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ROCKWOOD RESEARCH · A CORPORATE FILINGS WEBSITE|STRAIGHT FROM THE SOURCE · SEC EDGAR|SPONSOREDYour message on this tape — bid on the Rockwood Ad Exchange · Rockwood Ad Exchange|
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CME

CME GROUP INC.

Security & Commodity Brokers, Dealers, Exchanges & Services · SIC 6200CIK 1156375Held by 15 tracked managersEDGAR filings ↗10-K/10-Q ↗

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15 managers · Q2 2026 13F
Baupost Group
Seth KlarmanPosition history →
2.5%
NEW
Cantillon Capital Management
William Von MuefflingPosition history →
2.1%
(95.4%)
Century Management
Arnold Van Den BergPosition history →
1.0%
+19.4%
Mairs & Power
Mairs & PowerPosition history →
0.40%
NEW
Motley Fool Asset Management
Motley Fool Asset ManagementPosition history →
0.24%
(4.3%)
Renaissance Technologies
Renaissance TechnologiesPosition history →
0.21%
+1,854.2%
Capital World Investors
Capital World InvestorsPosition history →
0.18%
(1.6%)
Viking Global Investors
Andreas HalvorsenPosition history →
0.10%
NEW
Soros Fund Management
Soros family officePosition history →
0.09%
—
Markel Group
Tom GaynerPosition history →
0.08%
—
Adage Capital Management
Adage Capital ManagementPosition history →
0.07%
(6.1%)
Lindsell Train
Lindsell TrainPosition history →
0.06%
—
Capital Research Global Investors
Capital Research Global InvestorsPosition history →
0.04%
(64.2%)
Alps Advisors
Alps AdvisorsPosition history →
<0.01%
NEW
Holocene Advisors
Holocene AdvisorsPosition history →
<0.01%
NEW

Weight = position value ÷ the manager's total 13F long-equity value in the same filing — one definition for every row. “1st obs.” marks a position with no earlier stored 13F to compare against — it is not shown as a purchase.