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SPRO:NASDAQ
Spero Therapeutics Inc
$1.22
0.00%
(0.00) 1D
$1.23
+0.81% (+0.0099)
After hours
Closed: Sep 3, 4:00:00 PM GMT-4  ·   USD
All symbols
SymbolPriceChange% Change
Generating top insights for SPRO...
Open
$1.22
High
$1.23
Low
$1.20
Mkt. cap
71.05M
Avg. vol.
1.12M
Volume
203.32K
P/E ratio
32.05
52-wk high
$3.08
52-wk low
$1.08
EPS
$0.04
Beta
1.49
Shares outstanding
58.24M
No. of employees
25
Open
$1.22
High
$1.23
Low
$1.20
Mkt. cap
71.05M
Avg. vol.
1.12M
Volume
203.32K
P/E ratio
32.05
52-wk high
$3.08
52-wk low
$1.08
EPS
$0.04
Beta
1.49
Shares outstanding
58.24M
No. of employees
25
News stories
From web sources and news partners
About Spero Therapeutics Inc
CEO-
Employees25
Founded2013
Headquarters-
SectorBiotechnology
Websitesperotherapeutics.com
Analyst
Recommendation
Action
Price target
Projected
Date
Gavin Clark-Gartner
Evercore ISI
Hold
Maintained
$4.00
+227.9%
12/17/2025
Ritu Baral
TD Cowen
Hold
Maintained
-
-
11/16/2025
Last report
May 13, 2026
Fiscal period
Q1 2026
EPS / Est. (USD)
-$0.13 / -$0.20
+35.00%beat
Revenue / Est. (USD)
258.00K / -
0.00%miss
Fiscal Q1 2026 earnings call
Waiting for the earnings call
At a glance
Insights from the latest news and reports
Previous reportsAll values in USD
Loading Previous Earnings...
Income statement
Revenue
Net income
All values in USD
Sep 2025
Dec 2025
Mar 2026
Jun 2026
Revenue
5.44M
41.30M
258.00K
-
Cost of goods sold
8.60M
5.59M
2.91M
3.43M
Cost of revenue
8.60M
5.59M
2.91M
3.43M
Research and development expenses
-
-
-
-
Total research and development expenses
-
-
-
-
Selling, general, and admin expenses
4.17M
4.30M
4.89M
6.49M
Operating expense
4.17M
4.30M
4.89M
6.49M
Total operating expenses
12.77M
9.89M
7.80M
9.93M
Operating income
-7.33M
31.40M
-7.54M
-9.93M
Other non operating income
2.00K
-
-1.00K
-3.00K
EBT including unusual items
-7.38M
31.78M
-7.20M
-9.55M
EBT excluding unusual items
-6.80M
31.78M
-7.20M
-9.55M
Income tax expense
-
261.00K
-
-
Effective tax rate
-
0.82%
-
-
Other operating expenses
-
-
-
-
Net income
-7.38M
31.52M
-7.20M
-9.55M
Net profit margin
-135.65%
76.33%
-2,791.86%
-
Earnings per share
-
-
-
-
Interest and investment income
532.00K
376.00K
336.00K
377.00K
Interest expense
-
-
-
-
Net interest expenses
532.00K
376.00K
336.00K
377.00K
Depreciation and amortization charges
-
-
-
-
EBITDA
-7.33M
31.41M
-
-
Gain or loss from assets sale
-
-
-
-
Insider transactions
Insider transactions data is drawn from third-party sources. Learn more
Insider
Position
Type
Date
Shares
Amount
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