CME CME GROUP INC.: institutional ownership and insider trading
1,864 funds reported holding $88.4B of CME GROUP INC. in their latest 13F filings; in Q2 2026 funds net bought $146M, with 145 new positions and 238 funds selling out; over the last 12 months insiders bought $667K and sold $30.1M on the open market.
Famous investors holding CME
- Seth Klarman (Baupost Group): $137M, 2.5% of the portfolio
- Two Sigma (Two Sigma Investments): $534M, 0.4% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $150M, 0.2% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $292M, 0.1% of the portfolio
- Izzy Englander (Millennium Management): $277M, 0.1% of the portfolio
- Andreas Halvorsen (Viking Global Investors): $33.8M, 0.1% of the portfolio
- Tom Gayner (Markel Group): $11.0M, 0.1% of the portfolio
- George Soros (Soros Fund Management): $6.63M, 0.1% of the portfolio
- Ken Griffin (Citadel Advisors): $491M, 0.1% of the portfolio
Largest institutional holders of CME
- VANGUARD GROUP INC — $9.80B
- BlackRock, Inc. (BLK) — $6.75B
- VANGUARD CAPITAL MANAGEMENT LLC — $5.23B
- STATE STREET CORP (STT, STT-PG) — $3.61B
- Banque Cantonale Vaudoise — $3.33B
- MORGAN STANLEY (MS, MS-PA, MS-PE, MS-PF, MS-PI, MS-PK, MS-PL, MS-PO, MS-PP, MS-PQ) — $2.15B
- GEODE CAPITAL MANAGEMENT, LLC — $2.05B
- VANGUARD PORTFOLIO MANAGEMENT LLC — $2.02B
- Capital World Investors — $1.51B
- JPMORGAN CHASE & CO (JPM, AMJB, VYLD, JPM-PC, JPM-PD, JPM-PJ, JPM-PK, JPM-PL, JPM-PM) — $1.26B
Recent CME insider trades
- Oct 22, 2026: Gepsman Martin J sold 400 shares ($121K)
- Sep 25, 2026: Shepard William R bought 293 shares ($78.6K)
- Sep 14, 2026: Cook Elizabeth A sold 500 shares ($140K)
- Sep 10, 2026: Duffy Terrence A sold 15,000 shares ($4.12M)
Members of Congress trading CME
- Jun 16, 2026: Gilbert Ray Cisneros, Jr. sold part of $1.00K–$15.0K
- Jan 9, 2026: Gilbert Ray Cisneros, Jr. bought $1.00K–$15.0K
- Dec 18, 2025: Julie Johnson sold $1.00K–$15.0K
- Nov 13, 2025: Julie Johnson sold part of $1.00K–$15.0K
- Sep 23, 2025: Val T. Hoyle sold $1.00K–$15.0K
- Aug 14, 2025: Julie Johnson sold part of $1.00K–$15.0K
- Aug 11, 2025: Julie Johnson bought $1.00K–$15.0K
- Jul 22, 2025: Julie Johnson bought $1.00K–$15.0K
- May 21, 2025: Val T. Hoyle bought $1.00K–$15.0K
- May 12, 2025: Jefferson Shreve sold $15.0K–$50.0K
5%+ owners
- Vanguard Capital Management: 7.5% (Schedule 13G, filed Apr 29, 2026)