Ticker League

Comcast (CMCSA) seasonality heatmap

Returns across monthly, quarterly, and yearly periods. Cell color encodes signed magnitude; the scale auto-fits each table.

2026

Jan+7.5%
Feb+4.1%
Mar-7.3%
Apr-5.8%
May-8.0%
Jun-1.5%
Jul
Aug
Sep
Oct
Nov
Dec

2025

Jan-9.6%
Feb+6.6%
Mar+2.8%
Apr-6.5%
May+1.1%
Jun+3.2%
Jul-6.1%
Aug+2.2%
Sep-7.5%
Oct-10.5%
Nov-4.1%
Dec+4.9%

2024

Jan+6.8%
Feb-7.9%
Mar+1.2%
Apr-11.5%
May+5.0%
Jun-2.2%
Jul+6.2%
Aug-4.1%
Sep+5.6%
Oct+5.3%
Nov-1.1%
Dec-13.1%

2023

Jan+13.4%
Feb-5.5%
Mar+2.0%
Apr+9.9%
May-4.9%
Jun+5.6%
Jul+9.6%
Aug+3.3%
Sep-5.2%
Oct-6.3%
Nov+1.5%
Dec+4.7%

2022

Jan-0.2%
Feb-6.5%
Mar+0.1%
Apr-14.6%
May+11.4%
Jun-11.4%
Jul-3.8%
Aug-3.5%
Sep-19.0%
Oct+9.1%
Nov+15.4%
Dec-4.6%

2021

Jan-5.0%
Feb+6.3%
Mar+2.6%
Apr+4.2%
May+2.1%
Jun-0.6%
Jul+3.6%
Aug+3.1%
Sep-7.8%
Oct-7.7%
Nov-2.8%
Dec+0.7%

2020

Jan-3.5%
Feb-6.4%
Mar-14.4%
Apr+9.5%
May+5.2%
Jun-1.0%
Jul+9.8%
Aug+4.7%
Sep+3.2%
Oct-8.3%
Nov+18.9%
Dec+4.3%

2019

Jan+7.4%
Feb+5.7%
Mar+3.4%
Apr+9.4%
May-5.8%
Jun+3.1%
Jul+2.6%
Aug+2.5%
Sep+1.8%
Oct-0.1%
Nov-1.5%
Dec+1.8%

2018

Jan+6.6%
Feb-14.9%
Mar-5.7%
Apr-7.6%
May-0.7%
Jun+5.2%
Jul+9.6%
Aug+3.4%
Sep-4.3%
Oct+8.2%
Nov+2.3%
Dec-12.2%

2017

Jan+9.2%
Feb-0.8%
Mar+0.5%
Apr+4.3%
May+6.4%
Jun-6.3%
Jul+3.9%
Aug+0.4%
Sep-5.2%
Oct-6.0%
Nov+4.2%
Dec+6.7%

2016

Jan-0.8%
Feb+3.6%
Mar+5.8%
Apr-0.1%
May+4.2%
Jun+3.0%
Jul+3.6%
Aug-3.0%
Sep+1.6%
Oct-6.5%
Nov+12.5%
Dec-0.3%

2015

Jan-8.1%
Feb+11.7%
Mar-4.5%
Apr+2.2%
May+1.2%
Jun+3.3%
Jul+3.8%
Aug-9.7%
Sep+0.9%
Oct+10.6%
Nov-2.8%
Dec-7.3%

2014

Jan+4.8%
Feb-5.0%
Mar-2.8%
Apr+3.4%
May+0.8%
Jun+3.2%
Jul+0.1%
Aug+1.8%
Sep-1.4%
Oct+2.9%
Nov+3.0%
Dec+1.7%

2013

Jan+2.0%
Feb+4.4%
Mar+5.6%
Apr-1.2%
May-2.7%
Jun+4.0%
Jul+8.4%
Aug-6.6%
Sep+7.6%
Oct+5.5%
Nov+4.8%
Dec+4.5%

2012

Jan+12.0%
Feb+10.7%
Mar+2.0%
Apr+1.7%
May-4.7%
Jun+11.2%
Jul+1.7%
Aug+3.1%
Sep+6.6%
Oct+5.5%
Nov-0.8%
Dec+0.8%

2011

Jan+4.0%
Feb+13.2%
Mar-4.0%
Apr+6.4%
May-3.7%
Jun+0.4%
Jul-4.8%
Aug-10.6%
Sep-2.6%
Oct+12.7%
Nov-3.3%
Dec+5.1%

2010

Jan-5.6%
Feb+3.9%
Mar+14.5%
Apr+5.6%
May-8.5%
Jun-4.0%
Jul+12.5%
Aug-12.1%
Sep+5.6%
Oct+14.6%
Nov-2.8%
Dec+9.7%

