Core Viewpoint - Nextdoor Holdings, Inc. (NYSE: NXDR) experienced a sell-off prior to its quarterly report, indicating market overreaction to recent developments [1] Group 1: Stock Performance - The stock initially spiked following the launch of the new Nextdoor platform in mid-July, but subsequently faced a decline as investors anticipated another weak performance [1] Group 2: Market Reaction - The market's reaction to the stock was characterized by a quick sell-off, reflecting investor concerns about the company's future performance [1]