As of November 7, 2026, Aehr Test Systems is a publicly traded company (Nasdaq: AEHR). The largest insider holding is Rhea J. Posedel, a director, with 447,145 shares (1.4% of shares outstanding), per Form 4 of October 20, 2026. No bankruptcy or receivership appears in its SEC Form 8-K filings (Schedule 13G, July 29, 2026).
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Is Aehr Test Systems a real, registered company?
- Aehr Test Systems files with the SEC under CIK 1040470 (its SEC filings).
- Its shares are listed under the ticker AEHR on Nasdaq (SEC company record).
- Incorporated in California; business address in Fremont, 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 AEHR TEST SYSTEMS in our court records and SEC 8-K records (as of 2026-11-07).
- Leadership changes: the latest reported is Narsing Vijayrao, Director (Form 8-K filed 2026-10-29). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Jane Street (filed 2026-07-29).
Who are Aehr Test Systems' owners and officers?
Aehr Test Systems: incorporated in California; business address in Fremont, California; industry Instruments For Meas & Testing of Electricity & Elec Signals (Schedule 13G/A, 2026-11-06).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-11-06 | Jane Street Group, LLC | 3.3% |
| Schedule 13G/A, 2026-08-14 | Awm Investment Company, Inc. | 1.1% |
| Schedule 13G/A, 2026-08-06 | Fmr LLC | 3.2% |
| Schedule 13G, 2026-07-29 | Jane Street Group, LLC | 5.1% |
| Schedule 13G/A, 2026-05-06 | Fmr LLC | 7% |
| Schedule 13G/A, 2026-03-26 | The Vanguard Group | 0% |
| Schedule 13G/A, 2026-02-09 | Baillie Gifford & Co | 4.3% |
| Schedule 13G/A, 2025-11-10 | Baillie Gifford & Co | 5.1% |
| Schedule 13G/A, 2025-11-05 | Fmr LLC | 9% |
| Schedule 13G/A, 2025-07-08 | Fmr LLC | 5% |
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| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-10-29 | Narsing Vijayrao | Director | appointed | 2026-10-28 |
Which insiders own Aehr Test Systems 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: 447,145 shares (1.4% of shares outstanding), 65,156 held directly and 381,989 indirectly (Form 4, 2026-10-20).
- , the chief executive and president: 349,033 shares (1.1% of shares outstanding), 190,257 held directly and 158,776 indirectly (Form 4, 2026-10-27).
- , the executive vice president of sales and amp: 186,682 shares (0.57% of shares outstanding) (Form 4, 2026-10-27).
- , the chief technology officer: 186,583 shares (0.57% of shares outstanding) (Form 4, 2026-10-27).
- , a director: 140,667 shares (0.43% of shares outstanding) (Form 4, 2026-08-14).
Shares outstanding: 32,794,791 as of 2026-11-02, from the company's latest SEC cover page.
How much has Aehr Test Systems raised?
No fundraising or offering filing from Aehr Test Systems is on file with us.
Keep reading
More on Aehr Test Systems and the records around it.
Aehr Test Systems elsewhere on the record
- Leadership changes Oct 2026
Companies that share a holder
- AWM Investment Company, Inc. also filed stake reports on 32 other companies: 908 Devices Inc. (Aug 2026), Brazil Potash Corp. (Aug 2026), EVERSPIN TECHNOLOGIES INC. (Aug 2026)
- BAILLIE GIFFORD & CO also filed stake reports on 39 other companies: QXO, Inc. (Oct 2026), Reddit, Inc. (Oct 2026), Samsara Inc. (Oct 2026)
- JANE STREET GROUP, LLC also filed stake reports on 73 other companies: AXT INC (Nov 2026), BIOVIE INC. (Nov 2026), Bitdeer Technologies Group (Nov 2026)
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