Spero Therapeutics
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Robinhood gives you the tools you need to put your money in motion. You can buy or sell SPRO and other ETFs, options, and stocks.About SPRO
Spero Therapeutics, Inc. is a clinical-stage biopharmaceutical company, which focuses on identifying, developing, and commercializing treatments involving bacterial infections, including multi-drug resistant bacterial infections, and rare diseases Its pipeline product candidates include Tebipenem HBr, SPR720, and SPR206. The company was founded by Ankit A.
CEOEsther Rajavelu
CEOEsther Rajavelu
Employees32
Employees32
HeadquartersCambridge, Massachusetts
HeadquartersCambridge, Massachusetts
Founded2013
Founded2013
Employees32
Employees32
SPRO Key Statistics
Market cap130.71M
Market cap130.71M
Price-Earnings ratio-2.91
Price-Earnings ratio-2.91
Dividend yield—
Dividend yield—
Average volume512.29K
Average volume512.29K
High today$2.54
High today$2.54
Low today$2.21
Low today$2.21
Open price$2.22
Open price$2.22
Volume171.82K
Volume171.82K
52 Week high$3.22
52 Week high$3.22
52 Week low$0.5052
52 Week low$0.5052
Stock Snapshot
With a market cap of 130.71M, Spero Therapeutics(SPRO) trades at $2.54. The stock has a price-to-earnings ratio of -2.91.
On 2025-11-22, Spero Therapeutics(SPRO) stock traded between a low of $2.21 and a high of $2.54. Shares are currently priced at $2.54, which is +14.8% above the low and -0.1% below the high.
Spero Therapeutics(SPRO) shares are trading with a volume of 171.82K, against a daily average of 512.29K.
In the last year, Spero Therapeutics(SPRO) shares hit a 52-week high of $3.22 and a 52-week low of $0.51.
In the last year, Spero Therapeutics(SPRO) shares hit a 52-week high of $3.22 and a 52-week low of $0.51.
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