Whale Analyzer
CME Institutional Holders and 13F Ownership
Compare 13 tracked holders of CME, their reported positions and disclosed changes. Coverage is limited to the investors tracked by Whale Analyzer; these records do not establish all shareholders or current trades. Available original SEC filings for tracked 13F holders are linked below. Top tracked holders include PRIMECAP Management Company, Capital Research Global Investors, National Pension Service, and Baupost Group.
Continue to the live CME dashboardTop holders
| Investor | Reported value | Shares | Change | Report date |
|---|---|---|---|---|
| PRIMECAP Management Company 13F holdings | $420.6M | 1.9M | Increased | 2026-06-30 |
| Capital Research Global Investors 13F holdings | $263.6M | 1.2M | Reduced | 2026-06-30 |
| National Pension Service 13F holdings | $170.2M | 770.7K | Increased | 2026-06-30 |
| Baupost Group 13F holdings | $136.7M | 619.0K | New | 2026-06-30 |
| Horizon Kinetics Asset Management 13F holdings | $62.7M | 283.8K | Increased | 2026-06-30 |
| Mairs & Power Funds 13F holdings | $43.2M | 195.6K | New | 2026-06-30 |
| Viking Global Investors 13F holdings | $33.8M | 153.0K | New | 2026-06-30 |
| Cantillon Capital Management 13F holdings | $14.1M | 63.8K | Reduced | 2026-06-30 |
| Markel Group 13F holdings | $13.0M | 49.8K | Held | 2026-09-30 |
| Soros Fund Management 13F holdings | $6.6M | 30.0K | Held | 2026-06-30 |
| Edgewood Management LLC 13F holdings | $6.2M | 28.0K | Held | 2026-06-30 |
| Century Management 13F holdings | $4.9M | 22.1K | Increased | 2026-06-30 |
Original SEC filing sources
These recorded filings support the tracked 13F rows included in the aggregate reported values on this page. See each holder profile for source coverage and context for other disclosure types.
- PRIMECAP Management Company SEC filing (0000763212-26-000028) · report date 2026-06-30
- Capital Research Global Investors SEC filing (0001422848-26-000094) · report date 2026-06-30
- National Pension Service SEC filing (0001193125-26-347818) · report date 2026-06-30
- Baupost Group SEC filing (0001061768-26-000010) · report date 2026-06-30
- Horizon Kinetics Asset Management SEC filing (0001398344-26-014047) · report date 2026-06-30
- Mairs & Power Funds SEC filing (0001172661-26-003496) · report date 2026-06-30
- Viking Global Investors SEC filing (0001103804-26-000006) · report date 2026-06-30
- Cantillon Capital Management SEC filing (0001279936-26-000005) · report date 2026-06-30
- Markel Group SEC filing (0001096343-26-000085) · report date 2026-09-30
- Soros Fund Management SEC filing (0000902664-26-003507) · report date 2026-06-30
- Edgewood Management LLC SEC filing (0001062993-26-004244) · report date 2026-06-30
- Century Management SEC filing (0001398344-26-014492) · report date 2026-06-30
- Lindsell Train SEC filing (0001172661-26-004793) · report date 2026-09-30
Tracked-sample concentration
Reported position value for CME is highly concentrated within this tracked-holder sample. These percentages are not market-wide ownership shares.
- Largest tracked holder: 35.7% of aggregate reported value in this sample
- Top 5 tracked holders: 89.5% of aggregate reported value in this sample
- Top 10 tracked holders: 98.9% of aggregate reported value in this sample
Whale activity this quarter
Across 13 tracked holders, 7 increased, 4 held, 2 reduced. Net positioning is net buying.
- PRIMECAP Management Company ($420.6M) (▲ 4.7% qoq shares) · modeled avg cost estimate $68.40
- Capital Research Global Investors ($263.6M) (▼ 64.2% qoq shares)
- National Pension Service ($170.2M) (▲ 4.4% qoq shares) · modeled avg cost estimate $145.98
- Baupost Group ($136.7M) · modeled avg cost estimate $218.58
- Horizon Kinetics Asset Management ($62.7M) (▲ 5.0% qoq shares) · modeled avg cost estimate $228.79
- Cantillon Capital Management ($14.1M) (▼ 95.4% qoq shares)
- Markel Group ($13.0M) (→ 0.0% qoq shares)
- Soros Fund Management ($6.6M) (→ 0.0% qoq shares)
Modeled cost estimate vs current price
The share-weighted modeled cost estimate across 5 covered tracked holders is $124.13 versus a current price of $305.89, so CME trades above that estimate (+146.4%). This model does not establish any filer's actual purchase price, unrealized gain, or investment return.
Sector positioning — Financials
CME sits within the Financials sector alongside 139 other tracked names. Compare reported positions across tracked peers:
How to use this page
Values are reported public positions from tracked 13F filers and disclosures — not real-time or market-wide ownership totals. Open the live CME dashboard for price charts and cross-investor scans, or read the SEC 13F guide.
Related stock holder pages
- MU whale holders — MICRON TECHNOLOGY INC
- LLY whale holders — ELI LILLY & CO
- INTC whale holders — INTEL CORP
- KLAC whale holders — KLA CORP
- GOOGL whale holders — ALPHABET INC
- FLEX whale holders — FLEX LTD
- AZN whale holders — ASTRAZENECA PLC
- NVDA whale holders — NVIDIA CORPORATION
Learn more in Whale Analyzer Academy
Deepen your read on CME with these Whale Analyzer Academy guides:
Frequently asked questions
Who owns CME stock?
Whale Analyzer tracks 13 public-disclosure holders of CME with a combined reported value of $1.18B. See the holder table above for the largest tracked positions.
Which top funds are buying CME?
Tracked holders were net buying last quarter — 7 increased, 4 held, 2 reduced. Check the "Change" column: "New" = fresh position, "Increased" = added, "Reduced" = trimmed.
How concentrated is the tracked CME sample?
The top five tracked holders account for 89.5% of aggregate reported value in this tracked sample. This is not a market-wide ownership percentage.
How does CME compare with the modeled cost estimate?
The share-weighted modeled cost estimate across 5 covered tracked holders is $124.13 versus a current price of $305.89 (+146.4%). It is not an actual purchase price, unrealized gain, or investment return.
What does 13F ownership mean for CME?
These are historical reported positions from tracked filers, not real-time ownership or a complete shareholder register. Use the interactive CME dashboard to explore them, or read our 13F Alpha Signals Guide.