Insider trade

Officer sold ~$3.11M of CNC shares in the open market

Traded Aug 18, 2026 · Filed Aug 19, 2026

~$3.11M
Reported value · 48K sh @ $65.36: 305K
Holds after · shares reported: -6.5%
stock since the trade · S&P 500 -0.5%, $65.22 → $60.99 on Oct 1

Why it stands out

Centene Corporation's Secretary & General Counsel sold $3.11M of Centene Corporation shares. It happened by itself, for taxes or pay.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Aug 18, 2026
Reporting period: Not applicable
Filed with the SEC: Aug 19, 2026

Officer$1M+Pre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$3,111,332

Shares × reported transaction price

Timing vs results

21 days after results of Jul 28, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $65.22 on Aug 18, 2026, 130% above its 52-week low and 5% below its high, after a 1% drop over the previous 30 trading days

52-week range $28.38 (Aug 28, 2025) to $68.72 (Jul 14, 2026), 91% of the way up, from 251 adjusted closes. 30 trading days earlier: $66.12 on Jul 7, 2026. Describes the past only, not a forecast

Planned / mechanical clue

Footnote references an employee stock purchase plan

Only flagged when a footnote says so; never inferred

Securities lawsuit open at the trade date

A securities lawsuit naming the company as a defendant was filed on Jul 9, 2025 in the U.S. District Court, S.D. New York. A filing is an allegation, not a finding.

Lunstrum v. Centene Corporation, docket 1:25-cv-05659, via CourtListener (court records). Nature of suit 850, company named as first defendant

After it was reported

After	Stock	S&P 500	Difference
7 days	+1.9%	+1.1%	+0.8%
30 days	+1.3%	+1.4%	-0.1%

Past results only. Not a forecast.

Source receipt

Record ID: 0001071739-26-000167
Filed / recorded: Aug 19, 2026, 8:45 PM UTC
Added to OQRO: Oct 2, 2026, 12:27 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: CENTENE CORP
Issuer CIK: 1071739
Ticker: CNC
Reporting person: Christopher Koster
Relationship: Officer
Officer title: Secretary & General Counsel
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Aug 18, 2026
Transaction code: S
Shares / units: 47,603
Price per share: $65.36
Acquired / disposed: Disposed (D)
Shares owned after: 305,353.991
Ownership form: Direct
Amendment: No

Footnotes from the filing

The weighted average price for this transaction is reported within the form. Shares were sold at prices ranging from $65.28 to $65.45. Full information regarding the number of shares at each price is available upon request.
Updated ownership includes common stock acquired through the Company's Employee Stock Purchase Program.
Ownership includes 229,874 shares of previously-granted restricted stock units and performance stock units (reported at target level performance) subject to vesting requirements.