The company reported earnings per share of $25.11 in its quarterly report released Wednesday evening. Analysts had expected $20.80 per share, CNBC reports.
Revenue was $41.46 billion compared to the $35.84 billion analysts expected.
Micron's share price has increased by around 700 percent in the past year.
The share price has been volatile lately. On Tuesday, it fell just over 13 percent. Micron also fell slightly during Wednesday's trading.
In after-hours trading on the New York Stock Exchange, Micron's shares surged 9 percent.
Micron is the world's 14th most valuable publicly traded company.
