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sellModerate cluster of 2

Markus Warmuth sold $141k of GLUE

President & CEO at Monte Rosa Therapeutics, Inc.. 8,000 shares at an average of $17.64, traded Apr 14, 2026, filed Apr 15, 2026.

Warning score
44
Value
$141k
8,000 shares
Holdings after
605,471
-1% from before
From 52-week low
+373%
low $3.70, close $17.50
From 52-week high
-31%
high $25.31, as of Apr 14, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $141k at market
    +11
  • Share of holdings sold
    Sold 1.3% of holdings
    0
  • Cluster
    2 insiders selling within 14 days
    +8

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 -0.4%, 3m +28.4%, 6m -42.3%.

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.

GLUEOct 12, 2026 · close 10.52
Since filing Apr 15, 2026: -42.3%SPY +11.7% · excess -54.0%

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 0001193125-26-156981, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 14, 2026SOpen-market sale
Common Stock
-8,000$17.64$141k605,471Apr 15, 2026

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
15Weak
GLUEsell
Monte Rosa Therapeutics, Inc.
Matthew Bowen
Principal Accounting Officer
$137
13 shares
-0%
52Moderate
GLUEsell 3
Monte Rosa Therapeutics, Inc.
Markus Warmuth
President & CEO
$220k
9,500 shares
-2%
10Weak
GLUEsell 310b5-1
Monte Rosa Therapeutics, Inc.
Jennifer Champoux
Chief Operating Officer
$102k
4,351 shares
-7%
6Weak
GLUEsell 510b5-1
Monte Rosa Therapeutics, Inc.
Sharon Townson
Chief Scientific Officer
$140k
6,000 shares
-8%
6Weak
GLUEsell 410b5-1
Monte Rosa Therapeutics, Inc.
Filip Janku
Chief Medical Officer
$132k
5,407 shares
-8%
6Weak
GLUEsell 410b5-1
Monte Rosa Therapeutics, Inc.
Filip Janku
Chief Medical Officer
$138k
6,000 shares
-9%
48Moderate
GLUEsell 4
Monte Rosa Therapeutics, Inc.
Anthony M. Manning
director
$231k
10,000 shares
-100%
6Weak
GLUEsell 410b5-1
Monte Rosa Therapeutics, Inc.
Jennifer Champoux
Chief Operating Officer
$44k
2,175 shares
-3%
38Weak
GLUEsell 410b5-1
Monte Rosa Therapeutics, Inc.
Filip Janku
Chief Medical Officer
$882k
41,845 shares
-58%
2Weak
GLUEsell 410b5-1
Monte Rosa Therapeutics, Inc.
Sharon Townson
Chief Scientific Officer
$60k
3,000 shares
-4%

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.

Markus Warmuth sold $141k of GLUE | InsiderTell