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sellWeak cluster of 310b5-1 plan

Jolanda Howe sold $66k of MIRM

SVP, GLOBAL CONTROLLER at Mirum Pharmaceuticals, Inc.. 658 shares at an average of $100.00, traded Sep 2, 2026, filed Sep 3, 2026.

Warning score
38
Value
$66k
658 shares
Holdings after
616
-52% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Officer
    +15
  • Trade size
    $66k at market
    +8
  • Share of holdings sold
    Sold 52% of holdings
    +20
  • Cluster
    3 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.

MIRMOct 9, 2026 · close 86.01
Since filing Sep 3, 2026: -14.5%SPY +0.9% · excess -15.5%

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 0001974200-26-000013, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 2, 2026SOpen-market sale
Common Stock10b5-1
-658$100.00$66k61639 d ago

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%
35Weak
MIRMsell 310b5-1
Mirum Pharmaceuticals, Inc.
Christopher Peetz
CHIEF EXECUTIVE OFFICER
$3.0M
30,000 shares
-13%
41Moderate
MIRMsell 2
Mirum Pharmaceuticals, Inc.
Eric Bjerkholt
CHIEF FINANCIAL OFFICER
$728k
9,578 shares
-19%
53Moderate
MIRMsell 2
Mirum Pharmaceuticals, Inc.
Laura Brege
director
$1.3M
17,000 shares
-52%
54Moderate
MIRMsell 2
Mirum Pharmaceuticals, Inc.
William Fairey
director
$155k
3,203 shares
-56%
44Moderate
MIRMsell 2
Mirum Pharmaceuticals, Inc.
Saira Ramasastry
director
$378k
8,203 shares
-144%
15Weak
MIRMsell10b5-1
Mirum Pharmaceuticals, Inc.
Jolanda Howe
SVP, GLOBAL CONTROLLER
$107k
2,415 shares
-50%
15Weak
MIRMbuy
Mirum Pharmaceuticals, Inc.
Patrick J Heron
director
$24k
549 shares
+0%
25Weak
MIRMsell10b5-1
Mirum Pharmaceuticals, Inc.
Jolanda Howe
SVP, GLOBAL CONTROLLER
$2.6M
57,606 shares
-603%
30Weak
MIRMbuy
Mirum Pharmaceuticals, Inc.
Patrick J Heron
director
$100k
2,298 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.

Jolanda Howe sold $66k of MIRM | InsiderTell