Latest Period
Q1 2026
Security Snapshot
XBiotech Inc. - Common Shares, no par value (XBIT) Institutional Ownership
CUSIP: 98400H102
13F Institutional Holders and Ownership History from Q2 2015 to Q1 2026
Institutions Reporting
37
Shares (Excl. Options)
1,992,634
Price
$2.35
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- Security type / class
- Equity / Common Shares, no par value
- Symbol
- XBIT on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 1,992,634
- Total 13F value
- $4,682,304
- Portfolio coverage rank
- 0%
- Share change
- -289,397
- Value change
- -$690,135
- Number of holders
- 37
- Shares outstanding
- 32,315,113
- SEC-reported price per share
- $2.35
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- XBIT - XBiotech Inc. - Common Shares, no par value is tracked under CUSIP 98400H102.
- 37 institutions reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 39 to 37 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $5,484,393 to $4,682,304.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 37 institutions filings for Q1 2026.
Security key
98400H102
Latest holder period
Q1 2026
13F holders
37
13D/G owners
2
CIK / CUSIP context first
Open Q1 2026 holders
XBIT full holder history
XBiotech Inc. SEC filings
XBiotech Inc. company facts
XBiotech Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 98400H102:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
XBIT
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| SIMARD JOHN | 18% | -11% | $13,784,658 | -$2,180,460 | 5,719,775 | -14% | John Simard | 31 Dec 2025 |
| MCKENZIE W THORPE | 9.8% | +0.5% | $7,245,084 | +$45,188 | 3,006,259 | +0.63% | W. Thorpe McKenzie | 31 Dec 2025 |
As of 31 Mar 2026, 37 institutional investors reported holding 1,992,634 shares of XBiotech Inc. - Common Shares, no par value (XBIT). This represents 6.2% of the company’s total 32,315,113 outstanding shares.
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
44
Latest
Q1 2026
Rows shown
1-25 of 44
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 1,992,634 | $4,682,304 | -$690,135 | $2.35 | 37 |
| 2025 Q4 | 2,295,081 | $5,484,393 | -$1,535,034 | $2.39 | 39 |
| 2025 Q3 | 2,935,115 | $7,807,395 | -$1,319,023 | $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 |