8-K current report · filed Sep 14, 2026

Health Catalyst, Inc. (HCAT) 8-K Current Report: September 14, 2026

Item 5.02Item 7.01Item EX-99.1HCAT overview

Short answer

Health Catalyst, Inc. (HCAT) filed an 8-K current report with the SEC on September 14, 2026 reporting Item 5.02 (Departure/Election of Directors or Officers), Item 7.01 (Regulation FD Disclosure), Item EX-99.1 (Exhibit EX-99.1). Tami Reller joins HCAT’s Board October 1, expanding director count from six to seven.

Health Catalyst, Inc. 8-K event analysis

AI summary of each reported item and its exhibits

Item 5.02 · Departure/Election of Directors or Officers

  • Tami Reller joins HCAT’s Board October 1, expanding director count from six to seven
  • Reller becomes Audit Committee chair, replacing Justin Spencer, who remains on the committee
  • Reller also joins Audit and Compensation Committees, replacing Jill Hoggard Green
  • Healthcare and technology executive experience spanning Duly, UnitedHealth, Optum, and Microsoft
  • Cash and equity compensation under HCAT’s non-employee director policy plus standard indemnification agreement

Item 7.01 · Regulation FD Disclosure

  • Ms. Reller appointed to Health Catalyst’s Board of Directors
  • Board addition may influence governance, oversight, and strategic direction
  • Press release furnished as Exhibit 99.1 for appointment details

Item EX-99.1 · Exhibit EX-99.1

  • Tami Reller appointed director effective October 1, 2026, adding healthcare, technology, finance, and public-company governance expertise
  • Reller becomes audit chair and joins compensation committee, strengthening oversight during Health Catalyst’s leadership transition
  • Appointment follows Simeon Kohl’s September 14, 2026 CEO and president start, signaling a broader strategic reset
  • Management positioning around AI-forward growth and $2.8 billion in validated outcomes, but these are company-reported metrics
  • Key execution risks include client churn, Ignite migration down-selling, project-based revenue volatility, and Vitalware divestiture outcomes

Generated from the filing text and exhibits; verify against the original. What 8-K item codes mean

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