Latest Period
Q1 2026
Security Snapshot
ILLUMINA, INC. - Common Stock (ILMN) Institutional Ownership
CUSIP: 452327109
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
837
Shares (Excl. Options)
155,837,470
Price
$123.26
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- Security type / class
- Equity / Common Stock
- Symbol
- ILMN on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 155,837,470
- Total 13F value
- $19,197,053,305
- Portfolio coverage rank
- 0.02%
- Share change
- -2,183,564
- Value change
- -$287,494,484
- Number of holders
- 837
- Shares outstanding
- 153,169,437
- SEC-reported price per share
- $142.51
- Insider filing price
- $142.51
Latest holder snapshot
5 signals
Issuer context
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- ILMN - ILLUMINA, INC. - Common Stock is tracked under CUSIP 452327109.
- 837 institutions reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 853 to 837 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $20,755,240,773 to $19,197,053,305.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 837 institutions filings for Q1 2026.
Security key
452327109
Latest holder period
Q1 2026
13F holders
837
13D/G owners
2
CIK / CUSIP context first
Open Q1 2026 holders
ILMN full holder history
ILLUMINA, INC. SEC filings
ILLUMINA, INC. company facts
ILLUMINA, INC. insider transactions
ILLUMINA, INC. 13D/G history
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 452327109:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
ILMN
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Capital World Investors | 10% | -22% | $2,002,978,346 | -$569,732,746 | 15,776,452 | -22% | Capital World Investors | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | 5.2% | $978,587,394 | 7,939,213 | Vanguard Capital Management | 31 Mar 2026 |
As of 31 Mar 2026, 837 institutional investors reported holding 155,837,470 shares of ILLUMINA, INC. - Common Stock (ILMN). This represents 102% of the company’s total 153,169,437 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
66%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 12% | 19,023,590 | +3.8% | 0.04% | $2,344,847,734 |
| Capital World Investors | 10% | 15,549,960 | -23% | 0.26% | $1,916,663,417 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4.5% | 6,823,654 | 0% | 0.04% | $841,083,592 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.3% | 6,594,836 | 0% | 0.02% | $812,879,485 |
| STATE STREET CORP | 4.2% | 6,429,344 | +3.9% | 0.03% | $792,480,941 |
| WCM INVESTMENT MANAGEMENT, LLC | 3.9% | 5,923,173 | +45% | 1.6% | $715,578,530 |
| AQR CAPITAL MANAGEMENT LLC | 2.6% | 3,981,080 | -10% | 0.22% | $490,707,847 |
| Corvex Management LP | 2.5% | 3,829,608 | 0% | 19% | $472,037,482 |
| Sessa Capital IM, L.P. | 2.1% | 3,275,849 | -3.8% | 7.7% | $403,781,148 |
| GEODE CAPITAL MANAGEMENT, LLC | 2% | 3,051,279 | +6.4% | 0.02% | $375,144,886 |
| LOOMIS SAYLES & CO L P | 1.9% | 2,942,977 | -29% | 0.49% | $362,751,403 |
| Invesco Ltd. | 1.7% | 2,657,602 | -3.3% | 0.05% | $327,576,008 |
| JANUS HENDERSON GROUP PLC | 1.4% | 2,100,638 | +1.4% | 0.12% | $258,924,054 |
| Southpoint Capital Advisors LP | 1.4% | 2,100,000 | +20% | 5.3% | $258,846,000 |
| PRIMECAP MANAGEMENT CO/CA/ | 1.3% | 2,067,299 | +3.9% | 0.2% | $254,815,276 |
| MORGAN STANLEY | 1.2% | 1,843,612 | -27% | 0.01% | $227,243,884 |
| NORTHERN TRUST CORP | 1% | 1,578,358 | +2.3% | 0.03% | $194,548,408 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 1% | 1,563,239 | -1.5% | 0.04% | $192,684,840 |
| FMR LLC | 1% | 1,546,861 | -8.7% | 0.01% | $190,666,085 |
| Senvest Management, LLC | 1% | 1,544,567 | +10% | 6.3% | $190,383,328 |
| BAILLIE GIFFORD & CO | 1% | 1,535,106 | -5.6% | 0.19% | $189,217,165 |
| BANK OF AMERICA CORP /DE/ | 0.99% | 1,516,629 | -18% | 0.01% | $186,939,681 |
| Bank of New York Mellon Corp | 0.98% | 1,500,016 | -7.6% | 0.03% | $184,891,952 |
| UBS Group AG | 0.76% | 1,162,435 | -24% | 0.03% | $143,281,738 |
| AMERIPRISE FINANCIAL INC | 0.75% | 1,155,973 | -4.4% | 0.03% | $142,485,524 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 155,837,470 | $19,197,053,305 | -$287,494,484 | $123.26 | 837 |
| 2025 Q4 | 158,169,085 | $20,755,240,773 | +$158,316,787 | $131.16 | 853 |
| 2025 Q3 | 157,127,021 | $14,900,304,917 | +$173,538,996 | $94.97 | 768 |
| 2025 Q2 | 155,515,291 | $14,833,586,452 | +$175,519,621 | $95.41 | 732 |
| 2025 Q1 | 154,894,614 | $12,286,951,295 | -$325,817,092 | $79.34 | 708 |
| 2024 Q4 | 154,220,070 | $20,613,176,437 | +$1,471,265,421 | $133.63 | 843 |
| 2024 Q3 | 142,481,972 | $18,592,555,532 | +$316,631,751 | $130.41 | 793 |
| 2024 Q2 | 140,382,305 | $14,665,899,185 | -$377,079,106 | $104.38 | 755 |
| 2024 Q1 | 143,405,176 | $19,647,324,774 | +$111,774,970 | $137.32 | 779 |
| 2023 Q4 | 142,502,826 | $19,837,855,139 | +$436,306,367 | $139.24 | 801 |
| 2023 Q3 | 144,031,377 | $19,761,201,234 | -$435,405,913 | $137.28 | 799 |
| 2023 Q2 | 145,917,085 | $27,358,135,300 | +$722,144,677 | $187.49 | 877 |
| 2023 Q1 | 141,977,648 | $32,993,583,564 | +$72,765,476 | $232.55 | 931 |
| 2022 Q4 | 141,904,919 | $28,690,049,577 | +$208,484,086 | $202.20 | 931 |
| 2022 Q3 | 140,686,772 | $26,867,597,532 | +$736,726,498 | $190.79 | 877 |
| 2022 Q2 | 136,950,322 | $25,246,708,767 | -$446,075,339 | $184.36 | 883 |
| 2022 Q1 | 136,027,899 | $47,514,671,736 | +$289,562,970 | $349.40 | 1,021 |
| 2021 Q4 | 136,069,439 | $51,758,163,854 | +$412,161,634 | $380.44 | 1,048 |
| 2021 Q3 | 134,480,212 | $54,554,579,773 | +$620,358,538 | $405.61 | 1,054 |
| 2021 Q2 | 131,603,349 | $62,270,023,568 | -$223,899,594 | $473.21 | 1,061 |
| 2021 Q1 | 132,313,255 | $50,802,356,759 | -$514,051,116 | $384.06 | 1,035 |
| 2020 Q4 | 133,780,419 | $49,485,024,862 | +$16,885,207 | $370.00 | 969 |
| 2020 Q3 | 133,805,970 | $41,344,941,342 | -$543,770,518 | $309.08 | 890 |
| 2020 Q2 | 137,572,975 | $50,866,155,883 | +$1,387,661,860 | $370.35 | 879 |
| 2020 Q1 | 133,709,430 | $36,532,955,299 | -$672,618,412 | $273.12 | 807 |