Here's how Apple's iPhone X event is impacting other stocks (AAPL, DLB, SNAP, WDC)

In a presentation that lasted nearly two hours, the company announced three new iPhones, a set top box, a watch and other company initiatives.

Apple's stock is down about 2.5% since the event, but other companies are moving on the news too.

Some of those companies were mentioned by name, like Snap or Dolby, while others are expected to be suppliers for the new iPhone.

With a market cap of around $833.87 billion, Apple is a company with considerable clout, and one mention in its biggest event of the year can make waves for smaller companies.

Read below to find out which companies have moved, and how much they've moved since the beginning on Tuesday.

Apple (AAPL)

Stock move: -2.59%

Where it appeared:

Dolby Labs (DLB)

Stock move: +12.73%

Where it appeared: Dolby was mentioned when Apple began talking about its new Apple TV.

"At the heart of Apple TV4k are two key technologies that are driving this next evolution of the TV experience," Tim Cook said on stage. One of those technologies is HDR made possible by Dolby Vision, which Apple called "the best HDR experience."

Snap (SNAP)

Stock move: -0.19%

Where it appeared: was mentioned when Apple was showing off its facial recognition technology.

When demonstrating the company's new facial unlocking and tracking feature, an executive said "the tracking is just unreal. Look at the detail over the eyes... the quality of the tracking. It's just stunning."

While Snap is down the day after the event, the company did spike about 2% higher when it was mentioned.

Samsung

Stock move: -1.19%

Where it appeared:

Western Digital (WDC)

Stock move: -4.17%

Where it appeared:

SK Hynix

Stock move: +0.13%

Where it appeared:

Foxconn

Stock move: -1.3%