SPRO
Spero Therapeutics, Inc.
NASDAQ · Healthcare · Biotechnology · US
$1.08
−2.70%Price returns
Price only, unadjusted for dividends
- 1 day
- -2.7%
- 5 days
- -0.4%
- 1 month
- -7.0%
- 3 months
- -6.3%
- 6 months
- -55.2%
- Year to date
- -51.7%
- 1 year
- -52.3%
- 3 years
- +9.2%
- 5 years
- -93.6%
- 10 years
- —
Moving averages
- SMA 10 · Below
- $1.14
- Price vs SMA 10
- -0.9%
- SMA 50 · Below
- $1.18
- Price vs SMA 50
- -4.5%
- SMA 200 · Below
- $1.99
- Price vs SMA 200
- -43.5%
Relative strength
14-day RSI
- RSI 14-day
- 46.4
- RSI signal
- Neutral
Multi-period price returns, moving averages and the latest 14-day relative strength index · Data as of Jun 1, 2026