IRVINE, CA
LANTRONIX INCLTRX— Latest position per institution from SEC 13F filings
15
Institutional holders
21.97M
Total shares held
122.10M
Estimated value
1.10M
Avg. position size
NEEDHAM INVESTMENT MANAGEMENT LLC
CIK 1167212
Shares
3.15M
Value
18.52M
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
2.22M
Value
13.06M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.55M
Value
9.12M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
1.52M
Value
8.93M
Filed
Dec 31, 2025
STATE STREET CORP
CIK 93751
Shares
1.38M
Value
8.12M
Filed
Jun 30, 2026
AWM INVESTMENT COMPANY, INC.
CIK 1535264
Shares
1.25M
Value
7.35M
Filed
Jun 30, 2026
ROYCE & ASSOCIATES LP
CIK 906304
Shares
1.22M
Value
7.15M
Filed
Jun 30, 2026
HEARTLAND ADVISORS INC
CIK 937394
Shares
900K
Value
5.29M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
897.12K
Value
5.28M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
838.16K
Value
4.93M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
815.06K
Value
4.79M
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
810.30K
Value
4.76M
Filed
Jun 30, 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
764.89K
Value
4.50M
Filed
Jun 30, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC
CIK 884414
Shares
738.72K
Value
4.34M
Filed
Jun 30, 2026
RK CAPITAL MANAGEMENT, LLC
CIK 1426266
Shares
733.40K
Value
2.61M
Filed
Mar 31, 2024
ACADIAN ASSET MANAGEMENT LLC
CIK 916542
Shares
682.66K
Value
4.01K
Filed
Jun 30, 2026
MANATUCK HILL PARTNERS, LLC
CIK 1467902
Shares
677.27K
Value
3.98M
Filed
Jun 30, 2026
ESSEX INVESTMENT MANAGEMENT CO LLC
CIK 201772
Shares
662.07K
Value
3.89M
Filed
Jun 30, 2026
SOVIERO ASSET MANAGEMENT, LP
CIK 1755622
Shares
580K
Value
3.41M
Filed
Jun 30, 2026
PORTOLAN CAPITAL MANAGEMENT, LLC
CIK 1350290
Shares
578.18K
Value
2.06M
Filed
Mar 31, 2024
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | NEEDHAM INVESTMENT MANAGEMENT LLC | 1167212 | 3.15M | 18.52M | Jun 30, 2026 |
| 2 | BLACKROCK, INC. | 2012383 | 2.22M | 13.06M | Jun 30, 2026 |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.55M | 9.12M | Jun 30, 2026 |
| 4 | VANGUARD GROUP INC | 102909 | 1.52M | 8.93M | Dec 31, 2025 |
| 5 | STATE STREET CORP | 93751 | 1.38M | 8.12M | Jun 30, 2026 |
| 6 | AWM INVESTMENT COMPANY, INC. | 1535264 | 1.25M | 7.35M | Jun 30, 2026 |
| 7 | ROYCE & ASSOCIATES LP | 906304 | 1.22M | 7.15M | Jun 30, 2026 |
| 8 | HEARTLAND ADVISORS INC | 937394 | 900K | 5.29M | Jun 30, 2026 |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 897.12K | 5.28M | Jun 30, 2026 |
| 10 | TWO SIGMA INVESTMENTS, LP | 1179392 | 838.16K | 4.93M | Jun 30, 2026 |
| 11 | DIMENSIONAL FUND ADVISORS LP | 354204 | 815.06K | 4.79M | Jun 30, 2026 |
| 12 | CITADEL ADVISORS LLC | 1423053 | 810.30K | 4.76M | Jun 30, 2026 |
| 13 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 764.89K | 4.50M | Jun 30, 2026 |
| 14 | JACOBS LEVY EQUITY MANAGEMENT, INC | 884414 | 738.72K | 4.34M | Jun 30, 2026 |
| 15 | RK CAPITAL MANAGEMENT, LLC | 1426266 | 733.40K | 2.61M | Mar 31, 2024 |
| 16 | ACADIAN ASSET MANAGEMENT LLC | 916542 | 682.66K | 4.01K | Jun 30, 2026 |
| 17 | MANATUCK HILL PARTNERS, LLC | 1467902 | 677.27K | 3.98M | Jun 30, 2026 |
| 18 | ESSEX INVESTMENT MANAGEMENT CO LLC | 201772 | 662.07K | 3.89M | Jun 30, 2026 |
| 19 | SOVIERO ASSET MANAGEMENT, LP | 1755622 | 580K | 3.41M | Jun 30, 2026 |
| 20 | PORTOLAN CAPITAL MANAGEMENT, LLC | 1350290 | 578.18K | 2.06M | Mar 31, 2024 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.