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BRK.B on Oct 21
BRK.B closed down 0.27%. It is in a squeeze on 3 of 12 timeframes, Market Pulse is in the Acceleration stage, and price is 2.1 ATR above its VMA.
In a squeeze on 3 of 12 timeframes.
No squeeze on the daily chart.
See it in MTF SqueezeSlingshot triggers in Squeeze Setups
In a squeeze Fired None. Join free for each timeframe's tier and bar count.
Market Pulse is green, in the Acceleration stage.
Acceleration since Oct 12, 8 sessions in a row, and on 8 of the last 12.
Market Pulse indicator2.1 ATR above its VMA.
538.99 against a VMA of 526.72, 2.33% above.
Down on a day SPY rose.
SPY rose on Oct 21.
Opening range, Oct 21
30-minute range: 539.20 to 543.06, $3.86 wide
Price broke above the high in the 11:50 AM ET bar, then closed below the range at 538.99.
BRK.B Volatility Box levels
Everything above is free. These rows are where BRK.B is statistically stretched, from the aggressive and conservative Volatility Box models on daily and hourly data.
| Level | Daily, aggressive | Daily, conservative | Hourly, aggressive | Hourly, conservative |
|---|---|---|---|---|
| Upper 3 | ||||
| Upper 2 | ||||
| Upper 1 | ||||
| Last close | 538.99 | 538.99 | 538.99 | 538.99 |
| Lower 1 | ||||
| Lower 2 | ||||
| Lower 3 |
BRK.B's daily and hourly levels are in Stock Volatility Box ($169 a month) and the Bundle.
See plansBRK.B questions
Is BRK.B in a squeeze?
Yes. As of the Oct 21, 2026 close, BRK.B is in a squeeze on 3 of the 12 timeframes we track. No squeeze on the daily chart.
Is BRK.B in an uptrend?
Yes. Market Pulse has BRK.B in the Acceleration stage: price above its VMA with the 8, 21 and 34-bar VWMAs stacked up. Acceleration since Oct 12, 8 sessions in a row, and on 8 of the last 12.
What was BRK.B's opening range on Oct 21?
The first 30 minutes ran from 539.20 to 543.06, a range of $3.86. Price broke above the high in the 11:50 AM ET bar, then closed below the range at 538.99.
Where are BRK.B's Volatility Box levels?
Stock Volatility Box and Bundle members see BRK.B's daily and hourly levels on this page and in the Volatility Box platform.
Free tools for reading BRK.B
Multi-Time Frame (MTF) Squeeze Indicator for ThinkOrSwim
Market Pulse Indicator for ThinkOrSwim: Find the 4 Market Stages
Opening Range Breakout (ORB) Indicator for ThinkOrSwimRead any symbol free
A free account shows each timeframe's squeeze tier and bar count on every symbol page, and unlocks the code for every free tool.
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