CNC insider transaction filings
CENTENE CORP — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-09-16. Screen CNC transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 10 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 2 legs across 2 filings by 1 insider — 104,103 shares, $6,891,182 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 8.
- Largest priced transaction: sale of 56,500 shares @ $66.90 ($3,779,850) by KOSTER CHRISTOPHER, filed 2026-08-27.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| KOSTER CHRISTOPHER — Secretary & General Counsel | 2 | — | 2 legs · 104,103 sh · $6,891,182 | — |
| Tyler Lauren M — Director | 2 | — | — | 2 |
| COUGHLIN CHRISTOPHER J — Director | 1 | — | — | 1 |
| DIAZ PAUL J — Director | 1 | — | — | 1 |
| EPPINGER FREDERICK H — Director | 1 | — | — | 1 |
| PIENKOS THEODORE J — Corporate Controller & CAO | 1 | — | — | 1 |
| Samuels Theodore R. II — Director | 1 | — | — | 1 |
| TANJI KENNETH — Director | 1 | — | — | 1 |
Recent Form 4 filings — CENTENE CORP
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-16 | 4 | PIENKOS THEODORE J — Corporate Controller & CAO | Tax withholding (F): 1,092 @ $69.41 | EDGAR |
| 2026-08-27 | 4 | KOSTER CHRISTOPHER — Secretary & General Counsel | Sale (S): 56,500 @ $66.90 | EDGAR |
| 2026-08-19 | 4 | KOSTER CHRISTOPHER — Secretary & General Counsel | Sale (S): 47,603 @ $65.36 | EDGAR |
| 2026-07-28 | 4 | DIAZ PAUL J — Director | Grant/award (A): 2,771 @ $0 | EDGAR |
| 2026-07-20 | 4 | Tyler Lauren M — Director | Grant/award (A): 3,155 @ $0 | EDGAR |
| 2026-07-01 | 4 | Tyler Lauren M — Director | Grant/award (A): 61 @ $0 | EDGAR |
| 2026-07-01 | 4 | TANJI KENNETH — Director | Grant/award (A): 581 @ $0 | EDGAR |
| 2026-07-01 | 4 | Samuels Theodore R. II — Director | Grant/award (A): 465 @ $0 | EDGAR |
| 2026-07-01 | 4 | EPPINGER FREDERICK H — Director | Grant/award (A): 833 @ $0 | EDGAR |
| 2026-07-01 | 4 | COUGHLIN CHRISTOPHER J — Director | Grant/award (A): 562 @ $0 | EDGAR |
| 2026-06-15 | 4 | SMITH SUSAN RAYE — Chief Operating Officer | Tax withholding (F): 483 @ $65.19 | EDGAR |
| 2026-06-11 | 4 | Burdick Kenneth A — Director | Sale (S): 80,000 @ $64.55 | EDGAR |
| 2026-06-02 | 4 | Carson Michael A — Group President, Medicare&Spec | Code (I): 604.00 (derivative) @ $59.60 | EDGAR |
| 2026-05-26 | 4 | Carson Michael A — Group President, Medicare&Spec | Grant/award (A): 47.94 (derivative) @ $57.77 | EDGAR |
| 2026-05-13 | 4 | TANJI KENNETH — Director | Grant/award (A): 3,992 @ $0 | EDGAR |
| 2026-05-13 | 4 | Samuels Theodore R. II — Director | Grant/award (A): 3,992 @ $0 | EDGAR |
| 2026-05-13 | 4 | FORD MONTE E — Director | Grant/award (A): 3,992 @ $0 | EDGAR |
| 2026-05-13 | 4 | EPPINGER FREDERICK H — Director | Grant/award (A): 6,654 @ $0 | EDGAR |
| 2026-05-13 | 4 | Dallas H James — Director | Grant/award (A): 3,992 @ $0 | EDGAR |
| 2026-05-13 | 4 | COUGHLIN CHRISTOPHER J — Director | Grant/award (A): 3,992 @ $0 | EDGAR |
| 2026-05-13 | 4 | Burdick Kenneth A — Director | Grant/award (A): 3,992 @ $0 | EDGAR |
| 2026-05-13 | 4 | BLUME JESSICA L. — Director | Grant/award (A): 3,992 @ $0 | EDGAR |
| 2026-04-16 | 4 | MCNALLY TANYA M — Chief People Officer | Tax withholding (F): 964 @ $37.26 | EDGAR |
| 2026-03-31 | 4 | TANJI KENNETH — Director | Grant/award (A): 1,179 @ $0 | EDGAR |
| 2026-03-31 | 4 | Samuels Theodore R. II — Director | Grant/award (A): 943 @ $0 | EDGAR |
