Valuation: Spero Therapeutics, Inc.

Market Cap 69.88M 62.41M 58.06M 52.81M 99.71M 6.76B 100M 699M 274M 3.45B 262M 257M 11.07B P/E 2026 *
-2.07x
P/E 2027 * -11.4x
Enterprise Value 69.88M 62.41M 58.06M 52.81M 99.71M 6.76B 100M 699M 274M 3.45B 262M 257M 11.07B EV / Sales 2026 *
271x
EV / Sales 2027 * -
Free-Float
77.34%
Yield 2026 *
-
Yield 2027 * -
1 week+0.67%
Current month-0.47%
1 month+5.49%
3 months-42.98%
6 months-55.10%
Current year-44.60%
1 week 1
Extreme 1.001
1.08
1 month 0.95
Extreme 0.9495
1.22
3 years 0.49
Extreme 0.4895
2.6
5 years 0.49
Extreme 0.4895
15.6
Manager TitleAgeSince
Chief Executive Officer 47 09/01/2025
Chief Tech/Sci/R&D Officer 69 26/07/2026
Chief Operating Officer 58 31/01/2023
Director TitleAgeSince
Chairman 69 31/12/2013
Director/Board Member 62 31/08/2015
Chairman 56 09/01/2025
Change 5-day change 1-year change 3-year change Capi.($)
+5.28%-9.96%-44.94%-0.19% 66.39M
-2.59%-5.70%+39.83%+82.45% 72.13B
+3.23%-10.67%+4.87%+55.97% 49.41B
+1.56%+1.17%+5.15%+33.38% 47.24B
+0.39%+0.65%+28.02%+30.24% 42.61B
+0.87%-8.17%+298.53%+645.03% 40.32B
+1.24%-1.01%+5.56%+105.14% 39.81B
-2.13%-1.64%+7.51%+50.31% 30.52B
-0.46%-1.28%+31.47%+19.93% 28.29B
+5.32%+0.06%-7.20%-11.30% 23.13B
Average +0.83%-2.97%+36.88%+101.10% 41.5B
Weighted average by Cap. +0.52%-3.18%+47.54%+116.76%

Financials

2026 *2027 *
Net sales 258K 230K 214K 195K 368K 24.97M 370K 2.58M 1.01M 12.73M 969K 948K 40.85M -
Net income -33.46M -29.88M -27.79M -25.28M -47.73M -3.24B -47.94M -335M -131M -1.65B -126M -123M -5.3B -51.5M -45.99M -42.79M -38.92M -73.48M -4.98B -73.8M -515M -202M -2.54B -193M -189M -8.15B
Net Debt - -
Projected Income Statement - Annual - Spero Therapeutics, Inc.
Logo Spero Therapeutics, Inc.
Spero Therapeutics, Inc. is a clinical-stage biopharmaceutical company. The Company is focused on identifying and developing novel treatments for rare diseases and diseases caused by multi-drug resistant (MDR) bacterial infections with unmet need. Its product candidate SPR720 is an investigational, chemically stable phosphate ester prodrug that is converted in vivo to SPR719 for the treatment of nontuberculous mycobacterial (NTM) pulmonary disease. Its clinical stage product candidate, tebipenem HBr is an investigational oral carbapenem antibiotic being developed for the treatment of complicated urinary tract infections (cUTIs) including acute pyelonephritis (AP) to help patients potentially reduce duration of in-patient therapy.
Employees
-
Date Price Change
09/10/26 €1.056 +5.28%
08/10/26 €1.003 -2.53%
07/10/26 €1.029 -1.15%
06/10/26 €1.041 +1.36%
05/10/26 €1.027 -2.10%
Trader
Investor
-
Global
-
Quality
-
ESG MSCI
-
Ratings Surperformance© - Spero Therapeutics, Inc.
Sell
Consensus
Buy
Mean consensus
OUTPERFORM
Number of Analysts
2
Last Close Price
1.200USD
Average target price
5.000USD
Spread / Average Target
+316.67%

Quarterly revenue - Rate of surprise

Rate of surprise - Net sales - Quarterly - Spero Therapeutics, Inc.