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How is Arm (ARM) doing?

Arm is a company in the semiconductors industry, based in Cambridge, CA, worth $284.4B. Here is how its shares and business compare with the rest of the market, and where it shows up on our dashboards.

Updated Oct 9, 2026

94
P3 score

Strong

Arm shares are up 60% over the past year, 38 points ahead of the S&P 500. Its type is Bellwether. Among large US stocks and funds it ranks in the 94th percentile on market beat, the 93rd on staying power and the 94th on business growth. It appears on 11 of our dashboards, including 3rd on “Which companies invest the most in research?” and 3rd on “Which companies pay the most in stock?”.

$266.28+60% in a yearWorth $284.4B

Compare with CDNS · SNPS · INTC · AMD · QCOM · MRVL

Financials, earnings and news on Stox ›
Past year

The past year

Price against the S&P 500, each set to $100 a year ago. Score is its weekly rank against the market. Select a tile for that score month by month.

ARM against the S&P 500, past year
$100 a year ago. Arm +60%, the S&P 500 +16%.
100200NovDecJanFebMarAprMayJunJulAugSepOct
ARMS&P 500

What kind of stock is it?

Its type on Stox Atlas, from its four scores: beating or lagging the market, a steady or erratic rank, a growing or slowing business, and whether buyers or sellers lead.

Bellwether

BeatingSteadyGrowingBought

Beating the market, steadily, with a growing business and buyers adding. Everything is lined up.

Bellwether since Aug; Distribution Top before that.

Also Bellwether (93 in all): SNDK · NBIS · ALAB · RBRK · ECG · SN

EmbracedToppingAccumulatingRejectedStable rankBellwetherDistribution TopCoiled SpringWallflowerHolding rankFaith TradeRolling OverBottom FishedSleepy StapleUnsteady rankHot HandChurning WinnerTurning UpShow-Me GrowerBouncy rankSpeculative PopExhausted RallyFalling KnifeBroken Year

How is it doing against its group?

Competitors chosen by business rather than by price moves.

ARM, past year+60%4 of 7 in the group
Its rivals+86%equal-weighted
S&P 500+16%past year

Arm is +60% over the past year, against +86% for the rest of its rivals and +16% for the S&P 500. It ranks 4th of 7 with its rivals.

100200NovDecJanFebMarAprMayJunJulAugSepOct
ARMIts rivals

How much does it move?

Its typical daily move, against its own past year, the market and other large stocks. Swings describe risk, not direction.

About usual Arm typically moves 6.6% in a day, about usual for it, and it swings more than 97% of large US stocks.

Typical day6.6%about $17.63 a share
Its usual6.4%about usual, 1.0× its year’s average
Against the S&P 5005.8×the index’s typical day is 1.1%
Unusual day±13.2%twice its typical day
Deepest fall, past year−49%now 39% below its high
In the S&P’s down weeks224%of the index’s fall, three years; beta 2.3
5%7.50%10%NovDecJanFebMarAprMayJunJulAugSepOct
Typical daily move (ATR)Its year’s average 6.39%

ARM on our dashboards

Every question where Arm appears, in the order of the home page, with its reading and place in that table. Select a question to open it with ARM highlighted. Select a column to sort.

QuestionReadingPlaceDetails
What moved this week?
What’s leading
79Typical31 of 60This week −13.4% · × normal week 1.0× · 1M +5%
What are this year’s biggest winners and losers?
What’s leading
98Top13 of 60This year +144% · vs S&P +129 pts · Past month +5%
Which companies are worth the most?
What’s leading
–46 of 50Market value $284.4B · Places, 1Y −1 · Value, 1Y +75%
Which stocks show persistent price growth and business growth?
Leading stocks
94Excellent11 of 60Pressure 89 · 1Y +60%
Who is beating its rivals?
Leading stocks
92Ahead43 of 603M −21 pts · 1Y +57 pts · Rivals CDNS, SNPS, INTC, AMD
Which companies are growing fastest?
Business quality
89Fast58 of 60Revenue, 1Y +25% · Change +7 pts · Earnings, 1Y +49%
Which businesses are getting better?
Business quality
94Improving28 of 60Revenue growth +33% · Cash-flow growth +55% · Operating margin 18%
Which companies invest the most in research?
Business quality
99Heavy3 of 60R&D / revenue 57.5% · R&D a year $3.0B · R&D, 1Y +32%
Who is spending big on expansion?
Business quality
91Ramping32 of 60Capex, 1Y +71% · A year $620.0M · % of revenue 12%
Which companies pay the most in stock?
Dividends and buybacks
99Heavy3 of 60% of revenue 22.4% · A year $1.2B · % of cash flow 78%
Where is money flowing in?
Who’s buying and selling
89Inflow55 of 6030 days 91 · 5 days 1 · Net buying +11%

Go deeper on Stox

ARM’s full profile: financial statements, earnings and analysts’ estimates, valuation against its sector, recent news with a summary, and its scores in detail.

How to read this page

How it’s measured. Scores from Stox rank the stock against about 1,200 S&P 500, Nasdaq-100 and Russell 1000 stocks and popular funds, where 100 is best; market beat and staying power use prices, business growth uses revenue, margins and cash flow. Readings on other dashboards come from this site’s pages.

Sources. Daily prices and company financial statements from Financial Modeling Prep; scores and co-movement groups from Stox.

Scores are percentiles: 80 means the stock ranks above 80% of the others on that measure. They describe the recent past and are not advice or a forecast.

Its type follows Stox Atlas: each of the four scores is split at 50. “Steady” means its rank has held, high or low, so it says nothing on its own about direction.

Its group is the cluster of large US stocks whose prices have moved together over five years, with the market’s own moves taken out. The typical daily move is the average true range over 14 days, a measure of how far the price travels in a day including overnight gaps.

For financial statements, earnings and news, see ARM’s full profile on Stox.

This page is information, not investment advice. About our data and methods ›