Spero Therapeutics Stock Performance
as on October 31, 2026 at 2:16 pm IST
Day's Low
Day's High
$1.05$1.11
0.94%
Downside
4.72%
Upside

52 Week's Low
52 Week's High
$1.04$3.08
1.89%
Downside
190.57%
Upside

Spero Therapeutics share price movements today
- Previous Close
- $1.11
- Open
- $1.11
- Volume
- 1.1M
- Market Cap
- $68.1M
- Day's Low - High
- $1.05 - $1.11
- 52 Week Low - High
- $1.04 - $3.08
Spero Therapeutics Historical Returns
- 1 Month Return
- -8.26 %
- 3 Month Return
- -7.5 %
- 1 Year Return
- -52.97 %
- 3 Year Return
- + 7.77 %
- 5 Year Return
- -93.68 %
Spero Therapeutics Stock Fundamentals & Key Indicators
Check Spero Therapeutics market cap, PE, PB, PEG ratios, dividend yield, and other key fundamental indicators.
Market Cap
$68.1M
EPS (TTM)
0.14
Dividend Yield
0.00%
Quarterly Earnings Growth YOY
0.75%
PE Ratio (TTM)
8.36
Industry PE ratio
-3.27
PEG Ratio
0.06
EBITDA
7.7M
Revenue (TTM)
43.0M
Profit Margin
100.00%
Return On Equity TTM
16.17%
Spero Therapeutics vs Peer Comparison
Compare market cap, revenue, PE, and other key metrics of Spero Therapeutics with its industry peers.
Company | Analyst View | Market Cap | 5 Years Return % | PE Ratio | Profit Margin % | Dividend Yield % |
|---|---|---|---|---|---|---|
| Buy | $68.1M | -93.68% | 8.36 | 100.00% | 0.00% | |
| Neutral | $85.5B | -35.47% | -26.84 | -12.57% | 0.00% | |
| StrongBuy | $134.2B | 192.00% | 30.58 | 86.04% | 0.00% | |
| Buy | $83.7B | 27.94% | 19.42 | 84.86% | 0.45% |
Stock Returns calculator for Spero Therapeutics Stock including INR - Dollar returns
The Spero Therapeutics stock calculator helps Indian investors calculate returns based on the historical performance of the stock. Just choose your investment amount and duration to get insights and invest more confidently. See stock returns as well as the effect of dollar appreciation over different durations.
*Dollar Impact: The bonus return you make when the US Dollar rises against the Rupee; calculated on the full amount you walk away with, not just what you invested in.
Investment Value
₹1,00,000
Spero Therapeutics investment value today
Current value as on today
₹48,043
Returns
Returns from Spero Therapeutics Stock
Dollar Impact
₹3,128 (+3.13%)
Analyst Recommendation on Spero Therapeutics Stock
Based on 1 analysts
100.00%
Buy
0.00%
Hold
0.00%
Sell
Based on 1 analysts, 100% of analysts recommend a 'BUY' rating for Spero Therapeutics. Average target price of $5
Spero Therapeutics Share Price Target
Get share price movements and forecasts by analysts on Spero Therapeutics.
What analysts predicted
78.8%UPSIDE
Target Price
$5
Current Price
$1.06
Analyzed by
1 Analysts
High
$6
Target
$5.00
Low
$6
Spero Therapeutics target price $5, a slight upside of 78.8% compared to current price of $1.06. According to 1 analysts rating.
Indian Investors' Interest in Spero Therapeutics Stock
Search interest for Spero Therapeutics Stock has increased by 52% in the last 30 days, reflecting an upward trend in search activity.
Time period: to
Change:52% versus previous 30 day period
Spero Therapeutics Quarterly Profit & Loss
All numbers in Millions USD
Spero Therapeutics Annual Profit & Loss
All numbers in Millions USD
Spero Therapeutics Quarterly Cash Flow
All numbers in Millions USD
Spero Therapeutics Annual Cash Flow
All numbers in Millions USD
Insights on Spero Therapeutics
Insights help you understand the recent movement of the company's critical parameters, giving you an overall view of the company.
NO EFFECTAgainst Peers

In the last 3 years, Moderna, Inc. Common Stock has given 193.3% return, outperforming this stock by 190.5%
NO EFFECTAgainst Peers

In the last 1 year, Moderna, Inc. Common Stock has given 720.2% return, outperforming this stock by 774.5%
NEGATIVE IMPACTProfit Down

Netprofit is down for the last 3 quarters, 31.52M → -9.55M (in $), with an average decrease of 77.7% per quarter
NEGATIVE IMPACTRevenue Fall

Revenue is down for the last 2 quarters, 39.65M → 258.0K (in $), with an average decrease of 99.4% per quarter
NEGATIVE IMPACTPrice Dip

In the last 6 months, SPRO stock has moved down by -55.8%
About Spero Therapeutics
| Organisation | Spero Therapeutics |
| Headquarters | 675 Massachusetts Avenue, Cambridge, MA, 02139, US |
| Industry | Biotechnology |
| CEO | Esther Rajavelu |
Key Management of Spero Therapeutics
Name | Title |
|---|---|
Ms. Esther P. Rajavelu | CEO, President, CFO, Chief Business Officer, Treasurer & Director |
Mr. Timothy Keutzer | Chief Operating Officer |
Mr. John Raymond | Senior Vice President of Finance & Business Operations |
Dr. Debra Jeske Zack M.D., Ph.D. | Chief Medical Officer |
FAQs
What is Spero Therapeutics share price today?
Spero Therapeutics share price today is $1.06 as on at the close of the market. Spero Therapeutics share today touched a day high of $1.11 and a low of $1.05.
What is the 52 week high and 52 week low for Spero Therapeutics share?
Spero Therapeutics share touched a 52 week high of $3.08 on and a 52 week low of $1.04 on . Spero Therapeutics stock price today i.e. is closed at $1.06,which is 65.58% down from its 52 week high and 1.92% up from its 52 week low.
What is Spero Therapeutics's market capitalisation today?
Spero Therapeutics market capitalisation is $0.00T as on .
How to invest in Spero Therapeutics Stock (SPRO) from India?
- Step 1: Open a free US stocks account on INDmoney App and transfer your Rupees into Dollars to your INDmoney US stocks account. For a step by step instruction, check How to Transfer Money to Your US Stocks Account .
- Step 2: Search for Spero Therapeutics on INDmoney app. Click on Buy button.
What is the minimum amount required to buy Spero Therapeutics Stock (SPRO) from India?
Indian investors can start investing in Spero Therapeutics (SPRO) shares with as little as ₹94.94999694824219 or $1 (as of ) using the INDmoney app.
For example: If you want to invest $10 or ₹949.50 in Spero Therapeutics stock (as per the Rupee-Dollar exchange rate as on ).
Based on Spero Therapeutics share’s latest price of $1.06 as on October 31, 2026 at 8:46 am IST, you will get 9.4340 shares of Spero Therapeutics. Learn more about
fractional shares .
What are the returns that Spero Therapeutics has given to Indian investors in the last 5 years?
Spero Therapeutics stock has given -93.68% share price returns and 27.26% dollar appreciation to an Indian investor in the last 5 years.
Read more about How do Currency Exchange Rates impact your returns on US Stock Investments?