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LIGHTBRIDGE Corp

LTBR
Exchange
Nasdaq
Industry
Industrial Inorganic Chemicals
SEC CIK
0001084554

In the last 90 days, LIGHTBRIDGE Corp insiders filed 0 open-market purchases and 2 sales; 129 institutions reported holding it in 13F filings for Q2 2026, worth $129.5M in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in LIGHTBRIDGE Corp as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
110
+22 vs. Q2 2025
Shares held
11.9M
+3.26M (+37.8%) vs. Q2 2025
Total value
$252.1M
+$136.8M (+118.6%) vs. Q2 2025
New holders
33
40 more added
Sold out
11
16 more reduced

2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting LTBR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 110 institutions
Q1 2021: 16 institutionsQ2 2021: 15 institutionsQ3 2021: 18 institutionsQ4 2021: 24 institutionsQ1 2022: 26 institutionsQ2 2022: 28 institutionsQ3 2022: 29 institutionsQ4 2022: 25 institutionsQ1 2023: 25 institutionsQ2 2023: 26 institutionsQ3 2023: 29 institutionsQ4 2023: 26 institutionsQ1 2024: 27 institutionsQ2 2024: 25 institutionsQ3 2024: 33 institutionsQ4 2024: 46 institutionsQ1 2025: 61 institutionsQ2 2025: 90 institutionsQ3 2025: 110 institutionsQ4 2025: 119 institutionsQ1 2026: 135 institutionsQ2 2026: 129 institutions
Value heldQ3 2025: $252.1M
Q1 2021: $1.64MQ2 2021: $2.73MQ3 2021: $1.87MQ4 2021: $5.50MQ1 2022: $4.91MQ2 2022: $3.65MQ3 2022: $4.06MQ4 2022: $3.54MQ1 2023: $3.58MQ2 2023: $5.52MQ3 2023: $4.91MQ4 2023: $4.09MQ1 2024: $3.81MQ2 2024: $4.08MQ3 2024: $4.07MQ4 2024: $10.4MQ1 2025: $29.6MQ2 2025: $115.6MQ3 2025: $252.1MQ4 2025: $170.8MQ1 2026: $154.5MQ2 2026: $129.5M
Institutions holding LTBR and their total value by quarter
QuarterHoldersValue
Q2 2026129$129.5M
Q1 2026135$154.5M
Q4 2025119$170.8M
Q3 2025110$252.1M
Q2 202590$115.6M
Q1 202561$29.6M
Q4 202446$10.4M
Q3 202433$4.07M
Q2 202425$4.08M
Q1 202427$3.81M
Q4 202326$4.09M
Q3 202329$4.91M
Q2 202326$5.52M
Q1 202325$3.58M
Q4 202225$3.54M
Q3 202229$4.06M
Q2 202228$3.65M
Q1 202226$4.91M
Q4 202124$5.50M
Q3 202118$1.87M
Q2 202115$2.73M
Q1 202116$1.64M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding LIGHTBRIDGE Corp; share changes are against Q2 2025.