2009

Jan-12.8%
Feb-11.0%
Mar+4.5%
Apr+13.8%
May-10.9%
Jun+4.9%
Jul+3.1%
Aug+3.2%
Sep+10.2%
Oct-13.9%
Nov+1.2%
Dec+15.0%

2008

Jan-0.6%
Feb+7.7%
Mar-0.7%
Apr+6.3%
May+9.4%
Jun-15.7%
Jul+9.2%
Aug+2.6%
Sep-7.2%
Oct-19.5%
Nov+10.1%
Dec-2.8%

2007

Jan+4.8%
Feb-13.0%
Mar+0.9%
Apr+2.8%
May+2.8%
Jun+2.6%
Jul-6.6%
Aug-0.7%
Sep-7.3%
Oct-12.9%
Nov-2.4%
Dec-11.1%

2006

Jan+7.3%
Feb-3.5%
Mar-2.6%
Apr+18.4%
May+3.7%
Jun+1.9%
Jul+5.1%
Aug+1.9%
Sep+5.4%
Oct+10.2%
Nov-0.5%
Dec+4.6%

2005

Jan-3.2%
Feb+0.8%
Mar+4.1%
Apr-4.9%
May+0.3%
Jun-4.8%
Jul+0.1%
Aug+0.1%
Sep-4.5%
Oct-5.3%
Nov-5.1%
Dec-1.8%

2004

Jan+4.1%
Feb-12.3%
Mar-3.9%
Apr+4.8%
May-4.0%
Jun-2.8%
Jul-2.6%
Aug+2.8%
Sep+0.2%
Oct+4.6%
Nov+1.7%
Dec+10.9%

2003

Jan+12.9%
Feb+9.7%
Mar-2.1%
Apr+11.5%
May-5.9%
Jun+0.6%
Jul+1.0%
Aug-2.4%
Sep+3.6%
Oct+9.9%
Nov-6.7%
Dec+3.8%

2002

Jan-0.6%
Feb-3.0%
Mar-3.7%
Apr-15.6%
May+5.2%
Jun-18.4%
Jul-10.3%
Aug+13.0%
Sep-13.3%
Oct+9.9%
Nov+0.0%
Dec+0.7%

2001

Jan+2.5%
Feb+0.6%
Mar-3.2%
Apr+4.7%
May-6.2%
Jun+6.1%
Jul-13.2%
Aug-2.2%
Sep-2.6%
Oct+0.4%
Nov+6.1%
Dec-4.9%

2000

Jan-9.9%
Feb-7.3%
Mar+3.1%
Apr-5.4%
May-3.7%
Jun+3.5%
Jul-13.2%
Aug+8.8%
Sep+10.9%
Oct-1.4%
Nov-6.5%
Dec+10.1%

1999

Jan+13.1%
Feb+4.4%
Mar-9.4%
Apr+2.2%
May+14.7%
Jun-0.7%
Jul-0.2%
Aug-17.6%
Sep+22.6%
Oct+5.4%
Nov+10.8%
Dec+13.7%

1998

Jan-2.4%
Feb+11.9%
Mar-0.2%
Apr+0.7%
May-3.4%
Jun+18.1%
Jul+13.6%
Aug-17.1%
Sep+24.5%
Oct+5.3%
Nov-3.1%
Dec+20.7%

1997

Jan+2.9%
Feb-3.8%
Mar-5.9%
Apr-3.2%
May+10.3%
Jun+19.7%
Jul+7.4%
Aug+3.4%
Sep+10.4%
Oct+6.4%
Nov+2.2%
Dec+14.5%

1996

Jan+10.3%
Feb-0.9%
Mar-9.9%
Apr+1.0%
May-1.0%
Jun+6.0%
Jul-24.5%
Aug+14.4%
Sep-3.3%
Oct-6.2%
Nov+15.7%
Dec+6.3%

1995

Jan-4.5%
Feb+9.5%
Mar-3.3%
Apr+0.0%
May+12.4%
Jun+4.5%
Jul+11.5%
Aug+4.7%
Sep-6.6%
Oct-10.5%
Nov+8.3%
Dec-8.1%

1994

Jan-13.7%
Feb-2.5%
Mar-11.2%
Apr-13.0%
May+13.9%
Jun+0.5%
Jul-9.7%
Aug-1.1%
Sep-4.9%
Oct+9.1%
Nov-6.3%
Dec-1.7%

1993

Jan+6.2%
Feb+10.3%
Mar+3.5%
Apr-22.6%
May+18.2%
Jun+2.5%
Jul+13.3%
Aug+27.1%
Sep-1.3%
Oct+34.3%
Nov-12.0%
Dec-0.7%

