Spero Therapeutics, Inc.

Spero Therapeutics, Inc.

SPROยทNASDAQ

$2.83

+6.9%
HealthcareBiotechnology

Spero Therapeutics, Inc., a clinical-stage biopharmaceutical company, focuses on identifying, developing, and commercializing treatments for multi-drug resistant (MDR) bacterial infections and rare diseases in the United States. The company's product candidates include tebipenem pivoxil hydrobromide (HBr), an oral carbapenem-class antibiotic to treat complicated urinary tract infections, including pyelonephritis for adults; SPR206, a direct acting IV-administered agent to treat MDR Gram-negative bacterial infections in the hospital; and SPR720, an oral antibiotic for the treatment of non-tuberculous mycobacterial pulmonary disease. It has license agreement with Meiji Seika Pharma Co., Ltd. to support the development of tebipenem HBr; license agreement with Everest Medicines to develop, manufacture, and commercialize SPR206 in Greater China, South Korea, and Southeast Asian countries; collaboration agreement with Bill & Melinda Gates Medical Research Institute to develop SPR720 for the treatment of lung infections caused by Mycobacterium tuberculosis; and license agreement with Vertex Pharmaceuticals Incorporated for patents relating to SPR720, as well as SPR719, an active metabolite. The company was founded in 2013 and is headquartered in Cambridge, Massachusetts.

At a Glance

Live Snapshot
Market Cap$163.86M
EPS0.1500
P/E Ratio15.23
Earnings Date08/11/2026
3Y-45.0%
5Y-55.0%
10Y+400.0%
3Y-80.0%
5Y-54.0%
10Y+34.0%
3Y-22.0%
5Y-55.0%
10Y+828.0%
spro

Spero Therapeutics, Inc. Funding & Solvency Profile

SPRO ยท NASDAQ
Cash & Cash Equivalents40.27M
Net Receivables25.39M
Inventory0.00
Other Current Assets1.63M
Total Current Assets67 M
Property, Plant & Equipment1.48M
Goodwill & Intangible Assets0.00
Long-Term Investments0.00
Other Non-Current Assets153.00K
Total Non-Current Assets2 M
Total Assets
68.92M

Financial Health Analysis

Current Ratio

7.59x

Excellent liquidity position. The company can easily cover its short-term obligations with substantial cushion.

Debt-to-Equity Ratio

0.17x

Conservative capital structure. The company relies primarily on equity financing, indicating low financial risk.

Working Capital

58 M

Strong working capital position provides significant operational flexibility and financial cushion.

Asset Composition

98% Current

Asset-light business model with high liquidity. Majority of assets are easily convertible to cash.

Financial Health Insight

Strong financial foundation: Excellent liquidity combined with conservative leverage suggests the company is well-positioned to weather economic uncertainties and fund growth opportunities.

