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CHRISTOPHER KOSTER Insider Profile

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CHRISTOPHER KOSTER, Secretary & GC at Centene, holds 248.95K shares in Centene (Ticker: CNC). Most recently, CHRISTOPHER KOSTER Sold 56,500 shares of Centene on Aug 27, 2026 for an estimated value of $3.78M.
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CHRISTOPHER KOSTER

CHRISTOPHER KOSTER
Centene (CNC)
Secretary & GC

Ranked #60,881 out of 109,287 Corporate Insiders

Profitable Transactions

0%
0 out of 2 Profitable Transactions

Average Return

-6.30%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$18M
100.00%
A breakdown of CHRISTOPHER KOSTER's holdings
See the Top Stocks by Insiders

Insider Roles

Centene
(CNC)
Secretary & GC
Roles that CHRISTOPHER KOSTER holds in companies
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Most Profitable Insider Trade

Stock:
Centene
(CNC)
Rating:Informative Sell
Date:Aug 27, 2026 - Today
Return:-5.80%
The most profitable trade made by CHRISTOPHER KOSTER
See the Latest Stocks Traded by Insiders

CHRISTOPHER KOSTER's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
CNC
Centene
Aug 27, 2026
Secretary & GC
Informative Sell
3.78M
$17.74M
Success Rate for
CNC
0 out of 2 profitable transactions on
CNC
0%
Average Return for
CNC
Average return per transaction on
CNC
-6.30%
Date
Transaction
Amount
No. of Shares
Price per Share
Profit
Link to Report
Dec 17, 2020
Uninformative Buy
$2.68M
45,746
$58.48
―
Jun 25, 2021
Uninformative Buy
$974.70K
13,500
$72.20
―
Dec 17, 2021
Uninformative Buy
$3.36M
42,203
$79.68
―
Feb 09, 2023
Uninformative Buy
$0.00
324
$0.00
―
Mar 17, 2023
Uninformative Buy
$2.63M
41,444
$63.34
―
List of latest transactions for each holding click on a transaction to see CHRISTOPHER KOSTER's performance on stock
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CHRISTOPHER KOSTER insider profile FAQ

What is the percentage of profitable transactions made by CHRISTOPHER KOSTER?
The percentage of profitable transactions made by CHRISTOPHER KOSTER is 0%.
    What is the average return per transaction made by CHRISTOPHER KOSTER?
    The average return per transaction made by CHRISTOPHER KOSTER is -6.30%.
      What stocks does CHRISTOPHER KOSTER hold?
      CHRISTOPHER KOSTER holds: CNC stocks.
        What was CHRISTOPHER KOSTER’s latest transaction?
        CHRISTOPHER KOSTER latest transaction was an Informative Sell of $3.78M.
          What was CHRISTOPHER KOSTER's most profitable transaction?
          CHRISTOPHER KOSTER’s most profitable transaction was an Informative Sell of CNC stock on August 27, 2026. The return on the trade was -5.80%.
            What is CHRISTOPHER KOSTER's role in Centene?
            CHRISTOPHER KOSTER's role in Centene is Secretary & GC.
              How can I follow the stock ratings of top corporate insiders?
              Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.