// company-profile

Mirum Pharmaceuticals, Inc. Insider Trading

MIRM

Every SEC Form 4 insider trading filing for Mirum Pharmaceuticals, Inc. (MIRM) — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC.

ExchangeNasdaqSectorPharmaceutical PreparationsInc.DEFilings187Insiders25
// api This Mirum Pharmaceuticals, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
curl "https://api.form4api.com/v1/transactions?ticker=MIRM" -H "X-Api-Key: YOUR_API_KEY"

// activity-summary

Mixed insider activity over the last 30 days: 0 purchases and 0 sales (0 transactions total).

// 90-day insight

Over the last 90 days, Mirum Pharmaceuticals, Inc. insiders bought $536K across 29 transactions with no open-market sales.

  • Most active insider: Peetz Christopher with 14 transactions totaling $5.5M.
  • Largest single sale: $1.6M by Peetz Christopher on Jun 1, 2026.
  • 100% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.

Activity skews bullish — buys outpace sales.

Institutional Ownership

Top 13F-HR holders of Mirum Pharmaceuticals, Inc. as of 2026-06-30

↓ decreasing
Total reported AUM
$1.48B
QoQ change
-75.0%
Reporting period
2026-06-30
#1
BlackRock, Inc.
CIK 2012383
$259.5M
2.2M shares
#2
STATE STREET CORP
CIK 93751
$254.1M
2.2M shares
#3
BlackRock, Inc.
CIK 2012383
$179.6M
1.5M shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Aug 3, 2026Howe JolandaMIRM
Sale10b5
1,840$105.29$194K
Jul 6, 2026Peetz ChristopherMIRM
Sale10b5
4,181$122.34$512K
Jul 6, 2026Peetz ChristopherMIRM
Option Exercise
20,000$2.94$59K
Jul 6, 2026BJERKHOLT ERICMIRM
Sale10b5
1,048$122.43$128K
Jul 6, 2026Peetz ChristopherMIRM
Option Exercise
20,000$0.00$0K

45 more transactions hidden

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