Eyes on NVDA stock as trading gets underway

<p>Shares of NVDA are trading up about 7% ahead of the equity market open. I worry there could be profit taking at the open or some point today, despite the raft of upgrades following an incredible quarter.</p><p>There has been extremely heavy options trading in NVDA and many of those positions will be unwinding as implied vol falls after earnings and traders take profits.</p><p>If there's a reversal in NVDA, it could take down the entire market.</p><p>S&amp;P 500 futures are up 0.4% ahead of the open with tech doing all the lifting and commodities struggling.</p>

This article was written by Adam Button at www.forexlive.com.