LYTIR

Company · CME

CME Group Inc.

Name as listed on its exchange; filed with the SEC as CME GROUP INC.

Nasdaq's symbol directory lists CME on Nasdaq as “CME Group Inc. - Class A Common Stock”.

In the 12 months to Nov 8, 2026: insiders bought on 2 occasions ($156K); insiders sold on 6 occasions ($9.6M); 7 planned-sale notices; 4 congressional trade disclosures; 5 company reports (Form 8-K, since May 26, 2026).

All insider filings at the SEC

Insider purchases and sales, by month (last 12 months)Insider purchases: $156K in total; Insider sales: $9.6M in total.Jun: Insider purchases $78KSep: Insider purchases $78KSep: Insider sales $4.3MOct: Insider sales $1.6MNov: Insider sales $3.7MDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $156KInsider sales below: $9.6M
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. Terrence A. Duffy, Chairman and CEO sold on 1 day latest Sep 10, 2026 sold $4.1M
  2. Julie Winkler, Sr MD Chief Commercial Officer sold on 1 day latest Nov 2, 2026 sold $3.1M
  3. Sunil Cutinho, Chief Information Officer sold on 1 day latest Oct 27, 2026 sold $1.5M
  4. SIEGEL HOWARD J sold on 1 day latest Nov 2, 2026 sold $606K
  5. William R. Shepard bought on 2 days latest Sep 25, 2026 bought $156K
  6. Cook Elizabeth A sold on 1 day latest Sep 14, 2026 sold $140K
  7. GEPSMAN MARTIN J sold on 1 day latest Oct 22, 2026 sold $121K
Every trade (8)
  1. SELLJulie Winkler, Sr MD Chief Commercial Officer sold Nov 2, 2026 10,079 shares filing $3.1M
  2. SELLSIEGEL HOWARD J sold Nov 2, 2026 2,000 shares filing $606K
  3. SELLSunil Cutinho, Chief Information Officer sold Oct 27, 2026 5,000 shares filing $1.5M
  4. SELLGEPSMAN MARTIN J sold Oct 22, 2026 400 shares filing $121K
  5. BUYWilliam R. Shepard bought Sep 25, 2026 292 shares filing $78K
  6. SELLCook Elizabeth A sold Sep 14, 2026 500 shares filing $140K
  7. SELLTerrence A. Duffy, Chairman and CEO sold Sep 10, 2026 15,000 shares 2 legs combined filing $4.1M
  8. BUYWilliam R. Shepard bought Jun 25, 2026 338 shares 2 legs combined filing $78K

Planned sales · SEC Form 144

Notice given

A Form 144 is filed before an insider sells restricted stock. It states an intent; the sale, if it happens, appears later on a Form 4. Every recent notice

  1. JULIE WINKLER filed Nov 2, 2026 Officer 10,079 shares planned sale date 11/02/2026 filing $3.1M
  2. SIEGEL HOWARD J filed Nov 2, 2026 Director 2,000 shares planned sale date 11/02/2026 filing $606K
  3. SUNIL CUTINHO filed Oct 27, 2026 Officer 5,000 shares planned sale date 10/27/2026 filing $1.5M
  4. MARTIN J GEPSMAN filed Oct 22, 2026 Director 400 shares planned sale date 10/22/2026 filing $121K
  5. JONATHAN MARCUS filed Sep 16, 2026 Officer 388 shares planned sale date 09/16/2026 filing $106K
  6. ELIZABETH ANNE COOK TRUST filed Sep 14, 2026 Director 500 shares planned sale date 09/14/2026 filing $140K
  7. Terrence Duffy filed Sep 10, 2026 Officer 15,000 shares planned sale date 09/10/2026 filing $4.1M

Congress · STOCK Act

The Althing

Periodic transaction reports. Amounts are the ranges members report; the trade date is when it happened, the report can come up to 45 days later.

  1. Gilbert Cisneros (D-CA31): Sale Jun 16, 2026 reported Jul 2, 2026 one of 66 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000
  2. Alan Armstrong (R-OK): Purchase Mar 27, 2026 reported Jul 21, 2026 one of 703 trades the member reported that day Senate Stock $1,001 - $15,000
  3. Gilbert Cisneros (D-CA31): Purchase Jan 9, 2026 reported Feb 13, 2026 one of 151 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000
  4. Julie Johnson (D-TX32): Sale Dec 18, 2025 reported Jan 15, 2026 one of 62 trades the member reported that day House Stocks (including ADRs) owner: joint $1,001 - $15,000

Company reports · SEC Form 8-K

In its own words

Current reports the company filed with the SEC; most items are due within four business days of the event. Each line lists the report's items by the SEC's own titles; the filing says what happened. Reports collected since May 26, 2026; every 8-K at the SEC.

  1. Results of operations and financial condition filing Oct 21, 2026
  2. Amendments to articles or bylaws; change in fiscal year filing Sep 25, 2026
  3. Departure or appointment of directors or officers filing Sep 9, 2026
  4. Regulation FD disclosure filing Aug 11, 2026
  5. Results of operations and financial condition filing Jul 22, 2026

Sources: SEC EDGAR (Forms 4, 144 and 8-K) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.