Spero Therapeutics, Inc.SPRONASDAQ
Loading
R&D Expenses Over TimeContracting
Percentile Rank60
3Y CAGR+9.0%
5Y CAGR-2.3%
Studio
Year-over-Year Change

Research and development spending

3Y CAGR
+9.0%/yr
vs +8.9%/yr prior
5Y CAGR
-2.3%/yr
Recent acceleration
Acceleration
+0.2pp
Accelerating
Percentile
P60
Within normal range
vs 5Y Ago
0.9x
Contraction
Streak
1 yr
Consecutive declineContracting
PeriodValueYoY Change
TTM$61.71M-36.2%
2024$96.76M+88.1%
2023$51.44M+8.1%
2022$47.59M-26.2%
2021$64.53M-7.0%
2020$69.40M+2.3%
2019$67.88M+100.3%
2018$33.88M+3.1%
2017$32.87M+24.8%
2016$26.33M-