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COMMANDS Global: GP Symbol: IBM FA
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Best Days to Buy/Sell

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248.91 -6.07 (-2.38%) 09/23/2026
Amazon.com, Inc. (AMZN)
Showing 3 months of Historical data. To view all data, Create a free account
Best day to Buy
Tuesday weakest day · avg -0.96% · 15% Up
Best day to Sell
Friday strongest day · avg 1.79% · 50% Up
Best Hold (Buy → Sell)
Thursday → Monday avg 2.34%
⚠ One or both day effects are not statistically significant at 90% on this sample — treat the verdict as indicative, not a tradable edge.

Total Trading Days : 65

Day Up Down % Up Returns High (%) Returns Low (%) Returns Avg (%) Signif. (t)
Monday 8 4 66.7% 4.58 -2.50 0.85 n.s.
t=1.55
Tuesday 2 11 15.4% 0.75 -2.32 -0.96 99%
t=-3.73
Wednesday 5 9 35.7% 3.02 -2.38 -0.42 n.s.
t=-0.94
Thursday 5 8 38.5% 3.90 -4.57 -0.39 n.s.
t=-0.61
Friday 6 6 50.0% 15.32 -1.06 1.79 n.s.
t=1.37
Signif. (t) = one-sample t-test of the weekday's mean daily return vs 0. |t| ≥ 1.96 → 95%, ≥ 2.58 → 99%; n.s. = not statistically distinguishable from zero on this sample.
Entry → Exit Hold Matrix

Average % return from buying at the close of the row day to selling at the close of the next column day. Green = gain, red = loss. Diagonal = one-week hold (same weekday to same weekday).

Buy \ SellMonTueWedThuFri
Mon0.93-0.99-1.33-1.290.38
Tue1.690.84-0.42-0.681.08
Wed2.001.140.66-0.391.38
Thu2.341.481.000.981.74
Fri0.64-0.31-0.72-0.950.95
Hover a cell for its sample size. Holds spanning more than ~2 weeks (around holidays) are excluded.

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