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sellModerate cluster of 710b5-1 plan

Roger Adsett sold $1.1M of INSM

Chief Operating Officer at INSMED Inc. 10,686 shares at an average of $98.82, traded Jun 16, 2025, filed Jun 18, 2025.

Warning score
40
Value
$1.1M
10,686 shares
Holdings after
130,637
-8% from before
From 52-week low
+57%
low $64.81, close $101.59
From 52-week high
0%
high $101.59, as of Jun 16, 2025

Score components

  • Role
    COO
    +20
  • Trade size
    $1.1M at market
    +25
  • Share of holdings sold
    Sold 7.6% of holdings
    0
  • Cluster
    7 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.

INSMOct 9, 2026 · close 100.60
Since filing Jun 18, 2025: +1.1%SPY +32.5% · excess -31.3%

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 0001628280-25-032112, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jun 16, 2025SOpen-market sale
Common Stock10b5-1
-6,500$98.50$640k134,823Jun 18, 2025
Jun 16, 2025SOpen-market sale
Common Stock10b5-1
-4,186$99.32$416k130,637Jun 18, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
50Moderate
INSMsell
INSMED Inc
David R Brennan
director
$3.1M
25,000 shares
-39%
23Weak
INSMsell 210b5-1
INSMED Inc
Michael Alexander Smith
Chief Legal Officer
$3.0M
19,638 shares
-27%
23Weak
INSMsell 210b5-1
INSMED Inc
William Lewis
Chair and CEO
$1.5M
10,699 shares
-3%
23Weak
INSMsell 210b5-1
INSMED Inc
William Lewis
Chair and CEO
$1.6M
10,699 shares
-3%
23Weak
INSMsell 210b5-1
INSMED Inc
Michael Alexander Smith
Chief Legal Officer
$3.9M
24,774 shares
-32%
30Weak
INSMsell 310b5-1
INSMED Inc
William Lewis
Chair and CEO
$1.6M
10,699 shares
-3%
30Weak
INSMsell 510b5-1
INSMED Inc
William Lewis
Chair and CEO
$2.0M
13,396 shares
-4%
21Weak
INSMsell 510b5-1
INSMED Inc
Martina Flammer M.D.
Chief Medical Officer
$132k
869 shares
-1%
45Moderate
INSMsell 5
INSMED Inc
Roger Adsett
Chief Operating Officer
$124k
791 shares
-1%
47Moderate
INSMsell 5
INSMED Inc
Sara Bonstein
Chief Financial Officer
$117k
748 shares
-1%

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.

Roger Adsett sold $1.1M of INSM | InsiderTell