As of November 10, 2026, Factorial Energy Inc. is a publicly traded company (Nasdaq: FAC). The largest holder reporting an active stake on Schedule 13D is Huang Siyu, at 19.1%. No bankruptcy or receivership appears in its SEC Form 8-K filings. Passive holders reporting on Schedule 13G include CGC III Sponsor LLC (9.2%), Alyeska (8.05%) (Schedule 13D, June 12, 2026).
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Is Factorial Energy Inc. a real, registered company?
- Factorial Energy Inc. files with the SEC under CIK 2049662 (its SEC filings).
- Its shares are listed under the ticker FAC on Nasdaq (also FACWW) (SEC company record).
- Incorporated in Delaware; business address in Billerica, Massachusetts, 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 Factorial Energy Inc. in our court records and SEC 8-K records (as of 2026-11-10).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Alyeska (filed 2026-08-14).
Who are Factorial Energy Inc.'s owners and officers?
Factorial Energy Inc.: incorporated in Delaware; business address in Billerica, Massachusetts; industry Miscellaneous Electrical Machinery, Equipment & Supplies (Schedule 13G/A, 2026-08-14).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-08-14 | Highbridge Capital Management, LLC | 0% |
| Schedule 13G/A, 2026-08-14 | Millennium Management LLC | 0.5% |
| Schedule 13G, 2026-08-14 | Alyeska Investment Group, L.P. | 8.05% |
| Schedule 13G/A, 2026-08-14 | Tenor Capital Management Company, L.P. | 0% |
| Schedule 13G/A, 2026-08-14 | Fort Baker Capital Management LP | 0% |
| Schedule 13G/A, 2026-08-14 | Meteora Capital, LLC | 0% |
| Schedule 13G/A, 2026-08-10 | Cgc Iii Sponsor LLC | 9.2% |
| Schedule 13D, 2026-06-26 | Wave Factorial Energy I, LLC | 10.7% |
| Schedule 13D, 2026-06-17 | Stellantis N.V. | 9.5% |
| Schedule 13D, 2026-06-12 | Huang Siyu | 19.1% |
| Schedule 13D, 2026-06-12 | Mercedes-Benz Corporate Investments LLC | 8.1% |
| Schedule 13G, 2026-05-15 | Meteora Capital, LLC | 5.4% |
Questions about who owns Factorial Energy Inc.
Who owns Factorial Energy Inc.?
On this page, 6 holders' latest ownership filings report 5% or more of Factorial Energy Inc.: Huang Siyu (19.1%, Schedule 13D, filed 2026-06-12), Wave Factorial Energy I, LLC (10.7%, Schedule 13D, filed 2026-06-26), Stellantis N.V. (9.5%, Schedule 13D, filed 2026-06-17), Cgc Iii Sponsor LLC (9.2%, Schedule 13G/A, filed 2026-08-10) and Mercedes-Benz Corporate Investments LLC (8.1%, Schedule 13D, filed 2026-06-12); 1 more is listed above.
Who are the largest shareholders of Factorial Energy Inc.?
By the share each holder's latest filing reports, the largest holders of Factorial Energy Inc. on this page are Huang Siyu (19.1%), Wave Factorial Energy I, LLC (10.7%) and Stellantis N.V. (9.5%).
When did Huang Siyu buy into Factorial Energy Inc.?
The filings give report dates, not purchase dates. The earliest filing from Huang Siyu on this page is the Schedule 13D, filed 2026-06-12, reporting 19.1%.
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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Which insiders own Factorial Energy 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 10% owner: 11,474,452 shares, held indirectly through By WAVE AAC/LIO Co-Invest III, LLC and 2 others, on a joint filing (Form 3, 2026-07-17).
- , a 10% owner: 11,474,452 shares, held indirectly through By WAVE AAC/LIO Co-Invest III, LLC and 2 others, on a joint filing (Form 3, 2026-07-17).
- , a 10% owner: 11,474,452 shares, held indirectly through By WAVE AAC/LIO Co-Invest III, LLC and 2 others, on a joint filing (Form 3, 2026-07-17).
- WAVE Equity GP LP, a 10% owner: 11,474,452 shares, held indirectly through By WAVE AAC/LIO Co-Invest III, LLC and 2 others, on a joint filing (Form 3, 2026-07-17).
- CGC III Sponsor LLC, a 10% owner: 8,358,298 shares, 5,710,000 held directly and 2,648,298 indirectly, on a joint filing (Form 4, 2026-06-09).
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 Factorial Energy Inc. raised?
Latest IPO step: Factorial Energy Inc. filed to go public (S-1, 2026-06-30).
IPO filings: S-1, 2026-06-30, 424B4, 2025-05-05, S-1/A, 2025-04-14, S-1/A, 2025-04-10, S-1/A, 2025-04-03; ticker FAC on Nasdaq Capital Market.
Acquisitions reported on Form 8-K, Item 2.01: completed an acquisition (2026-06-10).
Keep reading
More on Factorial Energy Inc. and the records around it.
Factorial Energy Inc. elsewhere on the record
- 5%+ stake filings Aug 2026
Companies that share a holder
- Picton Mahoney Asset Management also filed stake reports on 20 other companies: Blue Water Acquisition Corp. III (Oct 2026), Launch One Acquisition Corp. (Oct 2026), Pono Capital Four, Inc. (Oct 2026)
- Fort Baker Capital Management LP also filed stake reports on 26 other companies: Agriculture & Natural Solutions Acquisition Corp (Aug 2026), Bleichroeder Acquisition Corp. II (Aug 2026), Churchill Capital Corp IX/Cayman (Aug 2026)
- Tenor Capital Management Company, L.P. also filed stake reports on 41 other companies: Archimedes Tech SPAC Partners II Co. (Aug 2026), Armada Acquisition Corp. II (Aug 2026), Blue Acquisition Corp. (Aug 2026)
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