secwatch.observer — SEC 8-K summary
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Issuer:     HEALTHSTREAM INC (HSTM)
CIK:        0001095565
Form:       8-K
Filed at:   2026-07-29T20:30:29+00:00
Accession:  0001437749-26-024890
Event type: cyber
Sentiment:  negative
Materiality: 0.55
Item codes: 8.01
LLM model:  deepseek-v4-flash:cloud@v2

HealthStream reports cybersecurity incident; employee and billing data accessed
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- Unauthorized third party accessed limited files on corporate file server; no customer-facing systems compromised.
- Employee information, billing data of certain customers/vendors, and corporate/legal info accessed/exfiltrated.
- About 75 credentialing customers had data copied to corporate file servers; those customers notified.
- No evidence of PHI access, no file encryption, no service interruption; investigation ongoing.
- Company does not expect material adverse impact on business, operations, or financial results.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1095565/000143774926024890/0001437749-26-024890-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1095565/000143774926024890/hstm20260729_8k.htm
  HTML page:      https://secwatch.observer/filing/0001437749-26-024890

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