Best Month to Invest in SFBC (SFBC)

Based on 19 years of data (20082026), August is the best month to invest in SFBC with an average return of +5.01% and a 72% win rate. The worst month is September (-1.60%).

This page presents historical statistical analysis for educational purposes only. It is not financial advice and should not be interpreted as a recommendation to buy, sell, or hold any security. Past performance does not guarantee future results. Always do your own research and consult a qualified financial advisor before making investment decisions.
Best Month
August
+5.01% avg
Worst Month
September
-1.60% avg
Positive Months
9/12
+13.7% cumulative
Years Analyzed
19
2008–2026

Average Monthly Returns for SFBC

Cyan = best month, Red = worst month, Green = positive average, Muted red = negative average.

Monthly Return Breakdown

MonthAvg ReturnWin RateSamples
January+1.28%58%19
February+2.39%63%19
March-0.62%58%19
April+1.43%50%18
May+1.56%50%18
June+0.79%50%18
July+2.27%56%18
AugustBest+5.01%72%18
SeptemberWorst-1.60%28%18
October-1.42%39%18
November+2.37%56%18
December+0.20%44%18

Equity Curve & Cycle Detection

If you invested $1,000 in SFBC during a specific calendar month each year, how would it have grown? Toggle cycle detection to see rising and declining phases on the curve.

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End Equity
$2,303
Total Return
+130.31%
Max Drawdown
-1.52%
Win Rate
72.2%
Equity curve Cycle overlay Projection Rising phase Declining phase

Advanced Cycle Detection with Spectral Analysis

The cycle overlay above uses a simple detrended moving average. Seasonal Edge offers a much more powerful cycle detection engine inside the app:

  • Lomb-Scargle periodogram — finds dominant cycle periods even with unevenly spaced trade data
  • Cycle regime analysis — projects the cycle forward to identify historically rising and declining phases
  • Daily precision — analyze seasonal patterns with exact entry/exit dates, not just monthly averages
Try Advanced Cycle Detection Free

How to Read This Data

Average Return is the mean percentage change from the first trading day to the last trading day of each calendar month, averaged across 19 years.

Win Rate shows how often SFBC finished the month with a positive return. A 75% win rate means SFBC gained value in that month 3 out of every 4 years.

Median Return is the middle value when all yearly returns for that month are sorted. Unlike the average, the median is not skewed by extreme outliers.

Seasonal patterns are historical tendencies, not guarantees. Past performance does not predict future results. Use this data as one input alongside your own research.

See the Full Seasonal Analysis

Seasonal Edge screens 4,000+ securities for seasonal patterns with daily precision — not just monthly averages. Find exact entry and exit dates with win rates and historical backtests.

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Frequently Asked Questions

What is the best month to invest in SFBC?

Based on 19 years of data, August is the best month to invest in SFBC. The stock has averaged a +5.01% return in August with a 72% win rate.

What is the worst month for SFBC?

September is historically the weakest month for SFBC, with an average return of -1.60% and a 28% win rate.

How reliable is this seasonal data?

This analysis uses 19 years of daily closing price data from 2008 to 2026. More years of data generally makes the pattern more reliable. However, seasonal patterns are tendencies, not certainties. Market conditions, economic events, and company-specific factors can override historical patterns in any given year.