What does WW have in common with Apple? Oprah.
WW, formerly known as Weight Watchers, hired Oprah as its spokeswoman in 2015. Apple (AAPL) just hired her to produce documentaries and host a book club on Apple's platform.
WW's (WTW) stock shot up about 1% the moment Oprah took the stage.
Oprah owns a little more than 8% of WW.
It's possible that high-speed trading machines were responsible for the spike in WW's stock. Shares came back down to earth minutes after Oprah started speaking.