Illumina, Inc.
ILMN- Exchange
- Nasdaq
- Industry
- Laboratory Analytical Instruments
- SEC CIK
- 0001110803
In the last 90 days, Illumina, Inc. insiders filed 0 open-market purchases and 6 sales; 939 institutions reported holding it in 13F filings for Q2 2026, worth $27.5B in total; ARK Invest is the only superinvestor holding it.
Holders of 5% or more of ILMN
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Illumina, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Capital World Investors | 13G/A | 13.20%20.3M shares | +2.50 ppfrom 10.70% | May 13, 20253 filings | Nov 13, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
4 Schedule 13D and 13G filings on Illumina, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Mar 27, 20269:52 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Nov 13, 20257:06 PM ET | Capital World Investors | 13G/A | 13.20%20.3M shares | +2.50 ppfrom 10.70% | Sep 30, 2025 | SEC |
| Aug 13, 202512:56 PM ET | Capital World Investors | 13G/A | 10.70%16.9M shares | −1.40 ppfrom 12.10% | Jun 30, 2025 | SEC |
| May 13, 202511:44 AM ET | Capital World Investors | 13G/A | 12.10%19.1M shares | – | Mar 31, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Illumina, Inc. shares.
No Form 144 notices for Illumina, Inc. are on file.