Company / CIK 0001071739
CENTENE CORP
- Ticker
- CNC
- Size, estimated from filings
- Large cap ($10B – $200B)
- Insiders on file
- 18
- Members of Congress who traded it
- 1
- Federal contracts on record
- none matched
- Lobbying filings on record
- 20
- SEC filings
- EDGAR ↗
- Latest trade on record
- October 15, 2026
CENTENE CORP (CNC) has 18 insiders on file who disclosed 53 transactions in the last 12 months (0 open-market buys, 16 sales, about $17.7M at reported prices), and 2 congressional trades in its stock are on record. No federal contract award that started in the last 180 days was found for a recipient with exactly this name, and 10 lobbying filings naming it as client report $3.1M in 2026.
CENTENE CORP in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
BoughtSold
8 people account for the disclosed buying and selling in CENTENE CORP over the last 12 months; the most active is Burdick Kenneth A with $7.7M.
Lobbying spend by quarter
How much has CENTENE CORP reported spending on federal lobbying?
CENTENE CORP reported $5.5M in lobbying over the last eight quarters, from filings matched by exact company name.
Insiders
| Name | Role | Rows | Bought | Sold | Last filed |
|---|---|---|---|---|---|
| Carson Michael A | Group President, Medicare&Spec | 3 | 0 | 1 | October 15, 2026 |
| Samuels Theodore R. II | Director | 6 | 0 | 0 | October 8, 2026 |
| COUGHLIN CHRISTOPHER J | Director | 6 | 0 | 0 | September 30, 2026 |
| EPPINGER FREDERICK H | Director | 6 | 0 | 0 | September 30, 2026 |
| TANJI KENNETH | Director | 6 | 0 | 0 | September 30, 2026 |
| Tyler Lauren M | Director | 3 | 0 | 0 | September 30, 2026 |
| PIENKOS THEODORE J | Corporate Controller & CAO | 1 | 0 | 1 | September 16, 2026 |
| KOSTER CHRISTOPHER | Secretary & General Counsel | 4 | 0 | 3 | August 27, 2026 |
| DIAZ PAUL J | Director | 1 | 0 | 0 | July 28, 2026 |
| SMITH SUSAN RAYE | Chief Operating Officer | 3 | 0 | 2 | June 15, 2026 |
| Burdick Kenneth A | Director | 6 | 0 | 3 | June 11, 2026 |
| Dallas H James | Director | 1 | 0 | 0 | May 18, 2026 |
| BLUME JESSICA L. | Director | 1 | 0 | 0 | May 13, 2026 |
| FORD MONTE E | Director | 1 | 0 | 0 | May 13, 2026 |
| MCNALLY TANYA M | Chief People Officer | 4 | 0 | 3 | April 16, 2026 |
| Asher Andrew Lynn | Chief Financial Officer | 2 | 0 | 1 | March 17, 2026 |
| CASSO KATIE | Corporate Controller & CAO | 2 | 0 | 1 | March 17, 2026 |
| LONDON SARAH | Chief Executive Officer | 2 | 0 | 1 | March 17, 2026 |
Rows are this company's Form 4 rows for each person. "Bought" and "sold" count open-market purchases (code P) and sales only. More in insider buying and insider selling.
