What occurredThe tech-heavy Nasdaq stock index tumbled in early shopping for for and selling Wednesday, earlier to reversing and eking out a small “win” to finish the day. Thursday, nonetheless, it seems tech stocks can haven’t any such luck. The Nasdaq is already down an infinite 3.3% in 10:45 a.m. EDT shopping for for and selling, and a few categorical specific specific individual tech stocks are doing fairly a bit worse than that:E-signature agency DocuSign (NASDAQ:DOCU) is down 14.4%.Workplace messaging specialist Slack Utilized sciences (NYSE:WORK) is down 8.5percentLevel-of-sale funds facilitator Sq. (NYSE:SQ) is down 7.3%.Picture present: Getty Footage.So whatNone of those three companies joined contained inside the Nasdaq’s afternoon rebound yesterday, by top-of-the-line methods, they usually furthermore’re falling farther than the recurrently tech stock applicable this second as appropriately. What’s actually fairly about this, although, is that for all three of those stocks, the latest data we’ve seen has been of the great alternative.Merely yesterday as an illustration, funding bank Baird talked about it was feeling fairly optimistic about Slack stock, and reiterated its outperform ranking and $37 price goal heading into earnings. Regardless of nervousness absolutely fully completely totally different shareholders may be feeling about Slack, Baird wouldn’t share the problems. Equally, Wednesday seen analysts at Oppenheimer improve their price goal on DocuSign stock by 50%, to $300 a share. As with Baird and Slack, Oppenheimer talked about it was feeling good heading into DocuSign’s second-quarter earnings report, and even thinks retailers should pay attention to the e-signature agency a “core funding holding,” critiques TheFly.com.On Sq., you need to look a bit farther as shortly as further for excellent news, nonetheless merely remaining week, Mizuho Bank initiated security of the cardboard price facilitator with a purchase order order order order ranking and a $225 price goal — predicting that Sq.’s Money App unit will double its clients by means of 2023, and quadruple its earnings.Now whatConstructive analyst ideas like Mizuho’s, Oppenheimer’s, and Baird’s are the lifeblood of fast-growing tech stocks like Sq., DocuSign, and Slack, serving to the businesses to maintain up P/E valuations that would appear insane for loads of every fully completely totally different kind of stock obtainable available on the market inside the market — 278 conditions anticipated ahead earnings for Sq., 454 for DocuSign, and infinity for the nonetheless unprofitable Slack.Nonetheless earnings progress alone can’t justify valuations rising eternally if earnings keep low. With out stronger earnings to produce further merely justifiable valuations, it appears even optimistic analyst commentary may not be sufficient to maintain up these stock costs rising.Lastly, gravity will reassert itself — presumably even applicable this second.