SanDisk Corp. SNDK +0.86% is the other semiconductor manufacturer on this list, and it’s stock has been the best performer over the past five years, with a total return of 599%. The company makes memory products for use in a wide variety of consumer and enterprise devices.

The company on June 16 announced a deal to acquire Fusion-io Inc. FIO +0.09% for $1.1 billion in cash, net of cash assumed. SanDisk will make a tender offer of $11.25 a share, a 21% premium to Fusion-io’s closing price of $9.28 on June 13. The merger is expected to be completed during the third quarter.

SanDisk CEO Sanjay Mehrotra said in the press release announcing the agreement that the addition of Fusion-io would “accelerate our efforts to enable the flash-transformed data center, helping companies better manage increasingly heavy data workloads at a lower total cost of ownership.”

Here are the 10 S&P 500 stocks with the highest total returns this year: