Insider · SEC Forms 3, 4, 5
CIK 1494730
All transactions
Every Form 4 row this person reported, newest first
Insider · SEC Forms 3, 4, 5
Every Form 4 row this person reported, newest first
KOSTER CHRISTOPHER (CIK 1802501) reported 5 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-27). Recent activity: Sell CNC (56,500 shares), Sell CNC (47,603 shares), Sell CNC (9,087 shares), Buy CNC (126,925 shares), Buy CNC (126,925 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-27 | CENTENE CORP (CNC) | Secretary & General Counsel | Sell | 56,500 | $3.8M |
| 2026-08-19 | CENTENE CORP (CNC) | Secretary & General Counsel | Sell | 47,603 | $3.1M |
| 2026-03-17 | CENTENE CORP (CNC) | Secretary & General Counsel | Sell | 9,087 | $313,047 |
| 2026-02-06 | CENTENE CORP (CNC) | Secretary & General Counsel | Buy | 126,925 | $0 |
| 2026-01-28 | CENTENE CORP (CNC) | Secretary & General Counsel | Buy | 126,925 | $0 |
Source: SEC Form 4 filings · as of 2026-08-27