Marvell Technology, Dell And Other Big Stocks Moving Lower In Friday's Pre-Market Session

1. Dell's shares fell 6.7% in pre-market trading. 2. The company reported strong second-quarter earnings results. 3. Third-quarter revenue guidance exceeded estimates but adjusted earnings fell short. 4. Dell expects third-quarter revenue of $26.5-$27.5 billion, versus $26.05 billion estimates. 5. Analysts anticipated adjusted earnings of $2.55 per share, while Dell expects $2.45.