FREMONT, CA
AXT INCAXTI— Latest position per institution from SEC 13F filings
15
Institutional holders
57.33M
Total shares held
2.86B
Estimated value
2.87M
Avg. position size
MAREX GROUP LTD
CIK 1997464
Shares
5.56M
Value
401.05M
Filed
Jun 30, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
5.52M
Value
397.61M
Filed
Jun 30, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
5.15M
Value
371.11M
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
5.07M
Value
365.61M
Filed
Jun 30, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
CIK 1081019
Shares
4.82M
Value
66.89K
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
3.83M
Value
276.36M
Filed
Jun 30, 2026
DAVIDSON KEMPNER CAPITAL MANAGEMENT LP
CIK 1595082
Shares
2.73M
Value
44.71M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.72M
Value
196.27M
Filed
Jun 30, 2026
D. E. SHAW & CO., INC.
CIK 1009207
Shares
2.69M
Value
194.20M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
2.11M
Value
34.44M
Filed
Dec 31, 2025
E20 CAPITAL LTD
CIK 2127793
Shares
2.07M
Value
117.87M
Filed
Mar 31, 2026
FIRST WILSHIRE SECURITIES MANAGEMENT INC
CIK 732847
Shares
2.05M
Value
9.40K
Filed
Mar 31, 2024
PACIFIC RIDGE CAPITAL PARTNERS, LLC
CIK 1591546
Shares
1.79M
Value
8.05M
Filed
Sep 30, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
1.76M
Value
126.75M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.74M
Value
125.17M
Filed
Jun 30, 2026
FIRST BEIJING INVESTMENT LTD
CIK 1701717
Shares
1.73M
Value
7.77M
Filed
Sep 30, 2025
PORTOLAN CAPITAL MANAGEMENT, LLC
CIK 1350290
Shares
1.60M
Value
7.33M
Filed
Mar 31, 2024
SYSTEMATIC FINANCIAL MANAGEMENT LP
CIK 1085936
Shares
1.55M
Value
3.37M
Filed
Dec 31, 2024
STATE STREET CORP
CIK 93751
Shares
1.48M
Value
106.86M
Filed
Jun 30, 2026
WT ASSET MANAGEMENT LTD
CIK 1780365
Shares
1.35M
Value
76.76M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | MAREX GROUP LTD | 1997464 | 5.56M | 401.05M | Jun 30, 2026 |
| 2 | JANE STREET GROUP, LLC | 1595888 | 5.52M | 397.61M | Jun 30, 2026 |
| 3 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 5.15M | 371.11M | Jun 30, 2026 |
| 4 | BLACKROCK, INC. | 2012383 | 5.07M | 365.61M | Jun 30, 2026 |
| 5 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | 4.82M | 66.89K | Jun 30, 2026 |
| 6 | CITADEL ADVISORS LLC | 1423053 | 3.83M | 276.36M | Jun 30, 2026 |
| 7 | DAVIDSON KEMPNER CAPITAL MANAGEMENT LP | 1595082 | 2.73M | 44.71M | Dec 31, 2025 |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.72M | 196.27M | Jun 30, 2026 |
| 9 | D. E. SHAW & CO., INC. | 1009207 | 2.69M | 194.20M | Jun 30, 2026 |
| 10 | VANGUARD GROUP INC | 102909 | 2.11M | 34.44M | Dec 31, 2025 |
| 11 | E20 CAPITAL LTD | 2127793 | 2.07M | 117.87M | Mar 31, 2026 |
| 12 | FIRST WILSHIRE SECURITIES MANAGEMENT INC | 732847 | 2.05M | 9.40K | Mar 31, 2024 |
| 13 | PACIFIC RIDGE CAPITAL PARTNERS, LLC | 1591546 | 1.79M | 8.05M | Sep 30, 2025 |
| 14 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 1.76M | 126.75M | Jun 30, 2026 |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.74M | 125.17M | Jun 30, 2026 |
| 16 | FIRST BEIJING INVESTMENT LTD | 1701717 | 1.73M | 7.77M | Sep 30, 2025 |
| 17 | PORTOLAN CAPITAL MANAGEMENT, LLC | 1350290 | 1.60M | 7.33M | Mar 31, 2024 |
| 18 | SYSTEMATIC FINANCIAL MANAGEMENT LP | 1085936 | 1.55M | 3.37M | Dec 31, 2024 |
| 19 | STATE STREET CORP | 93751 | 1.48M | 106.86M | Jun 30, 2026 |
| 20 | WT ASSET MANAGEMENT LTD | 1780365 | 1.35M | 76.76M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.