19.99
price up icon0.00%   0.00
after-market After Hours: 20.00 0.01 +0.05%
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Amentum Holdings Inc Stock (AMTM) Price History

The historical daily chart and data for Amentum Holdings Inc stock (AMTM), show that the latest closing stock price as of September 01, 2026, is $19.99.
  • Amentum Holdings Inc all-time high stock price is $38.11, occurred on February 06, 2026.
  • The lowest Amentum Holdings Inc stock price recorded was $16.01 on April 09, 2025. Since then, Amentum Holdings Inc's stock price has risen over 24.86% to $19.99 now.
  • The 52-week high stock price for AMTM is $38.11, representing a 90.65% increase from the current share price, occurred on February 06, 2026.
  • The 52-week low stock price for AMTM is $19.80, indicating a -0.94% decrease from the current share price, occurred on June 26, 2026.
The table below shows more information about AMTM historical price data:
Date High Low High - Low Volume % Change
Sep 01, 2026 $20.25 $19.80 $0.45 1,837,223.0 +0.00%
Aug 31, 2026 $20.49 $19.90 $0.59 1,367,692.0 -1.58%
Aug 28, 2026 $20.57 $20.17 $0.403 1,229,676.0 -0.59%
Aug 27, 2026 $20.68 $20.40 $0.28 1,588,197.0 -0.87%
Aug 26, 2026 $20.85 $20.14 $0.71 1,778,135.0 +1.73%
Aug 25, 2026 $20.34 $19.97 $0.368 2,717,697.0 +1.00%
Aug 24, 2026 $21.65 $19.99 $1.66 2,599,895.0 -6.65%
Aug 21, 2026 $21.55 $20.64 $0.9099 3,099,747.0 +4.27%
Aug 20, 2026 $21.18 $20.38 $0.805 3,121,624.0 -2.00%
Aug 19, 2026 $21.68 $20.80 $0.88 2,023,131.0 +0.38%
Aug 18, 2026 $20.97 $20.09 $0.88 4,057,727.0 +2.55%
Aug 17, 2026 $21.27 $20.18 $1.08 4,123,327.0 -4.84%
Aug 14, 2026 $21.98 $21.25 $0.7299 1,767,389.0 -0.92%
Aug 13, 2026 $22.98 $21.44 $1.54 2,315,542.0 -3.77%
Aug 12, 2026 $22.62 $21.90 $0.72 3,934,220.0 +0.40%
Aug 11, 2026 $23.55 $21.86 $1.69 6,969,546.0 -8.22%
Aug 10, 2026 $25.08 $24.39 $0.69 2,665,451.0 -1.33%
Aug 07, 2026 $24.82 $23.53 $1.29 1,778,665.0 +3.90%
Aug 06, 2026 $24.38 $23.30 $1.08 1,996,474.0 +1.88%
Aug 05, 2026 $24.28 $23.32 $0.96 1,040,044.0 -3.07%
Aug 04, 2026 $24.16 $23.12 $1.04 1,520,043.0 +4.14%

Amentum Holdings Inc Stock (AMTM) Year by Year Price History

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

Amentum Holdings Inc Stock (AMTM) Price History 2026

Month High Low High - Low Volume % Change
Sep, 2026 $20.25 $19.80 $0.45 1,837,223.0 +0.00%
Aug, 2026 $25.08 $19.80 $5.28 54,833,000.0 -9.95%
Jul, 2026 $23.47 $20.14 $3.32 39,754,471.0 +7.40%
Jun, 2026 $24.53 $19.80 $4.72 40,885,861.0 -11.02%
May, 2026 $26.67 $22.05 $4.62 48,195,067.0 -11.44%
Apr, 2026 $28.54 $25.13 $3.41 34,919,583.0 +0.58%
Mar, 2026 $31.37 $24.89 $6.48 41,307,385.0 -12.69%
Feb, 2026 $38.11 $29.16 $8.95 48,299,548.0 -16.52%
Jan, 2026 $37.94 $28.93 $9.01 37,278,449.0 +23.38%

Amentum Holdings Inc Stock (AMTM) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $30.21 $28.01 $2.20 43,373,735.0 +2.34%
Nov, 2025 $31.87 $21.11 $10.76 51,586,182.0 +27.76%
Oct, 2025 $26.58 $21.28 $5.30 34,765,784.0 -6.43%
Sep, 2025 $25.11 $21.71 $3.40 36,029,090.0 -4.01%
Aug, 2025 $26.62 $23.52 $3.11 30,735,257.0 -0.08%
Jul, 2025 $25.86 $23.11 $2.75 32,876,848.0 +5.76%
Jun, 2025 $24.33 $19.11 $5.22 52,482,526.0 +14.28%
May, 2025 $22.91 $20.05 $2.86 44,890,432.0 -5.32%
Apr, 2025 $22.23 $16.01 $6.22 51,668,875.0 +19.89%
Mar, 2025 $20.01 $16.95 $3.06 60,510,943.0 -7.33%
Feb, 2025 $24.30 $18.81 $5.49 38,691,159.0 -6.34%
Jan, 2025 $23.99 $18.99 $5.00 45,555,813.0 -0.29%

Amentum Holdings Inc Stock (AMTM) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $25.07 $18.38 $6.69 74,872,770.0 -8.42%
Nov, 2024 $34.47 $21.24 $13.23 33,471,973.0 -18.12%
Oct, 2024 $31.14 $24.02 $7.12 60,041,227.0 +0.00%
UNF UNF
$277.48
price up icon 0.32%
DLB DLB
$61.43
price down icon 0.21%
RTO RTO
$24.30
price up icon 2.14%
ULS ULS
$73.46
price down icon 1.42%
$56.62
price up icon 0.55%
RBA RBA
$82.75
price down icon 2.16%
Cap:     |  Volume (24h):