Ticker · CUSIP 452327109
Holders (tracked)
20
Combined shares
11,052,650
Combined value
$1.43B
Last close
$132.72
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
Price is +2.4% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
30 events
- AQR Capital Management added2026-02-17+1,028,099 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+13,635 shares · 2025Q413F
- +8,000 shares · 2025Q413F
- Larry Robbins (Glenview Capital) exited2026-02-17−101,720 shares · 2025Q413F
- Ron Baron (Baron Capital / BAMCO) added2026-02-17+11,472 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) added2026-02-17+46,370 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+9,919 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−295,389 shares · 2025Q413F
- Steve Cohen (Point72) opened position2026-02-17+16,500 shares · 2025Q413F
- T. Rowe Price added2026-02-17+4,360 shares · 2025Q413F
- Wellington Management added2026-02-17+109,769 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−70,300 shares · 2025Q413F
- Cathie Wood (ARK Invest) added2026-02-11+72,472 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+540,134 shares · 2025Q413F
- Baillie Gifford & Co trimmed2026-01-23−59,916 shares · 2025Q413F
- AQR Capital Management added2025-11-14+102,147 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) added2025-11-14+209,214 shares · 2025Q313F
- Two Sigma Investments trimmed2025-11-14−183,921 shares · 2025Q313F
- D.E. Shaw & Co. trimmed2025-11-14−8,048 shares · 2025Q313F
- T. Rowe Price added2025-11-14+8,699 shares · 2025Q313F
- Wellington Management trimmed2025-11-14−8,341 shares · 2025Q313F
- Stanley Druckenmiller (Duquesne) exited2025-11-14−300,615 shares · 2025Q313F
- +101,720 shares · 2025Q313F
- −39,378 shares · 2025Q313F
- Lee Ainslie (Maverick Capital) exited2025-11-14−9,351 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−239,640 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+183,082 shares · 2025Q313F
- Norges Bank (Norway SWF) trimmed2025-11-12−135,796 shares · 2024Q313F
- Cathie Wood (ARK Invest) added2025-11-12+299,801 shares · 2025Q313F
- Baillie Gifford & Co trimmed2025-10-31−54,461 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of ILMN…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| T. Rowe Price | 2016Q1 | $59.96 | +121.3% | $17.8M |
| Renaissance Technologies | 2017Q2 | $65.03 | +104.1% | $150.6M |
| Paul Tudor Jones (Tudor Investment) | 2016Q3 | $82.30 | +61.3% | $1.1M |
| AQR Capital Management | 2016Q1 | $100.53 | +32.0% | $587.4M |
| D.E. Shaw & Co. | 2016Q1 | $104.74 | +26.7% | $4.6M |
| D.E. Shaw & Co. | 2016Q1 | $104.74 | +26.7% | $4.6M |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $111.49 | +19.0% | $4.7M |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $111.49 | +19.0% | $4.7M |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $111.49 | +19.0% | $4.7M |
| Cathie Wood (ARK Invest) | 2016Q4 | $116.59 | +13.8% | $204.4M |
| Two Sigma Investments | 2016Q1 | $119.91 | +10.7% | $7.2M |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $127.31 | +4.2% | $111.3M |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $127.31 | +4.2% | $111.3M |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $127.31 | +4.2% | $111.3M |
| Ron Baron (Baron Capital / BAMCO) | 2016Q1 | $138.13 | -3.9% | $29.1M |
| Wellington Management | 2016Q1 | $143.86 | -7.7% | $17.4M |
| Baillie Gifford & Co | 2016Q1 | $212.84 | -37.6% | $215.9M |
| Steve Cohen (Point72) | 2016Q2 | $217.29 | -38.9% | $863K |
