
$62.3M +$2.91M +14,997 +4%
Voloridge Investment Management
54
Voloridge Investment Management
Florida
$60.4M -$34M -175,470 -34%
Principal Financial Group
55
Principal Financial Group
Iowa
$52.9M -$62.2M -321,041 -52%
SCA
56
Southpoint Capital Advisors
New York
$52.5M +$58.2M +300,000 New
BlackRock
57
BlackRock
New York
$52.4M +$7.27M +37,484 +14%
Qube Research & Technologies (QRT)
58
Qube Research & Technologies (QRT)
United Kingdom
$49.5M +$5.29M +27,300 +11%
TCCM
59
Two Creeks Capital Management
New York
$48.4M -$4.09M -21,107 -7%
Legal & General Group
60
Legal & General Group
United Kingdom
$48.3M -$676K -3,486 -1%
Diamond Hill Capital Management
61
Diamond Hill Capital Management
Ohio
$46.5M +$7.46M +38,480 +17%
BBHC
62
Brown Brothers Harriman & Co
New York
$46.4M +$9.65M +49,770 +23%
Holocene Advisors
63
Holocene Advisors
New York
$42.3M +$37.6M +193,978 +405%
Ameriprise
64
Ameriprise
Minnesota
$42.1M -$2.08M -10,754 -4%
PP
65
Pertento Partners
United Kingdom
$41.8M
GPGA
66
Grandeur Peak Global Advisors
Utah
$41.8M +$18.2M +93,718 +64%
Alyeska Investment Group
67
Alyeska Investment Group
Illinois
$39.7M +$44M +227,096 New
ERSOT
68
Employees Retirement System of Texas
Texas
$39.1M -$504K -2,600 -1%
Vanguard Group
69
Vanguard Group
Pennsylvania
$37.6M +$827K +4,265 +2%
EHI
70
Eagle Health Investments
Connecticut
$36.6M
CIBC Private Wealth Group
71
CIBC Private Wealth Group
Georgia
$36M +$2.46M +12,687 +5%
SCM
72
Sio Capital Management
New York
$35.6M +$1.51M +7,811 +4%
BNP Paribas Financial Markets
73
BNP Paribas Financial Markets
France
$34.5M +$6.49M +33,486 +20%
TC
74
TwinBeech Capital
New York
$32.5M +$36M +185,707 New
Wells Fargo
75
Wells Fargo
California
$32.3M -$5.59M -28,813 -13%

ICLR Hedge Fund Activity: Q1 2025 in Review

560 of the 7,458 institutional investors tracked by Wall St. Rank reported a position in Icon (ICLR) for Q1 2025, worth a combined $13.4B — down 16% from $16B a quarter earlier.

Sellers outnumbered buyers: 96 funds closed out of ICLR and 72 opened new positions — a net loss of 24 holders — while 222 trimmed existing stakes and 192 added.

The largest buyer was Artisan Partners, adding an estimated $794M. The largest seller was BlueSpruce Investments, exiting entirely with an estimated $256M sold.

  • 560 institutional investors held Icon (ICLR) as of Q1 2025, down from 594 in Q4 2024.
  • Funds reported $13.4B of Icon stock for Q1 2025, down 16% quarter-over-quarter.
  • 72 funds opened new Icon positions in Q1 2025 and 96 closed out, a net change of -24 holders.
  • The largest Icon buyer in Q1 2025 was Artisan Partners, an estimated $794M added.
  • The largest Icon seller in Q1 2025 was BlueSpruce Investments, an estimated $256M sold.

Based on aggregated 13F filings for Q1 2025.