Mirum Pharmaceuticals, Inc. (MIRM)
Data as of , from SEC Form 4 filings.
Net insider selling (90d)Watch MIRM
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Eric Bjerkholt - OfficerOpen-market sale$978K- Jolanda Howe - OfficerOpen-market sale
About Mirum Pharmaceuticals, Inc. (MIRM)
Mirum Pharmaceuticals, Inc. files with the SEC under CIK 0001759425 and is classified as pharmaceutical preparations. It is grouped with Health Care companies on this site.
MIRM Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 10 | 108,442 | $10.78M |
| Option exercise | 12 | 241,060 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
MIRM insider transactions (Form 4)
8374 Form 4 filings on record, the earliest from Oct 1, 2024, newest first. Filing history page 1 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Christopher Peetz - Officer | Option exercise | Common Stock | 5,305 | $19.19 | $102K | |
| Christopher Peetz - Officer | Option exercise | Common Stock | 6,892 | $15.87 | $109K | |
| Christopher Peetz - Officer | Option exercise | Employee Stock Option (right to buy) | 5,305 | $0.00 | - | |
| Christopher Peetz - Officer | Option exercise | Employee Stock Option (right to buy) | 6,892 | $0.00 | - | |
| Eric Bjerkholt - Officer | Option exercise | Common Stock | 18,333 | - footnote F1 | - | |
| Eric Bjerkholt - Officer | Open-market sale | Common Stock | 9,943 | $98.37 | $978K | |
| Eric Bjerkholt - Officer | Option exercise | Restricted Stock Units | 18,333 | $0.00 | - | |
| ||||||
| Jolanda Howe - Officer | Open-market sale | Common Stock | 658 | $100.00 | $66K | |
| Christopher Peetz - Officer | Option exercise | Common Stock | 30,000 | $2.94 | $88K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 8,312 | $98.08 footnote F3 | $815K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 21,688 | $98.91 footnote F4 | $2.15M | |
| Christopher Peetz - Officer | Option exercise | Employee Stock Option (right to buy) | 30,000 | $0.00 | - | |
| ||||||
| Jolanda Howe - Officer | Option exercise | Common Stock | 40,000 | $6.27 | $251K | |
| Jolanda Howe - Officer | Open-market sale | Common Stock | 40,000 | $100.00 | $4.00M | |
| Jolanda Howe - Officer | Option exercise | Employee Stock Option (right to buy) | 40,000 | $0.00 | - | |
| Eric Bjerkholt - Officer | Open-market sale | Common Stock | 6,001 | $99.90 footnote F2 | $600K | |
| ||||||
| Christopher Peetz - Officer | Option exercise | Common Stock | 20,000 | $2.94 | $59K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 11,683 | $98.51 footnote F2 | $1.15M | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 6,017 | $99.25 footnote F3 | $597K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 2,300 | $100.14 footnote F4 | $230K | |
| Christopher Peetz - Officer | Option exercise | Employee Stock Option (right to buy) | 20,000 | $0.00 | - | |
| ||||||
| Jolanda Howe - Officer | Open-market sale | Common Stock | 1,840 | $105.29 | $194K | |
| Christopher Peetz - Officer | Option exercise | Common Stock | 20,000 | $2.94 | $59K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 12,134 | $121.65 footnote F2 | $1.48M | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 4,181 | $122.34 footnote F3 | $512K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 1,975 | $123.74 footnote F4 | $244K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 1,710 | $124.79 footnote F5 | $213K | |
| Christopher Peetz - Officer | Option exercise | Employee Stock Option (right to buy) | 20,000 | $0.00 | - | |
| ||||||
| Eric Bjerkholt - Officer | Open-market sale | Common Stock | 3,124 | $121.67 footnote F2 | $380K | |
| Eric Bjerkholt - Officer | Open-market sale | Common Stock | 1,048 | $122.43 footnote F3 | $128K | |
| Eric Bjerkholt - Officer | Open-market sale | Common Stock | 528 | $123.84 footnote F4 | $65K | |
| Eric Bjerkholt - Officer | Open-market sale | Common Stock | 300 | $124.94 | $37K | |
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| Jolanda Howe - Officer | Open-market sale | Common Stock | 2,721 | $120.00 | $327K | |
| Jolanda Howe - Officer | Open-market sale | Common Stock | 2,594 | $101.95 | $264K | |
 Timothy P. Walbert | Grant or award | Stock Option (right to buy) | 3,772 | $0.00 | - | |
| Timothy P. Walbert | Grant or award | Restricted Stock Units | 1,980 | $0.00 | - | |
| Lon Cardon | Grant or award | Restricted Stock Units | 1,980 | $0.00 | - | |
| Lon Cardon | Grant or award | Stock Option (right to buy) | 3,772 | $0.00 | - | |
| Saira Ramasastry | Grant or award | Stock Option (right to buy) | 3,772 | $0.00 | - | |
| Saira Ramasastry | Grant or award | Restricted Stock Units | 1,980 | $0.00 | - | |
| William Fairey | Grant or award | Deferred Stock Units | 1,980 | $0.00 | - | |
| William Fairey | Grant or award | Stock Option (right to buy) | 3,772 | $0.00 | - | |
| Laura Brege | Grant or award | Stock Option (right to buy) | 3,772 | $0.00 | - | |
| Laura Brege | Grant or award | Deferred Stock Units | 1,980 | $0.00 | - | |
| Patrick J. Heron | Grant or award | Stock Option (right to buy) | 3,772 | $0.00 | - | |