| Steve Cohen (Point72) | 2016Q2 | $217.29 | -38.9% | $863K |
| Norges Bank (Norway SWF) | 2016Q1 | $10366.50 | -98.7% | $71.7M |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions3
- Norges Bank (Norway SWF)+540,134$70.8M
- Steve Cohen (Point72)+16,500$2.2M
- Paul Tudor Jones (Tudor Investment)+8,000$1.0M
Added to8
- AQR Capital Management+1,028,099$134.8M
- Wellington Management+109,769$14.4M
- Cathie Wood (ARK Invest)+72,472$9.5M
- Ken Griffin (Citadel Advisors)+46,370$6.1M
- D.E. Shaw & Co.+13,635$1.8M
- Ron Baron (Baron Capital / BAMCO)+11,472$1.5M
- Two Sigma Investments+9,919$1.3M
- T. Rowe Price+4,360$572
Trimmed3
- Izzy Englander (Millennium Mgmt)−295,389$38.7M
- Renaissance Technologies−70,300$9.2M
- Baillie Gifford & Co−59,916$7.9M
Exited1
- Larry Robbins (Glenview Capital)−101,720$9.7M
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 22 | $512.04B |
| 2022Q2 | 23 | $353.77B |
| 2022Q3 | 22 | $347.1M |
| 2022Q4 | 21 | $7.53B |
| 2023Q1 | 23 | $8.28B |
| 2023Q2 | 17 | $6.61B |
| 2023Q3 | 19 | $3.80B |
| 2023Q4 | 21 | $3.37B |
| 2024Q1 | 23 | $3.79B |
| 2024Q2 | 21 | $3.32B |
| 2024Q3 | 22 | $1.51B |
| 2024Q4 | 21 | $1.22B |
| 2025Q1 | 22 | $745.5M |
| 2025Q2 | 21 | $1.06B |
| 2025Q3 | 17 | $969.5M |
| 2025Q4 | 20 | $1.43B |
Congress members trading this stock
| Date | Member | Type | Amount range | Filing |
|---|---|---|---|---|
| 2026-02-10 | Gilbert Cisneros | Buy | $1K – $15K | PDF ↗ |
| 2025-10-31 | Lisa McClain | Sell | $1K – $15K | PDF ↗ |
| 2025-10-30 | Lisa McClain | Buy | $1K – $15K | PDF ↗ |
| 2025-10-30 | Lisa McClain | Sell | $1K – $15K | PDF ↗ |
| 2025-06-09 | Lisa McClain | Buy | $1K – $15K | PDF ↗ |
| 2025-04-01 | Thomas H. Kean | Buy | $1K – $15K | PDF ↗ |
| 2025-04-01 | Thomas H. Kean | Buy | $1K – $15K | PDF ↗ |
Who owns ILMN
20 super-investors · 2025Q4
Tracked stake
11.05M
shares
Combined value
$1.43B
% of shares outstanding
—
shares-out unknown
Quarter action mix
New4Added11Trim5
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | AQR Capital Management | 4.43M | $581M |
| 2 | Baillie Gifford & Co | 1.63M | $213M |
| 3 | Cathie Wood ARK Invest | 1.54M | $202M |
| 4 | Renaissance Technologies | 1.13M | $149M |
| 5 | Ken Griffin Citadel Advisors | 838.3K | $110M |
| 6 | Norges Bank Norway SWF | 540.1K | $71M |
| 7 | Ron Baron Baron Capital / BAMCO | 219.6K | $29M |
| 8 | Ken Griffin Citadel Advisors | 133.3K | $17M |
| 9 | Wellington Management | 130.9K | $17M |
| 10 | Ken Griffin Citadel Advisors | 89.2K | $12M |
| 11 | Two Sigma Investments | 54.3K | $7M |
| 12 | Izzy Englander Millennium Mgmt | 43.4K | $6M |
| 13 | Izzy Englander Millennium Mgmt | 35.4K | $5M |
| 14 | D.E. Shaw & Co. | 35.0K | $5M |
| 15 | Izzy Englander Millennium Mgmt | 23.5K | $3M |
| 16 | D.E. Shaw & Co. | 23.4K | $3M |
| 17 | Steve Cohen Point72 | 10.0K | $1M |
| 18 | Paul Tudor Jones Tudor Investment | 8.0K | $1M |
| 19 | Steve Cohen Point72 | 6.5K | $853K |
| 20 | T. Rowe Price | 133.9K | $18K |
Recent moves
20 transactions
- +8,000 · 2025Q4
- +11,472 · 2025Q4
- +1,028,099 · 2025Q4
- −101,720 · 2025Q4
- +13,635 · 2025Q4
- −295,389 · 2025Q4
- +16,500 · 2025Q4
- +4,360 · 2025Q4
- +46,370 · 2025Q4
- +109,769 · 2025Q4
- +9,919 · 2025Q4
- −70,300 · 2025Q4
- +72,472 · 2025Q4
- +540,134 · 2025Q4
- −59,916 · 2025Q4
- +209,214 · 2025Q3
- −183,921 · 2025Q3
- TRIMD.E. Shaw & Co.−8,048 · 2025Q3
- −9,351 · 2025Q3
- +8,699 · 2025Q3
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