As of October 27, 2026, XBiotech Inc. is a publicly traded company (Nasdaq: XBIT); its largest reported holder is John Simard, with 17.7% on Schedule 13G/A of January 23, 2026, then W. Thorpe McKenzie (9.76%). No bankruptcy or receivership appears in its SEC Form 8-K filings (Schedule 13G/A, January 23, 2026).
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Is XBiotech Inc. a real, registered company?
- XBiotech Inc. files with the SEC under CIK 1626878 (its SEC filings).
- Its shares are listed under the ticker XBIT on Nasdaq (SEC company record).
- Incorporated in A1; business address in Austin, Texas, 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 XBIOTECH INC. in our court records and SEC 8-K records (as of 2026-10-27).
- Leadership changes: the latest reported is Sushma Shivaswamy, Chief Executive Officer (Form 8-K filed 2026-10-26). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names John Simard (filed 2026-01-23).
Who are XBiotech Inc.'s owners and officers?
XBiotech Inc.: business address in Austin, Texas; industry Pharmaceutical Preparations (Form D, 2026-10-26).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-01-23 | John Simard | 17.7% |
| Schedule 13G/A, 2026-01-23 | W. Thorpe Mckenzie | 9.76% |
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What the Full Report on XBiotech Inc. covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
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| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-10-26 | Sushma Shivaswamy | Chief Executive Officer | appointed | 2026-10-23 |
| Form 8-K, 2026-10-26 | Sushma Shivaswamy | appointed |
How much has XBiotech Inc. raised?
No fundraising or offering filing from XBiotech Inc. is on file with us.
Keep reading
More on XBiotech Inc. and the records around it.
XBiotech Inc. elsewhere on the record
- 5%+ stake filings Jan 2026
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