Members of Congress who traded CNC
From periodic transaction reports that name the company's stock. Amounts are the sums of the ranges as filed. Every row is on the CNC page.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| Julia Letlow | Representative (LA, District 5), Republican | 2 | 1 | 1 | $2,002–$30K | August 8, 2025 |
Insider transactions
| Filer | Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Carson Michael A | CNC | Sell F | October 15, 2026 | October 15, 2026 | 0d | 7,130 | $70 | $500K | Form 4 ↗ | ||
| Tyler Lauren M | CNC | Other A | September 30, 2026 | September 30, 2026 | 0d | 482 | — | — | Form 4 ↗ | ||
| TANJI KENNETH | CNC | Other A | September 30, 2026 | September 30, 2026 | 0d | 603 | — | — | Form 4 ↗ | ||
| Samuels Theodore R. II | CNC | Other A | September 30, 2026 | September 30, 2026 | 0d | 583 | — | — | Form 4 ↗ | ||
| EPPINGER FREDERICK H | CNC | Other A | September 30, 2026 | September 30, 2026 | 0d | 864 | — | — | Form 4 ↗ | ||
| COUGHLIN CHRISTOPHER J | CNC | Other A | September 30, 2026 | September 30, 2026 | 0d | 583 | — | — | Form 4 ↗ | ||
| PIENKOS THEODORE J | CNC | Sell F | September 15, 2026 | September 16, 2026 | 1d | 1,092 | $69 | $76K | Form 4 ↗ | ||
| KOSTER CHRISTOPHER | CNC | Sell S | August 26, 2026 | August 27, 2026 | 1d | 56,500 | $67 | $3.8M | Form 4 ↗ | ||
| KOSTER CHRISTOPHER | CNC | Sell S | August 18, 2026 | August 19, 2026 | 1d | 47,603 | $65 | $3.1M | Form 4 ↗ | ||
| DIAZ PAUL J | CNC | Other A | July 28, 2026 | July 28, 2026 | 0d | 2,771 | — | — | Form 4 ↗ | ||
| Tyler Lauren M | CNC | Other A | July 17, 2026 | July 20, 2026 | 3d | 3,155 | — | — | Form 4 ↗ | ||
| Tyler Lauren M | CNC | Other A | June 30, 2026 | July 1, 2026 | 1d | 61 | — | — | Form 4 ↗ | ||
| TANJI KENNETH | CNC | Other A | June 30, 2026 | July 1, 2026 | 1d | 581 | — | — | Form 4 ↗ | ||
| Samuels Theodore R. II | CNC | Other A | June 30, 2026 | July 1, 2026 | 1d | 465 | — | — | Form 4 ↗ | ||
| EPPINGER FREDERICK H | CNC | Other A | June 30, 2026 | July 1, 2026 | 1d | 833 | — | — | Form 4 ↗ | ||
| COUGHLIN CHRISTOPHER J | CNC | Other A | June 30, 2026 | July 1, 2026 | 1d | 562 | — | — | Form 4 ↗ | ||
| SMITH SUSAN RAYE | CNC | Sell F | June 15, 2026 | June 15, 2026 | 0d | 483 | $65 | $31K | Form 4 ↗ | ||
| Burdick Kenneth A | CNC | Sell S | June 10, 2026 | June 11, 2026 | 1d | 80,000 | $65 | $5.2M | Form 4 ↗ | ||
| Carson Michael A | CNC | Other I | May 29, 2026 | June 2, 2026 | 4d | 604 | $60 | $36K | derivative | Form 4 ↗ | |
| Carson Michael A | CNC | Other A | May 22, 2026 | May 26, 2026 | 4d | 48 | $58 | $2,769 | derivative | Form 4 ↗ | |
| TANJI KENNETH | CNC | Other A | May 12, 2026 | May 13, 2026 | 1d | 3,992 | — | — | Form 4 ↗ | ||
| Samuels Theodore R. II | CNC | Other A | May 12, 2026 | May 13, 2026 | 1d | 3,992 | — | — | Form 4 ↗ | ||
| FORD MONTE E | CNC | Other A | May 12, 2026 | May 13, 2026 | 1d | 3,992 | — | — | Form 4 ↗ | ||
| EPPINGER FREDERICK H | CNC | Other A | May 12, 2026 | May 13, 2026 | 1d | 6,654 | — | — | Form 4 ↗ | ||
| Dallas H James | CNC | Other A | May 12, 2026 | May 13, 2026 | 1d | 3,992 | — | — | Form 4 ↗ | ||
| COUGHLIN CHRISTOPHER J | CNC | Other A | May 12, 2026 | May 13, 2026 | 1d | 3,992 | — | — | Form 4 ↗ | ||
| Burdick Kenneth A | CNC | Other A | May 12, 2026 | May 13, 2026 | 1d | 3,992 | — | — | Form 4 ↗ | ||
| BLUME JESSICA L. | CNC | Other A | May 12, 2026 | May 13, 2026 | 1d | 3,992 | — | — | Form 4 ↗ | ||
| MCNALLY TANYA M | CNC | Sell F | April 15, 2026 | April 16, 2026 | 1d | 964 | $37 | $36K | Form 4 ↗ | ||
