Shares of Nvidia ( NVDA -5.29%) were sinking Wednesday. The company's stock fell 6.2% as of 2:20 p.m. ET, but lost as much as 6.9% earlier in the day. The move comes as the S&P 500 ( ^GSPC -0.39%) and Nasdaq Composite ( ^IXIC -0.54%) lost 0.8% and 1.1%, respectively.

Nvidia climbed 8.8%, with the rally gaining steam throughout the day and closing near session highs. The stock at one point shortly after the open was in the red. That bounce comes after stock plunged 17% on Monday and slashed more than $595 billion from the company's valuation,