AUSTIN, TX
XBIOTECH INC.XBIT— Latest position per institution from SEC 13F filings
15
Institutional holders
3.82M
Total shares held
14.03M
Estimated value
191.22K
Avg. position size
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
1.13M
Value
5.83M
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
299.56K
Value
715.94K
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
293.10K
Value
688.79K
Filed
Mar 31, 2026
CREDIT SUISSE AG/
CIK 824468
Shares
248.27K
Value
2.02M
Filed
Mar 31, 2024
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
231.02K
Value
543.17K
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
200.97K
Value
472.28K
Filed
Mar 31, 2026
RBF CAPITAL, LLC
CIK 1134621
Shares
198.50K
Value
466.48K
Filed
Mar 31, 2026
AMERIPRISE FINANCIAL INC
CIK 820027
Shares
186.80K
Value
446.44K
Filed
Dec 31, 2025
MORGAN STANLEY
CIK 895421
Shares
165.55K
Value
389.05K
Filed
Mar 31, 2026
OASIS MANAGEMENT CO LTD.
CIK 1317904
Shares
137.17K
Value
481.48K
Filed
Dec 31, 2022
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
105.54K
Value
248.02K
Filed
Mar 31, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC
CIK 1107261
Shares
98.45K
Value
231.35K
Filed
Mar 31, 2026
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
91.58K
Value
215.20K
Filed
Mar 31, 2026
NORTHERN TRUST CORP
CIK 73124
Shares
76.09K
Value
178.80K
Filed
Mar 31, 2026
STATE STREET CORP
CIK 93751
Shares
73.01K
Value
171.56K
Filed
Mar 31, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 884546
Shares
67.36K
Value
218.23K
Filed
Mar 31, 2025
JANE STREET GROUP, LLC
CIK 1595888
Shares
60.10K
Value
141.24K
Filed
Mar 31, 2026
EMPOWERED FUNDS, LLC
CIK 1592828
Shares
59.55K
Value
139.94K
Filed
Mar 31, 2026
EA SERIES TRUST
CIK 1592900
Shares
49.78K
Value
295.67K
Filed
Jun 30, 2023
Y-INTERCEPT (HONG KONG) LTD
CIK 1772875
Shares
47.88K
Value
142.22K
Filed
Jun 30, 2025
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK FINANCE, INC. | 1364742 | 1.13M | 5.83M | Jun 30, 2024 |
| 2 | VANGUARD GROUP INC | 102909 | 299.56K | 715.94K | Dec 31, 2025 |
| 3 | BLACKROCK, INC. | 2012383 | 293.10K | 688.79K | Mar 31, 2026 |
| 4 | CREDIT SUISSE AG/ | 824468 | 248.27K | 2.02M | Mar 31, 2024 |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 231.02K | 543.17K | Mar 31, 2026 |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 200.97K | 472.28K | Mar 31, 2026 |
| 7 | RBF CAPITAL, LLC | 1134621 | 198.50K | 466.48K | Mar 31, 2026 |
| 8 | AMERIPRISE FINANCIAL INC | 820027 | 186.80K | 446.44K | Dec 31, 2025 |
| 9 | MORGAN STANLEY | 895421 | 165.55K | 389.05K | Mar 31, 2026 |
| 10 | OASIS MANAGEMENT CO LTD. | 1317904 | 137.17K | 481.48K | Dec 31, 2022 |
| 11 | MILLENNIUM MANAGEMENT LLC | 1273087 | 105.54K | 248.02K | Mar 31, 2026 |
| 12 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 1107261 | 98.45K | 231.35K | Mar 31, 2026 |
| 13 | VANGUARD FIDUCIARY TRUST CO | 933478 | 91.58K | 215.20K | Mar 31, 2026 |
| 14 | NORTHERN TRUST CORP | 73124 | 76.09K | 178.80K | Mar 31, 2026 |
| 15 | STATE STREET CORP | 93751 | 73.01K | 171.56K | Mar 31, 2026 |
| 16 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | 67.36K | 218.23K | Mar 31, 2025 |
| 17 | JANE STREET GROUP, LLC | 1595888 | 60.10K | 141.24K | Mar 31, 2026 |
| 18 | EMPOWERED FUNDS, LLC | 1592828 | 59.55K | 139.94K | Mar 31, 2026 |
| 19 | EA SERIES TRUST | 1592900 | 49.78K | 295.67K | Jun 30, 2023 |
| 20 | Y-INTERCEPT (HONG KONG) LTD | 1772875 | 47.88K | 142.22K | Jun 30, 2025 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.