$HSTM

HEALTHSTREAM INC (HSTM) filed an SEC Form 8-K — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers. Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers On September 18, 2026, the Compensation Committee (the “Committee”) of the Board of Directors of HealthStream, Inc. (the “Co

WJRJJ Ventures disclosed a 9.6% stake in HealthStream, acquired through open-market buys and a deal at $29.50 per share. The investment includes a one-year standstill and registration rights. WJRJJ plans to hold shares for investment but may buy or sell more over time. Willis Johnson, managing member of WJRJJ, is involved in the investment.

FRIST ROBERT A JR (CEO and Chairman) sold 144,068 shares of HEALTHSTREAM INC (HSTM) at $29.50 ($4.25M total) on 2026-09-14.

HealthStream Inc. (NASDAQ: HSTM) raised $40M from WJRJJ Ventures LLC, owned by Copart Inc. (NASDAQ: CPRT) founder Willis Johnson. The deal involved 1.5M shares at $29.50 each, with proceeds earmarked for corporate purposes, including acquisitions. Johnson cited confidence in HealthStream's technology and strategy.

HEALTHSTREAM INC (HSTM) filed an SEC Form 8-K — Entry into a Material Definitive Agreement. Exhibit 99.1 PRESS RELEASE For Immediate Release: Contact: Mollie Condra, Ph.D. Head, Investor Relations & Corporate Communications HealthStream, Inc. (615) 301-3237 mollie.condra@healthstream.com HealthStream Completes $40 Million Private Placement of Its Common Stock NASHVILLE,

HEALTHSTREAM INC (HSTM) filed an SEC Form 8-K — Entry into a Material Definitive Agreement. Item 1.01. Entry into a Material Definitive Agreement On September 10, 2026, HealthStream, Inc., a Tennessee corporation (the “Company”), entered into the Second Amendment to Amended and Restated Revolving Credit Agreement (the “Second Amendment”), dated as of September 10, 2026,

Humana (HUM) and HealthStream (HSTM) partnered to expand caregiver training. Humana reported Q2 2026 adjusted EPS of $7.61, lowering FY GAAP EPS guidance to $6.52. HealthStream saw Q2 revenue rise 12.5% to $83.7M, with net income up 23.8%. Humana faces regulatory pressures, while HealthStream benefits from strong margins and a debt-free balance sheet.

HealthStream Inc. (HSTM) reported Q2 profit of $6.7 million, or 23 cents per share, on revenue of $83.7 million. The company expects full-year revenue of $327 million to $332 million, according to the report.

HEALTHSTREAM INC (HSTM) filed an SEC Form 8-K — Results of Operations and Financial Condition. HealthStream Announces Second Quarter 2026 Results Page 1 August 3, 2026 Exhibit 99.1 Contact: Scott A. Roberts Chief Financial Officer (615) 301-3182 ir@healthstream.com Media: Mollie Condra, Ph.D. Head, Investor Relations & Communications (615) 301-3237 mollie.condra@healthstre

HealthStream director Linda Rebrovick sold 2,000 shares on June 1 at an average $25.00, for $50,000, according to an SEC filing. After the sale, she owned 54,181 shares. The trade followed a Rule 10b5-1 plan. Separately, HealthStream reported May 4 quarterly EPS of $0.20 on $81.2M revenue and authorized a $10M buyback.