Symmetrical Triangle Scanner
Automated real-time scanner detecting bi-directional Symmetrical Triangle coil consolidations, explosive bullish breakouts, bearish breakdowns, and measured price targets across Indian equities.
How to Trade the Symmetrical Triangle: Breakouts, Breakdowns & Volatility Contraction
The Symmetrical Triangle is a premier bilateral classical chart pattern representing a period of balance and intense market indecision. It is formed by two converging trendlines: a descending upper resistance trendline connecting lower swing highs ($H_1 > H_2 > H_3$) and an ascending lower support trendline connecting higher swing lows ($L_1 < L_2 < L_3$). As the price oscillates toward the apex, trading ranges compress like a coiled spring, preparing for a high-momentum directional explosion.
Market Indecision & Coil Formation Mechanics
A Symmetrical Triangle reflects temporary market equilibrium where neither bulls nor bears have dominant control. Sellers become more aggressive on rallies, creating lower swing highs ($H_1 > H_2 > H_3$), while buyers aggressively defend pullbacks at higher prices, generating higher swing lows ($L_1 < L_2 < L_3$).
This symmetrical squeezing action steadily narrows the price range toward the Apex. The compression represents accumulation or distribution energy building up like a tightened coil spring that inevitably releases in a powerful directional move.
Volume Contraction & Breakout Confirmation
1. Volume Dry-Up Inside the Coil: As the pattern matures and boundaries converge, daily volume must contract noticeably. This drying volume confirms that participants are refraining from taking aggressive directional bets until the boundary breaks.
2. Explosive Volume Surge on Trigger: The decisive breakout or breakdown candle must exhibit a significant volume expansion of ≥ 1.5x – 2.0x the 20-day moving average. Moves without high volume carry a elevated risk of false breakouts ("fakeouts") that trap breakout traders.
Bilateral Measured-Move Target Formulations
Price objectives for Symmetrical Triangles are calculated using the vertical height established across the initial base of the pattern ($H_1$ to $L_1$):
Bullish Target 1 (+100% Measured Move) = Breakout Level + Height (H)
Bearish Target 1 (−100% Measured Move) = Breakdown Level − Height (H)
Extended Target 2 (±161.8% Extension) = Trigger Level ± (1.618 × H)
Breakouts typically occur between 50% and 75% of the pattern span before reaching the apex. Setups reaching the apex without breaking often drift into inconclusive choppiness.
Bi-directional Execution & Dual Stop Loss Rules
Bullish Long Trades: Enter on candle close above the descending resistance trendline. Place structural stop loss below the most recent higher swing low ($L_{\text{last}}$), or breakout stop loss below the breakout candle low.
Bearish Short Trades: Enter on candle close below the ascending support trendline. Place structural stop loss above the most recent lower swing high ($H_{\text{last}}$), or breakdown stop loss above the breakdown candle high.
Retest Entry Discipline: Wait for a pullback to the broken trendline. Broken resistance frequently flips to new support (and vice-versa), providing optimal risk-to-reward entry points.
Pattern recognition algorithms, price projections, and quality scoring displayed on this scanner are generated automatically for technical analysis research and educational purposes only. They do not constitute investment advice, equity research reports, or recommendations to buy or sell securities under SEBI (Research Analysts) Regulations, 2014. Classical chart patterns, including Symmetrical Triangles, carry inherent market risks and may experience false breakouts, whipsaws, or trend invalidations due to macro events, earnings announcements, or broader market volatility. Always verify setups with your SEBI-registered financial advisor and implement disciplined position sizing and stop loss management before committing capital.