NASDAQ:SPRO Spero Therapeutics Q1 2026 Earnings Results & Report $1.00 -0.02 (-1.96%) Closing price 04:00 PM EasternExtended Trading$0.98 -0.02 (-1.80%) As of 07:30 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more. Spero Therapeutics beat analyst earnings expectations and met on revenue in its Q1 2026 results, released May 13, 2026. The company reported EPS of -$0.13 versus the -$0.18 consensus estimate, while revenue of $258 thousand matched the $258 thousand estimate. Research:ProfileEarnings HistoryForecast Earnings Announcement Details QuarterQ1 2026Report DateMay 13, 2026TimeAfter Market ClosesConference Call4:00 PM ET Spero Therapeutics EPS ResultsActual EPS-$0.13Consensus EPS -$0.18Beat/MissBeat by +$0.05One Year Ago EPSN/AEPS Beat Rate7 of last 8 quartersSpero Therapeutics Revenue ResultsActual Revenue$258 thousandExpected Revenue$258 thousandBeat/MissMet ExpectationsYoY Revenue GrowthN/AUpcoming EarningsSpero Therapeutics' next earnings date is estimated for Thursday, November 12, 2026, based on past reporting schedules. Conference Call ResourcesPress Release (8-K)Quarterly Report (10-Q)Earnings HistoryCompany ProfilePowered by Earnings DocumentsPress Release(8-K)Quarterly report(10-Q) Spero Therapeutics Q1 2026 Earnings FAQ Did Spero Therapeutics beat earnings estimates for Q1 2026? Spero Therapeutics (NASDAQ:SPRO) reported earnings of -$0.13 per share for Q1 2026, beating the consensus estimate of -$0.18. The report was announced on Wednesday, May 13, 2026. What was Spero Therapeutics' revenue for Q1 2026? Spero Therapeutics reported revenue of $258 thousand for Q1 2026, against a consensus estimate of $258 thousand. When is Spero Therapeutics' next earnings date? Spero Therapeutics' next earnings date is estimated for Thursday, November 12, 2026. MarketBeat tracks confirmed and estimated earnings dates for Spero Therapeutics on the company's earnings history page. Spero Therapeutics Earnings HeadlinesSpero Therapeutics Announces Third Quarter 2026 Operating Results and Provides Business UpdateNovember 12 at 4:05 PM | globenewswire.comSpero Therapeutics, Inc. Announces Board and Committee ChangesNovember 11 at 9:40 PM | marketscreener.comMI'm handing you this one freeElon Musk doesn't own the chip powering every Tesla, every Starlink dish, and every AI satellite he builds. He licenses it from one overlooked company. That supplier just got a major catalyst. Musk filed to launch 1,000,000 satellites, a move analyst Dylan believes could drive a 100X bigger bill for this chipmaker starting December 8th.November 12 at 1:00 AM | Behind the Markets (Ad)Spero Therapeutics Appoints William Ho, M.D., Ph.D., to its Board of DirectorsNovember 10 at 8:55 AM | finance.yahoo.comSpero Therapeutics (SPRO) Expected to Announce Earnings on ThursdayNovember 5, 2026 | americanbankingnews.comSpero Therapeutics Announces Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)November 4, 2026 | globenewswire.comSee More Spero Therapeutics Headlines Get Earnings Announcements in your inboxWant to stay updated on the latest earnings announcements and upcoming reports for companies like Spero Therapeutics? Sign up for Earnings360's daily newsletter to receive timely earnings updates on Spero Therapeutics and other key companies, straight to your email. Email Address About Spero TherapeuticsSpero Therapeutics (NASDAQ:SPRO) (NASDAQ:SPRO) is a biopharmaceutical company focused on developing treatments for multidrug-resistant bacterial infections and certain rare diseases. The company’s research programs are designed to address infections for which existing antibiotics may be inadequate, including complicated urinary tract infections and infections caused by difficult-to-treat pathogens. Spero’s lead product candidate has been tebipenem pivoxil hydrobromide, an orally administered carbapenem antibiotic developed for the treatment of complicated urinary tract infections. The company has also advanced SPR720, an oral antibiotic candidate being studied for nontuberculous mycobacterial infections, and SPR206, an intravenous antibiotic candidate intended for serious infections caused by resistant Gram-negative bacteria. Founded in 2013 and headquartered in Cambridge, Massachusetts, Spero conducts its drug discovery and development activities primarily in the United States, with clinical and commercial development potentially involving international partners. The company has historically pursued collaborations and licensing arrangements to support the development and potential commercialization of its antibacterial programs.View Spero Therapeutics ProfileRead more More Earnings Resources from MarketBeat Earnings Tools Today's Earnings Tomorrow's Earnings Next Week's Earnings Upcoming Earnings Calls Earnings Newsletter Earnings Call Transcripts Earnings Beats & Misses Corporate Guidance Earnings Screener Latest Articles Hims & Hers Bounced Back 9%, But Its Earnings Reveal a Costly Trade-OffSix Flags Lost $366 Million in Q3—Its Insiders Just Went Shopping3 Pharmaceutical Stocks That Offer Safety and GrowthKeeping AI Cool: AAON Rides the AI Heatwave to Record GrowthPalantir’s Real Washington Risk Isn’t the Budget—It’s OversightCoreWeave's Backlog Is Surging—Can the Stock Follow?Can Constellation Energy's Contracts Power a Stock Rebound? 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