Growth stocks are all the rage this year, so it's little surprise that Cathie Wood's ARK Innovation exchange-traded fund has been doing well -- it's up 29%. Three of the hottest stocks within that fund are (NASDAQ: TSLA), DraftKings (NASDAQ: DKNG), and Exact Sciences (NASDAQ: EXAS). Here's what's been driving their impressive results this year -- and whether they still look like good buys now.

Shares of electric vehicle (EV) maker Tesla are up over 50% this year. A lot of that may simply be the stock making up for some of the 65% dive it experienced in 2022. And even after its 2023 climb, it's still down by more than 46% from where it began last year.

After all, the company hasn't been making great news of late. It has repeatedly trimmed the prices of its vehicles, which has been leading to worsening margins. That's a bit of a concern for investors. 

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Source Fool.com