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ARM

Arm Holdings plc American Depositary Shares
226.59+5.67 (+2.57%)Close of Oct 21, 2026. Updated after each close.

Squeeze, trend and stretch for ARM, read from our ThinkOrSwim tools after the close.

ARM daily chart, Jul 29 to Oct 21, 2026Daily candles with the VMA line. ARM closed at 226.59 on Oct 21, 2026, below a VMA of 249.73. The strip under the chart shows the Market Pulse stage for each session: Deceleration on 1 of the last 12.220240260280300320340Jul 29Sep 1Oct 1226.59ARM daily chart, Sep 10 to Oct 21, 2026Daily candles with the VMA line. ARM closed at 226.59 on Oct 21, 2026, below a VMA of 249.73. The strip under the chart shows the Market Pulse stage for each session: Deceleration on 1 of the last 12.250300Sep 10Oct 1226.59
VMAAccelerationAccumulationDistributionDecelerationStrip: Market Pulse stage per daily session.
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ARM on Oct 21

ARM closed up 2.57%. It is in a squeeze on 5 of 12 timeframes, Market Pulse is in the Deceleration stage, and price is 1.5 ATR below its VMA.

Squeeze

In a squeeze on 5 of 12 timeframes.

No squeeze on the daily chart. The weekly squeeze fired on Oct 21.

See it in MTF Squeeze
Slingshot triggers in Squeeze Setups
WkD4h195m130m2h78m1h39m30m15m5m

In a squeeze Fired None. Join free for each timeframe's tier and bar count.

Trend

Market Pulse is red, in the Deceleration stage.

It turned Deceleration on Oct 21.

Market Pulse indicator
Stretch

1.5 ATR below its VMA.

226.59 against a VMA of 249.73, 9.26% below.

226.59Close
249.73VMA
15.94Daily ATR
Relative

Beat SPY by 2.04 points.

SPY rose on Oct 21.

+2.57%ARM
+0.53%SPY

Opening range, Oct 21

30-minute range: 219.50 to 228.95, $9.45 wide

Price stayed inside the range all session and closed at 226.59.

ARM 5-minute chart, Oct 21, 2026, with the 30-minute opening rangeThe first 30 minutes ran from 219.50 to 228.95. Price stayed inside the range all session and closed at 226.59.228.95219.509:3010:3011:3012:301:302:303:30ARM 5-minute chart, Oct 21, 2026, with the 30-minute opening rangeThe first 30 minutes ran from 219.50 to 228.95. Price stayed inside the range all session and closed at 226.59.228.95219.509:3011:301:303:30

Backtest every ARM breakout in ORB Setups

ARM Volatility Box levels

Everything above is free. These rows are where ARM is statistically stretched, from the aggressive and conservative Volatility Box models on daily and hourly data.

LevelDaily, aggressiveDaily, conservativeHourly, aggressiveHourly, conservative
Upper 3
Upper 2
Upper 1
Last close226.59226.59226.59226.59
Lower 1
Lower 2
Lower 3

ARM's daily and hourly levels are in Stock Volatility Box ($169 a month) and the Bundle.

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ARM questions

Is ARM in a squeeze?

Yes. As of the Oct 21, 2026 close, ARM is in a squeeze on 5 of the 12 timeframes we track. No squeeze on the daily chart. The weekly squeeze fired on Oct 21.

Is ARM in an uptrend?

No. Market Pulse has ARM in the Deceleration stage: price below its VMA with the 8, 21 and 34-bar VWMAs stacked down. It turned Deceleration on Oct 21.

What was ARM's opening range on Oct 21?

The first 30 minutes ran from 219.50 to 228.95, a range of $9.45. Price stayed inside the range all session and closed at 226.59.

Where are ARM's Volatility Box levels?

Stock Volatility Box and Bundle members see ARM's daily and hourly levels on this page and in the Volatility Box platform.

Free tools for reading ARM

Multi-Time Frame (MTF) Squeeze Indicator for ThinkOrSwimIndicators · BeginnerMarket Pulse Indicator for ThinkOrSwim: Find the 4 Market StagesIndicators · Beginner-FriendlyOpening Range Breakout (ORB) Indicator for ThinkOrSwimIndicators · Advanced

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