Bu Tan in a social media post Thursday. The post follows criticism of Tan by Arkansas Senator Tom Cotton, who has questioned his ties to China. Tan was named CEO of Intel in March. Intel shares were down more than 3% in mid-morning trading Thursday after Donald Trump called on social media for the company’s CEO to “resign,

Intel CEO Lip-Bu Tan is in the political crosshairs, with Trump calling for his resignation over his reported investment ties to the Chinese military.

President Trump and Sen. Tom Cotton questioned Intel CEO Lip-Bu Tan’s investments and ties to semiconductor firms allegedly linked to China.