| TANJI KENNETH | CNC | Other A | March 31, 2026 | March 31, 2026 | 0d | 1,179 | — | — | Form 4 ↗ | ||
| Samuels Theodore R. II | CNC | Other A | March 31, 2026 | March 31, 2026 | 0d | 943 | — | — | Form 4 ↗ | ||
| EPPINGER FREDERICK H | CNC | Other A | March 31, 2026 | March 31, 2026 | 0d | 1,690 | — | — | Form 4 ↗ | ||
| COUGHLIN CHRISTOPHER J | CNC | Other A | March 31, 2026 | March 31, 2026 | 0d | 1,140 | — | — | Form 4 ↗ | ||
| SMITH SUSAN RAYE | CNC | Sell F | March 15, 2026 | March 17, 2026 | 2d | 2,918 | $34 | $101K | Form 4 ↗ | ||
| MCNALLY TANYA M | CNC | Sell F | March 15, 2026 | March 17, 2026 | 2d | 2,785 | $34 | $96K | Form 4 ↗ | ||
| LONDON SARAH | CNC | Sell F | March 15, 2026 | March 17, 2026 | 2d | 36,061 | $34 | $1.2M | Form 4 ↗ | ||
| KOSTER CHRISTOPHER | CNC | Sell F | March 15, 2026 | March 17, 2026 | 2d | 9,087 | $34 | $313K | Form 4 ↗ | ||
| CASSO KATIE | CNC | Sell F | March 15, 2026 | March 17, 2026 | 2d | 3,359 | $34 | $116K | Form 4 ↗ | ||
| Asher Andrew Lynn | CNC | Sell F | March 15, 2026 | March 17, 2026 | 2d | 15,241 | $34 | $525K | Form 4 ↗ | ||
| SMITH SUSAN RAYE | CNC | Other A | January 26, 2026 | January 28, 2026 | 2d | 112,823 | — | — | Form 4 ↗ | ||
| MCNALLY TANYA M | CNC | Other A | January 26, 2026 | January 28, 2026 | 2d | 74,311 | — | — | Form 4 ↗ | ||
| LONDON SARAH | CNC | Other A | January 26, 2026 | January 28, 2026 | 2d | 520,720 | — | — | Form 4 ↗ | ||
| KOSTER CHRISTOPHER | CNC | Other A | January 26, 2026 | January 28, 2026 | 2d | 126,925 | — | — | Form 4 ↗ | ||
| CASSO KATIE | CNC | Other A | January 26, 2026 | January 28, 2026 | 2d | 26,036 | — | — | Form 4 ↗ | ||
| Asher Andrew Lynn | CNC | Other A | January 26, 2026 | January 28, 2026 | 2d | 173,573 | — | — | Form 4 ↗ | ||
| MCNALLY TANYA M | CNC | Sell F | January 15, 2026 | January 16, 2026 | 1d | 725 | $46 | $33K | Form 4 ↗ | ||
| TANJI KENNETH | CNC | Other A | December 31, 2025 | January 5, 2026 | 5d | 790 | — | — | late | Form 4 ↗ | |
| Samuels Theodore R. II | CNC | Other A | December 31, 2025 | January 5, 2026 | 5d | 608 | — | — | late | Form 4 ↗ | |
| EPPINGER FREDERICK H | CNC | Other A | December 31, 2025 | January 5, 2026 | 5d | 608 | — | — | late | Form 4 ↗ | |
| COUGHLIN CHRISTOPHER J | CNC | Other A | December 31, 2025 | January 5, 2026 | 5d | 729 | — | — | late | Form 4 ↗ | |
| Burdick Kenneth A | CNC | Other A | December 31, 2025 | January 5, 2026 | 5d | 729 | — | — | late | Form 4 ↗ | |
| Burdick Kenneth A | CNC | Sell S | December 4, 2025 | December 5, 2025 | 1d | 32,796 | $39 | $1.3M | Form 4 ↗ | ||
| Burdick Kenneth A | CNC | Sell S | December 3, 2025 | December 5, 2025 | 2d | 33,211 | $39 | $1.3M | Form 4 ↗ | ||
| TANJI KENNETH | CNC | Other A | September 30, 2025 | October 1, 2025 | 1d | 803 | — | — | Form 4 ↗ | ||
| Samuels Theodore R. II | CNC | Other A | September 30, 2025 | October 1, 2025 | 1d | 710 | — | — | Form 4 ↗ | ||
| EPPINGER FREDERICK H | CNC | Other A | September 30, 2025 | October 1, 2025 | 1d | 710 | — | — | Form 4 ↗ | ||
| COUGHLIN CHRISTOPHER J | CNC | Other A | September 30, 2025 | October 1, 2025 | 1d | 852 | — | — | Form 4 ↗ | ||
| Burdick Kenneth A | CNC | Other A | September 30, 2025 | October 1, 2025 | 1d | 852 | — | — | Form 4 ↗ |
Federal contracts (USAspending, awards started in the last 180 days)
No contract award starting in the last 180 days was found for a recipient named exactly "CENTENE CORP". Subsidiaries and differently-spelled recipients are not matched — search contracts.
