FREMONT, CA
AXT INCAXTI— Latest position per institution from SEC 13F filings
15
Institutional holders
37.55M
Total shares held
1.31B
Estimated value
1.88M
Avg. position size
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
3.62M
Value
206.33M
Filed
Mar 31, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
3.56M
Value
202.98M
Filed
Mar 31, 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
2.28M
Value
129.82M
Filed
Mar 31, 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
FIRST BEIJING INVESTMENT LTD
CIK 1701717
Shares
1.73M
Value
7.77M
Filed
Sep 30, 2025
WELLINGTON MANAGEMENT GROUP LLP
CIK 902219
Shares
1.62M
Value
3.90M
Filed
Sep 30, 2023
PORTOLAN CAPITAL MANAGEMENT, LLC
CIK 1350290
Shares
1.60M
Value
7.33M
Filed
Mar 31, 2024
CITADEL ADVISORS LLC
CIK 1423053
Shares
1.56M
Value
88.94M
Filed
Mar 31, 2026
SYSTEMATIC FINANCIAL MANAGEMENT LP
CIK 1085936
Shares
1.55M
Value
3.37M
Filed
Dec 31, 2024
ASSENAGON ASSET MANAGEMENT S.A.
CIK 1546007
Shares
1.51M
Value
85.78M
Filed
Mar 31, 2026
MORGAN STANLEY
CIK 895421
Shares
1.44M
Value
82.26M
Filed
Mar 31, 2026
WT ASSET MANAGEMENT LTD
CIK 1780365
Shares
1.35M
Value
76.76M
Filed
Mar 31, 2026
ANTHER CAPITAL LTD
CIK 2126503
Shares
1.31M
Value
74.48M
Filed
Mar 31, 2026
GRANAHAN INVESTMENT MANAGEMENT, LLC
CIK 1026710
Shares
1.29M
Value
4.43M
Filed
Jun 30, 2023
E FUND MANAGEMENT CO., LTD.
CIK 1842296
Shares
1.26M
Value
71.95M
Filed
Mar 31, 2026
BLACKROCK, INC.
CIK 2012383
Shares
1.12M
Value
63.79M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 3.62M | 206.33M | Mar 31, 2026 |
| 2 | JANE STREET GROUP, LLC | 1595888 | 3.56M | 202.98M | Mar 31, 2026 |
| 3 | DAVIDSON KEMPNER CAPITAL MANAGEMENT LP | 1595082 | 2.73M | 44.71M | Dec 31, 2025 |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.28M | 129.82M | Mar 31, 2026 |
| 5 | VANGUARD GROUP INC | 102909 | 2.11M | 34.44M | Dec 31, 2025 |
| 6 | E20 CAPITAL LTD | 2127793 | 2.07M | 117.87M | Mar 31, 2026 |
| 7 | FIRST WILSHIRE SECURITIES MANAGEMENT INC | 732847 | 2.05M | 9.40K | Mar 31, 2024 |
| 8 | PACIFIC RIDGE CAPITAL PARTNERS, LLC | 1591546 | 1.79M | 8.05M | Sep 30, 2025 |
| 9 | FIRST BEIJING INVESTMENT LTD | 1701717 | 1.73M | 7.77M | Sep 30, 2025 |
| 10 | WELLINGTON MANAGEMENT GROUP LLP | 902219 | 1.62M | 3.90M | Sep 30, 2023 |
| 11 | PORTOLAN CAPITAL MANAGEMENT, LLC | 1350290 | 1.60M | 7.33M | Mar 31, 2024 |
| 12 | CITADEL ADVISORS LLC | 1423053 | 1.56M | 88.94M | Mar 31, 2026 |
| 13 | SYSTEMATIC FINANCIAL MANAGEMENT LP | 1085936 | 1.55M | 3.37M | Dec 31, 2024 |
| 14 | ASSENAGON ASSET MANAGEMENT S.A. | 1546007 | 1.51M | 85.78M | Mar 31, 2026 |
| 15 | MORGAN STANLEY | 895421 | 1.44M | 82.26M | Mar 31, 2026 |
| 16 | WT ASSET MANAGEMENT LTD | 1780365 | 1.35M | 76.76M | Mar 31, 2026 |
| 17 | ANTHER CAPITAL LTD | 2126503 | 1.31M | 74.48M | Mar 31, 2026 |
| 18 | GRANAHAN INVESTMENT MANAGEMENT, LLC | 1026710 | 1.29M | 4.43M | Jun 30, 2023 |
| 19 | E FUND MANAGEMENT CO., LTD. | 1842296 | 1.26M | 71.95M | Mar 31, 2026 |
| 20 | BLACKROCK, INC. | 2012383 | 1.12M | 63.79M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.