| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| SIMARD JOHN | 20% | $19,608,609 | 6,624,530 | John Simard | 31 Dec 2024 | |||
| MCKENZIE W THORPE | 9.7% | $8,843,027 | 2,987,509 | W. Thorpe McKenzie | 31 Dec 2024 |
As of 30 Sep 2025, 45 institutional investors reported holding 2,935,115 shares of XBiotech Inc. - Common Shares, no par value (XBIT). This represents 9.5% of the company’s total 30,767,343 outstanding shares.
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 0 | $0 | -$8 | $2.41 | 0 |
| 2025 Q3 | 2,935,115 | $7,807,395 | -$1,319,020 | $2.66 | 45 |
| 2025 Q2 | 3,415,938 | $10,142,998 | -$3,226,972 | $2.97 | 51 |
| 2025 Q1 | 4,477,932 | $14,507,328 | -$783,250 | $3.24 | 54 |
| 2024 Q4 | 4,716,023 | $18,630,449 | -$1,607,591 | $3.95 | 52 |
| 2024 Q3 | 4,851,370 | $37,501,751 | +$1,640,884 | $7.73 | 49 |
| 2024 Q2 | 4,516,257 | $23,225,887 | +$2,717,548 | $5.14 | 45 |
| 2024 Q1 | 3,994,379 | $32,478,639 | +$4,805,756 | $8.13 | 45 |
| 2023 Q4 | 3,446,675 | $13,792,459 | +$206,630 | $4.00 | 38 |
| 2023 Q3 | 3,395,054 | $13,985,979 | -$309,341 | $4.12 | 37 |
| 2023 Q2 | 3,482,899 | $20,688,616 | +$5,850,538 | $5.94 | 38 |
| 2023 Q1 | 2,494,753 | $8,604,457 | -$920,924 | $3.45 | 35 |
| 2022 Q4 | 2,756,801 | $9,674,374 | -$1,050,261 | $3.51 | 38 |
| 2022 Q3 | 3,058,800 | $11,071,334 | -$1,597,992 | $3.62 | 42 |
| 2022 Q2 | 3,361,179 | $18,918,124 | -$4,783,312 | $5.63 | 50 |
| 2022 Q1 | 4,019,753 | $34,733,851 | -$1,812,345 | $8.64 | 58 |
| 2021 Q4 | 4,192,680 | $46,664,901 | -$2,791,641 | $11.13 | 56 |
| 2021 Q3 | 4,334,553 | $56,131,719 | +$4,054,236 | $12.95 | 62 |
| 2021 Q2 | 4,022,892 | $66,543,749 | -$4,616,131 | $16.56 | 55 |
| 2021 Q1 | 4,312,643 | $73,919,400 | +$5,963,093 | $17.17 | 64 |
| 2020 Q4 | 3,983,078 | $62,349,705 | +$385,249 | $15.65 | 64 |
| 2020 Q3 | 3,945,423 | $75,314,185 | -$5,845,601 | $19.09 | 68 |
| 2020 Q2 | 4,296,332 | $58,903,257 | -$336,681 | $13.71 | 64 |
| 2020 Q1 | 4,386,857 | $46,593,234 | -$15,936,871 | $10.62 | 60 |
| 2019 Q4 | 5,475,879 | $102,209,050 | +$15,797,762 | $18.67 | 59 |
| 2019 Q3 | 4,913,694 | $51,425,090 | +$6,014,412 | $10.46 | 47 |
| 2019 Q2 | 4,410,025 | $33,425,690 | +$13,189,450 | $7.58 | 42 |
| 2019 Q1 | 2,545,942 | $28,053,606 | +$16,068,965 | $11.02 | 37 |
| 2018 Q4 | 1,118,399 | $5,682,279 | -$1,902,904 | $5.08 | 23 |
| 2018 Q3 | 1,526,110 | $4,850,175 | -$1,157,316 | $3.18 | 21 |
| 2018 Q2 | 1,825,442 | $8,178,246 | -$6,187,980 | $4.48 | 30 |
| 2018 Q1 | 3,165,674 | $16,936,156 | -$782,940 | $5.35 | 42 |
| 2017 Q4 | 3,305,711 | $13,020,785 | -$2,280,443 | $3.94 | 43 |
| 2017 Q3 | 3,883,211 | $16,964,807 | +$657,728 | $4.37 | 45 |
| 2017 Q2 | 3,746,784 | $17,604,623 | -$1,872,632 | $4.70 | 45 |
| 2017 Q1 | 3,597,093 | $59,310,105 | +$23,911,479 | $16.48 | 47 |
| 2016 Q4 | 3,461,617 | $35,024,345 | +$1,307,528 | $10.12 | 47 |
| 2016 Q3 | 3,292,636 | $44,309,081 | +$5,759,071 | $13.46 | 47 |
| 2016 Q2 | 2,793,021 | $58,425,421 | +$31,398,671 | $20.92 | 46 |
| 2016 Q1 | 1,321,183 | $12,486,000 | -$434,126 | $9.45 | 32 |
| 2015 Q4 | 1,353,508 | $14,703,326 | +$5,646,861 | $10.87 | 37 |
| 2015 Q3 | 763,606 | $11,426,133 | +$2,973,270 | $14.94 | 30 |
| 2015 Q2 | 590,347 | $10,616,741 | +$10,616,744 | $18.08 | 31 |