Shares of Intel dropped about 4% on Oct. 5 after Musk first confirmed early partnership discussions with TSMC, as Intel had been an earlier partner for the Texas project. TSMC is currently in a quiet period until Oct. 14 and has not provided an official response to the partnership rumors. The Taiwanese chipmaker is already spending $265 billion on a massive production expansion in Arizona to increase its footprint in the U.S.