Spero Therapeutics, Inc. Balance Sheet

SPRO โ€ข NASDAQ

Spero Therapeutics, Inc. Balance SheetDec 2025Dec 2024Dec 2023Dec 2022Dec 2021Dec 2020Dec 2019Dec 2018Dec 2017Dec 2016Dec 2015
ASSETS
CURRENT ASSETS
40.3M
52.9M
76.3M
109.1M
112.6M
85.2M
29.7M
34.1M
87.3M
10.3M
5.7M
0.0
0.0
0.0
0.0
33.8M
41.7M
52.3M
81.4M
0.0
0.0
0.0
40.3M
52.9M
76.3M
109.1M
146.4M
126.9M
82M
115.4M
87.3M
10.3M
5.7M
25.4M
52.5M
50.7M
1.1M
2.6M
0.0
8.5M
1.3M
2.9M
304K
10K
25.4M
49.4M
49.2M
0.0
0.0
0.0
0.0
0.0
0.0
304K
10K
28K
3.1M
1.5M
1.1M
2.6M
0.0
8.5M
376K
1M
0.0
0.0
0.0
0.0
0.0
-4.5M
0.0
0.0
-13.4M
-8.8M
-4.8M
0.0
0.0
0.0
0.0
0.0
0.0
8.8M
6.1M
4.8M
7.5M
1.8M
1.3M
287K
1.6M
1.9M
4.2M
3.4M
0.0
6.2M
0.0
7.5M
1.8M
0.0
0.0
67.3M
107.3M
131.2M
109.1M
157.9M
139.1M
82M
115.4M
87.3M
11.9M
6M
NON-CURRENT ASSETS
1.5M
3.1M
4.2M
5.5M
7.6M
8.8M
7.1M
2.9M
1.2M
1.5M
949K
0.0
0.0
46.6M
0.0
0.0
0.0
21K
233K
50K
50K
50K
153K
153K
435K
10.2M
5.6M
5.5M
16.9M
10.4M
5M
350K
189K
1.6M
3.3M
51.2M
15.7M
13.2M
14.3M
24.1M
13.6M
6.2M
1.9M
1.2M
68.9M
110.5M
182.4M
124.8M
171.1M
153.5M
106.1M
129M
93.5M
13.8M
7.2M
LIABILITIES
CURRENT LIABILITIES
1.1M
7.5M
1.8M
617K
1.1M
1.2M
4.1M
3.6M
3.5M
1.1M
1.8M
693K
7.3M
1.4M
617K
1.1M
1.2M
4.1M
3.6M
3.5M
1.1M
1.8M
383K
174K
387K
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
17.7M
3.3M
9M
14.4M
12.2M
2.6M
2.4M
1.4M
2.1M
478K
2M
0.0
1.7M
0.0
0.0
0.0
928K
0.0
0.0
0.0
0.0
0.0
1.7M
0.0
1.7M
1.4M
947K
928K
0.0
0.0
0.0
0.0
383K
174K
387K
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
258K
22.1M
27.1M
10.4M
1.9M
0.0
0.0
0.0
0.0
0.0
512K
5.6M
0.0
3.2M
0.0
0.0
0.0
18M
6.3M
3.3M
3.7M
4.1M
8.9M
49.1M
37.2M
21.6M
18.7M
14.3M
26.7M
12.3M
8.2M
6.9M
6.4M
NON-CURRENT LIABILITIES
0.0
12.2M
34.4M
22.2M
8.8M
0.0
0.0
0.0
0.0
0.0
417K
91K
576K
87K
96K
49.4M
177K
249K
833K
365K
493K
1M
1M
15.3M
38.3M
27.2M
64.1M
7.1M
4.9M
833K
365K
493K
1M
939K
4.3M
3.8M
6.6M
7.3M
7.8M
5.5M
0.0
0.0
0.0
0.0
9.9M
64.4M
75.5M
48.9M
82.8M
21.4M
31.5M
13.2M
8.5M
7.4M
7.4M
SHAREHOLDERS' EQUITY
0.0
0.0
0.0
0.0
3K
3K
0.0
0.0
93.5M
47.7M
18.3M
56K
55K
53K
52K
32K
29K
19K
17K
14K
7.9M
0.0
510M
505.7M
497.9M
489.8M
455.7M
409.7M
274M
254M
181.4M
0.0
0.0
-451.1M
-459.6M
-391.1M
-413.9M
-367.5M
-277.7M
-199.4M
-138.5M
-96.8M
-45.4M
-18.1M
0.0
0.0
0.0
0.0
-2K
-7K
16K
-28K
-643K
-290K
-11K
0.0
0.0
0.0
0.0
0.0
-1.0
0.0
0.0
0.0
290K
0.0
59M
46.1M
106.9M
75.9M
88.3M
132M
74.6M
115.9M
85M
10.2M
196K
59M
46.1M
106.9M
75.9M
88.3M
132M
74.6M
116.2M
85.3M
6.4M
-257K
0.0
0.0
0.0
0.0
0.0
0.0
0.0
355K
355K
-3.8M
-453K
SUMMARY
68.9M
110.5M
182.4M
124.8M
171.1M
153.5M
106.1M
129M
93.5M
13.8M
7.2M
0.0
0.0
46.6M
0.0
33.8M
41.7M
52.3M
81.4M
50K
50K
50K
2.9M
4.3M
5.5M
6.6M
7.3M
7.8M
5.5M
0.0
0.0
0.0
0.0
-37.4M
-48.6M
-70.8M
-102.5M
-105.2M
-77.4M
-24.2M
-34.1M
-87.3M
-10.3M
-5.7M
56,275,225
56,275,225
56,275,225
56,275,225
56,275,225
56,275,225
56,275,225
56,275,225
56,275,225
56,275,225
56,275,225

SEC Filings

SPRO - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
10-Q

10-Q 2026 Q1

Q1

May 13, 2026
March 31, 2026
2026
8-K

8-K 2026

N/A

May 13, 2026
May 13, 2026
2026
DEF 14A

DEF 14A 2026

N/A

April 27, 2026
June 23, 2026
2026
8-K

8-K 2026

N/A

March 26, 2026
March 26, 2026
2026
10-K

10-K 2025 FY

FY

March 26, 2026
December 31, 2025
2025
8-K

8-K 2026

N/A

January 30, 2026
January 30, 2026
2026
8-K

8-K 2025

N/A

December 19, 2025
December 19, 2025
2025
8-K

8-K 2025

N/A

November 13, 2025
November 13, 2025
2025
10-Q

10-Q 2025 Q3

Q3

November 13, 2025
September 30, 2025
2025
10-Q

10-Q 2025 Q2

Q2

August 12, 2025
June 30, 2025
2025
Showing 1 to 10 of 165 filings