Form 4 Tracker
Mirum Pharmaceuticals, Inc.
MIRM

57 insider filings · Latest: Oct 9, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Mar 16, 2026Mar 17 10:58 PMPeter Radovich
Proposed Sale
16,515$92.64$1.5M—

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Mar 16, 2026Mar 17 10:55 PMJolanda Howe
Proposed Sale
4,732$92.64$438.4K—

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Mar 16, 2026Mar 17 10:50 PMChristopher Peetz
Proposed Sale
40,985$92.64$3.8M—

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Mar 16, 2026Mar 16 8:04 PMSAIRA RAMASASTRY
Proposed Sale
2,000$90.76$181.5K—

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Feb 13, 2026Feb 17 9:38 PMSaira RamasastryDirector
Sale
2,000$102.09$204.2K0(D)

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Feb 13, 2026Feb 13 9:04 PMSAIRA RAMASASTRY
Proposed Sale
2,000$102.09$204.2K—

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Feb 2, 2026Feb 4 2:45 AMPeter RadovichPRESIDENT AND COO
Sale
2,631$103.30$271.8K20,655(D)

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Feb 2, 2026Feb 4 2:45 AMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Sale
9,108$103.30$940.9K160,294(D)

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Feb 2, 2026Feb 4 2:45 AMJolanda HoweSVP, GLOBAL CONTROLLER
Sale
968$103.30$100.0K4,503(D)

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Feb 2, 2026Feb 3 1:29 AMJolanda Howe
Proposed Sale
968$103.80$100.5K—

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Feb 2, 2026Feb 3 1:25 AMPeter Radovich
Proposed Sale
2,631$103.80$273.1K—

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Feb 2, 2026Feb 3 1:21 AMChristopher Peetz
Proposed Sale
9,108$103.80$945.4K—

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Jan 26, 2026Jan 28 11:47 PMJolanda Howe
Proposed Sale
842$96.92$81.6K—

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Jan 26, 2026Jan 28 11:44 PMERIC BJERKHOLT
Proposed Sale
1,053$96.92$102.1K—

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Jan 26, 2026Jan 28 11:43 PMPeter Radovich
Proposed Sale
3,143$96.92$304.6K—

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Jan 26, 2026Jan 28 11:40 PMChristopher Peetz
Proposed Sale
6,831$96.92$662.1K—

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Jan 26, 2026Jan 27 9:30 PMEric BjerkholtCHIEF FINANCIAL OFFICER
Sale
1,053$96.19$101.3K43,741(D)

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Jan 26, 2026Jan 27 9:30 PMPeter RadovichPRESIDENT AND COO
Sale
3,143$96.19$302.3K23,286(D)

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Jan 26, 2026Jan 27 9:30 PMJolanda HoweSVP, GLOBAL CONTROLLER
Sale
842$96.19$81.0K3,700(D)

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Jan 26, 2026Jan 27 9:30 PMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Sale
6,831$96.19$657.1K169,402(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Oct 9, 2026Oct 14 8:06 PMRobert Paul MyersChief Medical Officer
Grant/Award
65,000$86.0125,000(D)

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Oct 6, 2026Oct 7 12:38 AMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Option Exercise
12,197$19.19233,108(D)

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Sep 11, 2026Sep 15 8:10 PMEric BjerkholtCHIEF FINANCIAL OFFICER
Option Exercise
18,333—0(D)

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Sep 1, 2026Sep 3 10:52 PMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Option Exercise
30,000$2.9458,487(D)

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Aug 18, 2026Aug 19 10:19 PMJolanda HoweSVP, GLOBAL CONTROLLER
Option Exercise
40,000$6.270(D)

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Aug 10, 2026Aug 11 9:41 PMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Option Exercise
20,000$2.9488,487(D)

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Jul 6, 2026Jul 8 9:12 PMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Option Exercise
20,000$2.94108,487(D)

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Jun 15, 2026Jun 18 12:30 AMTimothy P WalbertDirector
Grant/Award
5,752$101.001,980(D)

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Jun 15, 2026Jun 18 12:30 AMLon CardonDirector
Grant/Award
5,752$101.001,980(D)

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Jun 15, 2026Jun 18 12:30 AMSaira RamasastryDirector
Grant/Award
5,752$101.001,980(D)

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Jun 15, 2026Jun 18 12:30 AMWilliam FaireyDirector
Grant/Award
5,752$101.001,980(D)

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Jun 15, 2026Jun 18 12:30 AMLaura BregeDirector
Grant/Award
5,752$101.001,980(D)

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Jun 15, 2026Jun 18 12:30 AMPatrick J HeronDirector
Grant/Award
5,752$101.001,980(D)

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Jun 15, 2026Jun 18 12:30 AMLaurent FischerDirector
Grant/Award
5,752$101.001,980(D)

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Jun 15, 2026Jun 18 12:30 AMMichael G GreyDirector
Grant/Award
5,752$101.001,980(D)

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Jun 9, 2026Jun 10 1:21 AMEric BjerkholtCHIEF FINANCIAL OFFICER
Option Exercise
2,393$26.4926,653(D)

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Jun 5, 2026Jun 8 8:27 PMPeter RadovichPRESIDENT AND COO
Option Exercise
16,988$19.1948,012(D)

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Jun 1, 2026Jun 2 11:50 PMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Option Exercise
30,000$2.94128,487(D)

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May 29, 2026Jun 2 11:50 PMTimothy P WalbertDirector
Option Exercise
3,977—0(D)

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May 29, 2026Jun 2 11:50 PMLon CardonDirector
Option Exercise
3,977—0(D)

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