Michael Manning Collier sold $638K of HSTM stock

Michael Manning Collier, Executive Vice President of Healthstream Inc (HSTM), sold 21,300 shares of HSTM stock worth $638K, per an SEC Form 4 filed Nov 6, 2026.

The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.

The trade happened on Nov 5, 2026, 1 day before it was made public.

HSTM has moved -2.4% since the trade date, from $29.60 to $28.89 (Nov 6, 2026 close).