Healthstream Inc insider Michael Manning Collier sells $638,334 in HSTM shares
The executive vice president sold at an average of $29.97 a share, according to a Form 4 filed with the SEC on Nov 6.
An executive vice president at Healthstream Inc, Michael Manning Collier, sold 21,300 shares of the company's stock on the open market on Nov 5. The sale, at an average of $29.97 a share, comes to about $640,000.
The Form 4 does not tick the Rule 10b5-1 box: the sale is not reported as part of a pre-arranged trading plan. The trade was reported within two business days, as Section 16 requires.
Four Healthstream Inc insiders sold on the open market within 14 days, a pattern known as a cluster sell. After the trade, the filing lists 59,260 shares held.
Details from the SEC filing:
| Company | Healthstream Inc (HSTM) |
|---|---|
| Insider | Michael Manning Collier |
| Role | Executive Vice President |
| Transaction | Open-market sale (code S) |
| Shares | 21,300 |
| Average price | $29.97 |
| Value | $638,334 |
| Trade date | Nov 5, 2026 |
| Filed with the SEC | Nov 6, 2026, 4:30 PM ET |
| Shares held after | 59,260 |
| Ownership | Direct |
| Rule 10b5-1 plan | Not marked in the filing |
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Source: SEC Form 4. Information only, not investment advice. Not affiliated with or endorsed by the U.S. Securities and Exchange Commission.
