Who owns LIGHTBRIDGE Corp?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of LTBR from SEC Form 13F filings across 132 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 132 institutions disclosed 14.8M shares of LIGHTBRIDGE Corp worth $127.9M — about 46.5% of shares outstanding; the largest disclosed holder is STATE STREET CORP. Source: SEC Form 13F filings, parsed by EvidInvest.
132
13F holders
$127.9M
value, 2026 filers
46.5%
of shares outstanding (14.8M sh)
25
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of LTBR's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | STATE STREET CORP | 2.8M | $24.9M | 0.0% | 8.9% | +18.8% |
| 2 | BlackRock, Inc. | 2.6M | $22.6M | 0.0% | 8.1% | +23.0% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 1.5M | $13.1M | 0.0% | 4.7% | +8.8% |
| 4 | EXCHANGE TRADED CONCEPTS, LLC | 1.1M | $9.8M | 0.0% | 3.5% | +3.3% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 876,816 | $7.7M | 0.0% | 2.7% | +21.1% |
| 6 | MILLENNIUM MANAGEMENT LLC | 698,893 | $6.1M | 0.0% | 2.2% | +197.3% |
| 7 | UBS Group AG | 542,466 | $4.8M | 0.0% | 1.7% | -14.9% |
| 8 | BNP PARIBAS FINANCIAL MARKETS | 471,868 | $4.1M | 0.0% | 1.5% | -66.6% |
| 9 | RENAISSANCE TECHNOLOGIES LLC | 338,400 | $3.0M | 0.0% | 1.1% | -48.2% |
| 10 | NORTHERN TRUST CORP | 293,415 | $2.6M | 0.0% | 0.9% | +16.1% |
| 11 | Pacer Advisors, Inc.NEW | 231,409 | $2,034 | 0.0% | 0.7% | new |
| 12 | VANGUARD PORTFOLIO MANAGEMENT LLC | 230,475 | $2.0M | 0.0% | 0.7% | +7.2% |
| 13 | VANGUARD FIDUCIARY TRUST CO | 221,640 | $1.9M | 0.0% | 0.7% | -2.5% |
| 14 | Tortoise Investment Management, LLC | 215,937 | $1.9M | 0.1% | 0.7% | 0.0% |
| 15 | D. E. Shaw & Co., Inc. | 166,514 | $1.5M | 0.0% | 0.5% | +199.9% |
| 16 | Trexquant Investment LPNEW | 108,962 | $957,776 | 0.0% | 0.3% | new |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 105,016 | $923,091 | 0.0% | 0.3% | +22.3% |
| 18 | Sixth Street Partners Management Company, L.P.NEW | 105,016 | $923,091 | 0.2% | 0.3% | new |
| 19 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 95,654 | $840,799 | 0.0% | 0.3% | +8.6% |
| 20 | MORGAN STANLEY | 89,863 | $789,896 | 0.0% | 0.3% | -52.7% |
| 21 | Bank of New York Mellon Corp | 85,502 | $751,564 | 0.0% | 0.3% | +34.0% |
| 22 | Themes Management Co LLC | 84,792 | $745,322 | 0.5% | 0.3% | +29.2% |
| 23 | Nuveen, LLC | 82,480 | $725,000 | 0.0% | 0.3% | -70.4% |
| 24 | MARSHALL WACE, LLP | 81,875 | $719,681 | 0.0% | 0.3% | -22.3% |
| 25 | Inspire Investing, LLC | 77,447 | $680,759 | 0.0% | 0.2% | +57.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.