Company profile
LIGHTBRIDGE Corp Insider Trading
LTBREvery SEC Form 4 insider trading filing for LIGHTBRIDGE Corp (LTBR) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- Nasdaq
- Sector
- Industrial Inorganic Chemicals
- CIK
- 0001084554
- Filings
- 167
- Insiders
- 10
- Last filing
- 2026-09-01
Activity summary
Recent insider activity is bearish. Over the last 30 days, insiders net sold $217K across 5 transactions.
Three year balance
Buy and sell value by quarter, Q4 23 to Q3 26. LIGHTBRIDGE Corp insiders are net sellers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $4.3M.
90 day insight
Over the last 90 days, LIGHTBRIDGE Corp insiders bought $0 (10 transactions) and sold $352K (6 transactions).
- Most active insider: Scott Randall Holcombe with 4 transactions totaling $29K.
- Largest single sale: $135K by Mark Robert Tobin on Aug 11, 2026.
- 33% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.
Activity skews bullish — buys outpace sales.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 1, 2026 | Sweta Chakraborty | LTBR | Sale10b5 | 717 | $7.43 | $5K |
| Aug 28, 2026 | Larry Goldman | LTBR | Tax Withholding | 7,139 | $7.55 | $54K |
| Aug 28, 2026 | Scott Randall Holcombe | LTBR | Tax Withholding | 103 | $7.55 | $778 |
| Aug 28, 2026 | Scott Randall Holcombe | LTBR | Tax Withholding | 3,730 | $7.55 | $28K |
| Aug 28, 2026 | Seth Grae | LTBR | Tax Withholding | 10,930 | $7.55 | $83K |
45 more transactions hidden
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Query this yourself
The same rows, over the API.
curl "https://api.form4api.com/v1/transactions?ticker=LTBR" \
-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of LIGHTBRIDGE Corp as of 2026-06-30
Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →