United States Healthcare Providers & Services

Centene Corp (CNC)

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The most recent insider trading activity at Centene Corp occurred on December 4, 2025, with a significant sale transaction by Kenneth A. Burdick. Prior to this, there were several proposed sale transactions and some buy transactions by executives, including the CEO, in August 2025. The last reported buy transaction was in December 2024.
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Ticker: CNC Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Burdick Kenneth A
2 sales — total 2,558,088 USD
Sale 4 Dec 2025
Value US$2,662,806.43 | Price 142.96 | Shares 51,462
Proposed sale 4 Dec 2025
Value US$2,068,546.41 | Price 384.79 | Shares 55,737
Sale 3 Dec 2025
Value US$1,909,662.13 | Price 185.25 | Shares 72,545
Proposed sale 3 Dec 2025
Value US$1,801,523.02 | Price 459.17 | Shares 41,164
Proposed sale 15 Oct 2025
Value US$196,736.97 | Price 35.84 | Shares 5,489
Proposed sale 9 Sep 2025
Value US$314,545.10 | Price 29.19 | Shares 10,775
Buy 8 Aug 2025
Value US$490,365.00 | Price 25.50 | Shares 19,230
Buy 28 Jul 2025
Value US$248,580.00 | Price 27.62 | Shares 9,000
Proposed sale 21 Mar 2025
Value US$501,970.05 | Price 59.06 | Shares 8,500
Buy 18 Dec 2024
Value US$1,015,750.00 | Price 59.75 | Shares 17,000
Buy 16 Dec 2024
Value US$14,870.00 | Price 59.48 | Shares 250
Buy 16 Dec 2024
Value US$594,400.00 | Price 59.44 | Shares 10,000
Buy 16 Dec 2024
Value US$99,903.93 | Price 59.01 | Shares 1,693
Buy 13 Dec 2024
Value US$294,300.00 | Price 58.86 | Shares 5,000
Buy 13 Nov 2024
Value US$1,000,008.00 | Price 58.14 | Shares 17,200
Buy 8 Nov 2024
Value US$250,313.60 | Price 60.80 | Shares 4,117
Proposed sale 14 May 2024
Value US$67,382.11 | Price 76.75 | Shares 878
Sale 14 May 2024
Value US$67,382.11 | Price 76.75 | Shares 878
Sale 13 May 2024
Value US$620,960.00 | Price 77.62 | Shares 8,000
Proposed sale 13 May 2024
Value US$620,995.17 | Price 77.62 | Shares 8,000
Proposed sale 5 Mar 2024
Value US$387,479.41 | Price 77.50 | Shares 5,000
Proposed sale 5 Mar 2024
Value US$387,479.41 | Price 77.50 | Shares 5,000
Sale 13 Feb 2024
Value US$774,100.00 | Price 77.41 | Shares 10,000
Proposed sale 13 Feb 2024
Value US$774,145.61 | Price 77.41 | Shares 10,000
Sale 7 Feb 2024
Value US$287,959.80 | Price 75.58 | Shares 3,810
Sale 7 Feb 2024
Value US$612,857.70 | Price 74.83 | Shares 8,190
Proposed sale 7 Feb 2024
Value US$900,868.09 | Price 75.07 | Shares 12,000
Proposed sale 6 Jun 2023
Value US$665,404.39 | Price 66.54 | Shares 10,000
Planned sale 27 Apr 2023
Value US$93,226.00 | Price 66.59 | Shares 1,400
Proposed sale 27 Apr 2023
Value US$93,226.00 | Price 66.59 | Shares 1,400
Buy 17 Mar 2023
Value US$1,878,000.00 | Price 62.60 | Shares 30,000
Buy 10 Feb 2023
Value US$273,486.00 | Price 71.97 | Shares 3,800
Buy 9 Feb 2023
Value US$215,670.00 | Price 71.89 | Shares 3,000
Buy 8 Feb 2023
Value US$503,160.00 | Price 71.88 | Shares 7,000
Buy 8 Feb 2023
Value US$494,775.00 | Price 73.30 | Shares 6,750
Planned sale 29 Jul 2022
Value US$829,890.00 | Price 92.21 | Shares 9,000
Planned sale 28 Jul 2022
Value US$111,324.00 | Price 92.77 | Shares 1,200
Planned sale 8 Jul 2022
Value US$394,240.00 | Price 88.00 | Shares 4,480
Planned sale 23 Jun 2022
Value US$858,786.60 | Price 84.03 | Shares 10,220
Planned sale 21 Jun 2022
Value US$264,033.00 | Price 80.01 | Shares 3,300
Buy 29 Apr 2022
Value US$250,563.75 | Price 81.75 | Shares 3,065
Buy 29 Apr 2022
Value US$976,440.00 | Price 81.37 | Shares 12,000
Planned sale 29 Apr 2022
Value US$647,920.00 | Price 80.99 | Shares 8,000
Buy 28 Apr 2022
Value US$507,493.80 | Price 80.94 | Shares 6,270
Planned sale 24 Mar 2022
Value US$305,199.90 | Price 82.71 | Shares 3,690
Planned sale 20 Jan 2022
Value US$221,920.00 | Price 80.00 | Shares 2,774
Planned sale 11 Jan 2022
Value US$310,440.00 | Price 77.61 | Shares 4,000
Planned sale 21 Dec 2021
Value US$232,812.58 | Price 82.94 | Shares 2,807
Planned sale 15 Dec 2021
Value US$629,562.14 | Price 82.99 | Shares 7,586
Planned sale 14 Dec 2021
Value US$633,520.00 | Price 79.19 | Shares 8,000
Planned sale 14 Dec 2021
Value US$1,842,530.00 | Price 80.11 | Shares 23,000
Planned sale 14 Dec 2021
Value US$2,142,990.00 | Price 79.37 | Shares 27,000
Planned sale 10 Nov 2021
Value US$1,500,800.00 | Price 75.04 | Shares 20,000
Planned sale 1 Nov 2021
Value US$277,120.72 | Price 70.64 | Shares 3,923
Planned sale 28 Oct 2021
Value US$1,401,800.00 | Price 70.09 | Shares 20,000
Planned sale 28 Oct 2021
Value US$591,533.10 | Price 70.17 | Shares 8,430
Planned sale 28 Oct 2021
Value US$5,403.09 | Price 70.17 | Shares 77
Planned sale 28 Oct 2021
Value US$582,130.32 | Price 70.17 | Shares 8,296
Planned sale 28 Oct 2021
Value US$1,003,431.00 | Price 70.17 | Shares 14,300
Planned sale 28 Oct 2021
Value US$1,415,400.00 | Price 70.00 | Shares 20,220
Planned sale 11 Oct 2021
Value US$211,629.00 | Price 64.13 | Shares 3,300
Planned sale 11 Jun 2021
Value US$1,779,250.00 | Price 71.17 | Shares 25,000
Planned sale 7 May 2021
Value US$1,242,000.00 | Price 69.00 | Shares 18,000
Planned sale 5 May 2021
Value US$499,330.00 | Price 65.00 | Shares 7,682
Planned sale 29 Apr 2021
Value US$432,060.00 | Price 60.00 | Shares 7,201
Planned sale 19 Mar 2021
Value US$325,000.00 | Price 65.00 | Shares 5,000
Buy 26 Feb 2021
Value US$9,936.50 | Price 58.45 | Shares 170
Planned sale 11 Feb 2021
Value US$487,760.00 | Price 60.97 | Shares 8,000
Planned sale 8 Jan 2021
Value US$787,500.00 | Price 70.00 | Shares 11,250
Planned sale 6 Jan 2021
Value US$536,000.00 | Price 67.00 | Shares 8,000
Planned sale 9 Nov 2020
Value US$21,036,000.00 | Price 70.12 | Shares 300,000
Planned sale 9 Nov 2020
Value US$1,575,000.00 | Price 70.00 | Shares 22,500
Planned sale 9 Nov 2020
Value US$2,455,600.00 | Price 70.16 | Shares 35,000
Planned sale 5 Nov 2020
Value US$536,000.00 | Price 67.00 | Shares 8,000
Planned sale 3 Nov 2020
Value US$2,170,376.74 | Price 65.11 | Shares 33,334
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-12-05 2025-12-04 S Sale
3.1
Burdick Kenneth A
Non-Executive Director
51,462 +19.8%
142.96
US$2,662,806 		51,462 +19.8% 142.96 US$2,662,806
2025-12-04 2025-12-04 PrS Proposed sale
3.1
Burdick Kenneth A

Director

Non-Executive Director
55,737
384.79
US$2,068,546 		55,737 384.79 US$2,068,546
2025-12-05 2025-12-03 S Sale
3.1
Burdick Kenneth A
Non-Executive Director
72,545 -1.8%
185.25
US$1,909,662 		72,545 -1.8% 185.25 US$1,909,662
2025-12-03 2025-12-03 PrS Proposed sale
3.1
Burdick Kenneth A

Director

Non-Executive Director
33,211
39.04
US$1,296,621 		33,211 39.04 US$1,296,621
2025-10-15 2025-10-15 PrS Proposed sale
3.6
Wayne S DeVeydt

Director

Non-Executive Director
5,489
35.84
US$196,737 		5,489 35.84 US$196,737
2025-09-09 2025-09-09 PrS Proposed sale
3.6
DeVeydt Wayne S

Director

Non-Executive Director
10,775
29.19
US$314,545 		10,775 29.19 US$314,545
2025-08-11 2025-08-08 B Purchase
3.5
LONDON SARAH

Chief Executive Officer

Executive Director
19,230 +2.3%
25.50
US$490,365 		19,230 +2.3% 25.50 US$490,365
2025-07-29 2025-07-28 B Purchase
3.4
Samuels Theodore R. II
Non-Executive Director
9,000 +39.1%
27.62
US$248,580 		9,000 +39.1% 27.62 US$248,580
2025-03-21 2025-03-21 PrS Proposed sale
2.6
FASOLA KENNETH J

Officer

Officer
8,500
59.06
US$501,970 		8,500 59.06 US$501,970
2024-12-19 2024-12-18 B Purchase
3.6
Greco Thomas
Non-Executive Director
17,000 +736.2%
59.75
US$1,015,750 		17,000 +736.2% 59.75 US$1,015,750
2024-12-17 2024-12-16 B Purchase
2.2
BLUME JESSICA L.
Non-Executive Director
250 +inf%
59.48
US$14,870 		250 +inf% 59.48 US$14,870
2024-12-17 2024-12-16 B Purchase
2.3
COUGHLIN CHRISTOPHER J
Non-Executive Director
10,000 +37.9%
59.44
US$594,400 		10,000 +37.9% 59.44 US$594,400
2024-12-17 2024-12-16 B Purchase
3.1
Dallas H James
Non-Executive Director
1,693 +inf%
59.01
US$99,904 		1,693 +inf% 59.01 US$99,904
2024-12-17 2024-12-13 B Purchase
3.4
Samuels Theodore R. II
Non-Executive Director
5,000 +27.8%
58.86
US$294,300 		5,000 +27.8% 58.86 US$294,300
2024-11-13 2024-11-13 B Purchase
2.0
Asher Andrew Lynn

Chief Financial Officer

Officer
17,200 +3.7%
58.14
US$1,000,008 		17,200 +3.7% 58.14 US$1,000,008
2024-11-08 2024-11-08 B Purchase
3.5
LONDON SARAH

Chief Executive Officer

Executive Director
4,117 +0.6%
60.80
US$250,314 		4,117 +0.6% 60.80 US$250,314
2024-05-24 2024-05-14 PrS Proposed sale
2.3
COUGHLIN CHRISTOPHER J

Director

Non-Executive Director
878
76.75
US$67,382 		878 76.75 US$67,382
2024-05-24 2024-05-14 S Sale
2.3
COUGHLIN CHRISTOPHER J
Non-Executive Director
878 -100.0%
76.75
US$67,382 		878 -100.0% 76.75 US$67,382
2024-05-15 2024-05-13 S Sale
2.6
FASOLA KENNETH J

President

Officer
8,000 -2.6%
77.62
US$620,960 		8,000 -2.6% 77.62 US$620,960
2024-05-13 2024-05-13 PrS Proposed sale
2.6
FASOLA KENNETH J

