Amentum Holdings, Inc. (AMTM) Stock Price History
Historical prices from 2024 to 2026
- 1M
- -11.6%
- 3M
- -23.7%
- YTD
- -33.6%
- 1Y
- -15.8%
- 3Y
- -11.8%
- 5Y
- -7.3%
Loading 10-year price history...
AMTM Historical Performance
AMTM Annual Returns
Year-by-year price performance · 2024–2026
- 2024 annual price return
- -28.7%
- 2025 annual price return
- +33.9%
- 2026 annual price return
- -2.0%
AMTM Stock Price Trajectory (2024–2026)
As of June 29, 2026, Amentum Holdings, Inc. (AMTM) trades at $20.25, representing a -15.8% return over the past year. The stock has delivered a -30.9% total return over five years (-7.3% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $38.11 on February 6, 2026. From this peak, AMTM has corrected -46.9%, currently trading 24% below its 200-day moving average, suggesting potential weakness.
When compared to Industrials sector peers SAIC (+1.0% 1Y), LDOS (-34.6% 1Y), and BAH (-39.8% 1Y), AMTM has underperformed the peer group average. Compare AMTM vs SAIC →
AMTM Historical Price Data · from 2024
Rows 1–50 of 441| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-06-26 | 19.91 | 20.30 | 19.80 | 20.25 | 1.18M | +0.80% |
| 2026-06-25 | 20.36 | 20.57 | 19.95 | 20.09 | 2.68M | -1.42% |
| 2026-06-24 | 20.95 | 21.07 | 20.34 | 20.38 | 1.99M | -2.77% |
| 2026-06-23 | 21.20 | 21.27 | 20.77 | 20.96 | 1.67M | -0.47% |
| 2026-06-22 | 21.32 | 21.40 | 20.77 | 21.06 | 1.76M | -2.77% |
| 2026-06-18 | 21.40 | 21.66 | 20.99 | 21.66 | 1.65M | +0.74% |
| 2026-06-17 | 22.18 | 22.59 | 21.39 | 21.50 | 1.92M | -2.98% |
| 2026-06-16 | 22.40 | 22.57 | 21.94 | 22.16 | 1.52M | -1.16% |
| 2026-06-15 | 23.26 | 23.45 | 22.20 | 22.42 | 1.55M | -1.92% |
| 2026-06-12 | 22.31 | 22.98 | 21.89 | 22.86 | 1.07M | +3.67% |
| 2026-06-11 | 21.90 | 22.22 | 21.74 | 22.05 | 1.80M | +0.32% |
| 2026-06-10 | 22.30 | 22.55 | 21.87 | 21.98 | 772K | -2.35% |
| 2026-06-09 | 22.70 | 23.00 | 21.87 | 22.51 | 1.51M | -0.44% |
| 2026-06-08 | 22.68 | 23.15 | 22.41 | 22.61 | 2.43M | -0.83% |
| 2026-06-05 | 23.26 | 23.31 | 22.54 | 22.80 | 1.59M | -2.15% |
| 2026-06-04 | 23.61 | 24.10 | 23.12 | 23.30 | 1.42M | +0.60% |
| 2026-06-03 | 23.00 | 23.27 | 22.67 | 23.16 | 1.75M | -0.86% |
| 2026-06-02 | 23.63 | 23.83 | 22.98 | 23.36 | 1.70M | -2.95% |
| 2026-06-01 | 23.62 | 24.53 | 23.62 | 24.07 | 1.75M | +3.62% |
| 2026-05-29 | 23.81 | 23.83 | 22.94 | 23.23 | 1.39M | -2.56% |
| 2026-05-28 | 23.10 | 24.22 | 22.88 | 23.84 | 2.06M | +3.16% |
| 2026-05-27 | 22.95 | 23.20 | 22.66 | 23.11 | 1.90M | +0.87% |
| 2026-05-26 | 23.11 | 23.46 | 22.74 | 22.91 | 2.59M | -1.38% |
| 2026-05-22 | 23.30 | 23.72 | 22.97 | 23.23 | 459K | +0.30% |
| 2026-05-21 | 22.20 | 23.22 | 22.05 | 23.16 | 2.00M | +2.93% |
| 2026-05-20 | 22.75 | 22.75 | 22.11 | 22.50 | 2.03M | -0.57% |
| 2026-05-19 | 23.35 | 23.50 | 22.63 | 22.63 | 1.96M | -2.83% |
| 2026-05-18 | 22.94 | 23.48 | 22.64 | 23.29 | 1.87M | +1.35% |
| 2026-05-15 | 23.31 | 23.31 | 22.61 | 22.98 | 1.89M | -1.16% |
| 2026-05-14 | 23.17 | 23.54 | 22.95 | 23.25 | 2.19M | +0.43% |
| 2026-05-13 | 24.52 | 24.60 | 22.60 | 23.15 | 3.94M | -4.77% |
| 2026-05-12 | 25.52 | 25.53 | 23.83 | 24.31 | 4.17M | +1.50% |
| 2026-05-11 | 24.61 | 25.24 | 23.85 | 23.95 | 5.03M | -2.36% |
| 2026-05-08 | 24.60 | 24.80 | 23.93 | 24.53 | 1.99M | -0.08% |
| 2026-05-07 | 25.24 | 25.33 | 24.39 | 24.55 | 1.08M | -1.37% |
| 2026-05-06 | 24.40 | 25.01 | 23.75 | 24.89 | 1.41M | +2.26% |
| 2026-05-05 | 25.91 | 25.99 | 24.01 | 24.34 | 872K | -5.51% |
| 2026-05-04 | 25.62 | 26.38 | 25.52 | 25.76 | 1.02M | +0.43% |
| 2026-05-01 | 26.43 | 26.67 | 25.49 | 25.65 | 1.90M | -2.18% |
| 2026-04-30 | 25.44 | 26.29 | 25.40 | 26.22 | 831K | +3.48% |
| 2026-04-29 | 25.92 | 26.04 | 25.13 | 25.34 | 1.48M | -2.16% |
| 2026-04-28 | 26.41 | 26.60 | 25.61 | 25.90 | 1.05M | -0.92% |
| 2026-04-27 | 25.90 | 26.67 | 25.88 | 26.14 | 1.17M | +1.12% |
| 2026-04-24 | 26.94 | 26.94 | 25.69 | 25.85 | 1.87M | -3.80% |
| 2026-04-23 | 27.66 | 27.91 | 26.60 | 26.87 | 1.21M | -3.31% |
| 2026-04-22 | 28.07 | 28.54 | 27.64 | 27.79 | 1.45M | +0.51% |
| 2026-04-21 | 27.61 | 28.09 | 27.32 | 27.65 | 1.36M | +0.07% |
| 2026-04-20 | 27.42 | 27.93 | 27.02 | 27.63 | 1.67M | +0.18% |
| 2026-04-17 | 27.83 | 28.15 | 26.93 | 27.58 | 1.81M | +0.29% |
| 2026-04-16 | 27.75 | 28.22 | 27.25 | 27.50 | 1.39M | -0.29% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
AMTM — Frequently Asked Questions
Quick answers to the most common questions about buying AMTM stock.
How has AMTM stock performed recently?
AMTM declined -15.8% over the past year, below its 5-year annualized CAGR of -7.3%. The stock trades below its 200-day moving average, reflecting the downtrend.
What is AMTM's all-time high price?
Amentum Holdings, Inc. reached $38.11 on 2026-02-06. The 52-week high is $38.11. Current 1-year return of -15.8% places the stock further from historical peaks.
Where can I download AMTM historical price data?
This page provides AMTM daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2024-2026, downloadable in CSV format.