Shepherd Brian A. (CIK 1567675) reported 9 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-18). Recent activity: Sell CSGS (575,191 shares), Buy CSGS (37,175 shares), Buy CSGS (29,737 shares), Sell CSGS (114,600 shares), Sell CSGS (22,797 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-18 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | President & CEO | Sell | 575,191 | $46.4M |
| 2026-01-22 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | President & CEO | Buy | 37,175 | $0 |
| 2025-12-19 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | President & CEO | Buy | 29,737 | $0 |
| 2025-12-19 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | President & CEO | Sell | 114,600 | $8.8M |
| 2025-03-11 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | President & CEO | Sell | 22,797 | $1.4M |
| 2025-03-11 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | President & CEO | Buy | 49,891 | $0 |
| 2025-03-11 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | President & CEO | Buy | 74,837 | $0 |
| 2025-02-24 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | President & CEO | Buy | 14,143 | $0 |
| 2025-02-24 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | President & CEO | Sell | 33,389 | $2.1M |
Source: SEC Form 4 filings · as of 2026-05-18