Officer

Officer
8,000
77.62
US$620,995 		8,000 77.62 US$620,995
2024-03-07 2024-03-05 PrS Proposed sale
3.3
THOMAS DAVID P

Officer

Officer
5,000
77.50
US$387,479 		5,000 77.50 US$387,479
2024-03-05 2024-03-05 PrS Proposed sale
3.3
THOMAS DAVID P

Officer

Officer
5,000
77.50
US$387,479 		5,000 77.50 US$387,479
2024-02-15 2024-02-13 S Sale
3.3
Robinson Lori Jean
Non-Executive Director
10,000 -46.6%
77.41
US$774,100 		10,000 -46.6% 77.41 US$774,100
2024-02-13 2024-02-13 PrS Proposed sale
3.3
Robinson Lori Jean

Director

Non-Executive Director
10,000
77.41
US$774,146 		10,000 77.41 US$774,146
2024-02-08 2024-02-07 S Sale
2.6
FASOLA KENNETH J

President

Officer
3,810 -1.6%
75.58
US$287,960 		3,810 -1.6% 75.58 US$287,960
2024-02-08 2024-02-07 S Sale
2.6
FASOLA KENNETH J

President

Officer
8,190 -3.3%
74.83
US$612,858 		8,190 -3.3% 74.83 US$612,858
2024-02-07 2024-02-07 PrS Proposed sale
2.6
FASOLA KENNETH J

Officer

Officer
12,000
75.07
US$900,868 		12,000 75.07 US$900,868
2023-06-06 2023-06-06 PrS Proposed sale
2.0
TRUBECK WILLIAM L

Director

Non-Executive Director
10,000
66.54
US$665,404 		10,000 66.54 US$665,404
2023-04-28 2023-04-27 PlS Planned sale
3.3
Robinson Lori Jean
Non-Executive Director
1,400 -14.1%
66.59
US$93,226 		1,400 -14.1% 66.59 US$93,226
2023-04-27 2023-04-27 PrS Proposed sale
3.3
Robinson Lori Jean

Director

Non-Executive Director
1,400
66.59
US$93,226 		1,400 66.59 US$93,226
2023-03-17 2023-03-17 B Purchase
3.5
LONDON SARAH

Chief Executive Officer

Executive Director
30,000 +10.6%
62.60
US$1,878,000 		30,000 +10.6% 62.60 US$1,878,000
2023-02-10 2023-02-10 B Purchase
2.0
Asher Andrew Lynn

EVP, CFO

Officer
3,800 +1.2%
71.97
US$273,486 		3,800 +1.2% 71.97 US$273,486
2023-02-10 2023-02-09 B Purchase
2.0
Asher Andrew Lynn

EVP, CFO

Officer
3,000 +1.0%
71.89
US$215,670 		3,000 +1.0% 71.89 US$215,670
2023-02-09 2023-02-08 B Purchase
3.4
Samuels Theodore R. II
Non-Executive Director
7,000 +142.5%
71.88
US$503,160 		7,000 +142.5% 71.88 US$503,160
2023-02-09 2023-02-08 B Purchase
0.8
MURRAY JAMES E

EVP, Chief Operating Officer

Officer
6,750 +5.2%
73.30
US$494,775 		6,750 +5.2% 73.30 US$494,775
2022-08-01 2022-07-29 PlS Planned sale
BAGLEY SHANNON

EVP, Chief Admin. Officer

Officer
9,000 -7.1%
92.21
US$829,890 		9,000 -7.1% 92.21 US$829,890
2022-08-01 2022-07-28 PlS Planned sale
3.3
Robinson Lori Jean
Non-Executive Director
1,200 -10.8%
92.77
US$111,324 		1,200 -10.8% 92.77 US$111,324
2022-07-12 2022-07-08 PlS Planned sale
GEPHARDT Richard A
Non-Executive Director
4,480 -16.6%
88.00
US$394,240 		4,480 -16.6% 88.00 US$394,240
2022-06-23 2022-06-23 PlS Planned sale
GEPHARDT Richard A
Non-Executive Director
10,220 -27.4%
84.03
US$858,787 		10,220 -27.4% 84.03 US$858,787
2022-06-23 2022-06-21 PlS Planned sale
GEPHARDT Richard A
Non-Executive Director
3,300 -8.1%
80.01
US$264,033 		3,300 -8.1% 80.01 US$264,033
2022-05-03 2022-04-29 B Purchase
3.1
Dallas H James
Non-Executive Director
3,065 +10.4%
81.75
US$250,564 		3,065 +10.4% 81.75 US$250,564
2022-05-03 2022-04-29 B Purchase
2.3
COUGHLIN CHRISTOPHER J
Non-Executive Director
12,000 +310.5%
81.37
US$976,440 		12,000 +310.5% 81.37 US$976,440
2022-05-03 2022-04-29 PlS Planned sale
BAGLEY SHANNON

EVP, Chief Admin. Officer

Officer
8,000 -5.9%
80.99
US$647,920 		8,000 -5.9% 80.99 US$647,920
2022-05-02 2022-04-28 B Purchase
3.4
Samuels Theodore R. II
Non-Executive Director
6,270 +132.6%
80.94
US$507,494 		6,270 +132.6% 80.94 US$507,494
2022-03-28 2022-03-24 PlS Planned sale
BROOKS MARK J

EVP, Chief Information Officer

Officer
3,690 -2.3%
82.71
US$305,200 		3,690 -2.3% 82.71 US$305,200
2022-01-24 2022-01-20 PlS Planned sale
BROOKS MARK J

EVP, Chief Information Officer

Officer
2,774 -1.7%
80.00
US$221,920 		2,774 -1.7% 80.00 US$221,920
2022-01-11 2022-01-11 PlS Planned sale
3.3
THOMAS DAVID P

EVP, MARKETS

Officer
4,000 -4.6%
77.61
US$310,440 		4,000 -4.6% 77.61 US$310,440
2021-12-23 2021-12-21 PlS Planned sale
TONEY COLIN A

EVP, Mergers & Acquisitions

Officer
2,807 -4.8%
82.94
US$232,813 		2,807 -4.8% 82.94 US$232,813
2021-12-17 2021-12-15 PlS Planned sale
AYALA ORLANDO
Non-Executive Director
7,586 -9.2%
82.99
US$629,562 		7,586 -9.2% 82.99 US$629,562
2021-12-14 2021-12-14 PlS Planned sale
CASSO KATIE

SVP & Corporate Controller

Officer
8,000 -20.0%
79.19
US$633,520 		8,000 -20.0% 79.19 US$633,520
2021-12-14 2021-12-14 PlS Planned sale
NEIDORFF MICHAEL F

Chairman & CEO

Executive Director
23,000 -0.4%
80.11
US$1,842,530 		23,000 -0.4% 80.11 US$1,842,530
2021-12-14 2021-12-14 PlS Planned sale
NEIDORFF MICHAEL F

Chairman & CEO

Executive Director
27,000 -0.4%
79.37
US$2,142,990 		27,000 -0.4% 79.37 US$2,142,990
2021-11-12 2021-11-10 PlS Planned sale
ROBERTS JOHN R
Non-Executive Director
20,000 -9.3%
75.04
US$1,500,800 		20,000 -9.3% 75.04 US$1,500,800
2021-11-01 2021-11-01 PlS Planned sale
LAYTON BRENT D

President & COO

Officer
3,923 -0.7%
70.64
US$277,121 		3,923 -0.7% 70.64 US$277,121
2021-11-01 2021-10-28 PlS Planned sale
NEIDORFF MICHAEL F

Chairman & CEO

Executive Director
20,000 -0.3%
70.09
US$1,401,800 		20,000 -0.3% 70.09 US$1,401,800
2021-11-01 2021-10-28 PlS Planned sale
AYALA ORLANDO
Non-Executive Director
8,430 -9.3%
70.17
US$591,533 		8,430 -9.3% 70.17 US$591,533
2021-11-01 2021-10-28 PlS Planned sale
LAYTON BRENT D

President & COO

Officer
77 -0.0%
70.17
US$5,403 		77 -0.0% 70.17 US$5,403
2021-11-01 2021-10-28 PlS Planned sale
BROOKS MARK J

