S&P 100 Index (OEX) Companies by Market Cap
The S&P 100 Index (OEX) tracks 101 constituent companies with a combined market cap of $42.94 Trillion, covering the largest publicly traded companies in USA. This ranking lists all OEX index holdings ordered by market capitalization — from the largest index heavyweights to smaller constituents. Updated daily with live market data.
Total Market Cap (USD)
$42.94 Trillion
Constituent Companies
101
Index Country
USA
| Rank | Company | Weight (%) | Market Cap (USD) | Sector | Industry | Price | 24h Change |
|---|---|---|---|---|---|---|---|
| 101 |
Charter Communications Inc
NASDAQ:CHTR |
0.10% | $21.41 Billion | Communication Services | Telecom Services | $171.74 | +3.98% |
Complete list of all companies in the OEX index ranked by market capitalization. Track index constituent performance and market values. View all indices