As of November 7, 2026, Cerebras Systems Inc. is a publicly traded company (Nasdaq: CBRS); its largest reported holder is Fidelity (FMR), with 17.8% on Schedule 13G/A of November 5, 2026, then Foundation Capital Management Co. VIII, L.L.C. (12.2%). The largest insider holding is Lior Susan, a director, with 793,014 shares, per Form 4 of October 2, 2026 (Schedule 13G/A, November 5, 2026).
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Is Cerebras Systems Inc. a real, registered company?
- Cerebras Systems Inc. files with the SEC under CIK 2021728 (its SEC filings).
- Its shares are listed under the ticker CBRS on Nasdaq (SEC company record).
- Incorporated in Delaware; business address in Sunnyvale, California, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under Cerebras Systems Inc. in our court records and SEC 8-K records (as of 2026-11-07).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Fidelity (FMR) (filed 2026-11-05).
Who are Cerebras Systems Inc.'s owners and officers?
Cerebras Systems Inc.: incorporated in Delaware; business address in Sunnyvale, California; industry Semiconductors & Related Devices (Schedule 13G/A, 2026-11-06).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-11-06 | Jane Street Group, LLC | 2.5% |
| Schedule 13G/A, 2026-11-05 | Fmr LLC | 17.8% |
| Schedule 13D/A, 2026-08-18 | Eclipse Continuity Gp I, LLC | 4.3% |
| Schedule 13G, 2026-08-14 | Andrew Feldman | 9.2% |
| Schedule 13G, 2026-08-14 | Coatue Management LLC | 7.1% |
| Schedule 13G, 2026-08-14 | Benchmark Capital Management Co. Viii, L.L.C. | 9.8% |
| Schedule 13G, 2026-08-14 | Altimeter Capital Management, LP | 6.2% |
| Schedule 13G, 2026-08-14 | Foundation Capital Management Co. Viii, L.L.C. | 12.2% |
| Schedule 13G, 2026-08-14 | Atreides Management, LP | 10.7% |
| Schedule 13G, 2026-08-13 | Jane Street Group, LLC | 5.1% |
| Schedule 13G/A, 2026-07-22 | Jpmorgan Chase & Co. | 3.3% |
| Schedule 13G/A, 2026-07-08 | Fmr LLC | 25.7% |
Questions about who owns Cerebras Systems Inc.
Who owns Cerebras Systems Inc.?
On this page, 7 holders' latest ownership filings report 5% or more of Cerebras Systems Inc.: Fmr LLC (17.8%, Schedule 13G/A, filed 2026-11-05), Foundation Capital Management Co. Viii, L.L.C. (12.2%, Schedule 13G, filed 2026-08-14), Atreides Management, LP (10.7%, Schedule 13G, filed 2026-08-14), Benchmark Capital Management Co. Viii, L.L.C. (9.8%, Schedule 13G, filed 2026-08-14) and Andrew Feldman (9.2%, Schedule 13G, filed 2026-08-14); 2 more are listed above.
Who are the largest shareholders of Cerebras Systems Inc.?
By the share each holder's latest filing reports, the largest holders of Cerebras Systems Inc. on this page are Fmr LLC (17.8%), Foundation Capital Management Co. Viii, L.L.C. (12.2%) and Atreides Management, LP (10.7%).
When did Fmr LLC buy into Cerebras Systems Inc.?
The filings give report dates, not purchase dates. The earliest filing from Fmr LLC on this page is the Schedule 13G/A, filed 2026-07-08, reporting 25.7%; its latest, Schedule 13G/A filed 2026-11-05, reports 17.8%. That earliest filing is itself an amendment, which updates an earlier report.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 12 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
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What the Full Report on Cerebras Systems Inc. covers
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What They Do, And How The Money Works
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The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
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Which insiders own Cerebras Systems Inc. shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , a director: 793,014 shares, 420,355 held directly and 372,659 indirectly (Form 4, 2026-10-02).
- , a director: 334,980 shares, held indirectly (the form names the holder only in its footnotes) (Form 4, 2026-10-07).
- , a director: 311,595 shares, held indirectly through a revocable trust (Form 4, 2026-09-08).
- , the chief technology officer: 263,592 shares (Form 4, 2026-10-28).
- , the chief executive and president: 17,938 shares, 16,853 held directly and 1,085 indirectly (Form 4, 2026-10-06).
Shares only: the company's cover page does not give one share count for a single class, so no percentage is worked out.
How much has Cerebras Systems Inc. raised?
Latest IPO step: Cerebras Systems Inc. filed its final IPO prospectus, ticker CBRS (424B4, 2026-05-14).
IPO filings: 424B4, 2026-05-14, S-1/A, 2026-05-11, S-1/A, 2026-05-04, S-1, 2026-04-17, RW, 2025-10-03; ticker CBRS on Nasdaq Global Select Market.
Keep reading
More on Cerebras Systems Inc. and the records around it.
Cerebras Systems Inc. elsewhere on the record
- 5%+ stake filings Nov 2026
- IPO filing May 2026
Companies that share a holder
- Eclipse Continuity GP I, LLC also filed stake reports on 1 other company: OWLET, INC. (Oct 2025)
- COATUE MANAGEMENT LLC also filed stake reports on 3 other companies: Forgent Power Solutions, Inc. (Aug 2026), Chagee Holdings Limited (Feb 2026), Hinge Health, Inc. (Feb 2026)
- Tiger Global Investments, L.P. also filed stake reports on 3 other companies: Wealthfront Corporation (Feb 2026), ZKH Group Limited (Nov 2025)
Related pages
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