Amentum Holdings, Inc. (AMTM)
NYSE: AMTM · Real-Time Price · USD
20.06
-0.05 (-0.25%)
At close: Sep 4, 2026, 4:00 PM EDT
20.00
-0.06 (-0.30%)
After-hours: Sep 4, 2026, 7:52 PM EDT

Amentum Holdings Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Sep 4, 202620.0020.2419.8820.0620.06-0.25%1,076,040
Sep 3, 202620.0020.3519.9020.1120.111.06%1,478,812
Sep 2, 202619.8920.1919.8019.9019.90-0.45%1,937,666
Sep 1, 202620.1320.2519.8019.9919.99-1,835,614
Aug 31, 202620.2420.4919.9019.9919.99-1.58%1,366,833
Aug 28, 202620.4520.5720.1720.3120.31-0.59%1,205,414
Aug 27, 202620.6320.6820.4020.4320.43-0.87%1,587,129
Aug 26, 202620.1420.8520.1420.6120.611.73%1,737,984
Aug 25, 202620.2020.3419.9720.2620.261.00%2,157,578
Aug 24, 202621.4721.6519.9920.0620.06-6.65%2,597,533
Aug 21, 202620.7821.5520.6421.4921.494.27%3,098,459
Aug 20, 202621.1021.1820.3820.6120.61-2.00%3,120,723
Aug 19, 202621.0021.6820.8021.0321.030.38%2,019,865
Aug 18, 202620.5520.9720.0920.9520.952.55%4,051,301
Aug 17, 202621.1721.2720.1920.4320.43-4.84%4,121,630
Aug 14, 202621.6921.9821.2521.4721.47-0.92%1,766,627
Aug 13, 202622.6622.9821.4421.6721.67-3.77%2,315,484
Aug 12, 202622.1522.6221.9022.5222.520.40%3,655,603
Aug 11, 202623.2023.5521.8622.4322.43-8.22%6,920,599
Aug 10, 202624.7725.0824.3924.4424.44-1.33%2,562,329
Aug 7, 202623.8524.8223.5324.7724.773.90%1,778,483
Aug 6, 202623.3524.3823.3023.8423.841.88%1,996,222
Aug 5, 202624.2624.2823.3223.4023.40-3.07%1,039,793
Aug 4, 202623.1224.1623.1224.1424.144.14%1,519,732
Aug 3, 202622.2423.2322.2023.1823.184.41%1,301,085
Jul 31, 202621.7322.3521.4922.2022.202.16%1,392,168
Jul 30, 202621.5021.8121.2621.7321.73-0.32%1,362,668
Jul 29, 202623.2823.3321.7221.8021.80-7.08%2,607,768
Jul 28, 202622.8023.4722.7523.4623.462.58%1,408,346
Jul 27, 202622.5823.0422.4922.8722.871.42%1,352,253
Jul 24, 202622.2523.1822.2522.5522.552.45%1,939,944
Jul 23, 202621.2622.3021.2522.0122.012.75%2,015,944
Jul 22, 202621.1721.6921.0221.4221.422.10%1,749,577
Jul 21, 202621.1421.2220.8220.9820.98-0.85%1,444,930
Jul 20, 202620.8521.6520.6821.1621.162.32%2,192,197
Jul 17, 202620.8021.2820.5020.6820.68-0.43%1,189,897
Jul 16, 202620.8921.0320.5120.7720.770.05%1,486,744
Jul 15, 202620.5521.3420.5520.7620.761.32%1,735,220
Jul 14, 202620.2521.0020.1520.4920.490.29%1,555,157
Jul 13, 202621.2121.2820.2120.4320.43-2.76%1,553,056
Jul 10, 202621.5021.8520.7621.0121.01-1.36%1,608,504
Jul 9, 202620.6121.3420.4521.3021.302.01%1,747,589
Jul 8, 202620.9521.0220.5920.8820.88-1.42%1,592,658
Jul 7, 202622.4022.7221.1521.1821.18-4.81%2,116,693
Jul 6, 202621.2622.2721.1422.2522.254.76%2,363,114
Jul 2, 202620.5121.2620.4621.2421.245.15%2,428,828
Jul 1, 202620.8721.2720.1920.2020.20-2.27%2,334,492
Jun 30, 202620.5021.2320.1720.6720.672.17%2,279,311
Jun 29, 202620.3020.5719.9920.2320.23-0.10%2,511,278
Jun 26, 202619.9120.3019.8020.2520.250.80%2,362,879