Institutions holding LTBR in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Independence Bank of Kentucky1$210.00%00.0%Unchanged
Allworth Financial LP1$220.00%+1New
CoreCap Advisors, LLC2$420.00%+2New
GHP Investment Advisors, Inc.7$1490.00%+6+600.0%Added
GAMMA Investing LLC32$6790.00%+32New
Rise Advisors, LLC38$8060.00%+38New
CKW Financial Group50$1.00K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC49$1.04K0.00%00.0%Unchanged
Sterling Capital Management LLC51$1.08K0.00%+6+13.3%Added
Fortitude Family Office, LLC59$1.25K0.00%00.0%Unchanged
ORG Partners LLC60$1.27K0.00%−155−72.1%Reduced
Caitlin John, LLC75$1.59K0.00%+75New
Bellevue Asset Management, LLC80$1.70K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.108$2.29K0.00%+108New
Legacy Wealth Managment, LLC200$4.24K0.00%00.0%Unchanged
Quadrant Capital Group LLC363$7.70K0.00%+363New
CWM, LLC380$8.00K0.00%+81+27.1%Added
The PNC Financial Services Group, Inc.403$8.55K0.00%+403New
Principal Securities, Inc.500$10.6K0.00%00.0%Unchanged
Federated Hermes, Inc.569$12.1K0.00%+196+52.5%Added
FMR LLC605$12.8K0.00%+484+400.0%Added
Essential Partners LLC637$13.5K0.00%00.0%Unchanged
Amalgamated Bank640$14.0K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec850$18.0K0.00%−20−2.3%Reduced
Huntington National Bank1,003$21.2K0.00%00.0%Unchanged
California State Teachers Retirement System1,171$24.8K0.00%+1+0.1%Added
SBI Securities Co., Ltd.1,194$25.3K0.00%−1,877−61.1%Reduced
Leonteq Securities AG1,350$28.6K0.00%+1,350New
Citigroup Inc1,412$29.9K0.00%−17,158−92.4%Reduced
Rockefeller Capital Management L.P.1,666$35.3K0.00%+1,666New
National Bank of Canada1,715$36.4K0.00%−35−2.0%Reduced
Ameritas Investment Partners, Inc.1,914$40.6K0.00%00.0%Unchanged
Caitong International Asset Management Co., Ltd2,322$49.3K0.03%−1,596−40.7%Reduced
Advisory Services Network, LLC2,344$49.7K0.00%+2,344New
Legal & General Group Plc2,359$50.0K0.00%+271+13.0%Added
Russell Investments Group, Ltd.2,480$52.6K0.00%+2,480New
Tower Research Capital LLC (TRC)2,961$62.8K0.00%+764+34.8%Added
Wolff Wiese Magana LLC3,000$63.6K0.04%00.0%Unchanged
Farther Finance Advisors, LLC3,160$67.0K0.00%+3,160New
Close Asset Management Ltd4,200$89.0K0.00%+4,200New
Stone House Investment Management, LLC4,872$103.3K0.02%+140+3.0%Added
Police & Firemen's Retirement System of New Jersey5,747$121.9K0.00%+1,283+28.7%Added
New York State Common Retirement Fund6,700$141.1K0.00%−700−9.5%Reduced
Advisor Group Holdings, Inc.9,154$155.4K0.00%+1,210+15.2%Added
GWM Advisors LLC8,000$169.7K0.00%00.0%Unchanged
Sara-Bay Financial9,500$201.5K0.06%+9,500New
Mirae Asset Global ETFs Holdings Ltd.9,821$208.3K0.00%−441−4.3%Reduced
Kestra Advisory Services, LLC9,940$210.8K0.00%+9,940New
Eagle Global Advisors LLC10,200$216.3K0.01%00.0%Unchanged
Simplex Trading, LLC10,929$231.0K0.01%+10,929New
Franklin Resources Inc10,916$231.5K0.00%+10,916New
Commonwealth Equity Services, LLC11,007$233.0K0.00%+11,007New
LeConte Wealth Management, LLC11,154$236.6K0.16%+11,154New
Flow Traders U.S. LLC11,285$239.0K0.01%+11,285New
Balboa Wealth Partners11,403$241.9K0.04%−500−4.2%Reduced
JPMorgan Chase & Co11,501$243.9K0.00%+2,091+22.2%Added
Powell Investment Advisors, LLC11,650$247.1K0.09%00.0%Unchanged
Invesco Ltd.11,659$247.3K0.00%+173+1.5%Added
MetLife Investment Management11,907$252.5K0.00%00.0%Unchanged
Price T Rowe Associates Inc12,238$260.0K0.00%+12,238New
Raymond James Financial Inc12,842$272.4K0.00%+8,909+226.5%Added
Mercer Global Advisors Inc13,812$293.0K0.00%+13,812New
MML Investors Services, LLC14,640$310.5K0.00%+14,640New
Deutsche Bank AG14,775$313.4K0.00%+1,853+14.3%Added
Dimensional Fund Advisors LP17,024$361.1K0.00%00.0%Unchanged
Rathbone Brothers plc18,382$389.9K0.00%−204−1.1%Reduced
Wells Fargo & Company18,773$398.2K0.00%+4,396+30.6%Added
Scientech Research LLC19,301$409.4K0.14%+19,301New
XTX Topco Ltd25,860$548.5K0.03%−6,934−21.1%Reduced
Rhumbline Advisers28,241$599.0K0.00%+1,325+4.9%Added
Barclays PLC30,242$641.4K0.00%−11,054−26.8%Reduced
Dudley Capital Management, LLC34,166$724.7K0.33%00.0%Unchanged
Jones Financial Companies LLLP36,771$788.4K0.00%+5,316+16.9%Added
Universal- Beteiligungs- und Servicegesellschaft mbH38,000$806.0K0.00%00.0%Unchanged
LPL Financial LLC41,812$886.8K0.00%−2,417−5.5%Reduced
Bank of America Corp42,603$903.6K0.00%+29,736+231.1%Added
Cubist Systematic Strategies, LLC43,443$921.4K0.01%+43,443New
Bank of New York Mellon Corp45,326$961.4K0.00%+5,524+13.9%Added
Virtu Financial LLC50,209$1.06M0.06%+50,209New
Verition Fund Management LLC51,052$1.08M0.01%00.0%Unchanged
Y-Intercept (Hong Kong) Ltd52,622$1.12M0.03%+52,622New
EAM Investors, LLC57,334$1.22M0.14%+9,039+18.7%Added
Cetera Investment Advisers58,961$1.25M0.00%+40,011+211.1%Added
Goldman Sachs Group Inc59,465$1.26M0.00%−7,828−11.6%Reduced
Royal Bank of Canada60,732$1.29M0.00%+49,854+458.3%Added
Geneos Wealth Management Inc.63,712$1.35M0.03%+137+0.2%Added
Charles Schwab Investment Management Inc64,253$1.36M0.00%+5,719+9.8%Added
Renaissance Technologies LLC78,700$1.67M0.00%+78,700New
Two Sigma Advisers, LP99,600$2.11M0.00%+99,600New
Pilgrim Partners Asia Pte Ltd116,600$2.47M1.10%+116,600New
Group One Trading, L.P.123,297$2.62M0.08%+68,004+123.0%Added
Tortoise Investment Management, LLC163,521$3.47M0.31%00.0%Unchanged
Northern Trust Corp197,759$4.19M0.00%+14,503+7.9%Added
Jane Street Group, LLC214,589$4.55M0.01%+214,589New
Baird Financial Group, Inc.262,306$5.56M0.01%+30,260+13.0%Added
Morgan Stanley349,248$7.41M0.00%+275,130+371.2%Added
Citadel Advisors LLC359,434$7.62M0.01%+323,688+905.5%Added
Millennium Management LLC375,121$7.96M0.01%−275,057−42.3%Reduced
Driehaus Capital Management LLC397,962$8.44M0.06%+4,978+1.3%Added
Nuveen, LLC401,519$8.52M0.00%−120,019−23.0%Reduced