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sellWeak cluster of 310b5-1 plan

Jon Congleton sold $530k of MLYS

Chief Executive Officer at Mineralys Therapeutics, Inc.. 16,236 shares at an average of $32.62, traded Jan 12, 2026, filed Jan 13, 2026.

Warning score
38
Value
$530k
16,236 shares
Holdings after
639,151
-2% from before
From 52-week low
+276%
low $8.76, close $32.98
From 52-week high
-30%
high $47.33, as of Jan 12, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $530k at market
    +18
  • 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 -15.4%, 3m -17.1%, 6m -17.2%.

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.

MLYSOct 12, 2026 · close 22.23
Since filing Jan 13, 2026: -32.5%SPY +13.0% · excess -45.5%

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 0001644975-26-000002, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jan 12, 2026SOpen-market sale
Common Stock10b5-1
-9,119$32.21$294k646,268Jan 13, 2026
Jan 12, 2026SOpen-market sale
Common Stock10b5-1
-7,117$33.15$236k639,151Jan 13, 2026

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
50Moderate
MLYSsell 310b5-1
Mineralys Therapeutics, Inc.
Jon Congleton
Chief Executive Officer
$1.9M
75,000 shares
-12%
55Moderate
MLYSsell 4
Mineralys Therapeutics, Inc.
Brian Taylor Slingsby
director
$3.0M
104,320 shares
-1%
12Weak
MLYSsell 410b5-1
Mineralys Therapeutics, Inc.
Eric Warren
Chief Commercial Officer
$209k
7,438 shares
-16%
14Weak
MLYSsell 310b5-1
Mineralys Therapeutics, Inc.
Daphne Karydas
director
$86k
3,000 shares
-33%
5Weak
MLYSsell 210b5-1
Mineralys Therapeutics, Inc.
Eric Warren
Chief Commercial Officer
$193k
7,437 shares
-16%
0Weak
MLYSsell 210b5-1
Mineralys Therapeutics, Inc.
David Malcom Rodman
Chief Medical Officer
$59k
2,170 shares
-4%
12Weak
MLYSsell 310b5-1
Mineralys Therapeutics, Inc.
Eric Warren
Chief Commercial Officer
$200k
7,438 shares
-16%
0Weak
MLYSsell 310b5-1
Mineralys Therapeutics, Inc.
David Malcom Rodman
Chief Medical Officer
$11k
416 shares
-1%
34Weak
MLYSsell 310b5-1
Mineralys Therapeutics, Inc.
Jon Congleton
Chief Executive Officer
$291k
10,700 shares
-2%
24Weak
MLYSsell 310b5-1
Mineralys Therapeutics, Inc.
David Malcom Rodman
Chief Medical Officer
$557k
20,407 shares
-28%

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.

Jon Congleton sold $530k of MLYS | InsiderTell