Amentum Holdings, Inc. Common Stock (NY:AMTM)
Price and Volume
Detailed Quote| Volume | 1,072,888 |
| Open | 18.33 |
| Bid (Size) | 18.00 (300) |
| Ask (Size) | 18.30 (500) |
| Prev. Close | 18.52 |
| Today's Range | 18.00 - 18.67 |
| 52wk Range | 17.72 - 38.11 |
| Shares Outstanding | 243,000,000 |
| Dividend Yield | N/A |
Top News
More News
Amentum Opens Global Nuclear Headquarters in Oak Ridge, Tennessee
October 08, 2026
Performance
52-Week Range
52.4% below 52-week high
18.13
17.7252W Low
38.1152W High
1 Week
6.9% below 1-week high
18.001W Low
19.471W High
Amentum Holdings, Inc. Common Stock (AMTM) traded between $17.72 and $38.11 over the past 52 weeks and last traded at $18.13, 52.4% below its 52-week high. Over the past week it ranged between $18.00 and $19.47.
Past 12 Months
1W
-$0.38
1M
-$1.61
3M
-$2.36
6M
-$9.35
YTD
-$12.35
1Y
-$5.56
AMTM was -23.5% over the past year, -34.0% over six months, -40.5% year to date, -2.1% in the last week.
12 Months vs Market
AMTM
-23.5%
DIA
+11.9%
SPY
+16.1%
QQQ
+21.1%
IWM
+11.0%
Over the past 12 months AMTM returned -23.5% versus DIA (Dow) +11.9%, SPY (S&P 500) +16.1%, QQQ (Nasdaq 100) +21.1% and IWM (Russell 2000) +11.0%.
Volume & Liquidity
0.54× 3-mo avg
Today 1,072,888
3-mo avg 2.0M
1W
1.7M
1M
1.8M
3M
2.0M
6M
2.0M
YTD
2.0M
1Y
2.0M
AMTM most recently traded 1,072,888 shares against a 3-month average daily volume of 2.0M.
More News
Read More
Why Amentum (AMTM) Stock Is Up Today
October 06, 2026
3 Things Smart Investors Know About the Nuclear Power Comeback ↗
September 29, 2026
1 Small-Cap Stock on Our Buy List and 2 Facing Challenges
September 28, 2026
1 Stock Under $50 with Promising Prospects and 2 We Turn Down
September 08, 2026
3 Reasons to Sell AMTM and 1 Stock to Buy Instead
September 04, 2026
3 of Wall Street’s Favorite Stocks We Find Risky
September 02, 2026
Amentum Selected for Projects to Upgrade and Protect the UK Energy Grid
September 01, 2026
Amentum (AMTM) Q3 2026 Earnings Call Transcript ↗
August 19, 2026
5 Must-Read Analyst Questions From Amentum’s Q2 Earnings Call
August 17, 2026
Amentum Q3 Earnings Call Highlights ↗
August 11, 2026
Why Amentum (AMTM) Shares Are Trading Lower Today
August 11, 2026
1 Services Stock Worth Investigating and 2 Facing Headwinds
August 11, 2026
Amentum Reports Third Quarter Fiscal Year 2026 Results
August 10, 2026
Earnings To Watch: Amentum (AMTM) Reports Q2 Results Tomorrow
August 08, 2026
3 Small-Cap Stocks We Keep Off Our Radar
August 04, 2026
Frequently Asked Questions
Is Amentum Holdings, Inc. Common Stock publicly traded?
Yes, Amentum Holdings, Inc. Common Stock is publicly traded.
What exchange does Amentum Holdings, Inc. Common Stock trade on?
Amentum Holdings, Inc. Common Stock trades on the New York Stock Exchange
What is the ticker symbol for Amentum Holdings, Inc. Common Stock?
The ticker symbol for Amentum Holdings, Inc. Common Stock is AMTM on the New York Stock Exchange
What is the current price of Amentum Holdings, Inc. Common Stock?
The current price of Amentum Holdings, Inc. Common Stock is 18.13
When was Amentum Holdings, Inc. Common Stock last traded?
The last trade of Amentum Holdings, Inc. Common Stock was at 10/14/26 07:00 PM ET
What is the market capitalization of Amentum Holdings, Inc. Common Stock?
The market capitalization of Amentum Holdings, Inc. Common Stock is 4.41B
How many shares of Amentum Holdings, Inc. Common Stock are outstanding?
Amentum Holdings, Inc. Common Stock has 4B shares outstanding.
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