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How to buy Spero Therapeutics stock (SPRO)

Buy Spero Therapeutics stock in 5 easy steps, view past price performance and learn what’s ahead for the company.

Spero Therapeutics is a biotechnology business based in the US. Spero Therapeutics shares (SPRO) are listed on the NASDAQ and all prices are listed in US Dollars. Its last market close was $0.70 – an increase of 6.96% over the previous week. Spero Therapeutics employs 32 staff and has a trailing 12-month revenue of around $44.6 million.

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How to buy Spero Therapeutics stock

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  2. Open an account. Provide your personal information and sign up.
  3. Fund your account. Deposit funds into your account by linking your banking information or transfer funds from another trading account.
  4. Search for the stock name – SPRO. Search for the stock by name or ticker symbol.
  5. Buy the stock. Place your order. It's that simple.

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Spero Therapeutics stock price (NASDAQ: SPRO)

Use our graph to track the performance of SPRO stocks over time.

Spero Therapeutics shares at a glance

Information last updated 2025-05-19.
Latest market close$0.70
52-week range$0.51 - $1.56
50-day moving average $0.70
200-day moving average $1.03
Wall St. target price$5.00
PE ratio N/A
Dividend yield N/A
Earnings per share (TTM) $-1.28

Is it a good time to buy Spero Therapeutics stock?

The technical analysis gauge below displays real-time ratings for the timeframes you select. This is not a recommendation, however. It represents a technical analysis based on the most popular technical indicators: Moving Averages, Oscillators and Pivots. Finder might not concur and takes no responsibility.

This chart is not advice or a guarantee of success. Rather, it gauges the real-time recommendations of three popular technical indicators: moving averages, oscillators and pivots. Finder is not responsible for how your stock performs.

Spero Therapeutics price performance over time

Historical closes compared with the close of $0.698 from 2025-05-22

1 week (2025-05-16) 7.22%
1 month (2025-04-24) -3.72%
3 months (2025-02-24) -13.30%
6 months (2024-11-22) -39.83%
1 year (2024-05-24) -52.52%
2 years (2023-05-24) -62.27%
3 years (2022-05-24) 1.23
5 years (2020-05-22) 12.5

Spero Therapeutics financials

Revenue TTM $44.6 million
Gross profit TTM $-52,173,000
Return on assets TTM -37.21%
Return on equity TTM -107.28%
Profit margin -156.48%
Book value $0.61
Market Capitalization $36.4 million

TTM: trailing 12 months

Spero Therapeutics share dividends

We're not expecting Spero Therapeutics to pay a dividend over the next 12 months.

Spero Therapeutics share price volatility

Over the last 12 months, Spero Therapeutics's shares have ranged in value from as little as $0.5052 up to $1.56. A popular way to gauge a stock's volatility is its "beta".

Beta is a measure of a share's volatility in relation to the market. The market (NASDAQ average) beta is 1, while Spero Therapeutics's is 0.228. This would suggest that Spero Therapeutics's shares are less volatile than average (for this exchange).

Spero Therapeutics overview

Spero Therapeutics, Inc. , a clinical-stage biopharmaceutical company, focuses on identifying and developing novel treatments for multi-drug resistant (MDR) bacterial infections and rare diseases in the United States. The company's product candidates include Tebipenem HBr (tebipenem pivoxil hydrobromide), an oral carbapenem-class antibiotic to treat complicated urinary tract infections, including pyelonephritis for adult patients, which is in Phase 3 development; and SPR720, a novel product candidate for first-line treatment of nontuberculous mycobacterial (NTM) pulmonary disease. It has license agreement with Meiji Seika Pharma Co. , Ltd. to support the development of tebipenem HBr; Everest Medicines to develop, manufacture, and commercialize SPR206 in Greater China, South Korea, and Southeast Asian countries; and Vertex Pharmaceuticals Incorporated for patents relating to the oral prodrug SPR720, as well as SPR719, an active metabolite. Spero Therapeutics, Inc.

Frequently asked questions

What percentage of Spero Therapeutics is owned by insiders or institutions?
Currently 24.319% of Spero Therapeutics shares are held by insiders and 30.419% by institutions.
How many people work for Spero Therapeutics?
Latest data suggests 32 work at Spero Therapeutics.
When does the fiscal year end for Spero Therapeutics?
Spero Therapeutics's fiscal year ends in December.
Where is Spero Therapeutics based?
Spero Therapeutics's address is: 675 Massachusetts Avenue, Cambridge, MA, United States, 02139
What is Spero Therapeutics's ISIN number?
Spero Therapeutics's international securities identification number is: US84833T1034
What is Spero Therapeutics's CUSIP number?
Spero Therapeutics's Committee on Uniform Securities Identification Procedures number is: 84833T103

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