Communication Services Sector Seasonality

How S&P 500 communication services stocks have behaved through the calendar year, measured with XLC, the Communication Services Select Sector SPDR Fund, over the last 8 years. Its strongest month has been January (average +4.50%, higher in 5 of 7 years), and its weakest September (−2.04%, higher in 3 of 8).

Communication Services seasonality chart

0%+5%+10%+15%+20%JFMAMJJASONDToday
Average year for XLC over the last 8 years: it ends the year +16.3%, with its highest point around December 28 (+16.8%) and its lowest around January 1 (0.0%). Each past year is rebased to 0% on January 1 and the years are averaged day by day. Rising stretches are when XLC has tended to gain.

Communication Services stocks seasonality by month

XLC has beaten the S&P 500 (SPY) on average in 6 of the 12 months, with its biggest edge in January (+3.22%). XLC launched more recently, so its figures cover 8 years while SPY's cover 15, which makes this comparison rougher.

MonthXLC avgHigher inSPY avg
January+4.50%5 of 7 yrs+1.28%
February−0.90%2 of 7 yrs+1.12%
March+0.05%5 of 7 yrs+0.57%
April+1.52%4 of 7 yrs+1.18%
May+3.06%6 of 7 yrs+1.03%
June+1.93%6 of 7 yrs+1.37%
July+2.38%6 of 8 yrs+2.70%
August+1.52%5 of 8 yrs+0.16%
September−2.04%3 of 8 yrs−1.16%
October−0.72%4 of 8 yrs+2.17%
November+3.50%6 of 8 yrs+3.29%
December−0.04%5 of 8 yrs+0.31%

From split- and dividend-adjusted prices, complete years only. See our methodology. Past performance does not guarantee future results.

Communication Services stocks in the S&P 500

22 stocks, largest first by market cap as of November 2026. Open any one for its own seasonality chart and best months.

Communication Services seasonality FAQ

What is the best month for communication services stocks?

Measured by XLC over the last 7 years, January has been the strongest month, averaging +4.50% and rising in 5 of 7 years.

What is the worst month for communication services stocks?

September has been the weakest, averaging −2.04% and rising in 3 of 8 years.

Which stocks are in the communication services sector?

The 22 S&P 500 communication services stocks listed on this page, led by GOOGL, GOOG, META, NFLX, DIS by market cap.

Find the windows starting soon

The Index Scanner checks every stock in a sector at once. Free during beta.

Open the Index Scanner

Other sectors

Compare them all in the best month for every sector ETF.