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Spero Therapeutics Inc Stock (SPRO) Price History

The historical daily chart and data for Spero Therapeutics Inc stock (SPRO), show that the latest closing stock price as of August 22, 2025, is $1.87.
  • Spero Therapeutics Inc all-time high stock price is $23.64, occurred on December 28, 2020.
  • The lowest Spero Therapeutics Inc stock price recorded was $0.5052 on April 09, 2025. Since then, Spero Therapeutics Inc's stock price has risen over 270.15% to $1.87 now.
  • The 52-week high stock price for SPRO is $3.22, representing a 72.19% increase from the current share price, occurred on July 09, 2025.
  • The 52-week low stock price for SPRO is $0.5052, indicating a -72.98% decrease from the current share price, occurred on April 09, 2025.
  • The closing price of Spero Therapeutics Inc (SPRO) stock in the beginning of 2024 was $15.15. The stock closed the year at $1.73, a loss of over -88.58% for the year.
The table below shows more information about SPRO historical price data:
Date High Low High - Low Volume % Change
Aug 22, 2025 $1.94 $1.86 $0.0844 297,786.0 +0.54%
Aug 21, 2025 $1.90 $1.81 $0.09 534,252.0 +1.64%
Aug 20, 2025 $1.85 $1.80 $0.05 441,373.0 -0.54%
Aug 19, 2025 $1.91 $1.83 $0.075 367,326.0 -3.66%
Aug 18, 2025 $1.94 $1.89 $0.05 521,116.0 +0.00%
Aug 15, 2025 $1.96 $1.85 $0.11 1,045,187.0 -3.54%
Aug 14, 2025 $2.00 $1.92 $0.087 625,224.0 +2.33%
Aug 13, 2025 $2.15 $1.92 $0.23 2,486,093.0 -18.01%
Aug 12, 2025 $2.38 $2.21 $0.17 602,688.0 +7.27%
Aug 11, 2025 $2.23 $2.15 $0.08 360,184.0 +0.46%
Aug 08, 2025 $2.23 $2.16 $0.065 401,733.0 +0.92%
Aug 07, 2025 $2.27 $2.12 $0.145 1,003,269.0 -3.98%
Aug 06, 2025 $2.31 $2.15 $0.16 817,652.0 +6.60%
Aug 05, 2025 $2.33 $2.11 $0.22 2,315,768.0 -6.19%
Aug 04, 2025 $2.39 $2.20 $0.19 950,101.0 -1.74%
Aug 01, 2025 $2.33 $2.22 $0.105 518,730.0 -0.86%
Jul 31, 2025 $2.44 $2.17 $0.265 915,762.0 +6.67%
Jul 30, 2025 $2.26 $2.16 $0.10 483,323.0 -1.14%
Jul 29, 2025 $2.31 $2.17 $0.1351 879,063.0 -4.35%
Jul 28, 2025 $2.35 $2.29 $0.06 295,231.0 -1.29%
Jul 25, 2025 $2.40 $2.32 $0.0825 350,553.0 -0.85%
Jul 24, 2025 $2.41 $2.35 $0.06 368,489.0 -1.26%

Spero Therapeutics Inc Stock (SPRO) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Spero Therapeutics Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of SPRO shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Spero Therapeutics Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.

Spero Therapeutics Inc Stock (SPRO) Price History 2025

Month High Low High - Low Volume % Change
Aug, 2025 $2.39 $1.80 $0.59 13,586,268.0 -19.40%
Jul, 2025 $3.22 $2.16 $1.06 16,967,524.0 -20.00%
Jun, 2025 $3.09 $2.42 $0.67 41,627,304.0 +16.00%
May, 2025 $2.80 $0.57 $2.23 215,663,778.0 +279.94%
Apr, 2025 $0.829 $0.5052 $0.3238 3,544,110.0 -8.61%
Mar, 2025 $0.92 $0.70 $0.22 2,421,788.0 -7.17%
Feb, 2025 $0.9498 $0.7402 $0.2096 4,236,328.0 -9.46%
Jan, 2025 $1.13 $0.83 $0.30 4,111,604.0 -16.83%

Spero Therapeutics Inc Stock (SPRO) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $1.20 $0.9187 $0.2813 4,804,309.0 -10.53%
Nov, 2024 $1.34 $1.10 $0.24 5,962,053.0 -7.32%
Oct, 2024 $1.36 $1.01 $0.35 7,006,479.0 -8.21%
Sep, 2024 $1.42 $1.24 $0.18 2,130,900.0 -2.19%
Aug, 2024 $1.47 $1.15 $0.32 3,109,831.0 -2.84%
Jul, 2024 $1.53 $1.27 $0.26 1,988,878.0 +8.46%
Jun, 2024 $1.50 $1.25 $0.25 3,364,126.0 -8.45%
May, 2024 $1.72 $1.41 $0.31 3,240,683.0 +0.00%
Apr, 2024 $1.81 $1.37 $0.44 4,792,995.0 -17.44%
Mar, 2024 $1.89 $1.62 $0.265 10,445,857.0 +4.24%
Feb, 2024 $1.71 $1.33 $0.3801 4,745,080.0 +8.55%
Jan, 2024 $1.62 $1.35 $0.27 3,815,941.0 +3.40%

Spero Therapeutics Inc Stock (SPRO) Price History 2023

Month High Low High - Low Volume % Change
Dec, 2023 $1.50 $1.14 $0.36 3,836,230.0 +28.95%
Nov, 2023 $1.29 $1.04 $0.25 3,388,001.0 +5.56%
Oct, 2023 $1.21 $0.99 $0.22 3,386,494.0 -10.74%
Sep, 2023 $1.55 $1.18 $0.37 4,744,630.0 -19.33%
Aug, 2023 $1.66 $1.24 $0.42 9,557,762.0 -7.98%
Jul, 2023 $1.65 $1.36 $0.29 6,059,018.0 +12.41%
Jun, 2023 $1.83 $1.39 $0.44 6,620,793.0 -16.67%
May, 2023 $2.00 $1.71 $0.285 6,870,867.0 -1.69%
Apr, 2023 $1.80 $1.41 $0.39 8,061,520.0 +22.07%
Mar, 2023 $1.73 $1.35 $0.38 20,619,374.0 -2.03%
Feb, 2023 $1.93 $1.48 $0.455 7,022,792.0 -20.00%
Jan, 2023 $2.04 $1.71 $0.33 6,598,794.0 +6.94%
$24.65
price up icon 0.94%
$85.04
price down icon 1.72%
$26.20
price up icon 0.73%
$110.88
price up icon 0.10%
$131.88
price down icon 0.54%
biotechnology ONC
$313.67
price down icon 0.10%
Cap:     |  Volume (24h):