| Patrick J. Heron | Grant or award | Deferred Stock Units | 1,980 | $0.00 | - | |
| Laurent Fischer | Grant or award | Stock Option (right to buy) | 3,772 | $0.00 | - | |
| Laurent Fischer | Grant or award | Deferred Stock Units | 1,980 | $0.00 | - | |
| Michael G. Grey | Grant or award | Stock Option (right to buy) | 3,772 | $0.00 | - | |
| Michael G. Grey | Grant or award | Restricted Stock Units | 1,980 | $0.00 | - | |
| Eric Bjerkholt - Officer | Open-market sale | Common Stock | 2,258 | $92.84 footnote F2 | $210K | |
| Eric Bjerkholt - Officer | Open-market sale | Common Stock | 1,175 | $93.95 footnote F3 | $110K | |
| Eric Bjerkholt - Officer | Open-market sale | Common Stock | 1,567 | $95.12 footnote F4 | $149K | |
| Eric Bjerkholt - Officer | Option exercise | Employee Stock Option (right to buy) | 2,393 | $0.00 | - | |
| Eric Bjerkholt - Officer | Option exercise | Common Stock | 2,393 | $26.49 | $63K | |
| ||||||
 Peter Radovich - Officer | Option exercise | Common Stock | 16,988 | $19.19 | $326K | |
| Peter Radovich - Officer | Option exercise | Stock Option (right to buy) | 16,988 | $0.00 | - | |
| Christopher Peetz - Officer | Option exercise | Common Stock | 30,000 | $2.94 | $88K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 2,602 | $94.64 footnote F2 | $246K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 16,595 | $95.34 footnote F3 | $1.58M | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 6,926 | $96.15 footnote F4 | $666K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 1,973 | $97.56 footnote F5 | $192K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 1,021 | $98.20 footnote F6 | $100K | |
| Christopher Peetz - Officer | Open-market sale | Common Stock | 883 | $99.66 footnote F7 | $88K | |
| Christopher Peetz - Officer | Option exercise | Employee Stock Option (right to buy) | 30,000 | $0.00 | - | |
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| Timothy P. Walbert | Option exercise | Common Stock | 3,977 | - footnote F1 | - | |
| Timothy P. Walbert | Option exercise | Restricted Stock Units | 3,977 | $0.00 | - | |
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| Lon Cardon | Option exercise | Common Stock | 3,977 | - footnote F1 | - | |
| Lon Cardon | Option exercise | Restricted Stock Units | 3,977 | $0.00 | - | |
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| Saira Ramasastry | Option exercise | Common Stock | 3,977 | - footnote F1 | - | |
| Saira Ramasastry | Open-market sale | Common Stock | 3,977 | $100.00 | $398K | |
| Saira Ramasastry | Option exercise | Restricted Stock Units | 3,977 | $0.00 | - | |
| ||||||
| Laurent Fischer | Option exercise | Common Stock | 3,977 | - footnote F1 | - | |
| Laurent Fischer | Option exercise | Restricted Stock Units | 3,977 | $0.00 | - | |
| ||||||
| Saira Ramasastry | Option exercise | Common Stock | 2,000 | $23.51 | $47K | |
| Saira Ramasastry | Open-market sale | Common Stock | 2,000 | $109.47 | $219K | |
| Saira Ramasastry | Option exercise | Stock Option (right to buy) | 2,000 | $0.00 | - | |
| Saira Ramasastry | Option exercise | Common Stock | 2,000 | $23.51 | $47K | |
| Saira Ramasastry | Open-market sale | Common Stock | 2,000 | $96.90 | $194K | |
| Saira Ramasastry | Option exercise | Stock Option (right to buy) | 2,000 | $0.00 | - | |
| Eric Bjerkholt - Officer | Option exercise | Common Stock | 13,334 | - footnote F1 | - | |
| Eric Bjerkholt - Officer | Open-market sale | Common Stock | 7,287 | $91.98 | $670K | |
| Eric Bjerkholt - Officer | Option exercise | Performance Restricted Stock Units | 13,334 | $0.00 | - | |
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Item 1.01, 8.01
Item 8.01
Item 5.02
Item 2.02, 9.01
Recent MIRM Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| ERIC BJERKHOLT | Officer | 9,943 | $978K | View on EDGAR | |
| JOLANDA MARIE HOWE | Officer | 658 | $66K |
MIRM insider trading FAQ
What is the latest insider trade for MIRM?
Mirum Pharmaceuticals, Inc. (MIRM) had 8 insider filings in the last 90 days, with the most recent on 2026-10-07. The full record for MIRM runs to 74 Form 4 filings, the earliest from 2024-10-01. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying MIRM stock?
No insider purchases of MIRM were filed in the last 90 days. 1 purchase is on record for this company.
How many insiders are selling MIRM stock?
10 insider sales of MIRM were filed in the last 90 days, totaling $10.78M.
Where can I see MIRM SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects MIRM Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Christopher Peetz view on EDGAR
- - Eric Bjerkholt view on EDGAR
- - Jolanda Howe view on EDGAR
- - Christopher Peetz view on EDGAR
- - Jolanda Howe view on EDGAR
- - Eric Bjerkholt view on EDGAR
- - Christopher Peetz view on EDGAR
- - Jolanda Howe view on EDGAR
- - Christopher Peetz view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where MIRM's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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