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Illumina
ILMN

Overview Fund Activity

733 hedge funds and large institutions have $14.8B invested in Illumina in 2025 Q2 according to their latest regulatory filings, with 120 funds opening new positions, 279 increasing their positions, 229 reducing their positions, and 93 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
733
Holders Change
+20
Holders Change %
+2.81%
% of All Funds
9.83%
Holding in Top 10
11
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.15%
New
120
Increased
279
Reduced
229
Closed
93
Calls
$724M
Puts
$120M
Net Calls
+$605M
Net Calls Change
+$582M

Top Buyers

1
SC
Sessa Capital
New York
+$451M
2
AQR Capital Management
AQR Capital Management
Connecticut
+$112M
3
EDRH
Edmond de Rothschild Holding
Switzerland
+$79.5M
4
Thrivent Financial for Lutherans
Thrivent Financial for Lutherans
Minnesota
+$65.3M
5
BlackRock
BlackRock
New York
+$59.2M

Top Sellers

1
Capital World Investors
Capital World Investors
California
-$215M
2
Brown Advisory
Brown Advisory
Maryland
-$208M
3
Baillie Gifford & Co
Baillie Gifford & Co
United Kingdom
-$121M
4
Vanguard Group
Vanguard Group
Pennsylvania
-$116M
5
SEP
Soma Equity Partners
California
-$74.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$1.85B +$59.2M +620,765 +3%
Capital World Investors
2
Capital World Investors
California
$1.59B -$215M -2,254,103 -12%
Vanguard Group
3
Vanguard Group
Pennsylvania
$1.45B -$116M -1,218,629 -7%
State Street
4
State Street
Massachusetts
$536M -$22.4M -234,600 -4%
SC
5
Sessa Capital
New York
$451M +$451M +4,722,874 New
WCM Investment Management
6
WCM Investment Management
California
$420M +$23.5M +247,460 +6%
Loomis, Sayles & Company
7
Loomis, Sayles & Company
Massachusetts
$403M +$7.47M +78,317 +2%
CM
8
Corvex Management
New York
$365M – – –
AQR Capital Management
9
AQR Capital Management
Connecticut
$313M +$112M +1,174,295 +55%
PC
10
PointState Capital
New York
$281M +$41.4M +433,534 +17%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$273M +$2.03M +21,342 +0.7%
Bank of New York Mellon
12
Bank of New York Mellon
New York
$223M -$48.1M -504,059 -18%
GAM
13
GuardCap Asset Management
United Kingdom
$194M -$3.21M -33,658 -2%
Primecap Management
14
Primecap Management
California
$187M -$39.4M -412,450 -17%
Bank of America
15
Bank of America
North Carolina
$184M +$4.64M +48,667 +3%
Janus Henderson Group
16
Janus Henderson Group
United Kingdom
$183M -$382K -4,005 -0.2%
UBS AM
17
UBS AM
Illinois
$171M -$15.6M -163,666 -8%
Baillie Gifford & Co
18
Baillie Gifford & Co
United Kingdom
$166M -$121M -1,269,639 -42%
Northern Trust
19
Northern Trust
Illinois
$153M +$4.64M +48,618 +3%
EDRH
20
Edmond de Rothschild Holding
Switzerland
$136M +$79.5M +833,750 +140%
UBS Group
21
UBS Group
Switzerland
$134M -$2.09M -21,943 -2%
SM
22
Senvest Management
New York
$132M +$22.1M +231,300 +20%
Invesco
23
Invesco
Georgia
$129M +$42.4M +444,543 +49%
Morgan Stanley
24
Morgan Stanley
New York
$129M +$3.29M +34,466 +3%
Sumitomo Mitsui Trust Group
25
Sumitomo Mitsui Trust Group
Japan
$118M +$17.6M +184,620 +18%
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