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

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251.52 3.29 (1.33%) 10/02/2026
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 -0.89% · 23% Up
Best day to Sell
Friday strongest day · avg 1.57% · 54% Up
Best Hold (Buy → Sell)
Thursday → Monday avg 1.90%
⚠ 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 : 64

Day Up Down % Up Returns High (%) Returns Low (%) Returns Avg (%) Signif. (t)
Monday 6 5 54.5% 4.58 -2.50 0.46 n.s.
t=0.78
Tuesday 3 10 23.1% 0.75 -2.32 -0.89 99%
t=-3.25
Wednesday 4 9 30.8% 3.02 -2.24 -0.48 n.s.
t=-1.02
Thursday 5 8 38.5% 3.90 -4.57 -0.21 n.s.
t=-0.35
Friday 7 6 53.8% 15.32 -1.06 1.57 n.s.
t=1.30
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
Mon0.34-0.91-1.27-1.490.06
Tue1.120.22-0.48-0.700.89
Wed1.770.860.39-0.211.41
Thu1.900.990.520.161.57
Fri0.26-0.61-1.05-1.420.35
Hover a cell for its sample size. Holds spanning more than ~2 weeks (around holidays) are excluded.

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