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Start 7-day demoLatest CNC insider trades
- Christopher Koster - OfficerOpen-market sale$3.78M
- Christopher Koster - OfficerOpen-market sale$3.11M
Kenneth A. Burdick
About CENTENE CORP (CNC)
CENTENE CORP files with the SEC under CIK 0001071739 and is classified as hospital and medical service plans. We track it alongside the rest of the Health Care sector.
CNC Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 2 | 104,103 | $6.89M |
| Grant or award | 7 | 9,041 | |
| Tax withholding / forfeiture | 1 | 1,092 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
CNC insider transactions (Form 4)
31102 Form 4 filings on record, the earliest from Oct 2, 2024, newest first. Filing history page 2 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Frederick H. Eppinger - Director | Grant or award | Common Stock | 1,690 | $0.00 | - | |
| Christopher J. Coughlin - Director | Grant or award | Common Stock | 1,140 | $0.00 | - | |
| Susan Raye Smith - Officer | Tax withholding / forfeiture | Common Stock | 2,918 footnote F1 | $34.45 | $101K | |
| ||||||
| Tanya M. McNally - Officer | Tax withholding / forfeiture | Common Stock | 2,785 footnote F1 | $34.45 | $96K | |
| ||||||
 Sarah London - Officer | Tax withholding / forfeiture | Common Stock | 36,061 footnote F1 | $34.45 | $1.24M | |
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| Christopher Koster - Officer | Tax withholding / forfeiture | Common Stock | 9,087 footnote F1 | $34.45 | $313K | |
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| Katie Casso - Officer | Tax withholding / forfeiture | Common Stock | 3,359 footnote F1 | $34.45 | $116K | |
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| Andrew Lynn Asher - Officer | Tax withholding / forfeiture | Common Stock | 15,241 footnote F1 | $34.45 | $525K | |
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| Katie Casso - Officer | Grant or award | Common Stock | 26,036 | $0.00 | - | |
| Tanya M. McNally - Officer | Grant or award | Common Stock | 74,311 | $0.00 | - | |
| Susan Raye Smith - Officer | Grant or award | Common Stock | 112,823 | $0.00 | - | |
| Christopher Koster - Officer | Grant or award | Common Stock | 126,925 | $0.00 | - | |
| Andrew Lynn Asher - Officer | Grant or award | Common Stock | 173,573 | $0.00 | - | |
| Sarah London - Officer | Grant or award | Common Stock | 520,720 | $0.00 | - | |
| Susan Raye Smith - Officer | Grant or award | Common Stock | 112,823 footnote F1 | $0.00 | - | |
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| Tanya M. McNally - Officer | Grant or award | Common Stock | 74,311 footnote F1 | $0.00 | - | |
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| Sarah London - Officer | Grant or award | Common Stock | 520,720 footnote F1 | $0.00 | - | |
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| Christopher Koster - Officer | Grant or award | Common Stock | 126,925 footnote F1 | $0.00 | - | |
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| Katie Casso - Officer | Grant or award | Common Stock | 26,036 footnote F1 | $0.00 | - | |
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| Andrew Lynn Asher - Officer | Grant or award | Common Stock | 173,573 footnote F1 | $0.00 | - | |
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| Tanya M. McNally - Officer | Tax withholding / forfeiture | Common Stock | 725 footnote F1 | $46.17 | $33K | |
| ||||||
| Kenneth A. Burdick - Director | Open-market sale | Common Stock | 33,211 | $39.04 footnote F1 | $1.30M | |
| Kenneth A. Burdick - Director | Open-market sale | Common Stock | 32,796 | $39.00 | $1.28M | |
| ||||||
| Kenneth Tanji - Director | Grant or award | Common Stock | 803 | $0.00 | - | |
 Theodore R. Samuels II - Director | Grant or award | Common Stock | 710 | $0.00 | - | |
| Frederick H. Eppinger - Director | Grant or award | Common Stock | 710 | $0.00 | - | |
| Christopher J. Coughlin - Director | Grant or award | Common Stock | 852 | $0.00 | - | |
| Kenneth A. Burdick - Director | Grant or award | Common Stock | 852 | $0.00 | - | |
| Sarah London - Officer | Open-market purchase | Common Stock | 19,230 | $25.50 | $490K | |
| Theodore R. Samuels II - Director | Open-market purchase | Common Stock | 9,000 | $27.62 | $249K | |
| Kenneth A. Burdick - Director | Grant or award | Common Stock | 556 | $0.00 | - | |
Item 8.01
Item 7.01
Item 5.02, 7.01, 9.01
Item 8.01
Recent CNC Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Burdick Kenneth A | Former Director | 43,600 | $2.83M | View on EDGAR | |
| KOSTER CHRISTOPHER | Officer | 56,500 |
Stock trades in CNC disclosed by members of the U.S. House in the last 12 months, newest first. Values are the ranges as filed.
| Member | Type | Traded | Disclosed | Value range | Owner | Days to disclose | Filing |
|---|---|---|---|---|---|---|---|
 Julia LetlowRepublican, LA-05 | Sale |
CNC insider trading FAQ
What is the latest insider trade for CNC?
CENTENE CORP (CNC) had 10 insider filings in the last 90 days, with the most recent on 2026-09-30. The full record for CNC runs to 102 Form 4 filings, the earliest from 2024-10-02. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying CNC stock?
No insider purchases of CNC were filed in the last 90 days. 9 purchases are on record for this company.
How many insiders are selling CNC stock?
2 insider sales of CNC were filed in the last 90 days, totaling $6.89M.
Where can I see CNC SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects CNC Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Lauren M. Tyler view on EDGAR
- - Kenneth Tanji view on EDGAR
- - Theodore R. Samuels II view on EDGAR
- - Frederick H. Eppinger view on EDGAR
- - Christopher J. Coughlin view on EDGAR
- - Theodore J. Pienkos view on EDGAR
- - Christopher Koster view on EDGAR
- - Christopher Koster view on EDGAR
- - Paul J. Diaz view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where CNC's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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