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Mirum Pharmaceuticals, Inc.

MIRM Net selling
CIK 0001759425 #1236 in the set updated 17 Sep 2026
Bought (12 mo)
$9.00M
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$42.20M
$2.53M on a plan · $26.88M straight out of an exercise
Sold at will
$12.79M
20 of 59 sales
Net
−$33.20M
−$3.79M against sales at will

By person

13 insiders · 64 transactions
74.1×

Christopher Peetz holds 74.1 times base salary in stock. $56.02M of shares against $755.00K in salary for 2025.

Salary from the company's own proxy. The shares are what Christopher Peetz last reported holding, valued at $98.37, the price Common Stock was last bought or sold at on the open market here, on 14 Sep 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Peetz Christopher
CHIEF EXECUTIVE OFFICER
$16.29M (19) scheduled
−$16.29M
569,440
0.8770%
$56.02M
+8.8%
GREY MICHAEL G
Director
$11.10M (3) scheduled
−$11.10M
186,410
0.2871%
$18.34M
−35.5%
Heron Patrick J
Director
$9.00M (1)
+$9.00M
464,713
0.7157%
$45.71M
+187.2%
Howe Jolanda
SVP, GLOBAL CONTROLLER
$5.55M (9) scheduled
−$5.55M
616
0.0009%
$60.60K
−74.6%
BJERKHOLT ERIC
CHIEF FINANCIAL OFFICER
$3.56M (12)
−$3.56M
44,745
0.0689%
$4.40M
+33.4%
Radovich Peter
PRESIDENT AND COO
$2.32M (4)
−$2.32M
57,260
0.0882%
$5.63M
+95.9%
Ramasastry Saira
Director
$1.92M (9) scheduled
−$1.92M
0
0.0000%
$0.00
Quan Joanne
CHIEF MEDICAL OFFICER
$1.46M (3)
−$1.46M
18,864
0.0291%
$1.86M
+28,055%
Brege Laura
Director
15,703
0.0242%
$1.54M
+57.0%
Fischer Laurent
Director
10,727
0.0165%
$1.06M
+58.9%
Walbert Timothy P
Director
9,680
0.0149%
$952.22K
Cardon Lon
Director
9,680
0.0149%
$952.22K
Fairey William
Director
2,500
0.0039%
$245.93K
Insider
Date
Role
Action
Shares
Price
Amount
Peetz Christopher
1 Sep 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
21,688
$98.91
$2.15M
Peetz Christopher
1 Sep 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
8,312
$98.08
$815.24K
Howe Jolanda
18 Aug 2026
SVP, GLOBAL CONTROLLER
Sold after exercise
40,000
$100.00
$4.00M
Peetz Christopher
10 Aug 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
2,300
$100.14
$230.32K
Peetz Christopher
10 Aug 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
6,017
$99.25
$597.19K
Peetz Christopher
10 Aug 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
11,683
$98.51
$1.15M
Peetz Christopher
6 Jul 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
1,710
$124.79
$213.39K
Peetz Christopher
6 Jul 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
1,975
$123.74
$244.39K
Peetz Christopher
6 Jul 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
4,181
$122.34
$511.50K
Peetz Christopher
6 Jul 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
12,134
$121.65
$1.48M
Peetz Christopher
1 Jun 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
883
$99.66
$88.00K
Peetz Christopher
1 Jun 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
1,021
$98.20
$100.26K
Peetz Christopher
1 Jun 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
1,973
$97.56
$192.49K
Peetz Christopher
1 Jun 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
6,926
$96.15
$665.93K
Peetz Christopher
1 Jun 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
16,595
$95.34
$1.58M
Peetz Christopher
1 Jun 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
2,602
$94.64
$246.25K
Ramasastry Saira
15 May 2026
Director
Sold after exercise
2,000
$109.47
$218.94K
Ramasastry Saira
15 Apr 2026
Director
Sold after exercise
2,000
$96.90
$193.80K
Ramasastry Saira
16 Mar 2026
Director
Sold after exercise
2,000
$90.76
$181.52K
Ramasastry Saira
13 Feb 2026
Director
Sold after exercise
2,000
$102.09
$204.18K
Ramasastry Saira
15 Jan 2026
Director
Sold after exercise
2,000
$90.99
$181.98K
Ramasastry Saira
22 Dec 2025
Director
Sold after exercise
5,000
$80.00
$400.00K
GREY MICHAEL G
19 Dec 2025
Director
Sold after exercise
50,000
$78.00
$3.90M
Ramasastry Saira
18 Dec 2025
Director
Sold after exercise
1,000
$70.00
$70.00K
Ramasastry Saira
18 Dec 2025
Director
Sold after exercise
1,000
$69.46
$69.46K
GREY MICHAEL G
1 Dec 2025
Director
Sold after exercise
50,000
$74.00
$3.70M
GREY MICHAEL G
21 Nov 2025
Director
Sold after exercise
50,000
$70.00
$3.50M

What was left out

Form 4 filings counted 63
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 12
Sales straight out of an exercise 27
Sales at will 20
Transactions with no price 0
Shares from compensation/vesting 768,422
History held since 18 Jul 2019