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MIRM · Mirum Pharmaceuticals, Inc.

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$100.64 +1.87 (+1.89%) At close · Aug 14
Market Cap
$6.43B
Shares
64.93M
All earnings calls

Earnings call · FY2026 Q1

Mirum Pharmaceuticals, Inc. Q1 FY2026 Earnings Call

Mirum Pharmaceuticals, Inc. Q1 FY2026 Earnings Call

Concluded May 6, 2026 Audio replay
May 6, 2026 38:38 68 turns
Period
FY2026 Q1
Runtime
38:38
Sources
4 artifacts

Executive readout · one minute

What matters this quarter

Mirum reported Q1 2026 net product sales of $159.9 million, driven by 55% LIVMARLI growth and 20% bile acid medicine growth, and raised full-year 2026 guidance to $660–$680 million; the company also announced positive Phase 2b readouts for volixibat (VISTAS) and brelovitug (AZURE-1) and in-licensed zilurgisertib for FOP with a September 26, 2026 PDUFA date.

ZalurgoCertid / FOP licensing 47 Rare liver disease pipeline (PSC, hepatitis delta) 19 Livmarly / PFIC commercial performance 15 Rare genetic disease business / bile acid medicines 12 International / XUS strategy 8 Commercial infrastructure expansion 4

Management tone

Confident

Net tone +65 · moderate hedging

Grounding quotes
  • “This quarter reflects the progress we've made in turning that vision into a durable, growing business.”
  • “we are raising our full-year revenue guidance to $660 to $680 million”
  • “Robust adoption in PFIC, particularly in adult patients, continues to be a strong point for Livemarly”
  • “The first quarter was another period of strong commercial execution with total net product sales of approximately $160 million.”

Forward guidance

1 guided metrics

Management's latest ranges and targets are included below.

Research coverage

4 live sources

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Revenue $159.88M +43.3% YoY
Diluted EPS -$13.43
Net income -$790.15M

Research materials

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Key takeaways

What improved, and what deserves a closer read.

Constructive signals

  • Q1 2026 net product sales of $159.9 million, with LIVMARLI up 55% year-over-year to $113.8 million and bile acid medicines up 20% to $46.1 million
  • Raised full-year 2026 net product sales guidance to $660–$680 million
  • Volixibat VISTAS Phase 2b study in PSC met primary endpoint, with U.S. NDA submission expected in H2 2026
  • Brelovitug Phase 2b portion of AZURE-1 study in hepatitis delta met primary endpoint
  • Completed enrollment in brelovitug AZURE-1 and AZURE-4 Phase 3 studies in HDV, with topline results expected in H2 2026
  • In-licensed zilurgisertib for FOP; FDA accepted NDA with Priority Review and a September 26, 2026 PDUFA date, positioning potential launch by year end

Risks & pressure points

  • Management declined to give specifics on PROGRESS study details, citing intent to wait until data is presented
  • FOP peak sales estimate of over $200 million noted as lifecycle-wide, and label may initially be limited to patients 12 and older
  • Salesforce expansion to ~60 U.S. field personnel not expected to be fully onboarded and active until early next year
  • VANTAGE study in PBC topline results pushed out to Q1 2027

Key moments

Jump directly to management's words in the synchronized transcript.

Forward guidance

From the 8-K filed May 6, 2026.

Metric Guided
Net product sales
full year 2026
$660M – $680M

Quarter detail

How the reported period landed and where the business moved.

Revenue · products & services

Livmarli$113.80M +55.4% YoY
Bile Acid Medicines$46.08M +20.1% YoY
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