---
schema_version: "secwatch.filing_event.v1"
accession: "0001609550-23-000049"
form_type: "8-K"
ticker: "INSP"
cik: "0001609550"
company_name: "Inspire Medical Systems, Inc."
filed_at: "2023-08-01T23:59:59+00:00"
generated_at: "2026-06-12T18:20:05.441179+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Inspire Med: Q2 rev $151.1M (+65% YoY), raises FY2023 guidance to $600-610M

## Summary
- Revenue of $151.1M, up 65% YoY; U.S. rev $144.7M (+65%), OUS $6.3M (+81%).
- Net loss improved to $12.0M from $14.5M; diluted EPS -$0.41 vs -$0.53.
- Full-year 2023 revenue guidance raised to $600-610M (prior $580-590M). Maintains gross margin 83-85%.
- FDA approved expanded AHI indication (up to 100 events/hr) and BMI labeling raise to 40; SleepSync programmer approved.
- Appointed Charisse Y. Sparks, M.D. as CMO, effective July 27; she resigned from board.

## SEC filing metadata
- accession: 0001609550-23-000049
- form_type: 8-K
- ticker: INSP
- cik: 0001609550
- company_name: Inspire Medical Systems, Inc.
- filed_at: 2023-08-01T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1609550/000160955023000049/0001609550-23-000049-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1609550/000160955023000049/insp-20230727.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001609550-23-000049
- JSON: https://secwatch.observer/filing/0001609550-23-000049.json
- Plain text: https://secwatch.observer/filing/0001609550-23-000049.txt

## Key facts
- Earnings Releases
  Inspire Medical Systems, Inc. reported quarter ended June 30, 2023 results: revenue $151.1 million, net income $12.0 million, EPS $0.41 per share. Guidance raised.
  - Period: quarter ended June 30, 2023
  - Revenue: $151.1 million
  - Net income: $12.0 million
  - EPS: $0.41 per share
  - Guidance: raised
  - Result: reported results
  source text: Revenue was $151.1 million for the three months ended June 30, 2023, a 65% increase from $91.4 million in the corresponding period in the prior year. U.S. revenue for the quarter was $144.7 million, an increase of 65% as compared to the prior year quarter. Second quarter revenue outside the U.S. was $6.3 million, an increase of 81% as compared to the second quarter of 2022. Gross margin was 83.9% for the three months ended June 30, 2023, compared to 84.5% for the corresponding prior year period, with the reduction primarily due to additional manufacturing costs of sensors and lower yields prior to process enhancements, and higher costs of certain component parts, partially offset by the price increase that began in May of 2022. Operating expense increased to $143.4 million for the second quarter of 2023, as compared to $91.2 million in the corresponding prior year period, an increase of 57%. This increase primarily reflected ongoing investments in the expansion of the U.S. sales organi
  evidence_url: https://www.sec.gov/Archives/edgar/data/1609550/000160955023000049/0001609550-23-000049-index.htm
- Executive change
  Charisse Y. Sparks, M.D. was appointed as Chief Medical Officer at Inspire Medical Systems, Inc..
  - Action: appointed
  - Role: Chief Medical Officer
  source text: On July 31, 2023, the Company announced that Charisse Y. Sparks, M.D., was appointed to serve as its Chief Medical Officer, effective July 27, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1609550/000160955023000049/0001609550-23-000049-index.htm
- Executive change
  Charisse Y. Sparks, M.D. resigned as Director at Inspire Medical Systems, Inc..
  - Action: resigned
  - Role: Director
  source text: In connection with her appointment as Chief Medical Officer of the Company, on July 27, 2023, Dr. Sparks resigned from the Board of Directors, including the Nominating and Corporate Governance Committee, effective upon the commencement of service as Chief Medical Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1609550/000160955023000049/0001609550-23-000049-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.