Form 4 Tracker
Mirum Pharmaceuticals, Inc.
MIRM

57 insider filings · Latest: Oct 9, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Sep 14, 2026Sep 15 8:18 PMERIC BJERKHOLT
Proposed Sale
9,943$98.37$978.1K—

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Sep 14, 2026Sep 15 8:10 PMEric BjerkholtCHIEF FINANCIAL OFFICER
Sale
9,943$98.37$978.1K44,745(D)

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Sep 2, 2026Sep 3 10:54 PMJolanda HoweSVP, GLOBAL CONTROLLER
Sale
658$100.00$65.8K616(D)

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Sep 1, 2026Sep 3 10:52 PMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Sale
30,000$98.68$3.0M194,440(D)

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Sep 2, 2026Sep 2 8:06 PMJOLANDA MARIE HOWE
Proposed Sale
658$100.00$65.8K—

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Sep 1, 2026Sep 1 8:12 PMCHRISTOPHER PEETZ
Proposed Sale
30,000$98.68$3.0M—

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Aug 18, 2026Aug 19 10:19 PMJolanda HoweSVP, GLOBAL CONTROLLER
Sale
40,000$100.00$4.0M1,274(D)

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Aug 18, 2026Aug 18 9:24 PMJOLANDA MARIE HOWE
Proposed Sale
40,000$100.00$4.0M—

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Aug 11, 2026Aug 12 9:14 PMEric BjerkholtCHIEF FINANCIAL OFFICER
Sale
6,001$99.90$599.5K36,355(D)

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Aug 10, 2026Aug 11 9:41 PMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Sale
20,000$98.92$2.0M194,309(D)

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Aug 11, 2026Aug 11 8:11 PMERIC BJERKHOLT
Proposed Sale
6,001$99.90$599.5K—

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Aug 10, 2026Aug 10 8:17 PMCHRISTOPHER PEETZ
Proposed Sale
20,000$98.92$2.0M—

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Aug 3, 2026Aug 5 8:26 PMJolanda HoweSVP, GLOBAL CONTROLLER
Sale
1,840$105.29$193.7K1,274(D)

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Aug 3, 2026Aug 3 8:07 PMJOLANDA MARIE HOWE
Proposed Sale
1,840$105.29$193.7K—

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Jul 6, 2026Jul 8 9:12 PMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Sale
20,000$122.27$2.4M194,309(D)

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Jul 6, 2026Jul 8 9:07 PMEric BjerkholtCHIEF FINANCIAL OFFICER
Sale
5,000$122.25$611.3K42,181(D)

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Jul 6, 2026Jul 6 8:10 PMCHRISTOPHER PEETZ
Proposed Sale
20,000$122.27$2.4M—

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Jul 6, 2026Jul 6 8:09 PMERIC BJERKHOLT
Proposed Sale
5,000$122.25$611.3K—

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Jul 1, 2026Jul 2 10:01 PMJolanda HoweSVP, GLOBAL CONTROLLER
Sale
2,721$120.00$326.5K3,114(D)

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Jul 1, 2026Jul 1 9:24 PMJOLANDA MARIE HOWE
Proposed Sale
2,721$120.00$326.5K—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jan 23, 2026Jan 27 9:30 PMJolanda HoweSVP, GLOBAL CONTROLLER
Option Exercise
1,500—1,500(D)

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Jan 23, 2026Jan 27 9:30 PMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Option Exercise
12,500—12,500(D)

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Jan 21, 2026Jan 23 10:30 PMJolanda HoweSVP, GLOBAL CONTROLLER
Option Exercise
1,542—3,083(D)

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Jan 21, 2026Jan 23 10:30 PMJoanne QuanCHIEF MEDICAL OFFICER
Option Exercise
3,334—6,666(D)

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Jan 21, 2026Jan 23 10:30 PMEric BjerkholtCHIEF FINANCIAL OFFICER
Option Exercise
3,334—6,666(D)

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Jan 21, 2026Jan 23 10:30 PMPeter RadovichPRESIDENT AND COO
Option Exercise
4,167—8,333(D)

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Jan 21, 2026Jan 23 10:30 PMChristopher PeetzDirector, CHIEF EXECUTIVE OFFICER
Option Exercise
12,797—25,593(D)

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Jan 16, 2026Jan 21 9:05 PMJoanne QuanCHIEF MEDICAL OFFICER
Option Exercise
12,500—12,500(D)

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