XBiotech Inc. XBIT NASDAQ

NASDAQ Global Select • Healthcare • Biotechnology • US • USD

There have been 50 recent insider transactions recorded for XBiotech Inc. (XBIT), including 21 buys and 25 sells. Total insider buying was valued at $18.11M and total insider selling at $18.39M.

Notable insiders with recent activity include Rademaker Craig Evan, Troy Tevi David, Kuendig Thomas Martin. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.

Insider Transactions — XBIT

Date	Name	Role	Transaction	Shares	Avg. Price	Value	Shares Owned
2025-10-01	Rademaker Craig Evan	Director	RSU Award	92,104	$2.64	$243.15K	92,104
2025-10-01	Troy Tevi David	Director	RSU Award	56,000	$2.64	$147.84K	56,000
2025-10-01	Kuendig Thomas Martin	Director	RSU Award	79,115	$2.64	$208.86K	79,115
2025-10-01	Soffer David Spencer	Director	RSU Award	51,000	$2.64	$134.64K	51,000
2025-08-29	Rademaker Craig Evan	Director	Unknown	-	-	-	66,748
2025-08-29	Troy Tevi David	Officer	Unknown	-	-	-	-
2025-08-29	Kuendig Thomas Martin	Director	Unknown	-	-	-	50,000
2025-08-29	Soffer David Spencer	Officer	Unknown	-	-	-	-
2025-03-17	Simard John	10 Percent Owner, Officer: Chief Executive Officer	RSU Award	1,026,228	$3.52	$3.61M	1,896,609
2025-01-31	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Other (Sell)	2,470,355	$4.05	$10M	870,381
2024-06-20	Mckenzie W Thorpe	10 Percent Owner	RSU Award	37,500	$5.12	$192K	37,500
2024-06-20	Waldin Jan-paul	Director	RSU Award	37,500	$5.12	$192K	37,500
2024-06-20	Macadam Donald H.	Director	RSU Award	37,500	$5.12	$192K	37,500
2024-06-20	Libby Peter	Director	RSU Award	37,500	$5.12	$192K	37,500
2024-01-03	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Buy	2,470,355	$4.05	$10M	3,840,736
2023-08-10	Hu Angela	Principle Financial Officer	Disposition	30,000	$3.84	$115.2K	-
2023-06-23	Mckenzie W Thorpe	10 Percent Owner	RSU Award	25,000	$6.04	$151K	25,000
2023-06-23	Waldin Jan-paul	Director	RSU Award	25,000	$6.04	$151K	25,000
2023-06-23	Macadam Donald H.	Director	RSU Award	25,000	$6.04	$151K	25,000
2023-06-23	Libby Peter	Director	RSU Award	25,000	$6.04	$151K	25,000
2023-02-10	Shivaswamy Sushma	Chief Scientific Officer	RSU Award	100,000	$3.84	$384K	100,000
2023-02-10	Hu Angela	Principle Financial Officer	Disposition	-	-	-	25,500
2022-11-19	Hu Angela	Principle Financial Officer	Disposition	10,000	$12.67	$126.7K	-
2022-06-22	Mckenzie W Thorpe	10 Percent Owner	RSU Award	25,000	$5.89	$147.25K	25,000
2022-06-22	Waldin Jan-paul	Director	RSU Award	25,000	-	-	25,000
2022-06-22	Macadam Donald H.	Director	RSU Award	25,000	-	-	25,000
2022-06-22	Libby Peter	Director	RSU Award	25,000	$5.89	$147.25K	25,000
2021-12-16	Mckenzie W Thorpe	10 Percent Owner	Option Exercise (Sell)	250,000	$10.00	$2.5M	320,000
2021-11-19	Shivaswamy Sushma	Chief Scientific Officer	RSU Award	100,000	$12.67	$1.27M	100,000
2021-11-19	Han Queena	VP Finance & HR	RSU Award	35,000	$12.67	$443.45K	35,000
2021-10-18	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	33,000	$13.07	$431.25K	3,823,166
2021-10-15	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	17,000	$13.32	$226.47K	3,856,166
2021-10-14	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	21,125	$12.90	$272.52K	3,873,166
2021-10-13	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	10,875	$12.83	$139.53K	3,962,452
2021-10-12	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	18,000	$12.77	$229.94K	3,973,166
2021-10-07	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	39,286	$12.45	$489.11K	3,923,166
2021-10-06	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	10,714	$12.53	$134.26K	3,962,452
2021-10-05	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	14,218	$12.66	$180.06K	3,973,166
2021-10-04	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	23,681	$13.08	$309.86K	3,987,384
2021-10-01	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	19,684	$13.23	$260.49K	4,011,065
2021-09-30	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	18,558	$13.07	$242.46K	4,030,749
2021-09-29	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	16,396	$13.41	$219.8K	4,049,307
2021-09-28	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	6,263	$14.27	$89.36K	4,065,703
2021-09-27	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	29,890	$14.81	$442.79K	4,071,966
2021-09-24	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	11,418	$14.49	$165.41K	4,101,856
2021-09-23	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	9,892	$14.68	$145.22K	4,113,274
2021-09-22	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	19,669	$15.14	$297.76K	4,123,166
2021-09-21	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	16,860	$15.24	$256.91K	4,142,835
2021-09-20	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	13,471	$15.06	$202.91K	4,159,695
2021-07-14	Simard John	10 Percent Owner, Officer: Chief Executive Officer	Informative Sell	50,000	$18.15	$907.35K	4,173,166

■ Informative Buy/Sell — open market transaction (most significant) ■ Uninformative Buy — award, option exercise, conversion ■ Uninformative Sell — tax withholding, award vest sale ■ Neutral — gift, trust, expiry