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sellNotable cluster of 3

Bvf Partners L P/il sold $63M of MLTX

director, owner at MoonLake Immunotherapeutics. 3,750,000 shares at an average of $16.79, traded Mar 31, 2026, filed Apr 2, 2026.

Warning score
65
Value
$63M
3,750,000 shares
Holdings after
1,039,238
-37% from before
From 52-week low
+198%
low $6.24, close $18.64
From 52-week high
-70%
high $61.99, as of Mar 31, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $63.0M at market
    +25
  • Share of holdings sold
    Sold 37% of holdings
    +10
  • Cluster
    3 insiders selling within 14 days
    +15

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 -3.6%, 3m +9.2%, 6m -33.9%.

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.

MLTXOct 9, 2026 · close 10.82
Since filing Apr 2, 2026: -37.7%SPY +19.2% · excess -56.9%

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 0000921895-26-000895, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 31, 2026SOpen-market sale
Class A Ordinary Shares, $0.0001 par value
-1,932,354$16.79$32M8,302,735Apr 2, 2026
Mar 31, 2026SOpen-market sale
Class A Ordinary Shares, $0.0001 par value
-1,569,116$16.79$26M6,599,722Apr 2, 2026
Mar 31, 2026SOpen-market sale
Class A Ordinary Shares, $0.0001 par value
-248,530$16.79$4.2M1,039,238Apr 2, 2026

Related signals

Other insiders at MoonLake Immunotherapeutics and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
0Weak
MLTXsell10b5-1
MoonLake Immunotherapeutics
Kristian Reich
Chief Scientific Officer
$22k
1,100 shares
-0%
28Weak
MLTXsell 210b5-1
MoonLake Immunotherapeutics
Kristian Reich
Chief Scientific Officer
$1.0M
52,448 shares
-2%
26Weak
MLTXsell 210b5-1
MoonLake Immunotherapeutics
Kristian Reich
Chief Scientific Officer
$878k
43,700 shares
-2%
17Weak
MLTXsell 210b5-1
MoonLake Immunotherapeutics
Kristian Reich
Chief Scientific Officer
$322k
16,105 shares
-1%
38Weak
MLTXsell 210b5-1
MoonLake Immunotherapeutics
da Silva Jorge Santos
Chief Executive Officer
$2.0M
102,225 shares
-4%
44Moderate
MLTXsell 310b5-1
MoonLake Immunotherapeutics
da Silva Jorge Santos
Chief Executive Officer
$957k
47,775 shares
-2%
40Moderate
MLTXsell 310b5-1
MoonLake Immunotherapeutics
Matthias Bodenstedt
Chief Financial Officer
$862k
39,120 shares
-3%
32Weak
MLTXsell 310b5-1
MoonLake Immunotherapeutics
Matthias Bodenstedt
Chief Financial Officer
$352k
17,876 shares
-2%
28Weak
MLTXsell 210b5-1
MoonLake Immunotherapeutics
Kristian Reich
Chief Scientific Officer
$2.9M
150,000 shares
-5%
15Weak
MLTXsell10b5-1
MoonLake Immunotherapeutics
Matthias Bodenstedt
Chief Financial Officer
$273k
13,653 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.

Bvf Partners L P/il sold $63M of MLTX | InsiderTell