Figures computed from official regulatory filings — .
Analysttarget 18 USD (+722%)
Ownershipinsiders 24.33% · institutions 6.73% · short 1.3% of float
In USD · as of Oct 5, 2026
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XBiotech Inc., a biopharmaceutical company, discovers, and develops, True Human monoclonal antibodies for treating various diseases. It develops a pipeline of product candidates targeting inflammatory and infectious diseases. The company is also developing interleukin-1 alpha therapies to various medical conditions, such as cancer, stroke, heart attack, or arthritis; and mediates tissue breakdown, angiogenesis, the formation of blood clots, malaise, muscle wasting, and general inflammation. The company was incorporated in 2005 and is headquartered in Austin, Texas.
Market information source · Oct 5, 2026
SEC company identity · Oct 5, 2026
Open-market timeline · full history
18 buys68 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| Kuendig Thomas Martin | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Rademaker Craig Evan | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Soffer David Spencer | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Troy Tevi David | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SIMARD JOHN | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SIMARD JOHN | OtherD (derivative) | $24.7T | Unusual size | SEC |
| Waldin Jan-Paul | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Libby Peter | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MCKENZIE W THORPEtrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MacAdam Donald H. | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SIMARD JOHN | BuyD (derivative) | $24.7T | First in 12mo | SEC |
| Libby Peter | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MacAdam Donald H. | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Waldin Jan-Paul | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MCKENZIE W THORPEtrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SHIVASWAMY SUSHMA | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Libby Peter | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MacAdam Donald H. | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MCKENZIE W THORPEtrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Waldin Jan-Paul | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SIMARD JOHN | Sell | $226.4K | SEC |
| SIMARD JOHN | Sell | $431.3K | SEC |
| MCKENZIE W THORPEtrack record | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MCKENZIE W THORPEtrack record | Other | $2.5M | SEC |
| MCKENZIE W THORPEtrack record | Exercise | $2.5M | Unusual size | SEC |