CWST - Casella Waste Systems, Inc. Best Day for Buy/Sell

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Best Days to Buy/Sell

96.82 1.45 (1.52%) 07/10/2026

Casella Waste Systems, Inc. (CWST)

Showing 3 months of Historical data. To view all data, Upgrade to PRO plan!

Best day to Buy
Monday weakest day · avg -0.87% · 18% Up

Best day to Sell
Friday strongest day · avg 0.59% · 45% Up

Best Hold (Buy → Sell)
Monday → Friday avg 3.23%

⚠ 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 : 62

Day	Up	Down	% Up	Returns High (%)	Returns Low (%)	Returns Avg (%)	Signif. (t)
Monday	2	9	18.2%	3.55	-4.29	-0.87	n.s. t=-1.18
Tuesday	7	6	53.8%	3.82	-2.46	0.43	n.s. t=0.71
Wednesday	6	7	46.2%	5.87	-2.51	0.52	n.s. t=0.75
Thursday	8	5	61.5%	3.75	-3.55	0.45	n.s. t=0.80
Friday	5	6	45.5%	9.56	-4.39	0.59	n.s. t=0.55

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 \ Sell	Mon	Tue	Wed	Thu	Fri
Mon	1.33	0.49	1.15	1.82	3.23
Tue	0.74	1.59	0.52	0.98	2.08
Wed	0.16	0.99	1.72	0.45	1.55
Thu	-0.60	0.21	0.94	1.35	1.10
Fri	-0.82	-0.33	-0.01	0.72	1.85

Hover a cell for its sample size. Holds spanning more than ~2 weeks (around holidays) are excluded.