Shares in Chinese vaping company Rlx Technology more than doubled on their U.S. market debut. But overlooking regulators can be hazardous to investors’ health, says @_sharonlam 

Short-squeeze mania is spreading, boosting heavily shorted European stocks on Wednesday. The immediate victims are bearish hedge funds who didn’t see it coming. But the squeezers also risk overreaching, writes @LiamWardProud :

Short squeezers could end up strangling themselves @LiamWardProud 

Catch up with the latest pandemic-related financial insights, from Swedish banks to Blackstone’s punt on Indian home loans, in the latest edition of Corona Capital:

JPMorgan’s UK push will be trickier than Goldman’s @LiamWardProud 

Boeing had a record loss in 2020 and took a $6.5 billion write-down on a new jet program. Problems with its MAX model are giving way to Covid-19. Given uncertainty on how these issues will resolve, the company’s valuation looks high, says @TheRealLSL .

JPMorgan, like Goldman before it, is launching an assault on UK retail banking. Yet boss Jamie Dimon’s plans seem more ambitious. In a saturated market, the $400 billion group’s edge may be its capacity to endure pain, writes @LiamWardProud :

AT&T took a $16 billion write-down on DirecTV which it bought for $67 billion in 2015. It’s not the only company segment struggling. Time Warner, which cost $109 billion, faces theater closures -- a trend that may not reverse, says @jennifersaba .