Stock Market Today, April 21: SoundHound AI Falls After Announcing All-Stock LivePerson Acquisition
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By Josh Kohn-Lindquist – Apr 21, 2026 at 4:52PM ESTExpandNASDAQ: SOUNSoundHound AIToday's Change(-5.77%) $-0.48Current Price$7.84Key Data PointsMarket Cap$3.5BDay's Range$7.79 - $8.9452wk Range$5.83 - $22.17Volume1.3MAvg Vol26MGross Margin32.96%SoundHound AI (SOUN 5.77%), a provider of voice AI solutions for the automotive, TV, IoT, and customer service industries, closed at $7.85, down 5.65%. Shares declined after news of an all-stock LivePerson acquisition. Investors will be watching the shareholder dilution from the deal and for execution on omnichannel AI growth targets. Trading volume reached 54.2 million shares, about 107% above its three-month average of 26.2 million shares. SoundHound AI IPO'd in 2022 and has grown 5% since going public.How the markets moved todayThe S&P 500 slipped 0.65% to 7,063, while the Nasdaq Composite fell 0.59% to finish at 24,260. Among software (application) peers, C3.ai closed at $9.20 (-1.97%) and BigBear.ai ended at $3.79 (-1.30%), reflecting cautious sentiment around AI software names.What this means for investorsSoundHound AI made a big move today, acquiring conversational AI peer LivePerson and its Conversational Cloud for roughly $250 million, including LivePerson’s debt balance. The complementary deal forms a powerhouse in the conversational AI niche, serving 25 of the Fortune 100 and 12 of the top 15 global banks.Management believes the combined company will generate between $350 million and $400 million in revenue in 2027, and that cross-selling could push this figure to $500 million as the two firms integrate. While the all-equity deal will be dilutive to shareholders, SOUN’s balance sheet is projected to remain debt-free. Projected to more than double its sales in 2027, SOUND remains an intriguing stock, especially if it keeps advancing toward profitability.Read NextApr 17, 2026 •By Keithen DruryIs SoundHound AI the Ultimate AI Stock for Maximum Upside?Apr 16, 2026 •By John BallardWhat Is the Biggest Risk for SoundHound AI?Apr 16, 2026 •By Micah ZimmermanWant $1 Million in Retirement? This 1 AI Growth Stock Could Help Get You There From $25,000.Apr 10, 2026 •By Jack DelaneyWhat Is One of the Best Growth Stocks to Buy With $500 Today?Apr 7, 2026 •By Rick OrfordSoundHound AI Has an Underrated Catalyst Investors Are MissingApr 5, 2026 •By Keithen Drury1 Tiny Artificial Intelligence (AI) Stock That Could Make You a MillionaireAbout the AuthorJosh Kohn-Lindquist is a contributing Motley Fool stock market analyst covering consumer goods, industrials, and technology stocks. Previously, Josh was a senior mutual fund accountant at Gemini Fund Services. He holds a bachelor’s degree in business management from the University of South Dakota.TMFJorykoX@JorykoliStocks MentionedSoundHound AINASDAQ: SOUN$7.85(-5.65%)-$0.47*Average returns of all recommendations since inception. Cost basis and return based on previous market day close.