RESTON, VA
LIGHTBRIDGE CORPLTBR— Latest position per institution from SEC 13F filings
15
Institutional holders
16.17M
Total shares held
186.92M
Estimated value
808.40K
Avg. position size
STATE STREET CORP
CIK 93751
Shares
2.38M
Value
25.39M
Filed
Mar 31, 2026
BLACKROCK, INC.
CIK 2012383
Shares
2.09M
Value
22.27M
Filed
Mar 31, 2026
VANGUARD GROUP INC
CIK 102909
Shares
1.83M
Value
23.11M
Filed
Dec 31, 2025
BNP PARIBAS FINANCIAL MARKETS
CIK 1166588
Shares
1.41M
Value
15.07M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.37M
Value
14.65M
Filed
Mar 31, 2026
EXCHANGE TRADED CONCEPTS, LLC
CIK 1457320
Shares
1.08M
Value
11.53M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
723.85K
Value
7.72M
Filed
Mar 31, 2026
SCULPTOR CAPITAL LP
CIK 1054587
Shares
711K
Value
9.51M
Filed
Jun 30, 2025
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
653.90K
Value
6.97M
Filed
Mar 31, 2026
UBS GROUP AG
CIK 1610520
Shares
637.41K
Value
6.79M
Filed
Mar 31, 2026
AMERIPRISE FINANCIAL INC
CIK 820027
Shares
628.94K
Value
7.95M
Filed
Dec 31, 2025
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
453.75K
Value
4.84M
Filed
Mar 31, 2026
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 938206
Shares
397.96K
Value
8.44M
Filed
Sep 30, 2025
AROSA CAPITAL MANAGEMENT LP
CIK 1596053
Shares
300K
Value
4.01M
Filed
Jun 30, 2025
NUVEEN, LLC
CIK 1871926
Shares
278.90K
Value
2.97M
Filed
Mar 31, 2026
BAIRD FINANCIAL GROUP, INC.
CIK 1648711
Shares
262.31K
Value
5.56M
Filed
Sep 30, 2025
NORTHERN TRUST CORP
CIK 73124
Shares
252.67K
Value
2.69M
Filed
Mar 31, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
236.60K
Value
2.52M
Filed
Mar 31, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
235.10K
Value
2.51M
Filed
Mar 31, 2026
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
227.38K
Value
2.42M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | STATE STREET CORP | 93751 | 2.38M | 25.39M | Mar 31, 2026 |
| 2 | BLACKROCK, INC. | 2012383 | 2.09M | 22.27M | Mar 31, 2026 |
| 3 | VANGUARD GROUP INC | 102909 | 1.83M | 23.11M | Dec 31, 2025 |
| 4 | BNP PARIBAS FINANCIAL MARKETS | 1166588 | 1.41M | 15.07M | Mar 31, 2026 |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.37M | 14.65M | Mar 31, 2026 |
| 6 | EXCHANGE TRADED CONCEPTS, LLC | 1457320 | 1.08M | 11.53M | Mar 31, 2026 |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 723.85K | 7.72M | Mar 31, 2026 |
| 8 | SCULPTOR CAPITAL LP | 1054587 | 711K | 9.51M | Jun 30, 2025 |
| 9 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 653.90K | 6.97M | Mar 31, 2026 |
| 10 | UBS GROUP AG | 1610520 | 637.41K | 6.79M | Mar 31, 2026 |
| 11 | AMERIPRISE FINANCIAL INC | 820027 | 628.94K | 7.95M | Dec 31, 2025 |
| 12 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 453.75K | 4.84M | Mar 31, 2026 |
| 13 | DRIEHAUS CAPITAL MANAGEMENT LLC | 938206 | 397.96K | 8.44M | Sep 30, 2025 |
| 14 | AROSA CAPITAL MANAGEMENT LP | 1596053 | 300K | 4.01M | Jun 30, 2025 |
| 15 | NUVEEN, LLC | 1871926 | 278.90K | 2.97M | Mar 31, 2026 |
| 16 | BAIRD FINANCIAL GROUP, INC. | 1648711 | 262.31K | 5.56M | Sep 30, 2025 |
| 17 | NORTHERN TRUST CORP | 73124 | 252.67K | 2.69M | Mar 31, 2026 |
| 18 | CITADEL ADVISORS LLC | 1423053 | 236.60K | 2.52M | Mar 31, 2026 |
| 19 | MILLENNIUM MANAGEMENT LLC | 1273087 | 235.10K | 2.51M | Mar 31, 2026 |
| 20 | VANGUARD FIDUCIARY TRUST CO | 933478 | 227.38K | 2.42M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.