Najarian: Buy these chip stocks

Semiconductors are seen on a circuit board
Justin Sullivan | Getty Images
Semiconductors are seen on a circuit board

CNBC" Halftime Report" trader Jon Najarian purchased shares of Microchip Technology and Skyworks Solutions on Wednesday for his model portfolio after spotting unusual options activity.

Microchip Technology is a leading provider of microcontroller, mixed signal and analog semiconductor products. And Skyworks Solutions supplies chips for the automotive, wireless infrastructure, energy management, industrial and smartphone markets.

Here's why Najarian bought these chip stocks.