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sellNotable cluster of 3

Jolanda Howe sold $4.0M of MIRM

SVP, GLOBAL CONTROLLER at Mirum Pharmaceuticals, Inc.. 40,000 shares at an average of $100.00, traded Aug 18, 2026, filed Aug 19, 2026.

Warning score
60
Value
$4.0M
40,000 shares
Holdings after
1,274
-97% from before
From 52-week low
+57%
low $64.10, close $100.87
From 52-week high
-22%
high $128.57, as of Aug 18, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $4.0M at market
    +25
  • Share of holdings sold
    Sold 97% of holdings
    +20
  • Cluster
    3 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -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.

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.

MIRMOct 12, 2026 · close 86.06
Since filing Aug 19, 2026: -15.8%SPY +1.4% · excess -17.2%

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 0001974200-26-000012, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 18, 2026MOption exercise
Common Stock
+40,000$6.27$251k41,274Aug 19, 2026
Aug 18, 2026SOpen-market sale
Common Stock
-40,000$100.00$4.0M1,274Aug 19, 2026
Aug 18, 2026MOption exercise
Employee Stock Option (right to buy)derivative
-40,000$0.00$00Aug 19, 2026

Related signals

Other insiders at Mirum Pharmaceuticals, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
52Moderate
MIRMsell 3
Mirum Pharmaceuticals, Inc.
Eric Bjerkholt
CHIEF FINANCIAL OFFICER
$978k
9,943 shares
-18%
38Weak
MIRMsell 310b5-1
Mirum Pharmaceuticals, Inc.
Jolanda Howe
SVP, GLOBAL CONTROLLER
$66k
658 shares
-52%
35Weak
MIRMsell 310b5-1
Mirum Pharmaceuticals, Inc.
Christopher Peetz
CHIEF EXECUTIVE OFFICER
$3.0M
30,000 shares
-13%
41Moderate
MIRMsell 310b5-1
Mirum Pharmaceuticals, Inc.
Eric Bjerkholt
CHIEF FINANCIAL OFFICER
$600k
6,001 shares
-14%
30Weak
MIRMsell 310b5-1
Mirum Pharmaceuticals, Inc.
Christopher Peetz
CHIEF EXECUTIVE OFFICER
$2.0M
20,000 shares
-9%
42Moderate
MIRMsell 310b5-1
Mirum Pharmaceuticals, Inc.
Jolanda Howe
SVP, GLOBAL CONTROLLER
$194k
1,840 shares
-59%
42Moderate
MIRMsell 310b5-1
Mirum Pharmaceuticals, Inc.
Eric Bjerkholt
CHIEF FINANCIAL OFFICER
$611k
5,000 shares
-11%
30Weak
MIRMsell 310b5-1
Mirum Pharmaceuticals, Inc.
Christopher Peetz
CHIEF EXECUTIVE OFFICER
$2.4M
20,000 shares
-9%
35Weak
MIRMsell 310b5-1
Mirum Pharmaceuticals, Inc.
Jolanda Howe
SVP, GLOBAL CONTROLLER
$327k
2,721 shares
-47%
26Weak
MIRMsell 210b5-1
Mirum Pharmaceuticals, Inc.
Jolanda Howe
SVP, GLOBAL CONTROLLER
$264k
2,594 shares
-31%

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.

Jolanda Howe sold $4.0M of MIRM | InsiderTell