Seasonal Windows

64 of 156 upcoming windows clear all three bars: dates hold up when nudged, 80%+ of years positive, and more than 1% typical gain.

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Finds calendar windows like "AAPL between Aug 11 and Aug 14 — up 19 of the last 21 years, typically +1.6%" across the whole universe. Each one is scored against that name's own base rate, checked for whether it survives nudging the dates, and reported with how many equally good windows pure chance produces in a scan this size.

ON Nov 21 -> Dec 2: up 19 of 21 years, typically +7.5% — the strongest window opening in the next 21 days.
64 of 156 upcoming windows clear all three bars: dates hold up when nudged, 80%+ of years positive, and more than 1% typical gain.
Scanned 2,645,520 windows. Shuffle the calendar so no real seasonality can survive and the average stock still shows a best window winning 85.7% of years — which is why a high record alone means nothing here.
Median edge over each name's own base rate is +31.6 pts in-sample; out of sample this kind of selection has delivered +1.9 to +3.1 pts. A real tilt, not a sure thing.

Worth Watching

clear all three bars, next 21d

Opening Soon

156

windows starting within 21d

Beats Pure Luck

of every window in the scan

Windows Scanned

2,645,520

604 tickers x 12 lengths x 365 days

In-Sample Edge

+31.6 pts

median of upcoming set — selection-inflated

Out-of-Sample Edge

+1.9 to +3.1 pts

what selection like this actually delivers

Current rankings

Watchlist — AAPL, NVDA, SPY, QQQ

Ticker	Days Away	Dates	Win Rate	Record	Last 10y	All-Time	Typical Gain	Gain vs Usual	Base Rate
QQQ	1	Nov 15 -> Nov 29	84	16 of 19	89	81	1.98	1.04	59
SPY	6	Nov 20 -> Dec 1	89	17 of 19	89	86	2.04	1.46	61.70
QQQ	29	Dec 13 -> Dec 24	89	17 of 19	78	73	1.17	0.41	58
NVDA	30	Dec 14 -> Dec 21	84	16 of 19	78	81	2.05	1.29	55.60
SPY	36	Dec 20 -> Dec 26	89	17 of 19	100	86	0.80	0.46	59
NVDA	65	Jan 18 -> Jan 24	85	17 of 20	90	82	4.12	3.43	55
NVDA	78	Jan 31 -> Feb 9	80	16 of 20	90	77	5.14	4.17	56.50
AAPL	80	Feb 2 -> Feb 12	85	17 of 20	80	82	2.05	1.16	58.50
SPY	83	Feb 5 -> Feb 17	85	17 of 20	80	86	1.42	0.78	62.80
NVDA	83	Feb 5 -> Feb 16	80	16 of 20	90	82	4.85	3.65	57.20
QQQ	84	Feb 6 -> Feb 15	90	18 of 20	90	81	1.62	1.01	57.40
SPY	129	Mar 23 -> Apr 3	85	17 of 20	80	82	1.44	0.86	61.70
SPY	150	Apr 13 -> Apr 26	90	18 of 20	80	86	1.55	0.84	63.20
AAPL	157	Apr 20 -> May 2	85	17 of 20	80	86	3.95	2.90	59.20
QQQ	158	Apr 21 -> Apr 29	90	18 of 20	90	74	1.76	1.22	57

Showing 15 of 32 rows — see the live version for all.