EVP, Chief Information Officer

Officer
8,296 -5.0%
70.17
US$582,130 		8,296 -5.0% 70.17 US$582,130
2021-11-01 2021-10-28 PlS Planned sale
KOSTER CHRISTOPHER

SVP, Secr. & General Counsel

Officer
14,300 -10.6%
70.17
US$1,003,431 		14,300 -10.6% 70.17 US$1,003,431
2021-11-01 2021-10-28 PlS Planned sale
GEPHARDT Richard A
Non-Executive Director
20,220 -34.0%
70.00
US$1,415,400 		20,220 -34.0% 70.00 US$1,415,400
2021-10-13 2021-10-11 PlS Planned sale
GEPHARDT Richard A
Non-Executive Director
3,300 -5.3%
64.13
US$211,629 		3,300 -5.3% 64.13 US$211,629
2021-06-15 2021-06-11 PlS Planned sale
Hunter Jesse N

EVP, M&A & Chief Strategy Ofcr

Officer
25,000 -5.7%
71.17
US$1,779,250 		25,000 -5.7% 71.17 US$1,779,250
2021-05-11 2021-05-07 PlS Planned sale
1.4
Schwaneke Jeffrey A.

EVP, HealthCare Enterprises

Officer
18,000 -3.8%
69.00
US$1,242,000 		18,000 -3.8% 69.00 US$1,242,000
2021-05-06 2021-05-05 PlS Planned sale
LAYTON BRENT D

EVP, Chief BD Officer

Officer
7,682 -1.8%
65.00
US$499,330 		7,682 -1.8% 65.00 US$499,330
2021-05-03 2021-04-29 PlS Planned sale
AYALA ORLANDO
Non-Executive Director
7,201 -5.2%
60.00
US$432,060 		7,201 -5.2% 60.00 US$432,060
2021-03-23 2021-03-19 PlS Planned sale
ROBERTS JOHN R
Non-Executive Director
5,000 -26.5%
65.00
US$325,000 		5,000 -26.5% 65.00 US$325,000
2021-03-01 2021-02-26 B Purchase
3.2
DITMORE ROBERT K
Non-Executive Director
170 +0.3%
58.45
US$9,936 		170 +0.3% 58.45 US$9,936
2021-02-12 2021-02-11 PlS Planned sale
AYALA ORLANDO
Non-Executive Director
8,000 -5.6%
60.97
US$487,760 		8,000 -5.6% 60.97 US$487,760
2021-01-12 2021-01-08 PlS Planned sale
Hunter Jesse N

EVP, M&A & Chief Strategy Ofcr

Officer
11,250 -2.5%
70.00
US$787,500 		11,250 -2.5% 70.00 US$787,500
2021-01-08 2021-01-06 PlS Planned sale
BURKHALTER BRANDY

EVP, Chief Operating Officer

Officer
8,000 -2.1%
67.00
US$536,000 		8,000 -2.1% 67.00 US$536,000
2020-11-10 2020-11-09 PlS Planned sale
NEIDORFF MICHAEL F

Chairman, President & CEO

Executive Director
300,000 -4.6%
70.12
US$21,036,000 		300,000 -4.6% 70.12 US$21,036,000
2020-11-10 2020-11-09 PlS Planned sale
Hunter Jesse N

EVP, M&A & Chief Strategy Ofcr

Officer
22,500 -5.6%
70.00
US$1,575,000 		22,500 -5.6% 70.00 US$1,575,000
2020-11-10 2020-11-09 PlS Planned sale
3.1
Burdick Kenneth A

EVP, Markets & Products

Officer
35,000 -4.2%
70.16
US$2,455,600 		35,000 -4.2% 70.16 US$2,455,600
2020-11-06 2020-11-05 PlS Planned sale
BURKHALTER BRANDY

EVP, Chief Operating Officer

Officer
8,000 -2.4%
67.00
US$536,000 		8,000 -2.4% 67.00 US$536,000
2020-11-04 2020-11-03 PlS Planned sale
3.2
DITMORE ROBERT K
Non-Executive Director
33,334 -4.8%
65.11
US$2,170,377 		33,334 -4.8% 65.11 US$2,170,377
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