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Is COLB showing downside potential? 20 Day Moving Average Resistance shows up after sinking 1.35%

Columbia Banking System, Inc. (COLB) — Nightly Technical Analysis · Aug 5, 2026, 20:00 ET
COLB posted a 1.35% loss on Wednesday, August 5th, accompanied by 0.6× normal trading volume. Multiple bearish signals emerged — 20 DMA Resistance and Directional Movement Crossover Bearish — suggesting potential weakness ahead. Key support levels exist at 31.12, 30.9 & 30.46, with resistance at 31.78, 32.22 & 32.44.

Current SwingTradeBot Technical Rating of COLB: C

Is this the only signal? Not even close. Explore the full breakdown at SwingTradeBot.

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Columbia Banking System, Inc. (COLB)