| 2026-03-31 | 4 | EPPINGER FREDERICK H — Director | Grant/award (A): 1,690 @ $0 | EDGAR |
| 2026-03-31 | 4 | COUGHLIN CHRISTOPHER J — Director | Grant/award (A): 1,140 @ $0 | EDGAR |
| 2026-03-17 | 4 | SMITH SUSAN RAYE — Chief Operating Officer | Tax withholding (F): 2,918 @ $34.45 | EDGAR |
| 2026-03-17 | 4 | MCNALLY TANYA M — Chief People Officer | Tax withholding (F): 2,785 @ $34.45 | EDGAR |
| 2026-03-17 | 4 | LONDON SARAH — Chief Executive Officer, Director | Tax withholding (F): 36,061 @ $34.45 | EDGAR |
| 2026-03-17 | 4 | KOSTER CHRISTOPHER — Secretary & General Counsel | Tax withholding (F): 9,087 @ $34.45 | EDGAR |
| 2026-03-17 | 4 | CASSO KATIE — Corporate Controller & CAO | Tax withholding (F): 3,359 @ $34.45 | EDGAR |
| 2026-03-17 | 4 | Asher Andrew Lynn — Chief Financial Officer | Tax withholding (F): 15,241 @ $34.45 | EDGAR |
| 2026-02-06 | 4/A | CASSO KATIE — Corporate Controller & CAO | Grant/award (A): 26,036 @ $0 | EDGAR |
| 2026-02-06 | 4/A | MCNALLY TANYA M — Chief People Officer | Grant/award (A): 74,311 @ $0 | EDGAR |
| 2026-02-06 | 4/A | SMITH SUSAN RAYE — Chief Operating Officer | Grant/award (A): 112,823 @ $0 | EDGAR |
| 2026-02-06 | 4/A | KOSTER CHRISTOPHER — Secretary & General Counsel | Grant/award (A): 126,925 @ $0 | EDGAR |
| 2026-02-06 | 4/A | Asher Andrew Lynn — Chief Financial Officer | Grant/award (A): 173,573 @ $0 | EDGAR |
| 2026-02-06 | 4/A | LONDON SARAH — Chief Executive Officer, Director | Grant/award (A): 520,720 @ $0 | EDGAR |
| 2026-01-28 | 4 | SMITH SUSAN RAYE — Chief Operating Officer | Grant/award (A): 112,823 @ $0 | EDGAR |
| 2026-01-28 | 4 | MCNALLY TANYA M — Chief People Officer | Grant/award (A): 74,311 @ $0 | EDGAR |
| 2026-01-28 | 4 | LONDON SARAH — Chief Executive Officer, Director | Grant/award (A): 520,720 @ $0 | EDGAR |
| 2026-01-28 | 4 | KOSTER CHRISTOPHER — Secretary & General Counsel | Grant/award (A): 126,925 @ $0 | EDGAR |
| 2026-01-28 | 4 | CASSO KATIE — Corporate Controller & CAO | Grant/award (A): 26,036 @ $0 | EDGAR |
| 2026-01-28 | 4 | Asher Andrew Lynn — Chief Financial Officer | Grant/award (A): 173,573 @ $0 | EDGAR |
| 2026-01-16 | 4 | MCNALLY TANYA M — Chief People Officer | Tax withholding (F): 725 @ $46.17 | EDGAR |
| 2026-01-05 | 4 | Samuels Theodore R. II — Director | Grant/award (A): 608 @ $0 | EDGAR |
| 2026-01-05 | 4 | EPPINGER FREDERICK H — Director | Grant/award (A): 608 @ $0 | EDGAR |
| 2026-01-05 | 4 | COUGHLIN CHRISTOPHER J — Director | Grant/award (A): 729 @ $0 | EDGAR |
| 2026-01-05 | 4 | Burdick Kenneth A — Director | Grant/award (A): 729 @ $0 | EDGAR |
Recent 8-K events — CENTENE CORP
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-09-16 | 8-K | 7.01 — Regulation FD Disclosure | EDGAR |
| 2026-08-17 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-29 | 8-K | 8.01 — Other Events | EDGAR |
| 2026-07-28 | 8-K | 2.02 — Results of Operations and Financial Condition 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-22 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-15 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-04-28 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-24 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-03-10 | 8-K | 7.01 — Regulation FD Disclosure 8.01 — Other Events | EDGAR |
| 2026-02-23 | 8-K | 7.01 — Regulation FD Disclosure | EDGAR |
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