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Amentum Holdings, Inc. (AMTM)
NYSE: AMTM · Real-Time Price · USD
25.25
-1.02 (-3.88%)
At close: Oct 7, 2025, 4:00 PM EDT
25.75
+0.50 (1.98%)
After-hours: Oct 7, 2025, 7:58 PM EDT

Amentum Holdings Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Oct 7, 202526.3926.5025.1825.25--3.88%1,904,405
Oct 6, 202526.0026.5825.8526.2726.271.23%3,511,791
Oct 3, 202525.3526.3525.2725.9525.953.18%3,006,900
Oct 2, 202525.0225.2824.0025.1525.15-0.04%2,401,941
Oct 1, 202523.6125.2423.5625.1625.165.05%1,894,913
Sep 30, 202522.7623.9622.6823.9523.954.95%2,751,118
Sep 29, 202522.7122.8822.5022.8222.821.11%1,363,882
Sep 26, 202522.3622.6422.1322.5722.570.94%877,547
Sep 25, 202523.2823.5222.0522.3622.36-1.02%1,480,572
Sep 24, 202522.6822.8722.5222.5922.590.13%1,314,340
Sep 23, 202522.9023.2922.4622.5622.56-1.10%1,895,807
Sep 22, 202522.3122.9321.9522.8122.812.06%1,933,535
Sep 19, 202522.4822.5622.0522.3522.350.36%3,112,154
Sep 18, 202522.2522.4421.7122.2722.270.13%2,891,764
Sep 17, 202522.7223.2022.0422.2422.24-1.81%2,493,817
Sep 16, 202523.0223.0322.6222.6522.65-1.31%2,115,485
Sep 15, 202523.7023.7022.6122.9522.95-3.77%2,377,786
Sep 12, 202523.7324.1423.6423.8523.85-0.42%991,485
Sep 11, 202523.7324.1523.6023.9523.950.76%1,248,082
Sep 10, 202523.6924.1323.6823.7723.770.25%1,227,534
Sep 9, 202523.9724.0323.6923.7123.71-1.58%1,247,465
Sep 8, 202524.2224.2623.8624.0924.09-0.62%1,894,881
Sep 5, 202524.4224.4423.8124.2424.240.29%1,251,107
Sep 4, 202524.8525.0023.5424.1724.17-2.74%1,744,528
Sep 3, 202524.9825.1124.6124.8524.85-0.52%1,095,305
Sep 2, 202524.6225.0224.4824.9824.980.12%926,323
Aug 29, 202525.1325.3424.7224.9524.95-1.19%1,138,796
Aug 28, 202525.2725.2924.3625.2525.250.32%1,302,155
Aug 27, 202525.0525.3824.7625.1725.170.12%1,039,711
Aug 26, 202525.0725.3625.0025.1425.14-0.28%1,172,905
Aug 25, 202524.9025.6424.8125.2125.211.08%1,800,117
Aug 22, 202524.3825.2324.2024.9424.942.76%813,695
Aug 21, 202524.0424.4423.9724.2724.270.50%654,954
Aug 20, 202524.2024.4123.7724.1524.15-0.90%1,461,115
Aug 19, 202525.1525.3024.3524.3724.37-3.02%1,630,382
Aug 18, 202525.6726.0825.1025.1325.13-0.20%1,443,599
Aug 15, 202525.3225.4024.9525.1825.18-1.02%1,235,588
Aug 14, 202526.3026.4025.3225.4425.44-4.11%1,409,283
Aug 13, 202525.9526.6325.8126.5326.533.43%2,746,260
Aug 12, 202525.7826.0025.5025.6525.651.18%1,452,656
Aug 11, 202525.0525.3824.9525.3525.350.88%1,169,884
Aug 8, 202525.7725.9125.0725.1325.13-2.90%1,299,783
Aug 7, 202525.8726.1525.1225.8825.880.54%1,713,596
Aug 6, 202523.7425.8623.6825.7425.741.70%2,612,236
Aug 5, 202524.1625.3624.0725.3125.313.39%1,961,223
Aug 4, 202524.3024.4824.1024.4824.481.32%1,467,302
Aug 1, 202524.7324.7823.5224.1624.16-3.24%1,537,002
Jul 31, 202524.2525.0324.1424.9724.972.59%1,727,158
Jul 30, 202524.8925.0323.9424.3424.34-2.52%2,204,130
Jul 29, 202525.4825.5924.6124.9724.97-1.07%1,874,291