Alibaba traded as high as $99.70 in its debut, a gain of nearly 50% above its IPO price, before paring gains.
Apple's iPhone 6 Plus uses chips from Qualcomm, Skyworks Solutions and other companies, said gadget repair firm iFixit.
People turned out in record numbers to buy the iPhone 6, which CEO Tim Cook called "the biggest advancement in the history of iPhone."
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Apple's mobile payments service and the cryptocurrency are "not super comparable," says investor Cameron Winklevoss.
Rather than jump at the Alibaba IPO, RiverPark/Wedgewood fund's David Rolfe might "wait years to get it at our price."
Though Alibaba is seeking a valuation of as much as $162.7 billion, one stock market pro thinks it could fetch up to $240 billion.