Regardless of whether a semiconductor tariff is eventually implemented, TSMC is working to diversify its global footprint, which will allow it to avoid tariffs. But with the latest sell-off frenzy, is it actually time to buy Taiwan Semiconductor stock instead of selling it?

However, shares in TSMC, the world's largest contract chipmaker, slipped into the red having opened up, after U.S. President Donald Trump said he would he announcing a tariff rate on imported semiconductors over the next week, though added there would be flexibility on some companies in the sector.

President Trump says TSMC is "one of the great companies of the world" as he praises the chipmaker for investing in the US. But other companies are not so lucky.