Latest Period
Q1 2026
Security Snapshot
LIGHTBRIDGE Corp - COMMON STOCK (LTBR) Institutional Ownership
CUSIP: 53224K302
13F Institutional Holders and Ownership History from Q4 2019 to Q1 2026
Institutions Reporting
134
Shares (Excl. Options)
14,494,017
Price
$10.66
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- Security type / class
- Equity / COMMON STOCK
- Symbol
- LTBR on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 14,494,017
- Total 13F value
- $154,545,360
- Portfolio coverage rank
- 0%
- Share change
- -174,185
- Value change
- -$4,021,710
- Number of holders
- 134
- Shares outstanding
- 34,512,522
- SEC-reported price per share
- $11.59
- Insider filing price
- $11.59
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- LTBR - LIGHTBRIDGE Corp - COMMON STOCK is tracked under CUSIP 53224K302.
- 134 institutions reported positions in Q1 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 118 to 134 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $170,770,936 to $154,545,360.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 134 institutions filings for Q1 2026.
Security key
53224K302
Latest holder period
Q1 2026
13F holders
134
13D/G owners
4
CIK / CUSIP context first
Open Q1 2026 holders
LTBR full holder history
LIGHTBRIDGE Corp SEC filings
LIGHTBRIDGE Corp company facts
LIGHTBRIDGE Corp insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 53224K302:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
LTBR
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| STATE STREET CORP | 6.9% | +20% | $27,290,431 | +$6,116,236 | 2,381,364 | +29% | STATE STREET CORPORATION | 31 Mar 2026 |
| BlackRock, Inc. | 6.2% | $25,261,824 | 1,998,562 | BlackRock, Inc. | 31 Dec 2025 | |||
| AK Jensen Investment Management Ltd | 3.9% | -32% | $24,972,230 | -$700,439 | 1,177,380 | -2.7% | AK Jensen Investment Management Ltd | 30 Sep 2025 |
| MILLENNIUM MANAGEMENT LLC | 2.8% | -44% | $8,692,880 | -$6,673,742 | 650,178 | -43% | Millennium Management LLC | 30 Jun 2025 |
As of 31 Mar 2026, 134 institutional investors reported holding 14,494,017 shares of LIGHTBRIDGE Corp - COMMON STOCK (LTBR). This represents 42% of the company’s total 34,512,522 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
38%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| STATE STREET CORP | 6.9% | 2,381,364 | +29% | 0% | $25,385,340 |
| BlackRock, Inc. | 6.1% | 2,088,709 | +3.8% | 0% | $22,265,638 |
| BNP PARIBAS FINANCIAL MARKETS | 4.1% | 1,413,971 | 0% | 0.01% | $15,072,931 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4% | 1,374,016 | 0% | 0% | $14,647,011 |
| EXCHANGE TRADED CONCEPTS, LLC | 3.1% | 1,081,607 | +31% | 0.09% | $11,529,931 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.1% | 723,852 | +7.9% | 0% | $7,718,275 |
| RENAISSANCE TECHNOLOGIES LLC | 1.9% | 653,900 | +21% | 0.01% | $6,970,574 |
| UBS Group AG | 1.8% | 637,407 | -6.5% | 0% | $6,794,758 |
