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Amentum Holdings, Inc. Common Stock (NY:AMTM)

18.25 -0.23 (-1.27%)
Delayed Quote Updated: 10:42 AM EDT, Oct 2, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 311,447
Open 18.59
Bid (Size) 18.23 (100)
Ask (Size) 18.26 (200)
Prev. Close 18.48
Today's Range 17.96 - 18.59
52wk Range 17.89 - 38.11
Shares Outstanding 243,000,000
Dividend Yield N/A

Performance

52-Week Range 52.1% below 52-week high
18.25
17.8952W Low 38.1152W High
1 Week 5.8% below 1-week high
17.891W Low 19.371W High

Amentum Holdings, Inc. Common Stock (AMTM) traded between $17.89 and $38.11 over the past 52 weeks and last traded at $18.25, 52.1% below its 52-week high. Over the past week it ranged between $17.89 and $19.37.

Past 12 Months
-4.9%
-8.7%
-14.1%
-32.5%
-40.1%
-27.5%
1W -$0.95
1M -$1.74
3M -$2.99
6M -$8.79
YTD -$12.23
1Y -$6.91

AMTM was -27.5% over the past year, -32.5% over six months, -40.1% year to date, -4.9% in the last week.

12 Months vs Market
AMTM
-27.5%
DIA
+10.2%
SPY
+15.5%
QQQ
+25.0%
IWM
+16.7%

Over the past 12 months AMTM returned -27.5% versus DIA (Dow) +10.2%, SPY (S&P 500) +15.5%, QQQ (Nasdaq 100) +25.0% and IWM (Russell 2000) +16.7%.

Volume & Liquidity 0.15× 3-mo avg
Today 311,447 3-mo avg 2.0M
1W
1.8M
1M
1.7M
3M
2.0M
6M
2.0M
YTD
2.1M
1Y
2.1M

AMTM most recently traded 311,447 shares against a 3-month average daily volume of 2.0M.

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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 18.25
When was Amentum Holdings, Inc. Common Stock last traded?
The last trade of Amentum Holdings, Inc. Common Stock was at 10/02/26 10:42 AM ET
What is the market capitalization of Amentum Holdings, Inc. Common Stock?
The market capitalization of Amentum Holdings, Inc. Common Stock is 4.43B
How many shares of Amentum Holdings, Inc. Common Stock are outstanding?
Amentum Holdings, Inc. Common Stock has 4B shares outstanding.
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