Mirum Pharmaceuticals, Inc.
Mirum Pharmaceuticals, Inc. (MIRM) Insider Trading
Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.
SEC EDGAR · FMP · MIRM · as of Jun 8, 2026
Activity summary
Buy transactions
1
P-Purchase only
Sell transactions
46
12 Months
Buy/Sell ratio
0.02
Buy/Sell (by trades)
Overall sentiment
Mirum Pharmaceuticals, Inc. insiders have been primarily selling shares over the past 12 Months. Selling activity is often driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment toward the company.
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only
As of Jun 8, 2026
MIRM insider buying and selling by quarter
MIRM insider selling · MIRM insider buying stocks · quarterly insider activity
Mobile shows last 4Q · Desktop shows full 8Q
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters
As of Jun 8, 2026
Active insiders
Most active in past 12 months · MIRM ceo insider trading
Showing all insiders · Click a card to filter the transactions table below
▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API
Recent insider transactions
MIRM executive sell shares · MIRM board member insider trading · MIRM insider trading SEC filing
Scroll horizontally to see all columns
| Date | Insider | Type | Shares | Value | Filing |
|---|---|---|---|---|---|
| Jun 1, 2026 | Peetz Christopher CHIEF EXECUTIVE OFFICER · Director | Option | 30,000 | $88K | Form 4 |
| Jun 1, 2026 | Peetz Christopher CHIEF EXECUTIVE OFFICER · Director | Sale | 2,602 | $246K | Form 4 |
| Jun 1, 2026 | Peetz Christopher CHIEF EXECUTIVE OFFICER · Director | Sale | 16,595 | $1.58M⚡ | Form 4 |
| Jun 1, 2026 | Peetz Christopher CHIEF EXECUTIVE OFFICER · Director | Sale | 6,926 | $666K | Form 4 |
| Jun 1, 2026 | Peetz Christopher CHIEF EXECUTIVE OFFICER · Director | Sale | 1,973 | $192K | Form 4 |
| Jun 1, 2026 | Peetz Christopher CHIEF EXECUTIVE OFFICER · Director | Sale | 1,021 | $100K | Form 4 |
| Jun 1, 2026 | Peetz Christopher CHIEF EXECUTIVE OFFICER · Director | Sale | 883 | $88K | Form 4 |
| May 29, 2026 | Walbert Timothy P Director | Option | 3,977 | — | Form 4 |
| May 29, 2026 | Cardon Lon Director | Option | 3,977 | — | Form 4 |
| May 29, 2026 | Ramasastry Saira Director | Option | 3,977 | — | Form 4 |
| Jun 1, 2026 | Ramasastry Saira Director | Sale | 3,977 | $398K | Form 4 |
| May 29, 2026 | Fischer Laurent Director | Option | 3,977 | — | Form 4 |
| May 15, 2026 | Ramasastry Saira Director | Option | 2,000 | $47K | Form 4 |
| May 15, 2026 | Ramasastry Saira Director | Sale | 2,000 | $219K | Form 4 |
| Apr 15, 2026 | Ramasastry Saira Director | Option | 2,000 | $47K | Form 4 |
| Apr 15, 2026 | Ramasastry Saira Director | Sale | 2,000 | $194K | Form 4 |
| Mar 15, 2026 | BJERKHOLT ERIC CHIEF FINANCIAL OFFICER | Option | 13,334 | — | Form 4 |
| Mar 16, 2026 | BJERKHOLT ERIC CHIEF FINANCIAL OFFICER | Sale | 7,287 | $670K | Form 4 |
| Mar 15, 2026 | Quan Joanne CHIEF MEDICAL OFFICER | Option | 13,334 | — | Form 4 |
| Mar 16, 2026 | Quan Joanne CHIEF MEDICAL OFFICER | Sale | 7,287 | $670K | Form 4 |
| Mar 16, 2026 | Ramasastry Saira Director | Option | 2,000 | $47K | Form 4 |
| Mar 16, 2026 | Ramasastry Saira Director | Sale | 2,000 | $182K | Form 4 |
| Mar 15, 2026 | Radovich Peter PRESIDENT AND COO | Option | 23,000 | — | Form 4 |
| Mar 16, 2026 | Radovich Peter PRESIDENT AND COO | Sale | 16,515 | $1.52M⚡ | Form 4 |
| Mar 15, 2026 | Radovich Peter PRESIDENT AND COO | Option | 7,220 | — | Form 4 |
Peetz Christopher
CHIEF EXECUTIVE OFFICER · Director
Date
Jun 1
Shares
30,000
Price
$2.94
Value
$88K
Peetz Christopher
CHIEF EXECUTIVE OFFICER · Director
Date
Jun 1
Shares
2,602
Price
$94.64
Value
$246K
Peetz Christopher
CHIEF EXECUTIVE OFFICER · Director
Date
Jun 1
Shares
16,595
Price
$95.34
Value
$1.58M ⚡
Peetz Christopher
CHIEF EXECUTIVE OFFICER · Director
Date
Jun 1
Shares
6,926
Price
$96.15
Value
$666K
Peetz Christopher
CHIEF EXECUTIVE OFFICER · Director
Date
Jun 1
Shares
1,973
Price
$97.56
Value
$192K
Peetz Christopher
CHIEF EXECUTIVE OFFICER · Director
Date
Jun 1
Shares
1,021
Price
$98.20
Value
$100K
Peetz Christopher
CHIEF EXECUTIVE OFFICER · Director
Date
Jun 1
Shares
883
Price
$99.66
Value
$88K
BJERKHOLT ERIC
CHIEF FINANCIAL OFFICER
Date
Mar 16
Shares
7,287
Price
$91.98
Value
$670K
Quan Joanne
CHIEF MEDICAL OFFICER
Date
Mar 16
Shares
7,287
Price
$91.98
Value
$670K
Radovich Peter
PRESIDENT AND COO
Date
Mar 16
Shares
16,515
Price
$91.98
Value
$1.52M ⚡
⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar
▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —
About MIRM insider trading
MIRM insider trades
Mirum Pharmaceuticals, Inc. (MIRM) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Peetz Christopher (CHIEF EXECUTIVE OFFICER · Director), Ramasastry Saira (Director), Radovich Peter (PRESIDENT AND COO). Over the past 12 months, 5 insiders have filed transactions with the SEC. MIRM insiders have been primarily selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.
For Mirum Pharmaceuticals, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →
Frequently asked questions
MIRM insider trading · 5 questionsThe insiders of Mirum Pharmaceuticals, Inc. (MIRM) include executives and directors such as Peetz Christopher (CHIEF EXECUTIVE OFFICER · Director), Ramasastry Saira (Director), Radovich Peter (PRESIDENT AND COO), among others. Over the past 12 months, 5 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.
▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026