| Nuveen, LLC | 0.81% | 278,905 | -14% | 0% | $2,973,127 |
| NORTHERN TRUST CORP | 0.73% | 252,671 | +6.9% | 0% | $2,693,474 |
| MILLENNIUM MANAGEMENT LLC | 0.68% | 235,103 | -0.57% | 0% | $2,506,198 |
| VANGUARD FIDUCIARY TRUST CO | 0.66% | 227,381 | 0% | 0% | $2,423,881 |
| Tortoise Investment Management, LLC | 0.63% | 215,937 | 0% | 0.19% | $2,301,888 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.62% | 215,000 | 0% | 0% | $2,291,900 |
| MORGAN STANLEY | 0.55% | 189,828 | -50% | 0% | $2,023,567 |
| Pacer Advisors, Inc. | 0.48% | 164,452 | +18% | 0.01% | $1,753,000 |
| TWO SIGMA INVESTMENTS, LP | 0.41% | 142,636 | -33% | 0% | $1,520,500 |
| Balyasny Asset Management L.P. | 0.36% | 124,980 | 0% | $1,332,287 | |
| MARSHALL WACE, LLP | 0.31% | 105,361 | 0% | $1,123,149 | |
| BOOTHBAY FUND MANAGEMENT, LLC | 0.27% | 91,815 | +93% | 0.02% | $978,748 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.26% | 88,045 | -69% | 0% | $938,560 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.25% | 85,856 | -2% | 0% | $915,225 |
| CITADEL ADVISORS LLC | 0.24% | 83,297 | +90% | 0% | $887,946 |
| Geneos Wealth Management Inc. | 0.21% | 72,233 | +5.9% | 0.02% | $770,004 |
| Foundations Investment Advisors, LLC | 0.2% | 70,384 | 0% | 0.01% | $750,293 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
26
Latest
Q1 2026
Rows shown
1-25 of 26
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 14,494,017 | $154,545,360 | -$4,021,710 | $10.66 | 134 |
| 2025 Q4 | 13,504,430 | $170,770,936 | +$14,569,001 | $12.64 | 118 |
| 2025 Q3 | 11,888,076 | $252,117,284 | +$66,953,566 | $21.21 | 109 |
| 2025 Q2 | 8,642,940 | $115,554,806 | +$63,840,983 | $13.37 | 89 |
| 2025 Q1 | 3,964,047 | $29,570,082 | +$13,999,703 | $7.46 | 60 |
| 2024 Q4 | 2,193,288 | $10,375,469 | +$3,934,637 | $4.73 | 44 |
| 2024 Q3 | 1,450,458 | $4,061,017 | +$905,885 | $2.80 | 31 |
| 2024 Q2 | 1,111,819 | $3,747,479 | -$546,300 | $3.37 | 24 |
| 2024 Q1 | 1,290,514 | $3,807,424 | +$47,205 | $2.95 | 27 |
| 2023 Q4 | 1,276,594 | $4,097,999 | +$490,448 | $3.21 | 27 |
| 2023 Q3 | 1,093,865 | $4,910,164 | +$656,666 | $4.49 | 29 |
| 2023 Q2 | 948,255 | $5,517,640 | +$422,892 | $5.82 | 26 |
| 2023 Q1 | 875,551 | $3,584,277 | -$132,789 | $4.10 | 25 |
| 2022 Q4 | 909,009 | $3,534,660 | -$78,276 | $3.89 | 24 |
| 2022 Q3 | 889,627 | $4,056,064 | +$477,839 | $4.56 | 26 |
| 2022 Q2 | 782,629 | $3,645,065 | +$734,353 | $4.65 | 22 |
| 2022 Q1 | 587,362 | $4,905,248 | -$1,574,501 | $8.36 | 25 |
| 2021 Q4 | 830,270 | $5,498,577 | +$2,990,746 | $6.62 | 22 |
| 2021 Q3 | 383,622 | $1,867,053 | +$53,997 | $4.87 | 17 |
| 2021 Q2 | 370,351 | $2,728,857 | +$837,193 | $7.37 | 15 |
| 2021 Q1 | 255,960 | $1,634,610 | +$319,598 | $6.38 | 14 |
| 2020 Q4 | 215,543 | $910,596 | +$138,084 | $4.22 | 18 |
| 2020 Q3 | 183,627 | $765,050 | +$214,426 | $4.16 | 15 |
| 2020 Q2 | 132,427 | $595,132 | +$62,410 | $4.49 | 13 |
| 2020 Q1 | 118,599 | $234,497 | -$124,179 | $1.99 | 10 |