Amentum Holdings, Inc. (AMTM)
NYSE: AMTM · Real-Time Price · USD
22.50
-0.13 (-0.57%)
At close: May 20, 2026, 4:00 PM EDT
22.50
0.00 (0.00%)
After-hours: May 20, 2026, 6:30 PM EDT
Amentum Holdings Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| May 20, 2026 | 22.66 | 22.71 | 22.11 | 22.50 | 22.50 | -0.57% | 2,048,082 |
| May 19, 2026 | 23.35 | 23.50 | 22.63 | 22.63 | 22.63 | -2.83% | 2,488,184 |
| May 18, 2026 | 22.94 | 23.48 | 22.64 | 23.29 | 23.29 | 1.35% | 1,865,087 |
| May 15, 2026 | 23.31 | 23.31 | 22.61 | 22.98 | 22.98 | -1.16% | 1,945,148 |
| May 14, 2026 | 23.27 | 23.54 | 22.95 | 23.25 | 23.25 | 0.43% | 2,227,320 |
| May 13, 2026 | 24.55 | 24.60 | 22.60 | 23.15 | 23.15 | -4.77% | 3,975,249 |
| May 12, 2026 | 25.52 | 25.53 | 23.83 | 24.31 | 24.31 | 1.55% | 4,175,026 |
| May 11, 2026 | 24.53 | 25.24 | 23.85 | 23.94 | 23.94 | -2.41% | 5,092,413 |
| May 8, 2026 | 24.60 | 24.80 | 23.93 | 24.53 | 24.53 | -0.12% | 2,029,504 |
| May 7, 2026 | 25.06 | 25.33 | 24.39 | 24.56 | 24.56 | -1.33% | 1,310,002 |
| May 6, 2026 | 24.50 | 25.01 | 23.75 | 24.89 | 24.89 | 2.34% | 1,645,782 |
| May 5, 2026 | 25.91 | 25.99 | 24.01 | 24.32 | 24.32 | -5.59% | 2,748,336 |
| May 4, 2026 | 25.62 | 26.38 | 25.52 | 25.76 | 25.76 | 0.43% | 1,454,477 |
| May 1, 2026 | 26.43 | 26.67 | 25.48 | 25.65 | 25.65 | -2.21% | 2,066,666 |
| Apr 30, 2026 | 25.44 | 26.29 | 25.40 | 26.23 | 26.23 | 3.51% | 1,453,034 |
| Apr 29, 2026 | 25.92 | 26.04 | 25.13 | 25.34 | 25.34 | -2.16% | 1,501,038 |
| Apr 28, 2026 | 26.41 | 26.70 | 25.61 | 25.90 | 25.90 | -0.92% | 1,063,569 |
| Apr 27, 2026 | 25.90 | 26.67 | 25.88 | 26.14 | 26.14 | 1.12% | 1,617,754 |
| Apr 24, 2026 | 27.00 | 27.00 | 25.69 | 25.85 | 25.85 | -3.80% | 1,968,000 |
| Apr 23, 2026 | 27.66 | 27.91 | 26.60 | 26.87 | 26.87 | -3.31% | 1,658,528 |
| Apr 22, 2026 | 28.07 | 28.54 | 27.64 | 27.79 | 27.79 | 0.51% | 1,574,781 |
| Apr 21, 2026 | 27.61 | 28.14 | 27.32 | 27.65 | 27.65 | 0.07% | 1,787,013 |
| Apr 20, 2026 | 27.48 | 27.93 | 27.02 | 27.63 | 27.63 | 0.18% | 1,683,055 |
| Apr 17, 2026 | 27.83 | 28.15 | 26.93 | 27.58 | 27.58 | 0.29% | 1,838,051 |
| Apr 16, 2026 | 27.75 | 28.22 | 27.25 | 27.50 | 27.50 | -0.29% | 1,640,532 |
| Apr 15, 2026 | 27.59 | 28.10 | 27.35 | 27.58 | 27.58 | 0.36% | 1,155,699 |
| Apr 14, 2026 | 27.65 | 27.98 | 27.26 | 27.48 | 27.48 | -0.33% | 1,001,439 |
| Apr 13, 2026 | 26.38 | 27.71 | 26.22 | 27.57 | 27.57 | 4.87% | 2,246,293 |
| Apr 10, 2026 | 26.63 | 26.80 | 25.89 | 26.29 | 26.29 | -0.90% | 1,119,194 |
| Apr 9, 2026 | 27.13 | 27.36 | 26.52 | 26.53 | 26.53 | -2.28% | 1,138,375 |
| Apr 8, 2026 | 27.30 | 27.64 | 27.07 | 27.15 | 27.15 | 1.80% | 2,880,827 |
| Apr 7, 2026 | 26.95 | 27.31 | 26.56 | 26.67 | 26.67 | -1.44% | 1,902,996 |
| Apr 6, 2026 | 27.17 | 27.45 | 26.85 | 27.06 | 27.06 | 0.07% | 1,021,989 |
| Apr 2, 2026 | 26.09 | 27.42 | 26.00 | 27.04 | 27.04 | 2.66% | 1,392,759 |
| Apr 1, 2026 | 26.56 | 26.74 | 26.16 | 26.34 | 26.34 | 1.00% | 2,937,891 |
| Mar 31, 2026 | 25.87 | 26.49 | 25.38 | 26.08 | 26.08 | 3.62% | 3,113,465 |
| Mar 30, 2026 | 26.04 | 26.13 | 24.89 | 25.17 | 25.17 | -2.59% | 1,419,241 |
| Mar 27, 2026 | 26.40 | 26.40 | 25.59 | 25.84 | 25.84 | -2.64% | 1,156,017 |
| Mar 26, 2026 | 26.45 | 26.92 | 26.24 | 26.54 | 26.54 | -0.75% | 968,115 |
| Mar 25, 2026 | 26.96 | 27.10 | 26.31 | 26.74 | 26.74 | 0.56% | 1,055,583 |
| Mar 24, 2026 | 26.48 | 26.84 | 26.14 | 26.59 | 26.59 | -0.56% | 1,704,312 |
| Mar 23, 2026 | 27.00 | 27.46 | 26.68 | 26.74 | 26.74 | -0.22% | 2,030,710 |
| Mar 20, 2026 | 27.06 | 27.19 | 26.63 | 26.80 | 26.80 | -1.47% | 3,637,372 |
| Mar 19, 2026 | 26.91 | 27.45 | 26.56 | 27.20 | 27.20 | 0.48% | 1,671,751 |
| Mar 18, 2026 | 27.50 | 27.90 | 27.05 | 27.07 | 27.07 | -2.10% | 1,651,054 |
| Mar 17, 2026 | 27.66 | 28.31 | 27.60 | 27.65 | 27.65 | 0.80% | 1,278,078 |
| Mar 16, 2026 | 28.08 | 28.49 | 27.39 | 27.43 | 27.43 | -1.68% | 1,968,231 |
| Mar 13, 2026 | 28.11 | 28.50 | 27.33 | 27.90 | 27.90 | -0.36% | 1,720,322 |
| Mar 12, 2026 | 27.87 | 28.33 | 27.64 | 28.00 | 28.00 | 0.04% | 2,038,542 |
| Mar 11, 2026 | 28.80 | 28.80 | 27.90 | 27.99 | 27.99 | -2.78% | 2,049,792 |