Spero Therapeutics, Inc. - Common Stock (NQ:SPRO)

1.220 UNCHANGED
Delayed Quote Updated: 4:00 PM EDT, Oct 20, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 225
Open 1.220
Bid (Size) 1.180 (200)
Ask (Size) 1.220 (5,700)
Prev. Close 1.220
Today's Range 1.220 - 1.220
52wk Range 1.080 - 3.080
Shares Outstanding 52,571,813
Dividend Yield N/A

Performance

52-Week Range 60.4% below 52-week high
1.220
1.0852W Low 3.0852W High
1 Week 1.6% below 1-week high
1.091W Low 1.241W High

Spero Therapeutics, Inc. - Common Stock (SPRO) traded between $1.08 and $3.08 over the past 52 weeks and last traded at $1.22, 60.4% below its 52-week high. Over the past week it ranged between $1.09 and $1.24.

Past 12 Months
+8.9%
+7.0%
-11.6%
-56.4%
-48.1%
-46.7%
1W +$0.10
1M +$0.08
3M -$0.16
6M -$1.58
YTD -$1.13
1Y -$1.07

SPRO was -46.7% over the past year, -56.4% over six months, -48.1% year to date, +8.9% in the last week.

12 Months vs Market
SPRO
-46.7%
DIA
+12.3%
SPY
+14.6%
QQQ
+17.3%
IWM
+11.1%

Over the past 12 months SPRO returned -46.7% versus DIA (Dow) +12.3%, SPY (S&P 500) +14.6%, QQQ (Nasdaq 100) +17.3% and IWM (Russell 2000) +11.1%.

Volume & Liquidity 0.00× 3-mo avg
Today 225 3-mo avg 935.1K
1W
434.9K
1M
876.5K
3M
935.1K
6M
1.1M
YTD
815.0K
1Y
780.7K

SPRO most recently traded 225 shares against a 3-month average daily volume of 935.1K.

More News

Read More

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 1.220
When was Spero Therapeutics, Inc. - Common Stock last traded?
The last trade of Spero Therapeutics, Inc. - Common Stock was at 10/20/26 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 64.14M
How many shares of Spero Therapeutics, Inc. - Common Stock are outstanding?
Spero Therapeutics, Inc. - Common Stock has 64M shares outstanding.
Stock Quote API & Stock News API supplied by www.cloudquote.io
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the Privacy Policy and Terms Of Service.