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sellWeak cluster of 210b5-1 plan

David Kirn sold $737k of FDMT

See Remarks at 4D Molecular Therapeutics, Inc.. 58,333 shares at an average of $12.64, traded Jul 9, 2026, filed Jul 14, 2026.

Warning score
24
Value
$737k
58,333 shares
Holdings after
884,152
-6% from before
From 52-week low
+210%
low $4.16, close $12.89
From 52-week high
-3%
high $13.30, as of Jul 9, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $737k at market
    +21
  • Share of holdings sold
    Sold 6.2% of holdings
    0
  • Cluster
    2 insiders selling within 14 days
    +8
  • 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.

FDMTOct 12, 2026 · close 13.00
Since filing Jul 14, 2026: +11.1%SPY +3.7% · excess +7.4%

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 0001834021-26-000004, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jul 9, 2026SOpen-market sale
Common Stock10b5-1
-42,608$12.87$548k899,877Jul 14, 2026
Jul 10, 2026SOpen-market sale
Common Stock10b5-1
-15,283$12.01$184k884,594Jul 14, 2026
Jul 10, 2026SOpen-market sale
Common Stock10b5-1
-442$12.84$5,673884,152Jul 14, 2026

Related signals

Other insiders at 4D Molecular Therapeutics, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
17Weak
FDMTsell10b5-1
4D Molecular Therapeutics, Inc.
David Kirn
See Remarks
$754k
58,333 shares
-8%
0Weak
FDMTsell 210b5-1
4D Molecular Therapeutics, Inc.
Scott Bizily
Chief Legal Officer
$22k
1,635 shares
-16%
25Weak
FDMTsell 210b5-1
4D Molecular Therapeutics, Inc.
David Kirn
See Remarks
$811k
58,333 shares
-7%
0Weak
FDMTsell 210b5-1
4D Molecular Therapeutics, Inc.
Scott Bizily
Chief Legal Officer
$8,176
584 shares
-6%
13Weak
FDMTsell 210b5-1
4D Molecular Therapeutics, Inc.
David Kirn
See Remarks
$1.1M
69,076 shares
-8%
4Weak
FDMTsell 210b5-1
4D Molecular Therapeutics, Inc.
Scott Bizily
Chief Legal Officer
$40k
3,270 shares
-32%
16Weak
FDMTsell 210b5-1
4D Molecular Therapeutics, Inc.
David Kirn
See Remarks
$275k
26,842 shares
-3%
13Weak
FDMTsell 210b5-1
4D Molecular Therapeutics, Inc.
David Kirn
See Remarks
$125k
12,415 shares
-1%
7Weak
FDMTsell 210b5-1
4D Molecular Therapeutics, Inc.
Scott Bizily
Chief Legal Officer
$92k
6,566 shares
-43%
18Weak
FDMTsell 210b5-1
4D Molecular Therapeutics, Inc.
Scott Bizily
Chief Legal Officer
$118k
9,810 shares
-53%

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.

David Kirn sold $737k of FDMT | InsiderTell