StockCIK 1759425

Mirum Pharmaceuticals, Inc. (MIRM): Insider Trades and Fund Holdings

In the past 12 months, Mirum Pharmaceuticals, Inc. insiders reported 0 open-market purchases worth $0 and 4 sales worth $8.00M; 2 of the sales were reported as made under a 10b5-1 trading plan.

0Insider buys, 12 months

$0Bought by insiders, 12 months

$8.00MSold by insiders, 12 months

1Tracked funds holding

Recent insider trades

Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Sep 15, 2026.

Recent MIRM insider trades
Filed	Traded	Insider	Role	Type	Shares	Price ($)	Value	Holding	Filing
Sep 15	Sep 14	Eric BjerkholtCFO	CFO	▼ SELL	9,943	98.37	$978K	−18%	Form 4 ↗
Sep 3	Sep 1	Christopher PeetzCEO	CEO	▼ SELL10b5-1	30,000	98.68	$2.96M	−13%	Form 4 ↗
Sep 3	Sep 2	Jolanda HoweSVP	SVP	▼ SELL10b5-1	658	100.00	$66K	−52%	Form 4 ↗
Aug 19	Aug 18	Jolanda HoweSVP	SVP	▼ SELL	40,000	100.00	$4.00M	−97%	Form 4 ↗

Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings

Insiders who traded in the past year

Insider	Role	Bought	Sells	Sold	Latest
Eric Bjerkholt	CFO	$0	1	$978K	Sep 15, 2026
Christopher Peetz	CEO	$0	1	$2.96M	Sep 3, 2026
Jolanda Howe	SVP	$0	2	$4.07M	Sep 3, 2026

Tracked funds that report MIRM

From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.

Fund	Quarter	Shares	Value	% of portfolio	Change
Renaissance Technologies	Q2 2026	442,185	$51.8M	0.07%	▼ −24.0%

Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings

Reading these numbers

Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →