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SEC EDGARAUG 191 min read$CNC

KOSTER CHRISTOPHER sold $3.1M of CNC

KOSTER CHRISTOPHER (Secretary & General Counsel) sold 47,603 shares of CENTENE CORP (CNC) at $65.36 ($3.11M total) on 2026-08-18.

Original reporting
SEC EDGAR · KOSTER CHRISTOPHER
Published Aug 19, 2026, 8:45 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 19, 2026, 10:33 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
About AlphAI AI DeskScoring methodologyReport an issue
AlphAI market briefInsider activity
Primary signal
$CNC
Bearish
medium confidence
Mentioned
$CNC
Relevance
6/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$CNCBearishLow
01

Why it matters

The disclosed sale reduces insider ownership, which may be interpreted as a mild bearish cue.

02

Market read

Routine insider sale with limited trading impact; useful for compliance monitoring.

03

What to watch

Potential tax planning or personal liquidity needs could drive the sale.

Relevance 6/10Novelty 4/10Timing: post‑market 2026‑08‑18 filing

Background

Form 4 filings disclose insider transactions; investors monitor for signals.

Company-level read

Ticker impact

$CNCBearishMedium confidence
Context

Secretary & General Counsel Christopher Koster sold 47,603 shares of Centene for $3.11M, reducing his stake to 305,354 shares.

Expected impact

Modest short-term dip, likely within 1-2% range.

Evidence & confidence

Sale size is modest relative to market cap and insider role; no 10b5-1 plan suggests discretionary decision.

Market effects

Sector

Healthcare services sector sees routine insider activity; no broader impact.

Regional

U.S. market only; limited regional effect.

Global

Minimal global relevance.

Counterpoint

What could challenge this read

Insider may be diversifying; sale does not necessarily indicate negative outlook.

Key entities

  • Company
    Centene Corp

    U.S. health insurance provider.

  • Insider
    Christopher Koster

    Secretary & General Counsel of Centene.

Read at source← All news

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

CNC insider trading history →

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