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sellWeak cluster of 5

Mark James Litton sold $7,374 of LONA

President and CEO at LeonaBio, Inc.. 25,123 shares at an average of $0.29, traded Jul 1, 2025, filed Jul 2, 2025.

Warning score
25
Value
$7,374
25,123 shares
Holdings after
325,802
-7% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    CEO
    +25
  • Trade size
    $7k at market
    0
  • Share of holdings sold
    Sold 7.2% of holdings
    0
  • Cluster
    5 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15

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 +22.9%, 3m +39.5%, 6m +151.5%.

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.

LONAOct 9, 2026 · close 5.75
Since filing Jul 2, 2025: +91.0%SPY +27.2% · excess +63.8%

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 0001415889-25-019069, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jun 30, 2025MOption exercise
Common Stock
+108,334$0.00$0350,925Jul 2, 2025
Jul 1, 2025SOpen-market sale
Common Stock
-25,123$0.29$7,374325,802Jul 2, 2025
Jun 30, 2025MOption exercise
Restricted Stock Unitsderivative
-108,334$0.00$0108,333Jul 2, 2025

Related signals

Other insiders at LeonaBio, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
15Weak
LONAsell 5
LeonaBio, Inc.
Church Kevin
CHIEF SCIENTIFIC OFFICER
$7,298
1,359 shares
-5%
30Weak
LONAsell 5
LeonaBio, Inc.
Mark James Litton
PRESIDENT and CEO
$28k
5,156 shares
-8%
15Weak
LONAsell 5
LeonaBio, Inc.
Martin Javier San
CHIEF MEDICAL OFFICER
$9,236
1,720 shares
-10%
15Weak
LONAsell 5
LeonaBio, Inc.
Mark Worthington
GENERAL COUNSEL and CCO
$7,131
1,328 shares
-7%
22Weak
LONAsell 5
LeonaBio, Inc.
Robert Renninger
CHIEF FINANCIAL OFFICER
$4,865
906 shares
-5%
25Weak
LONAsell 5
LeonaBio, Inc.
Mark James Litton
President and CEO
$18k
2,586 shares
-6%
20Weak
LONAsell 5
LeonaBio, Inc.
Martin Javier San
CHIEF MEDICAL OFFICER
$11k
1,644 shares
-14%
15Weak
LONAsell 5
LeonaBio, Inc.
Church Kevin
CHIEF SCIENTIFIC OFFICER
$6,027
876 shares
-4%
15Weak
LONAsell 5
LeonaBio, Inc.
Mark Worthington
General Counsel and CCO
$6,027
876 shares
-6%
22Weak
LONAsell 5
LeonaBio, Inc.
Robert Renninger
Chief Financial Officer
$2,043
297 shares
-2%

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.

Mark James Litton sold $7,374 of LONA | InsiderTell