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SPROSPRO

$2.66

+0.04
arrow_drop_up1.53%
Current Market·update12 Nov 2025 21:00

$2.75

+0.09
arrow_drop_up3.38%
Pre-market·update13 Nov 2025 12:13
Day's Range
2.61-2.75
52-week Range
0.505-3.22

Chart

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Performance

Key Stats

Next Earnings Date2025-11-13
Next Earnings TimeAfter Market Close
Volume751.25K
Average Volume 30d643.41K

AI SPRO Summary

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-0.8
Valuation (P/E Ratio)
Below industry average
📈
0.152
EPS Growth (YoY)
Strong earnings growth
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AI Scoreboard

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Overall Analysis

Hold
65

Spero Therapeutics (SPRO) shows some potential in its clinical pipeline, but current financial performance indicates significant risks. Thematic alignment with antibiotic resistance is positive, but the company is not yet profitable and faces substantial clinical and financial hurdles. Technical indicators suggest a downward trend.

Moderate

Thematic

75

Spero Therapeutics operates in the critical area of combating multi-drug resistant (MDR) bacterial infections and rare diseases. This aligns with a growing global health concern and increasing demand for effective treatments, offering a positive thematic backdrop.

Weak

Fundamental

50

Spero Therapeutics is a clinical-stage biopharmaceutical company with no current revenue and consistent net losses, resulting in negative EPS. While it holds cash reserves, the burn rate is high, and future success is heavily dependent on successful clinical trials and regulatory approvals.

Bearish

Technical

40

Spero Therapeutics (SPRO) is exhibiting weak technical indicators across multiple timeframes. The stock is trading below key moving averages and shows a downward trend in performance, suggesting potential for further price depreciation.

FactorScore
Antimicrobial Resistance (AMR) Market90
Biotechnology Innovation70
Rare Diseases Focus60
Partnerships and Collaborations80
Healthcare Policy and Funding70
FactorScore
Valuation30
Profitability5
Growth10
Balance Sheet Health50
Cash Flow20
Earnings Per Share (EPS)5
FactorScore
Trend Analysis30
Momentum40
Support & Resistance50
Performance35
Volume Analysis40

AI Investing Checklist

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Bullish Points (6)

Earnings Performance chevron_right

Surprise Earnings Growth

Several quarters show positive EPS surprises, with Q2 2024 exceeding estimates by 54.55% and Q1 2024 by 1060.0%. This indicates strong earnings execution beyond analyst expectations.

Valuation chevron_right

Favorable Price-to-Sales Ratio Trajectory

The Price-to-Sales (P/S) ratio has shown a downward trend from 291.6 in 2021 to 2.1 in 2024, suggesting that revenue is growing faster than market capitalization, potentially indicating undervaluation on a sales basis.

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Bearish Points (8)

Profitability & Margins chevron_right

Persistent Net Losses

The company has consistently reported negative net income, with a TTM net income of -$51.90 million and a net margin of -250.3% in 2024Q4, indicating significant ongoing unprofitability.

Growth Deceleration chevron_right

Declining Revenue Quarter-over-Quarter

While YTD revenue has shown growth, quarterly revenue has decreased sequentially from $9.36 million in Q4 2024 to $5.11 million in Q1 2025, raising concerns about near-term revenue generation.

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Calendar

August 2025

5

Next Earnings Date

EPS Est.
Revenue Est.

H: $-0.32

A: $-0.32

L: $-0.32

000

Profile

Employees (FY)32.0
ISINUS84833T1034
FIGI-

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.

Seasonals

2025
2024
2023
2022
2021

Price Target

5.00 USD

The 39 analysts offering 1 year price forecasts for SPRO have a max estimate of 5.00 and a min estimate of 5.00.

Debt Level and Coverage

Debt
Free cash flow
Cash & equivalents

Financial Position Analysis

Assets
Liabilities

Ownership

Free Float shares
41.7M (74.60%)
Closely held shares
14.2M (25.40%)
55.9M
Free Float shares
41.7M (74.60%)
Closely held shares
14.2M (25.40%)

Capital Structure

Market cap
130.27M
Debt
4.3M
Minority interest
0.00
Cash & equivalents
52.89M
Enterprise value
81.68M

Valuation - Summary

Market Cap
130M
Net income
-51.9M(-39.84%)
Revenue
22.3M(17.11%)
130M
Market Cap
130M
Net income
-51.9M(-39.84%)
Revenue
22.3M(17.11%)
Price to earning ratio (P/E)-2.50x
Price to sales ratio (P/S)5.80x

Valuation - Ratios

P/E
P/S

Revenue to Profit Conversion

Revenue
27.4M
COGS
27.4M
Gross Profit
0.00
OpEx
99.88M
Operating Income
-72.48M
Other & Taxes
-3.92M
Net Income
-68.57M

Balance Sheet

Total assets
Total liabilities
Liabilities to assets %

Income Statement

Revenue
Net Income
Net Margin

Cash Flow

Operating Cash Flow
Investing Cash Flow
Financing Cash Flow