Skip to content
sellWeak cluster of 310b5-1 plan

Robert Barrow sold $180k of DFTX

Chief Executive Officer at Definium Therapeutics, Inc.. 26,491 shares at an average of $6.80, traded Jun 25, 2025, filed Jun 26, 2025.

Warning score
32
Value
$180k
26,491 shares
Holdings after
830,065
-3% from before
From 52-week low
+40%
low $4.89, close $6.84
From 52-week high
-31%
high $9.89, as of Jun 25, 2025

Score components

  • Role
    CEO
    +25
  • Trade size
    $180k at market
    +12
  • Share of holdings sold
    Sold 3.1% 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.

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.

DFTXOct 9, 2026 · close 36.90
Since filing Jun 26, 2025: +447.5%SPY +29.0% · excess +418.5%

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 0000950170-25-090428, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jun 25, 2025SOpen-market sale
Common Shares10b5-1
-26,491$6.80$180k830,065Jun 26, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
45Moderate
DFTXsell 510b5-1
Definium Therapeutics, Inc.
Robert Barrow
Chief Executive Officer
$1.2M
31,550 shares
-1%
27Weak
DFTXsell 510b5-1
Definium Therapeutics, Inc.
Brandi Roberts
Chief Financial Officer
$123k
3,377 shares
-1%
28Weak
DFTXsell 510b5-1
Definium Therapeutics, Inc.
Mark Sullivan
Chief Legal Officer
$514k
14,051 shares
-3%
20Weak
DFTXsell 510b5-1
Definium Therapeutics, Inc.
Matthew T. Wiley
Chief Commercial Officer
$113k
3,097 shares
-1%
26Weak
DFTXsell 510b5-1
Definium Therapeutics, Inc.
Daniel Karlin
Chief Medical Officer
$397k
10,853 shares
-1%
26Weak
DFTXsell10b5-1
Definium Therapeutics, Inc.
Robert Barrow
Chief Executive Officer
$722k
19,023 shares
-1%
37Weak
DFTXsell 310b5-1
Definium Therapeutics, Inc.
Robert Barrow
Chief Executive Officer
$451k
24,431 shares
-3%
22Weak
DFTXsell 310b5-1
Definium Therapeutics, Inc.
Mark Sullivan
Chief Legal Officer
$198k
10,702 shares
-4%
21Weak
DFTXsell 310b5-1
Definium Therapeutics, Inc.
Daniel Karlin
Chief Medical Officer
$148k
8,018 shares
-2%
35Weak
DFTXsell 310b5-1
Definium Therapeutics, Inc.
Robert Barrow
Chief Executive Officer
$339k
25,791 shares
-3%

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.

Robert Barrow sold $180k of DFTX | InsiderTell