Spero Therapeutics Inc.

NasdaqGS: SPRO · Real-Time Price · USD
1.20
+0.01 (0.84%)
At close: Aug 18, 2026, 3:59 PM

Spero Therapeutics Inc. (SPRO) Stock Price, Analysis & Data

0.84%
Bid0.85
Market Cap71.92M
Revenue (ttm)47M
Net Income (ttm)7.38M
Beta1.48
EPS (ttm)0.14
PE Ratio (ttm)8.82
Forward PE-1.11
P/B (ttm)1.35
P/S (ttm)1.53
Earnings DateNov 12, 2026
Ask1.52
Volume475,676
Avg. Volume (20D)1,606,167
Open1.20
Previous Close1.19
Day's Range1.18 - 1.20
52-Week Range1.08 - 3.08
Analystn/a
Price Target4 (233.33%)
Dividendsn/a
Ex-Dividend Daten/a

About 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 has comple...

Industry Biotechnology
Sector Healthcare
IPO Date Nov 2, 2017
Employees 25
Stock Exchange NasdaqGS
Ticker Symbol SPRO
Full Company Profile

Financial Performance

In 2025, Spero Therapeutics's revenue was 59.62M, an increase of 117.62% compared to the previous year's 27.4M. Earnings were 8.57M, a decrease of -112.5%.

Financial Statements

Analyst Forecast

According to 1 analyst ratings, the average rating for SPRO stock is "null". The 12-month stock price forecast is 4, which is upside of 233.33% from the latest price.

Stock Forecasts

Earnings Surprise

Spero Therapeutics has released their quarterly earnings on Nov 13, 2025:
  • Revenue of $258K misses estimates by $0, with -94.95% YoY decline.
  • EPS of -0.13 exceeds estimates by 0.12, with 59.38% YoY growth.
  • Spero Therapeutics Inc. is scheduled to release its earnings on Nov 12, 2026, during market hours.
    Analysts project revenue of ... Upgrade