Insider trade

Director sold ~$1.3M of CME shares in the open market

Traded Feb 23, 2026 · Filed Feb 23, 2026

CME GroupCME

~$1.3M
Reported value · 4,200 sh @ $309.65: 43K
Holds after · shares reported: -15.6%
stock since the trade · S&P 500 +12.0%, $314.00 → $265.10 on Oct 1

Why it stands out

A board member of CME Group sold $1.3M of CME Group shares. Nobody planned it ahead of time.

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: Feb 23, 2026
Reporting period: Not applicable
Filed with the SEC: Feb 23, 2026

Director$1M+

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$1,300,530

Shares × reported transaction price

Timing vs results

19 days after results of Feb 4, 2026, 58 days before results of Apr 22, 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 $314.00 on Feb 23, 2026, at its 52-week high, after an 18% rise over the previous 30 trading days

52-week range $247.75 (Feb 24, 2025) to $314.00 (Feb 23, 2026), 100% of the way up, from 251 adjusted closes. 30 trading days earlier: $266.64 on Jan 8, 2026. Describes the past only, not a forecast

Planned / mechanical clue

None found in footnotes

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 Jun 14, 2024 in the U.S. District Court, S.D. New York. A filing is an allegation, not a finding.

Global Carbon Opportunity (Cayman) Fund Ltd. v. CME Group Inc., docket 1:24-cv-04562, 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%	-1.0%	+2.9%
30 days	-6.7%	-6.2%	-0.6%
90 days	-11.4%	+9.2%	-20.6%
180 days	-12.5%	+11.1%	-23.6%

Past results only. Not a forecast.

Source receipt

Record ID: 0001628280-26-010703
Filed / recorded: Feb 23, 2026, 9:46 PM UTC
Added to OQRO: Oct 2, 2026, 12:27 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: CME GROUP INC.
Issuer CIK: 1156375
Ticker: CME
Reporting person: Bryan T Durkin
Relationship: Director
Security: Common Stock Class A
Table: Non-derivative (Table I)
Transaction date: Feb 23, 2026
Transaction code: S
Shares / units: 4,200
Price per share: $309.65
Acquired / disposed: Disposed (D)
Shares owned after: 43,007
Ownership form: Direct
Amendment: No

Footnotes from the filing

On February 23, 2026, Mr. Durkin sold an aggregate of 4,200 shares of CME Group Class A common stock. For reporting purposes, the sale prices within $1 range have been aggregated and the weighted average has been reported. The price range was $309.25 to $310.07. The Company maintains a record of the transaction and copies will be provided upon request.

Around the same time

Officer sold ~$1.03M of CME Group

Scheduled in advance7mo ago

Officer sold ~$1.1M of CME Group

Scheduled in advance7mo ago

7mo ago

5,504Shares · @ $311.40

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record