InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (2 ops.)
Explore the complete record of transactions filed by KOSTER CHRISTOPHER, Directeur Juridique. Officer active across 1 companies, notably CENTENE CORP. Cumulatively, 10 reports have been published. Total volume traded: €1.7m. The latest transaction was disclosed on 26 January 2026 — Attribution. Regulator: SEC (Form 4). All data is openly available.
Declarations10 total
0126,925 shares0
Common Stock
SEC:0001071739-26-000040·
0126,925 shares0
Common Stock
SEC:0001071739-26-000040:0·
€344,4045,856 shares@ €58.81220.0012% mcap16.3% of flow
Common Stock
SEC:0001071739-21-000279·
€344,4045,856 shares@ €58.81220.0012% mcap8.2% of flow
Common Stock
SEC:0001071739-21-000279:0·
€89,0351,343 shares@ €66.29590.0003% mcap4.2% of flow
Common Stock
SEC:0001071739-21-000258·
€89,0351,343 shares@ €66.29590.0003% mcap2.1% of flow
Common Stock
SEC:0001071739-21-000258:0·
€858,83714,300 shares@ €60.05850.0030% mcap40.7% of flow
Common Stock
SEC:0001071739-21-000236·
€858,83714,300 shares@ €60.05850.0030% mcap20.4% of flow
Common Stock
SEC:0001071739-21-000236:0·
€816,79913,500 shares@ €60.50360.0028% mcap38.7% of flow
Common Stock
SEC:0001071739-21-000159·
€816,79913,500 shares@ €60.50360.0028% mcap19.4% of flow
Common Stock
SEC:0001071739-21-000159:0·
10 of 10 declarations
About KOSTER CHRISTOPHER
Christopher Koster serves as Secretary and General Counsel at Centene Corp. In this role, he is responsible for managing the company's legal affairs and regulatory compliance. Christopher plays a key role in protecting Centene's legal interests and in developing policies that support the company's strategic objectives. His expertise in business law and regulation is essential for navigating the complex legal landscape in which the company operates.
