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Amentum Holdings, Inc. (AMTM)
NYSE: AMTM · Real-Time Price · USD
28.88
-0.37 (-1.26%)
At close: Dec 5, 2025, 4:00 PM EST
29.00
+0.12 (0.42%)
After-hours: Dec 5, 2025, 7:55 PM EST

Amentum Holdings Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Dec 5, 202528.8728.9128.1928.8828.88-1.26%2,885,822
Dec 4, 202528.8729.6828.4529.2529.252.42%3,920,890
Dec 3, 202528.7928.9628.2728.5628.56-0.56%2,404,254
Dec 2, 202528.8428.8928.3028.7228.721.81%2,096,893
Dec 1, 202528.5529.0528.1728.2128.21-1.47%1,966,057
Nov 28, 202529.2629.4028.6228.6328.63-2.39%1,359,344
Nov 26, 202530.5730.9729.1129.3329.33-2.23%4,037,586
Nov 25, 202528.3531.8727.5630.0030.0018.25%10,355,545
Nov 24, 202524.6525.4524.0425.3725.374.58%2,715,391
Nov 21, 202524.3825.0323.1324.2624.26-0.49%3,129,598
Nov 20, 202525.5526.2024.0224.3824.38-4.47%4,206,076
Nov 19, 202521.7525.8921.5225.5225.5217.12%10,203,165
Nov 18, 202521.2022.1421.1121.7921.791.40%1,640,025
Nov 17, 202521.8722.0321.3321.4921.49-2.63%1,533,827
Nov 14, 202521.6122.2821.5522.0722.07-0.41%890,565
Nov 13, 202522.8923.1922.0722.1622.16-3.48%1,525,041
Nov 12, 202523.4724.0822.9422.9622.96-2,221,598
Nov 11, 202522.8123.0922.6222.9622.960.66%767,597
Nov 10, 202523.1523.3122.1522.8122.811.78%1,854,215
Nov 7, 202521.5922.4721.4722.4122.412.85%1,153,121
Nov 6, 202522.2022.4221.7821.7921.79-2.02%1,234,009
Nov 5, 202521.8122.5421.7822.2422.241.32%695,266
Nov 4, 202521.8022.3121.6721.9521.95-1.13%1,024,850
Nov 3, 202522.2322.3521.5022.2022.20-0.94%1,234,787
Oct 31, 202522.2222.4221.8822.4122.412.33%1,550,870
Oct 30, 202521.3122.1821.2821.9021.901.96%1,561,609
Oct 29, 202521.7822.0821.4021.4821.48-1.83%1,683,289
Oct 28, 202522.4122.5021.7721.8821.88-2.58%1,317,346
Oct 27, 202522.5822.9722.2622.4622.46-0.40%1,814,653
Oct 24, 202523.2423.4022.4322.5522.55-2.63%1,329,602
Oct 23, 202522.5223.2422.4423.1623.163.67%994,228
Oct 22, 202522.6823.0322.2822.3422.34-2.23%877,473
Oct 21, 202522.8023.3422.7722.8522.85-0.13%810,998
Oct 20, 202522.6423.0822.2422.8822.882.14%766,961
Oct 17, 202522.3322.6022.1822.4022.40-1.19%995,860
Oct 16, 202523.2623.4022.5922.6722.67-1.65%902,673
Oct 15, 202523.5624.0922.7923.0523.05-1.71%1,375,092
Oct 14, 202523.6223.8323.0823.4523.45-1.01%996,211
Oct 13, 202523.6723.9823.3723.6923.691.28%1,143,674
Oct 10, 202523.9223.9923.3223.3923.39-2.13%1,370,649
Oct 9, 202525.1725.1723.8723.9023.90-5.35%1,316,956
Oct 8, 202525.3825.5124.9925.2525.25-1,418,667
Oct 7, 202526.3926.5025.1825.2525.25-3.88%1,904,828
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%1,097,132
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
Jul 28, 202525.6925.7324.9825.2425.24-1.37%1,162,014
Jul 25, 202525.6525.6924.8525.5925.591.11%818,450
Jul 24, 202525.3625.6725.1625.3125.31-0.39%1,199,605
Jul 23, 202525.2525.4825.0425.4125.412.01%1,113,492
Jul 22, 202524.5725.0324.2524.9124.910.69%1,506,660
Jul 21, 202525.4325.5224.6824.7424.74-1.98%1,719,752
Jul 18, 202525.6625.8625.0625.2425.24-1.17%2,351,496
Jul 17, 202524.4025.6924.4025.5425.545.15%2,748,902