Mirum Pharmaceuticals, Inc. (MIRM) Insider Trading

Over the last 3 months, MIRM insiders made 0 open-market buys and 13 sales, a net sale of -$4.4M (SEC Form 4). Over the last 6 months, 227 institutions increased and 168 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
13
Net (3m)
-$4.4M
Insider trades by month Buys Sells
Jan
Feb
Mar
Apr
May
Jun
Context3-month price +26.7%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Jun 18, 2026Howe Jolandaofficer: SVP, GLOBAL CONTROLLERSell2,594$101.95
Jun 17, 2026Walbert Timothy PdirectorGrant1,980
Jun 17, 2026Fischer LaurentdirectorGrant3,772$101.00
Jun 17, 2026Heron Patrick JdirectorGrant3,772$101.00
Jun 17, 2026Fairey WilliamdirectorGrant3,772$101.00
Jun 17, 2026Fischer LaurentdirectorGrant1,980
Jun 17, 2026Cardon LondirectorGrant1,980
Jun 17, 2026Ramasastry SairadirectorGrant3,772$101.00
Jun 17, 2026GREY MICHAEL GdirectorGrant3,772$101.00
Jun 17, 2026Cardon LondirectorGrant3,772$101.00
Jun 17, 2026Fairey WilliamdirectorGrant1,980
Jun 17, 2026Brege LauradirectorGrant1,980
Jun 17, 2026GREY MICHAEL GdirectorGrant1,980
Jun 17, 2026Ramasastry SairadirectorGrant1,980
Jun 17, 2026Walbert Timothy PdirectorGrant3,772$101.00
Jun 17, 2026Heron Patrick JdirectorGrant1,980
Jun 17, 2026Brege LauradirectorGrant3,772$101.00
Jun 9, 2026BJERKHOLT ERICofficer: CHIEF FINANCIAL OFFICERSell2,258$92.84
Jun 9, 2026BJERKHOLT ERICofficer: CHIEF FINANCIAL OFFICERSell1,175$93.95
Jun 9, 2026BJERKHOLT ERICofficer: CHIEF FINANCIAL OFFICERSell1,567$95.12
Jun 9, 2026BJERKHOLT ERICofficer: CHIEF FINANCIAL OFFICEROption2,393$26.49
Jun 8, 2026Radovich Peterofficer: PRESIDENT AND COOOption16,988$19.19
Jun 2, 2026Fischer LaurentdirectorOption3,977
Jun 2, 2026Ramasastry SairadirectorOption3,977
Jun 2, 2026Walbert Timothy PdirectorOption3,977
Jun 2, 2026Peetz Christopherdirector, officer: CHIEF EXECUTIVE OFFICERSell6,926$96.15
Jun 2, 2026Peetz Christopherdirector, officer: CHIEF EXECUTIVE OFFICERSell2,602$94.64
Jun 2, 2026Peetz Christopherdirector, officer: CHIEF EXECUTIVE OFFICERSell1,021$98.20
Jun 2, 2026Peetz Christopherdirector, officer: CHIEF EXECUTIVE OFFICEROption30,000$2.94
Jun 2, 2026Ramasastry SairadirectorSell3,977$100.00

Source: MIRM SEC Form 4 filings, latest Jun 18, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their MIRM positions over the last 6 months (SEC Form 13F).

Increased
227
New positions
126
Reduced
168
Sold out
78
Largest moves
InstitutionActionSharesFiled
JANUS HENDERSON GROUP PLCIncreased13.7MMay 18, 2026
FRAZIER LIFE SCIENCES MANAGEMENT, L.P.Increased7.7MMay 15, 2026
FRAZIER LIFE SCIENCES MANAGEMENT, L.P.Unchanged6.8MFeb 13, 2026
JANUS HENDERSON GROUP PLCIncreased6.1MFeb 17, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position4.8MMay 15, 2026
BLACKROCK, INC.Increased3.8MMay 13, 2026
BLACKROCK, INC.Increased3.6MFeb 12, 2026
VANGUARD GROUP INCIncreased2.6MJan 29, 2026
STATE STREET CORPIncreased2.1MFeb 13, 2026
EVENTIDE ASSET MANAGEMENT, LLCReduced2.1MFeb 13, 2026
FMR LLCIncreased2.0MMay 15, 2026
STATE STREET CORPReduced1.9MMay 15, 2026
PRICE T ROWE ASSOCIATES INC /MD/Increased1.7MMay 15, 2026
BVF INC/ILIncreased1.6MMay 15, 2026
BVF INC/ILUnchanged1.5MFeb 17, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.