Fidelity's 10.7% passive stake is a large institutional vote of confidence but carries no activist catalyst. Monitor for any subsequent 13D conversion or additional buying; for now, the filing is a routine disclosure of a sizable passive position.
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Executive Summary
FMR LLC (Fidelity) filed a Schedule 13G disclosing a 10.7% passive stake in Illumina as of September 30, 2026, representing 16,169,439 shares. This is a new 13G filing by Fidelity (not an amendment), indicating a significant passive position in the company. The stake is large enough to be notable but carries no activist intent per the 13G certification.
Key Financial Metrics
Key Facts
- FMR LLC (Fidelity) disclosed beneficial ownership of 16,169,439 shares of Illumina common stock.
- The stake represents 10.7% of outstanding shares as of September 30, 2026.
- Fidelity Management & Research Company LLC is the entity within FMR that beneficially owns 5% or more.
- This is a new Schedule 13G filing, not an amendment — Fidelity is crossing the 5% threshold for the first time in this filing.
- The filing certifies passive intent under Rule 13d-1(b), with no purpose of changing or influencing control.
- Fidelity's prior 13G filings on Illumina (Capital World Investors, Vanguard) were from different filers — this is FMR LLC's first 13G on Illumina.
Financial Impact
10.7% stake valued at approximately $1.9 billion based on current market cap context (no explicit dollar value in filing).
Risk Factors
- Fidelity could later convert to activist 13D status, though no indication in this filing.
- A 10.7% holder reducing its position could create selling pressure.
- No explicit financial data or guidance in this filing limits actionable trading signals.
Investment Themes
Documents Analyzed
This report is based on 4 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| SC 13G Filing (Primary) | 0000315066-26-002340 |
| Document: 0000315066-26-002340-index-headers.html | 0000315066-26-002340 |
| Document: 0000315066-26-002340-index.html | 0000315066-26-002340 |
| Document: 0000315066-26-002340.txt | 0000315066-26-002340 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 20, 2026 6d ago | Institutional Cluster | $282.86 | awaiting T+5 | — | $278.00 (−1.72%) |
Oct 13, 2026 13d ago | 8-K | $271.76 $282.86 | ▲ +4.08% | ▲ +3.63% | $278.00 (+2.30%) |
Oct 12, 2026 15d ago | Institutional Cluster | $276.67 $262.66 | ▼ −5.06% | ▼ −3.57% | $278.00 (+0.48%) |
Oct 7, 2026 19d ago | SC 13G | $267.76 $271.76 | ▲ +1.49% | ▲ +2.47% | $278.00 (+3.82%) |
Sep 30, 2026 27d ago | Court Ruling | $265.72 $264.57 | ▼ −0.43% | ▼ −1.73% | $278.00 (+4.62%) |
Aug 27, 2026 8w ago | Insider Cluster | $215.59 $218.22 | ▲ +1.22% | ▲ +1.11% | $278.00 (+28.95%) |
Aug 21, 2026 9w ago | Insider Cluster | $223.22 $213.63 | ▲ +4.30% | ▲ +4.77% | $278.00 (−24.54%) |
Aug 17, 2026 10w ago | 8-K | $188.29 $224.99 | ▲ +19.49% | ▲ +19.69% | $278.00 (+47.64%) |
Aug 12, 2026 10w ago | 8-K | $192.91 $205.00 | ▲ +6.27% | ▲ +6.71% | $278.00 (+44.11%) |
Aug 6, 2026 11w ago | Insider Cluster | $187.96 $190.89 | ▼ −1.56% | ▼ −1.16% | $278.00 (−47.90%) |
US Market Status
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