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sellWeak cluster of 310b5-1 plan

Sweta Chakraborty sold $20k of LTBR

director at LIGHTBRIDGE Corp. 1,245 shares at an average of $15.68, traded Jan 6, 2026, filed Jan 6, 2026.

Warning score
10
Value
$20k
1,245 shares
Holdings after
48,992
-2% from before
From 52-week low
+221%
low $5.07, close $16.27
From 52-week high
-41%
high $27.72, as of Jan 6, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $20k at market
    0
  • Share of holdings sold
    Sold 2.5% of holdings
    0
  • Cluster
    3 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m -17.0%, 3m -36.6%, 6m -49.4%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

LTBROct 9, 2026 · close 6.07
Since filing Jan 6, 2026: -62.7%SPY +13.4% · excess -76.1%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0000891839-26-000020, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jan 6, 2026SOpen-market sale
Common Stock10b5-1
-1,245$15.68$20k48,992Jan 6, 2026

Related signals

Other insiders at LIGHTBRIDGE Corp and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
0Weak
LTBRsell10b5-1
LIGHTBRIDGE Corp
Sherri Goodman
director
$7,020
1,116 shares
-2%
0Weak
LTBRsell10b5-1
LIGHTBRIDGE Corp
Sweta Chakraborty
director
$5,327
717 shares
-1%
31Weak
LTBRsell
LIGHTBRIDGE Corp
Mark Robert Tobin
director
$135k
15,000 shares
-18%
3Weak
LTBRsell 210b5-1
LIGHTBRIDGE Corp
Sweta Chakraborty
director
$11k
1,143 shares
-2%
3Weak
LTBRsell 210b5-1
LIGHTBRIDGE Corp
Sherri Goodman
director
$10k
1,116 shares
-2%
3Weak
LTBRsell 210b5-1
LIGHTBRIDGE Corp
Sherri Goodman
director
$11k
1,116 shares
-2%
13Weak
LTBRsell10b5-1
LIGHTBRIDGE Corp
Andrey Mushakov
EVP, Nuclear Operations
$502k
30,289 shares
-7%
28Weak
LTBRsell 310b5-1
LIGHTBRIDGE Corp
Larry Goldman
CFO
$160k
8,869 shares
-3%
10Weak
LTBRsell 310b5-1
LIGHTBRIDGE Corp
Jesse L. Funches
director
$25k
1,449 shares
-2%
15Weak
LTBRsell 310b5-1
LIGHTBRIDGE Corp
Sweta Chakraborty
director
$25k
1,947 shares
-5%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.