SeaStar Medical is trading 5.6% lower at $3.72, with no clear company-specific news identified to explain the decline.

  • New ICD-10-PCS codes for its acute kidney injury therapy took effect October 1, 2026, but do not explain the drop.
  • Healthcare shares were under pressure; the sector ETF fell 1.33%, though evidence does not establish it as the cause.
  • Shares closed at $3.94 on September 30, up 10.67%. Broader indexes were modestly lower, but the decline cannot confidently be attributed to overall market sentiment.