Question 1

What is Arm's P/E ratio?

Accepted Answer

Arm (ARM) P/E ratio is 405.1× as of June 5, 2026. The ratio is calculated by dividing market capitalisation by trailing twelve-month earnings (net income), using USD-normalised financials (IAS 21 exchange-rate translation for non-USD reporters).

Question 2

How is the P/E ratio calculated?

Accepted Answer

P/E = Share Price ÷ Trailing Twelve-Month (TTM) Diluted EPS, or equivalently Market Capitalisation ÷ TTM Net Income. All inputs are sourced from audited GAAP/IFRS filings and translated to USD using period-end exchange rates so the multiple is comparable across companies and currencies.

Question 3

What is the P/E ratio?

Accepted Answer

The price-to-earnings (P/E) ratio, also called the earnings multiple, measures how much investors pay per dollar of a company's trailing twelve-month (TTM) earnings. It is calculated as share price ÷ TTM diluted EPS (equivalent to market capitalisation ÷ TTM net income). A higher P/E implies the market is pricing in stronger future earnings growth or lower risk; a lower P/E can signal slower expected growth, higher risk, or potential undervaluation.

Question 4

What is a good P/E ratio for Arm?

Accepted Answer

There is no universal "good" P/E. As a rule of thumb, the S&P 500 has historically averaged a P/E in the mid-to-high teens; mature, slow-growth businesses commonly trade in the 10–18× range, while high-growth or asset-light companies often trade at 25–50×+. What matters is the comparison to sector peers and to the company's own historical range. For Arm specifically, the relevant sector benchmark is the current sector median of 29.6×.

Question 5

Is Arm's P/E ratio high or low?

Accepted Answer

Arm's P/E ratio of 405.1× is above its own 5-year average of 276.5× and above the sector median of 29.6×. That places the current reading at the 79th percentile of its 10-year history. A higher multiple usually reflects stronger expected growth, lower perceived risk, or higher returns on capital; a lower multiple reflects the opposite.

Question 6

What is Arm's historical P/E ratio range?

Accepted Answer

In the available daily series, Arm (ARM) P/E ratio has ranged from a low of 113.3× in 2025 to a high of 1838.3× in 2024. The 5-year average is 276.5× and the 5-year median is 184.4×.

Question 7

What was Arm's P/E ratio in 2026?

Accepted Answer

Arm (ARM) P/E ratio at the end of 2026 was 177.9×. Annual values reflect the multiple on the last trading day of each calendar year, using the trailing twelve-month earnings figure available at that date.

Question 8

Why does Arm's P/E ratio change over time?

Accepted Answer

Valuation multiples move with two inputs: the numerator (market capitalisation, which tracks the share price) and the denominator (earnings). Share-price changes — driven by interest rates, earnings expectations, risk appetite, and broader market sentiment — typically dominate short-term moves, while changes in the underlying fundamental drive the longer-term trend. As a result, the ratio can rise during stock-price rallies even if the business itself has not become more valuable, and fall during sell-offs even when fundamentals are improving.


2026	$160.81B	$904.00M	177.9×	+35.6×	Mar 31, 2026
2025	$112.66B	$792.00M	142.3×	-285.9×	Mar 31, 2025
2024	$131.02B	$306.00M	428.2×	+309.2×	Mar 31, 2024
2023	$62.33B	$524.00M	119.0×	—	Mar 31, 2023


NXP Semiconductors (NXPI)	17.9×
Uber (UBER)	17.3×
Broadridge Financial Solutions (BR)	17.2×
NetApp (NTAP)	16.8×
Accenture (ACN)	16.8×
Corpay (CPAY)	16.7×
Dell Technologies (DELL)	16.2×
Western Digital (WDC)	15.7×
Adobe (ADBE)	14.9×
CDW (CDW)	14.5×
Zoom Communications (ZM)	13.8×
QUALCOMM (QCOM)	13.7×
PTC (PTC)	13.5×
Paycom Software (PAYC)	13.2×
Elastic N.V. (ESTC)	13.2×
Cognizant (CTSH)	13.1×
GoDaddy (GDDY)	12.7×
Gen Digital (GEN)	11.7×
Duolingo (DUOL)	10.9×
Super Micro Computer (SMCI)	10.9×
Science Applications International (SAIC)	10.3×
Fiserv (FISV)	9.3×
Fidelity National Information Services (FIS)	9.0×
HP (HPQ)	7.5×
Lyft (LYFT)	1.8×

P/E Ratio for Arm (ARM)

P/E Ratio daily chart for Arm (ARM)

Historical P/E Ratio for Arm (ARM) from 2023 to 2026

About P/E Ratio at Arm (ARM)

Arm P/E Ratio by Year

Arm P/E Ratio 2026: 177.9×

Arm P/E Ratio 2025: 142.3×

Arm P/E Ratio 2024: 428.2×

Arm P/E Ratio 2023: 119.0×

Sector peers by P/E Ratio — chart

Sector peers by P/E Ratio — table

Frequently asked questions

Arm (ARM) Key Financials

P/E Ratio daily chart for Arm (ARM)

Historical P/E Ratio for Arm (ARM) from 2023 to 2026

About P/E Ratio at Arm (ARM)

Arm P/E Ratio by Year

Arm P/E Ratio 2026: 177.9×

Arm P/E Ratio 2025: 142.3×

Arm P/E Ratio 2024: 428.2×

Arm P/E Ratio 2023: 119.0×

Sector peers by P/E Ratio — chart

Sector peers by P/E Ratio — table

Frequently asked questions

+What is Arm's P/E ratio?

+How is the P/E ratio calculated?

+What is the P/E ratio?

+What is a good P/E ratio for Arm?

+Is Arm's P/E ratio high or low?

+What is Arm's historical P/E ratio range?

+What was Arm's P/E ratio in 2026?

+Why does Arm's P/E ratio change over time?

Arm (ARM) Key Financials