Amazon.com rose 4.58% to $284.02, a 1.7σ move against its 60-day volatility, on 2.0× average volume. Roughly 2.6 points were stock-specific — the S&P 500 gained 1.42% while Consumer Cyclical peers (XLY) rose 1.83% alongside it. Shares opened with a 2.47% gap up, set a 52-week closing high and marked a 3rd consecutive advance. It came 2 sessions after the Q2 2026 print. The move added $129.46B of market value.

Amazon.com rose 15.32% to $271.58, its biggest one-day gain in 3.1 years and a 8.0σ move against its 60-day volatility, on 3.3× average volume. This was largely stock-specific: the S&P 500 gained 0.72% while Consumer Cyclical peers (XLY) rose 3.29% that session, leaving about 12.0 points of the move unexplained by its sector. Shares opened with a 12.52% gap up, closed near the session high (85% of the day's range) and reclaimed their 20- and 50-day moving averages. This was the first session after Q2 2026 results: EPS of $5.75 vs $1.82 expected (a beat) and revenue of $200.61B vs $197.03B (a beat). The move added $375.47B of market value. Historically, after 2.5σ-or-larger up days, Amazon.com returned +1.70% on average over the following 5 sessions (78% positive, n=9).

Amazon.com rose 3.90% to $235.50, its biggest one-day gain in 4 months and a 2.1σ move against its 60-day volatility, on 2.1× average volume. The move was broadly in line with the wider market — the S&P 500 gained 1.68% while Consumer Cyclical peers (XLY) rose 0.70% the same session — so little of it was company-specific. Shares opened with a 2.91% gap up and reclaimed their 200-day moving average. The session traded into Q2 2026 results, released after the close that evening. The move added $92.10B of market value.

Amazon.com fell 4.57% to $233.66, its biggest one-day drop in 1 month and a 2.6σ move against its 60-day volatility. The move was broadly in line with its sector — the S&P 500 fell 1.23% while Consumer Cyclical peers (XLY) fell 4.61% the same session — so little of it was company-specific. Shares opened with a 3.48% gap down, lost their 20- and 200-day moving averages and marked a 3rd consecutive decline. The move erased $116.45B of market value.

Amazon.com rose 3.02% to $254.96, its biggest one-day gain in 2 weeks and a 1.7σ move against its 60-day volatility. Roughly 2.1 points were stock-specific — the S&P 500 gained 0.40% while Consumer Cyclical peers (XLY) rose 0.95% alongside it. Shares opened with a 1.00% gap up, reclaimed their 50-day moving average and marked a 3rd consecutive advance. The move added $77.74B of market value.