Spero Therapeutics, Inc. - Common Stock (NQ:SPRO)
Price and Volume
Detailed Quote| Volume | 210,266 |
| Open | 1.060 |
| Bid (Size) | 1.050 (600) |
| Ask (Size) | 1.100 (18,800) |
| Prev. Close | 1.040 |
| Today's Range | 1.050 - 1.090 |
| 52wk Range | 1.030 - 3.080 |
| Shares Outstanding | 52,571,813 |
| Dividend Yield | N/A |
Top News
More News
Gapping stocks in Tuesday's session ↗
September 22, 2026
Performance
52-Week Range
65.3% below 52-week high
1.070
1.0352W Low
3.0852W High
1 Week
9.3% below 1-week high
1.031W Low
1.181W High
Spero Therapeutics, Inc. - Common Stock (SPRO) traded between $1.03 and $3.08 over the past 52 weeks and last traded at $1.07, 65.3% below its 52-week high. Over the past week it ranged between $1.03 and $1.18.
Past 12 Months
1W
-$0.04
1M
-$0.09
3M
-$0.19
6M
-$1.46
YTD
-$1.28
1Y
-$1.28
SPRO was -54.5% over the past year, -57.7% over six months, -54.5% year to date, -3.6% in the last week.
12 Months vs Market
SPRO
-54.5%
DIA
+13.2%
SPY
+13.6%
QQQ
+11.7%
IWM
+17.8%
Over the past 12 months SPRO returned -54.5% versus DIA (Dow) +13.2%, SPY (S&P 500) +13.6%, QQQ (Nasdaq 100) +11.7% and IWM (Russell 2000) +17.8%.
Volume & Liquidity
0.37× 3-mo avg
Today 210,266
3-mo avg 572.1K
1W
273.5K
1M
393.9K
3M
572.1K
6M
1.1M
YTD
789.3K
1Y
723.4K
SPRO most recently traded 210,266 shares against a 3-month average daily volume of 572.1K.
More News
Read More
Spero Therapeutics (SPRO) Q2 2026 Earnings Call Transcript ↗
August 19, 2026
Earnings Scheduled For November 13, 2025 ↗
November 13, 2025
Earnings Outlook For Spero Therapeutics ↗
August 11, 2025
Spero Therapeutics Q2 Earnings Call Highlights ↗
August 12, 2026
Top movers in Wednesday's session ↗
June 17, 2026
Spero Therapeutics Inc (NASDAQ:SPRO) Posts Q3 Revenue and EPS Beat ↗
November 13, 2025
Insights Ahead: Spero Therapeutics's Quarterly Earnings ↗
November 12, 2025
12 Health Care Stocks Moving In Tuesday's After-Market Session ↗
August 12, 2025
Earnings Scheduled For August 12, 2025 ↗
August 12, 2025
Unusual volume stocks in Friday's session ↗
May 30, 2025
Frequently Asked Questions
Is Spero Therapeutics, Inc. - Common Stock publicly traded?
Yes, Spero Therapeutics, Inc. - Common Stock is publicly traded.
What exchange does Spero Therapeutics, Inc. - Common Stock trade on?
Spero Therapeutics, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Spero Therapeutics, Inc. - Common Stock?
The ticker symbol for Spero Therapeutics, Inc. - Common Stock is SPRO on the Nasdaq Stock Market
What is the current price of Spero Therapeutics, Inc. - Common Stock?
The current price of Spero Therapeutics, Inc. - Common Stock is 1.070
When was Spero Therapeutics, Inc. - Common Stock last traded?
The last trade of Spero Therapeutics, Inc. - Common Stock was at 11/04/26 04:00 PM ET
What is the market capitalization of Spero Therapeutics, Inc. - Common Stock?
The market capitalization of Spero Therapeutics, Inc. - Common Stock is 56.25M
How many shares of Spero Therapeutics, Inc. - Common Stock are outstanding?
Spero Therapeutics, Inc. - Common Stock has 56M shares outstanding.
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