NYSE experienced a technical glitch showing Berkshire Hathaway down 99.97%.

The issue involved "limit up, limit down" price bands managed by the CTA 

Dozens of major stocks, including Chipotle and GameStop, were temporarily halted.

Trading resumed after nearly two hours, with affected stocks returning to normal levels. 

No indications of a cyberattack were found, according to ICE and NYSE officials. 

Market expert Joe Saluzzi questioned the NYSE's   explanation of the glitch.