Spero Therapeutics Inc. (SPRO)

$2.43

up-down-arrow $-0.02 (-0.82%)

As on 02-Apr-2026 17:49EDT

Spero Therapeutics (SPRO) Share Price

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Stock Range

Today’s Range

Low: 2.38 High: 2.45

52 Week Range

Low: 0.51 High: 3.22

Liquidityliquidity High

Low Moderate High

Fundamentals

  • Market capMarket cap information

    $130 Mln

  • Revenue (TTM)Revenue (TTM) information

    $60 Mln

  • Net Profit (TTM)Net Profit (TTM) information

    $0 Mln

  • ROEROE information

    0.2 %

  • ROCEROCE information

    -- %

  • P/E RatioP/E Ratio information

    14.9

  • P/B RatioP/B Ratio information

    5

  • Industry P/EIndustry P/E information

    --

  • EV/EBITDAEV/EBITDA information

    0.7

  • Div. YieldDiv. Yield information

    0 %

  • Debt to EquityDebt to Equity information

    0

  • Book ValueBook Value information

    $1

  • EPSEPS information

    $0.1

  • Face valueFace value information

    --

  • Shares outstandingShares outstanding information

    57,891,493

9 Years Aggregate

CFO

$-358.27 Mln

EBITDA

$-357.80 Mln

Net Profit

$-377.62 Mln

Performance

Company
YTD
1 Month
3 Months
1 Year
3 Years
5 Years
10 Years
Spero Therapeutics (SPRO)
4.3 12.0 4.3 250.1 18.8 -29.8 --
BSE Sensex
-13.4 -9.8 -13.9 -3.6 7.5 7.9 11.2
S&P Small-Cap 600#
-5.8 -5.3 -13.7 -6.3 5.3 3.0 5.5
As on 02-Apr-2026  |  #As on 26-Oct-2023
Company
2025
2024
2023
2022
2021
2020
2019
Spero Therapeutics (SPRO)
126.2 -29.7 -15.0 -89.2 -17.4 101.7 56.3
S&P Small-Cap 600
4.0 7.0 13.9 -17.4 25.3 9.6 20.9
BSE Sensex
9.1 8.1 18.7 4.4 22.0 15.8 14.4

Essential Checks

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Financials

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*All values are in ($ Mln)

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*All values are in ($ Mln)

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*All values are in ($ Mln)

Key Ratios

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5Y Avg -- 3Y Avg -- TTM --

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P/E Ratio

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P/B Ratio

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Earnings Yield (%)

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Earnings Yield (%) = EBIT / Enterprise value

PEG Ratio

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Price = Price / Earnings to growth ratio

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Peers

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Company
Price ($) Market Cap ($ Mln) Revenue (TTM) Net Profit (TTM) OPM (%) ROE (%) P/E P/B
Spero Therapeutics (SPRO)
2.4 129.7 59.6 8.6 -24.4 16.3 14.9 5.0
61.0 8,072.9 1,091.0 202.3 31.6 31.3 36 14.2
229.3 13,405.2 691.7 -219.0 -13.7 163.2 -- 14.6
66.7 7,755.6 88.0 -785.0 -808.1 197.5 -- 60.3
43.9 11,247.3 2,320.1 782.6 39.0 35.5 14.9 5.0
93.8 11,306.9 982.0 -416.3 -42.1 348.4 -- 55.7
546.9 11,592.5 958.4 -288.3 -27.8 -42.5 -- 16.8
498.3 13,063.9 2,530.2 451.1 21.3 70.2 30.1 28.0
105.4 7,603.8 0.0 -425.4 -- -36.7 -- 6.0
310.4 7,699.1 0.0 -303.3 -- -45.8 -- 8.8

Shareholding Pattern

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About Spero Therapeutics (SPRO)

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. was founded in 2013 and is headquartered in Cambridge, Massachusetts. Address: 675 Massachusetts Avenue, Cambridge, MA, United States, 02139  Read more

  • Co-Founder & Chairman of the Board

    Dr. Ankit Mahadevia M.D., MBA

  • Co-Founder & Chairman of the Board

    Dr. Ankit Mahadevia M.D., MBA

  • Headquarters

    Cambridge, MA

  • Website

    https://sperotherapeutics.com

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FAQs for Spero Therapeutics (SPRO)

The share price of Spero Therapeutics Inc (SPRO) is $2.43 (NASDAQ) as of 02-Apr-2026 17:49 EDT. Spero Therapeutics Inc (SPRO) has given a return of 18.78% in the last 3 years.

The P/E ratio of Spero Therapeutics Inc (SPRO) is 14.93 times as on 31-Mar-2026.


PE & PB ratio at the end of financial year.


Year P/E Ratio P/B Ratio
2025
16.14
2.34
2024
-0.81
1.21
2023
3.42
0.73
2022
-1.82
1.11
2021
-5.73
5.83

The 52-week high and low of Spero Therapeutics Inc (SPRO) are Rs 3.22 and Rs 0.51 as of 04-Apr-2026.

Spero Therapeutics Inc (SPRO) has a market capitalisation of $ 130 Mln as on 31-Mar-2026. As per SEBI classification, it is a Small Cap company.

Before investing in Spero Therapeutics Inc (SPRO), assess your goals, risk tolerance, and if the company aligns with your long-term plan. Carefully review its business model, financials, and valuation. Avoid making decisions based on tips or short-term trends.

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