Who
Christopher Koster
Secretary & General Counsel
Company insider
Files Form 4 as: Secretary & General Counsel, Centene.
In numbers
- Trades disclosed
- 47
- Buys
- 0
- Sells
- 3
- Bought
- $0
- Sold
- $14.8M
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 7 Feb 2020
- Last trade
- 26 Aug 2026
- Last filed
- 27 Aug 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 26 Aug 2026filed 27 Aug 2026 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Sold | $3.8M56,500 at $66.90 | filing |
| 26 Aug 2026filed 27 Aug 2026 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Sold | $3.8M56,500 at $66.90 | filing |
| 18 Aug 2026filed 19 Aug 2026 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Sold | $3.1M47,603 at $65.36 | filing |
| 18 Aug 2026filed 19 Aug 2026 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Sold | $3.1M47,603 at $65.36 | filing |
| 15 Mar 2026filed 17 Mar 2026 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code F | $313K9,087 at $34.45 | filing |
| 15 Mar 2026filed 17 Mar 2026 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code F | $313K9,087 at $34.45 | filing |
| 26 Jan 2026filed 6 Feb 2026 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code A | —126,925 at $0.00 | filing |
| 26 Jan 2026filed 6 Feb 2026 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code A | —126,925 at $0.00 | filing |
| 26 Jan 2026filed 28 Jan 2026 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code A | —126,925 at $0.00 | filing |
| 26 Jan 2026filed 28 Jan 2026 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code A | —126,925 at $0.00 | filing |
| 15 Mar 2025filed 18 Mar 2025 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code F | $235K4,039 at $58.19 | filing |
| 15 Mar 2025filed 18 Mar 2025 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code A | —85,925 at $0.00 | filing |
| 4 Feb 2025filed 6 Feb 2025 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code D | —10,661 at $0.00 | filing |
| 4 Feb 2025filed 6 Feb 2025 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code F | $250K3,852 at $64.82 | filing |
| 15 Dec 2024filed 17 Dec 2024 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code F | $150K2,518 at $59.42 | filing |
| 23 Jun 2024filed 24 Jun 2024 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code F | $135K1,987 at $67.93 | filing |
| 15 Mar 2024filed 19 Mar 2024 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code F | $162K2,135 at $76.05 | filing |
| 15 Mar 2024filed 19 Mar 2024 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code A | —37,147 at $0.00 | filing |
| 6 Feb 2024filed 8 Feb 2024 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code A | —6,336 at $0.00 | filing |
| 6 Feb 2024filed 8 Feb 2024 | CNC CenteneManaged Care & Insurers | SEC FORM 4 Code F | $996K13,449 at $74.07 | filing |
News
Centene (NYSE:CNC) Hits New 1-Year High – Still a Buy?CNC · dailypolitical.com · 21 Oct 2026Centene exiting Hawaii's Med-QUEST program at end of year | Honolulu Star-AdvertiserCNC · staradvertiser.com · 18 Oct 2026Centene (NYSE:CNC) vs. Exagen (NASDAQ:XGN) Head to Head SurveyCNC · themarketsdaily.com · 14 Oct 2026
0 headlines in the last 90 days name Christopher Koster; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.