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buyNotable cluster of 3

Ra Capital Management, L.p. bought $17M of MLYS

director at Mineralys Therapeutics, Inc.. 1,296,296 shares at an average of $13.50, traded Mar 13, 2025, filed Mar 17, 2025.

Conviction score
61
Value
$17M
1,296,296 shares
Holdings after
4,280,051
+43% from before
From 52-week low
+54%
low $8.76, close $13.50
From 52-week high
-10%
high $14.96, as of Mar 13, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $17.5M at market
    +25
  • Relative to holdings
    Holdings up 43%
    +6
  • Price context
    Near the top of the 52-week range
    0
  • Cluster
    3 insiders buying within 14 days
    +15
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0

What happened after comparable buys

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.

MLYSOct 9, 2026 · close 23.37
Since filing Mar 17, 2025: +64.3%SPY +40.0% · excess +24.4%

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 0001415889-25-008257, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 13, 2025POpen-market purchase
Common Stockindirect: See footnotes
+1,296,296$13.50$17M4,280,051Mar 17, 2025

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%
48Moderate
MLYSbuy
Mineralys Therapeutics, Inc.
Srinivas Akkaraju
director
$15M
588,235 shares
-
0Weak
MLYSsell10b5-1
Mineralys Therapeutics, Inc.
David Malcom Rodman
Chief Medical Officer
$166k
11,366 shares
-10%
6Weak
MLYSsell10b5-1
Mineralys Therapeutics, Inc.
David Malcom Rodman
Chief Medical Officer
$174k
11,366 shares
-10%
55Moderate
MLYSbuy 3
Mineralys Therapeutics, Inc.
Brian Taylor Slingsby
director, owner
$3.5M
259,259 shares
+3%
32Weak
MLYSsell 310b5-1
Mineralys Therapeutics, Inc.
Jon Congleton
Chief Executive Officer
$187k
15,319 shares
-2%
28Weak
MLYSsell 310b5-1
Mineralys Therapeutics, Inc.
Adam Scott Levy
CFO and Secretary
$130k
10,757 shares
-5%

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.

Ra Capital Management, L.p. bought $17M of MLYS | InsiderTell