Collier Michael Manning Insider Trading -- Recent SEC Form 4 Transactions
Collier Michael Manning (CIK 1715401) reported 10 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-29). Recent activity: Buy HSTM (1,955 shares), Sell HSTM (477 shares), Buy HSTM (7,285 shares), Sell HSTM (1,774 shares), Buy HSTM (5,403 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-29 | HEALTHSTREAM INC (HSTM) | Executive Vice President | Buy | 1,955 | $0 |
| 2026-09-29 | HEALTHSTREAM INC (HSTM) | Executive Vice President | Sell | 477 | $13,881 |
| 2026-03-31 | HEALTHSTREAM INC (HSTM) | Executive Vice President | Buy | 7,285 | $0 |
| 2026-03-31 | HEALTHSTREAM INC (HSTM) | Executive Vice President | Sell | 1,774 | $37,698 |
| 2026-02-27 | HEALTHSTREAM INC (HSTM) | Executive Vice President | Buy | 5,403 | $0 |
| 2026-02-27 | HEALTHSTREAM INC (HSTM) | Executive Vice President | Sell | 1,602 | $35,388 |
| 2025-10-31 | HEALTHSTREAM INC (HSTM) | Executive Vice President | Buy | 895 | $0 |
| 2025-10-31 | HEALTHSTREAM INC (HSTM) | Executive Vice President | Sell | 218 | $5,631 |
| 2025-09-29 | HEALTHSTREAM INC (HSTM) | Executive Vice President | Buy | 1,087 | $0 |
| 2025-09-29 | HEALTHSTREAM INC (HSTM) | Executive Vice President | Sell | 265 | $7,706 |
Source: SEC Form 4 filings · as of 2026-09-29