Spero Therapeutics

1D
1W
1M
3M
YTD
1Y
5Y
ALL

Why Robinhood?

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. 

CEO
Esther Rajavelu
CEOEsther Rajavelu
Employees
32
Employees32
Headquarters
Cambridge, Massachusetts
HeadquartersCambridge, Massachusetts
Founded
2013
Founded2013
Employees
32
Employees32

SPRO Key Statistics

Market cap
131.27M
Market cap131.27M
Price-Earnings ratio
16.32
Price-Earnings ratio16.32
Dividend yield
Dividend yield
Average volume
283.74K
Average volume283.74K
High today
$2.45
High today$2.45
Low today
$2.28
Low today$2.28
Open price
$2.30
Open price$2.30
Volume
494.91K
Volume494.91K
52 Week high
$3.22
52 Week high$3.22
52 Week low
$0.5052
52 Week low$0.5052

Stock Snapshot

Spero Therapeutics(SPRO) stock is priced at $2.37, giving the company a market capitalization of 131.27M. It carries a P/E multiple of 16.32.

During the trading session on 2026-03-27, Spero Therapeutics(SPRO) shares reached a daily high of $2.45 and a low of $2.28. At a current price of $2.37, the stock is +3.9% higher than the low and still -3.3% under the high.

Trading activity shows a volume of 494.91K, compared to an average daily volume of 283.74K.

The stock's 52-week range extends from a low of $0.51 to a high of $3.22.

The stock's 52-week range extends from a low of $0.51 to a high of $3.22.

People also own

Based on the portfolios of people who own SPRO. This list is generated using Robinhood data, and it’s not a recommendation.

Similar Marketcap

This list is generated by looking at the six larger and six smaller companies by market cap in relation to this company.

Popular Stocks

This list is generated by looking at the top 100 stocks and ETFs most commonly held by Robinhood customers and showing a random subset

Newly Listed

This list is generated by showing companies that recently went public.

All investments involve risks, including the loss of principal. Securities trading offered through Robinhood Financial LLC, Member SIPC and a registered broker-dealer. Options are risky and aren’t suitable for all investors. To learn more about risks, read the Options Disclosure Document.