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ARKK

ARK Innovation ETF
85.42+1.99 (+2.39%)Close of Oct 21, 2026. Updated after each close.

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

ARKK daily chart, Jul 29 to Oct 21, 2026Daily candles with the VMA line. ARKK closed at 85.42 on Oct 21, 2026, above a VMA of 85.41. The strip under the chart shows the Market Pulse stage for each session: Accumulation on 1 of the last 12.7075809095Jul 29Sep 1Oct 185.42ARKK daily chart, Sep 10 to Oct 21, 2026Daily candles with the VMA line. ARKK closed at 85.42 on Oct 21, 2026, above a VMA of 85.41. The strip under the chart shows the Market Pulse stage for each session: Accumulation on 1 of the last 12.9095Sep 10Oct 185.42
VMAAccelerationAccumulationDistributionDecelerationStrip: Market Pulse stage per daily session.
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ARKK on Oct 21

ARKK closed up 2.39%. It is in a squeeze on 2 of 12 timeframes, Market Pulse is in the Accumulation stage, and price is 0.0 ATR above its VMA.

Squeeze

In a squeeze on 2 of 12 timeframes.

No squeeze on the daily chart.

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 yellow, in the Accumulation stage.

It turned Accumulation on Oct 21.

Market Pulse indicator
Stretch

0.0 ATR above its VMA.

85.42 against a VMA of 85.41, 0.01% above.

85.42Close
85.41VMA
2.68Daily ATR
Relative

Beat SPY by 1.85 points.

3 of the 3 related symbols below closed higher on Oct 21.

+2.39%ARKK
+0.53%SPY

Opening range, Oct 21

30-minute range: 84.33 to 85.45, $1.12 wide

Price broke above the high in the 10:50 AM ET bar, then closed back inside the range at 85.42.

ARKK 5-minute chart, Oct 21, 2026, with the 30-minute opening rangeThe first 30 minutes ran from 84.33 to 85.45. Price broke above the high in the 10:50 AM ET bar, then closed back inside the range at 85.42.85.4584.339:3010:30Breaks the high, 10:50 AM11:3012:301:302:303:30ARKK 5-minute chart, Oct 21, 2026, with the 30-minute opening rangeThe first 30 minutes ran from 84.33 to 85.45. Price broke above the high in the 10:50 AM ET bar, then closed back inside the range at 85.42.85.4584.339:30Breaks the high, 10:50 AM11:301:303:30

Backtest every ARKK breakout in ORB Setups

ARKK Volatility Box levels

Everything above is free. These rows are where ARKK 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 close85.4285.4285.4285.42
Lower 1
Lower 2
Lower 3

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

See plans

ARKK questions

Is ARKK in a squeeze?

Yes. As of the Oct 21, 2026 close, ARKK is in a squeeze on 2 of the 12 timeframes we track. No squeeze on the daily chart.

Is ARKK in an uptrend?

Not cleanly. Market Pulse has ARKK in the Accumulation stage: price above its VMA, without the VWMAs stacked up. It turned Accumulation on Oct 21.

What was ARKK's opening range on Oct 21?

The first 30 minutes ran from 84.33 to 85.45, a range of $1.12. Price broke above the high in the 10:50 AM ET bar, then closed back inside the range at 85.42.

Where are ARKK's Volatility Box levels?

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

Free tools for reading ARKK

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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