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ACHR

Archer Aviation Inc.
3.87−0.1050 (−2.64%)Close of Oct 21, 2026. Updated after each close.

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

ACHR daily chart, Jul 29 to Oct 21, 2026Daily candles with the VMA line. ACHR closed at 3.87 on Oct 21, 2026, below a VMA of 4.65. The strip under the chart shows the Market Pulse stage for each session: Deceleration on 12 of the last 12.4.55.05.56.06.57.0Jul 29Sep 1Oct 13.87ACHR daily chart, Sep 10 to Oct 21, 2026Daily candles with the VMA line. ACHR closed at 3.87 on Oct 21, 2026, below a VMA of 4.65. The strip under the chart shows the Market Pulse stage for each session: Deceleration on 12 of the last 12.4.55.05.5Sep 10Oct 13.87
VMAAccelerationAccumulationDistributionDecelerationStrip: Market Pulse stage per daily session.
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ACHR on Oct 21

ACHR closed down 2.64%. It is in a squeeze on 4 of 12 timeframes, Market Pulse is in the Deceleration stage, and price is 2.8 ATR below its VMA.

Squeeze

In a squeeze on 4 of 12 timeframes.

No squeeze on the daily chart. The 2h and 1h squeezes 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.

Deceleration since Sep 25, 19 sessions in a row, and on 12 of the last 12.

Market Pulse indicator
Stretch

2.8 ATR below its VMA.

3.87 against a VMA of 4.65, 16.79% below.

3.87Close
4.65VMA
0.2758Daily ATR
Relative

Down on a day SPY rose.

SPY rose on Oct 21.

−2.64%ACHR
+0.53%SPY

Opening range, Oct 21

30-minute range: 4.00 to 4.09, $0.0900 wide

Price broke below the low in the 10:00 AM ET bar and closed below the range at 3.87.

ACHR 5-minute chart, Oct 21, 2026, with the 30-minute opening rangeThe first 30 minutes ran from 4.00 to 4.09. Price broke below the low in the 10:00 AM ET bar and closed below the range at 3.87.4.094.009:30Breaks the low, 10:00 AM10:3011:3012:301:302:303:30ACHR 5-minute chart, Oct 21, 2026, with the 30-minute opening rangeThe first 30 minutes ran from 4.00 to 4.09. Price broke below the low in the 10:00 AM ET bar and closed below the range at 3.87.4.094.009:30Breaks the low, 10:00 AM11:301:303:30

Backtest every ACHR breakout in ORB Setups

ACHR Volatility Box levels

Everything above is free. These rows are where ACHR 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 close3.873.873.873.87
Lower 1
Lower 2
Lower 3

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

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ACHR questions

Is ACHR in a squeeze?

Yes. As of the Oct 21, 2026 close, ACHR is in a squeeze on 4 of the 12 timeframes we track. No squeeze on the daily chart. The 2h and 1h squeezes fired on Oct 21.

Is ACHR in an uptrend?

No. Market Pulse has ACHR in the Deceleration stage: price below its VMA with the 8, 21 and 34-bar VWMAs stacked down. Deceleration since Sep 25, 19 sessions in a row, and on 12 of the last 12.

What was ACHR's opening range on Oct 21?

The first 30 minutes ran from 4.00 to 4.09, a range of $0.0900. Price broke below the low in the 10:00 AM ET bar and closed below the range at 3.87.

Where are ACHR's Volatility Box levels?

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

Free tools for reading ACHR

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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