ILLUMINA INC (ILMN): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in ILMN · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
26
13F filers
Aggregate Value
$2.7B
Across holders
Last Price
$223.22
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity12 increased14 reduced2 exited
Full exits: Verition Fund Management LLC, Walleye Capital LLC
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 3.54M | $623.2M | 23.3% | 0.2% | Reduced | $-6.9B | Q2 2026 |
| PRIMECAP MANAGEMENT CO/CA/ CIK 0000763212 | Institutional Manager | 3.51M | $618.0M | 23.1% | 0.4% | Added | +$254.5M | Q2 2026 |
| Corvex Management LP CIK 0001535472 | Hedge Fund | 2.83M | $497.7M | 18.6% | 15.2% | Reduced | $-175.7M | Q2 2026 |
| BAILLIE GIFFORD & CO CIK 0001088875 | Institutional Manager | 1.34M | $234.9M | 8.8% | 0.2% | Reduced | $-117.3M | Q2 2026 |
| Senvest Management, LLC CIK 0001328785 | Hedge Fund | 1.01M | $177.4M | 6.6% | 5.2% | Reduced | $-94.2M | Q2 2026 |
| JUPITER ASSET MANAGEMENT LTD CIK 0001215838 | Hedge Fund | 841K | $147.8M | 5.5% | 0.7% | Reduced | $-193.3M | Q2 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 827K | $145.3M | 5.4% | 0.2% | Reduced | $-25.7M | Q2 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 469K | $82.4M | 3.1% | 0.0% | Added | +$12.2M | Q2 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 356K | $62.6M | 2.3% | 0.1% | Added | +$2.5M | Q2 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 102K | $18.0M | 0.7% | 0.0% | Reduced | +$17.9M | Q2 2026 |
Reduced
Hedge Fund
$623.2M· 23.3% of total· 0.2% port· 3.54M sh· $-6.9B QoQ· Q2 2026
Added
Institutional Manager
$618.0M· 23.1% of total· 0.4% port· 3.51M sh· +$254.5M QoQ· Q2 2026
Reduced
Hedge Fund
$497.7M· 18.6% of total· 15.2% port· 2.83M sh· $-175.7M QoQ· Q2 2026
Reduced
Institutional Manager
$234.9M· 8.8% of total· 0.2% port· 1.34M sh· $-117.3M QoQ· Q2 2026
Reduced
Hedge Fund
$177.4M· 6.6% of total· 5.2% port· 1.01M sh· $-94.2M QoQ· Q2 2026
Reduced
Hedge Fund
$147.8M· 5.5% of total· 0.7% port· 841K sh· $-193.3M QoQ· Q2 2026
Reduced
Hedge Fund
$145.3M· 5.4% of total· 0.2% port· 827K sh· $-25.7M QoQ· Q2 2026
Added
Hedge Fund
$82.4M· 3.1% of total· 0.0% port· 469K sh· +$12.2M QoQ· Q2 2026
Added
Hedge Fund
$62.6M· 2.3% of total· 0.1% port· 356K sh· +$2.5M QoQ· Q2 2026
Reduced
Hedge Fund
$18.0M· 0.7% of total· 0.0% port· 102K sh· +$17.9M QoQ· Q2 2026
Reduced
Hedge Fund
$14.9M· 0.6% of total· 0.0% port· 85K sh· $-21.1M QoQ· Q2 2026
Added
Hedge Fund
$9.1M· 0.3% of total· 0.0% port· 52K sh· $-24.6M QoQ· Q2 2026
Added
Hedge Fund
$8.7M· 0.3% of total· 0.0% port· 49K sh· $-327K QoQ· Q2 2026
Reduced
Hedge Fund
$8.3M· 0.3% of total· 0.0% port· 47K sh· $-37.9M QoQ· Q2 2026
Reduced
Hedge Fund
$6.9M· 0.3% of total· 0.0% port· 39K sh· +$4.1M QoQ· Q2 2026
Reduced
Hedge Fund
$4.1M· 0.2% of total· 0.0% port· 23K sh· $-8.9M QoQ· Q2 2026
Reduced
Hedge Fund
$3.8M· 0.1% of total· 0.0% port· 22K sh· $-27.7M QoQ· Q2 2026
Added
Hedge Fund
$2.2M· 0.1% of total· 0.0% port· 13K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$2.2M· 0.1% of total· 0.0% port· 13K sh· $-29K QoQ· Q2 2026
Added
Hedge Fund
$921K· 0.0% of total· 0.0% port· 5K sh· +$617K QoQ· Q2 2026
Added
Hedge Fund
$800K· 0.0% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
Added
Hedge Fund
$726K· 0.0% of total· 0.0% port· 8K sh· +$55K QoQ· Q3 2025
Added
Hedge Fund
$502K· 0.0% of total· 0.0% port· 3K sh· — QoQ· Q2 2026
Added
Hedge Fund
$451K· 0.0% of total· 0.0% port· 3K sh· +$8K QoQ· Q2 2026
Added
Hedge Fund
$162K· 0.0% of total· 0.0% port· 897 sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$8K· 0.0% of total· 0.0% port· 48 sh· $-12K QoQ· Q2 2026
1–10 of 26
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