In NASDAQ trading today, Apple Inc. (AAPL) shares gained $3.14, or 0.51%, on slight above average volume of 21,453,925 to set a new all-time closing high of $617.62.

Apple’s previous all-time closing high was $614.48, set yesterday, March 27, 2012.

Apple’s all-time intraday high is $621.45, also set today. Apple’s 52-week low stands at $310.50.

Apple’s market value currently stands at $575.92 billion.

The top five U.S. publicly-traded companies, based on market value:
1. Apple (AAPL) – $575.92B
2. Exxon Mobil (XOM) – $404.21B
3. Microsoft (MSFT) – $270.43B
4. IBM (IBM) – $240.07B
5. Google (GOOG) – $213.31B

Selected companies’ current market values:
• GE (GE) – $210.99B
• Wal-Mart (WMT) – $209.52B
• Intel (INTC) – $139.51B
• Cisco (CSCO) – $113.54B
• Amazon (AMZN) – $91.47B
• Disney (DIS) – $79.98B
• Hewlett-Packard (HPQ) – $46.55B
• Dell (DELL) – $29.06B
• Sony (SNE) – $21.21B
• Nokia (NOK) – $20.46B
• Yahoo! (YHOO) – $18.58B
• Adobe (ADBE) – $17.01B
• Motorola Mobility (MMI) – $11.85B
• Research In Motion (RIMM) – $7.04B
• Sirius XM (SIRI) – $8.39B
• Advanced Micro Devices (AMD) – $5.64B
• RealNetworks (RNWK) – $0.35B

AAPL quote via NASDAQ here.

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