2.19
price down icon0.45%   -0.01
pre-market  Pre-market:  2.11   -0.08   -3.65%
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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 July 06, 2026, is $2.19.
  • 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 333.49% to $2.19 now.
  • The 52-week high stock price for SPRO is $3.22, representing a 47.03% increase from the current share price, occurred on July 09, 2025.
  • The 52-week low stock price for SPRO is $1.80, indicating a -17.81% decrease from the current share price, occurred on August 20, 2025.
  • The closing price of Spero Therapeutics Inc (SPRO) stock in the beginning of 2025 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
Jul 06, 2026 $2.21 $2.15 $0.055 350,530.0 -0.45%
Jul 02, 2026 $2.28 $2.15 $0.13 626,878.0 -0.90%
Jul 01, 2026 $2.27 $2.21 $0.055 397,462.0 +0.45%
Jun 30, 2026 $2.29 $2.20 $0.085 431,113.0 -2.21%
Jun 29, 2026 $2.33 $2.25 $0.079 517,342.0 +0.00%
Jun 26, 2026 $2.33 $2.01 $0.315 2,219,851.0 +11.88%
Jun 25, 2026 $2.13 $2.02 $0.11 1,141,801.0 -3.81%
Jun 24, 2026 $2.23 $2.10 $0.13 887,580.0 -2.33%
Jun 23, 2026 $2.23 $2.15 $0.08 605,518.0 -2.71%
Jun 22, 2026 $2.36 $2.16 $0.20 2,233,608.0 -3.07%
Jun 18, 2026 $2.51 $2.15 $0.3599 7,145,501.0 +8.06%
Jun 17, 2026 $3.05 $1.95 $1.10 10,994,763.0 -23.83%
Jun 16, 2026 $2.98 $2.75 $0.23 1,422,882.0 -4.81%
Jun 15, 2026 $2.97 $2.85 $0.116 932,497.0 +2.11%
Jun 12, 2026 $2.85 $2.70 $0.15 622,908.0 +5.56%
Jun 11, 2026 $2.76 $2.48 $0.28 1,149,662.0 +6.30%
Jun 10, 2026 $2.63 $2.50 $0.13 757,286.0 -1.17%
Jun 09, 2026 $2.81 $2.52 $0.29 1,127,080.0 -6.20%

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 2026

Month High Low High - Low Volume % Change
Jul, 2026 $2.28 $2.15 $0.13 1,725,400.0 -0.90%
Jun, 2026 $3.07 $1.95 $1.12 36,632,847.0 -21.91%
May, 2026 $3.08 $2.37 $0.71 14,937,321.0 +12.75%
Apr, 2026 $2.92 $2.34 $0.585 9,625,502.0 +7.26%
Mar, 2026 $2.70 $2.11 $0.59 7,023,043.0 +7.83%
Feb, 2026 $2.49 $2.10 $0.39 7,241,855.0 -0.91%
Jan, 2026 $2.65 $2.18 $0.475 4,675,692.0 -6.01%

Spero Therapeutics Inc Stock (SPRO) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $2.42 $2.18 $0.24 5,797,139.0 -5.42%
Nov, 2025 $2.75 $2.21 $0.54 9,346,686.0 -1.23%
Oct, 2025 $2.52 $1.89 $0.63 24,417,670.0 +29.26%
Sep, 2025 $2.19 $1.84 $0.355 6,394,822.0 -9.18%
Aug, 2025 $2.39 $1.80 $0.59 14,837,768.0 -10.78%
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%
$111.54
price down icon 0.05%
$56.92
price down icon 1.47%
$35.39
price up icon 0.74%
ONC ONC
$309.46
price up icon 3.97%
$81.80
price up icon 2.56%
$189.99
price up icon 0.40%
Cap:     |  Volume (24h):