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Question

What is the best month for Alphabet?

Short answer

Since 2004, October has been the strongest month for Alphabet, averaging +8.69% and rising in 73% of 22 years. February has been the weakest, at -2.96%.

We rate the October pattern as strong and the February pattern as moderate. April comes second at +5.29%. A strong month is when prices have tended to rise, not a promise that they will.

Every month, ranked

Alphabet, 2004 to 2026

+8.7%+4.3%-4.3%-8.7%Jan: average +2.28%, up in 77% of 22 yearsJanFeb: average -2.96%, up in 36% of 22 yearsFebMar: average +0.12%, up in 55% of 22 yearsMarApr: average +5.29%, up in 64% of 22 yearsAprMay: average +3.28%, up in 64% of 22 yearsMayJun: average -0.40%, up in 45% of 22 yearsJunJul: average +5.12%, up in 68% of 22 yearsJulAug: average -0.07%, up in 45% of 22 yearsAugSep: average +2.65%, up in 65% of 23 yearsSepOct: average +8.69%, up in 73% of 22 yearsOctNov: average +1.08%, up in 64% of 22 yearsNovDec: average +1.83%, up in 68% of 22 yearsDec
Alphabet: average move by month. Solid bars held the same direction in both halves of the sample; faded bars did not.
RankMonthAverageMedianUp yearsPattern
1October+8.69%+9.20%73%strong
2April+5.29%+3.18%64%moderate
3July+5.12%+5.92%68%strong
4May+3.28%+5.50%64%moderate
5September+2.65%+1.80%65%no clear pattern
6January+2.28%+4.28%77%weak
7December+1.83%+2.11%68%strong
8November+1.08%+1.76%64%no clear pattern
9March+0.12%+1.14%55%no clear pattern
10August-0.07%-0.40%45%no clear pattern
11June-0.40%-0.55%45%no clear pattern
12February-2.96%-0.88%36%moderate

Exact date ranges

Seasonal windows that held in at least 75% of years

Apr 5 to Apr 20Opens in 179 days
76%higher in 21 years
Average +1.90%Median +2.15%Worst year -8.93%

Likely range of the hit rate 55% to 89%. 2005 to 2014: 60%, 2015 to 2025: 91%.

May 11 to Jul 30Opens in 215 days
90%higher in 21 years
Average +8.31%Median +9.23%Worst year -15.72%

Likely range of the hit rate 70% to 97%. 2005 to 2014: 80%, 2015 to 2025: 100%.

Aug 19 to Nov 2Open now, 25 days left
81%higher in 21 years
Average +9.70%Median +7.19%Worst year -27.88%

Likely range of the hit rate 60% to 92%. 2005 to 2014: 80%, 2015 to 2025: 82%.

Nov 19 to Dec 29Opens in 42 days
81%higher in 21 years
Average +3.35%Median +3.24%Worst year -9.22%

Likely range of the hit rate 60% to 92%. 2005 to 2014: 80%, 2015 to 2025: 82%.

Why it might happen

  • Search and YouTube advertising, which follow the ad-budget cycle with a strong fourth quarter.
  • Google Cloud growth, AI competition in search and antitrust rulings.

Full statistics, technicals and event reactions: Alphabet. How to read these numbers: guide.

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Not investment advice. Market Seasonality publishes historical statistics, news summaries and scenario analysis for information and education. Past patterns do not guarantee future results. Nothing here is a recommendation to buy, sell or hold any asset, and scenarios describe possible paths without predicting them. See the disclaimer and methodology.