Lobbying (Senate LDA, as client)
| Period | Registrant | Primary issue | Amount | Source |
|---|---|---|---|---|
| 2026 Q2 | CENTENE CORPORATION | Health Issues | $1,460,000 | LDA ↗ |
| 2026 Q2 | CONTINENTAL STRATEGY, LLC | Health Issues | $105,000 | LDA ↗ |
| 2026 Q2 | BGR GOVERNMENT AFFAIRS | Health Issues | $90,000 | LDA ↗ |
| 2026 Q2 | WILLIAMS AND JENSEN, PLLC | Health Issues | $60,000 | LDA ↗ |
| 2026 Q2 | BROWNSTEIN HYATT FARBER SCHRECK, LLP | Health Issues | $60,000 | LDA ↗ |
| 2026 Q1 | CENTENE CORPORATION | Health Issues | $1,030,000 | LDA ↗ |
| 2026 Q1 | CONTINENTAL STRATEGY, LLC | Health Issues | $105,000 | LDA ↗ |
| 2026 Q1 | BGR GOVERNMENT AFFAIRS | Health Issues | $90,000 | LDA ↗ |
| 2026 Q1 | WILLIAMS AND JENSEN, PLLC | Medicare/Medicaid | $60,000 | LDA ↗ |
| 2026 Q1 | BROWNSTEIN HYATT FARBER SCHRECK, LLP | Health Issues | $60,000 | LDA ↗ |
| 2025 Q4 | CENTENE CORPORATION | Health Issues | $1,090,000 | LDA ↗ |
| 2025 Q4 | CONTINENTAL STRATEGY, LLC | Health Issues | $105,000 | LDA ↗ |
| 2025 Q4 | BGR GOVERNMENT AFFAIRS | Health Issues | $90,000 | LDA ↗ |
| 2025 Q4 | BROWNSTEIN HYATT FARBER SCHRECK, LLP | Health Issues | $60,000 | LDA ↗ |
| 2025 Q4 | WILLIAMS AND JENSEN, PLLC | Medicare/Medicaid | $60,000 | LDA ↗ |
| 2025 Q3 | CENTENE CORPORATION | Health Issues | $710,000 | LDA ↗ |
| 2025 Q3 | CONTINENTAL STRATEGY, LLC | Health Issues | $105,000 | LDA ↗ |
| 2025 Q3 | BGR GOVERNMENT AFFAIRS | Health Issues | $90,000 | LDA ↗ |
| 2025 Q3 | WILLIAMS AND JENSEN, PLLC | Medicare/Medicaid | $60,000 | LDA ↗ |
| 2025 Q3 | BROWNSTEIN HYATT FARBER SCHRECK, LLP | Health Issues | $60,000 | LDA ↗ |
Related companies
Companies whose stock was traded by the same people who traded CNC, by number of filers in common. It shows overlap in public filings and nothing else.
- BRISTOL MYERS SQUIBB CO BMY 2 filers in common
- PUBLIC SERVICE ENTERPRISE GROUP INC PEG 2 filers in common
- Meta Platforms, Inc. META 1 filer in common
- MICRON TECHNOLOGY INC MU 1 filer in common
- Albertsons Companies, Inc. ACI 1 filer in common
- INTUIT INC. INTU 1 filer in common
- ADOBE INC. ADBE 1 filer in common
- Salesforce, Inc. CRM 1 filer in common
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- Lobbying disclosure reports Reports are due about 20 days after each quarter ends.
- What disclosure data cannot tell you Filings are late by design: up to 45 days for Congress, two business days for insiders.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| House Clerk, periodic transaction reports | 1 | 2 | January 13, 2026 | January 13, 2026 | House Clerk search |
| SEC EDGAR, Form 4 | 57 | 58 | October 1, 2025 | October 15, 2026 | Form 4 list on EDGAR |
| Lobbying disclosure filings | 20 filings | — | — | — | LDA.gov search |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insiders and their transactions come from SEC EDGAR Form 4 filings for this issuer. Contracts and lobbying are matched by exact normalized name (suffixes like Inc./Corp. ignored) to USAspending recipients and LDA clients — a conservative match that misses subsidiaries on purpose. See methodology and corrections.
Not investment advice. Public records shown as filed; no recommendation is made or implied.