1992

Jan-5.6%
Feb+1.7%
Mar-9.9%
Apr+5.5%
May+11.3%
Jun+3.1%
Jul-7.6%
Aug-4.1%
Sep+3.4%
Oct-14.0%
Nov+28.8%
Dec+9.0%

1991

Jan+14.7%
Feb-6.3%
Mar+12.4%
Apr+5.9%
May-1.6%
Jun-12.2%
Jul-1.9%
Aug-1.9%
Sep+16.3%
Oct+2.5%
Nov-5.6%
Dec+7.7%

1990

Jan-12.2%
Feb-7.7%
Mar-0.7%
Apr-12.1%
May+20.6%
Jun-5.0%
Jul-6.7%
Aug-14.8%
Sep-12.6%
Oct+5.8%
Nov+13.0%
Dec+17.7%

1989

Jan+16.1%
Feb-4.2%
Mar+14.3%
Apr+7.8%
May+7.3%
Jun-2.5%
Jul+8.7%
Aug+10.4%
Sep-3.6%
Oct-1.5%
Nov-5.3%
Dec-0.8%

1988

Jan-0.8%
Feb+5.9%
Mar-3.9%
Apr-5.7%
May-7.6%
Jun+15.0%
Jul-0.8%
Aug-13.8%
Sep+12.4%
Oct-1.7%
Nov-5.8%
Dec+13.8%

1987

Jan+13.1%
Feb+14.1%
Mar-0.9%
Apr-7.4%
May+17.1%
Jun-0.9%
Jul+12.9%
Aug-2.9%
Sep-3.9%
Oct-24.1%
Nov+10.3%
Dec+19.6%

1986

Jan+3.4%
Feb+8.1%
Mar+3.8%
Apr+0.5%
May+1.9%
Jun+6.4%
Jul-9.9%
Aug+6.7%
Sep-4.7%
Oct+4.9%
Nov-0.5%
Dec-2.2%

1985

Jan+16.8%
Feb+1.1%
Mar+6.8%
Apr+5.9%
May+8.4%
Jun+5.6%
Jul-3.0%
Aug-1.9%
Sep-3.8%
Oct+3.3%
Nov+6.5%
Dec+8.5%

1984

Jan-16.0%
Feb+1.3%
Mar-7.5%
Apr+9.5%
May-6.2%
Jun+19.7%
Jul+3.3%
Aug+9.6%
Sep+3.4%
Oct+0.7%
Nov+11.2%
Dec+1.3%

1983

Jan+5.7%
Feb+9.5%
Mar-2.5%
Apr+2.5%
May+11.1%
Jun+10.0%
Jul-11.1%
Aug+5.7%
Sep-6.5%
Oct-6.9%
Nov+6.2%
Dec+9.3%

1982

Jan-2.5%
Feb-3.8%
Mar-2.6%
Apr+9.5%
May-7.4%
Jun-6.7%
Jul-8.6%
Aug+3.1%
Sep+18.2%
Oct+10.3%
Nov+11.6%
Dec+9.4%

1981

Jan-10.0%
Feb-0.9%
Mar+20.6%
Apr+17.4%
May+7.9%
Jun-3.7%
Jul+0.0%
Aug-10.5%
Sep-14.9%
Oct+8.8%
Nov+3.4%
Dec-10.0%

1980

Jan
Feb
Mar
Apr+8.2%
May+28.8%
Jun-2.5%
Jul+14.3%
Aug+27.3%
Sep+8.9%
Oct-8.2%
Nov+5.4%
Dec+1.7%

Avg

Jan+1.7%
Feb+0.9%
Mar-0.2%
Apr+1.2%
May+3.1%
Jun+1.6%
Jul+0.7%
Aug+0.6%
Sep+0.6%
Oct+0.8%
Nov+3.0%
Dec+3.5%

Median

Jan+2.7%
Feb+0.9%
Mar-0.7%
Apr+2.5%
May+1.9%
Jun+2.5%
Jul+1.4%
Aug+1.8%
Sep-1.3%
Oct+2.7%
Nov+1.6%
Dec+4.0%

Last 5Y Avg

Jan+3.6%
Feb-1.9%
Mar-0.2%
Apr-5.7%
May+0.9%
Jun-1.1%
Jul+1.9%
Aug+0.2%
Sep-6.8%
Oct-2.0%
Nov+1.8%
Dec-1.5%

Std Dev (σ)

Jan8.6%
Feb7.6%
Mar6.9%
Apr8.7%
May8.8%
Jun8.0%
Jul8.7%
Aug9.4%
Sep9.3%
Oct10.3%
Nov8.1%
Dec8.2%

Consistency (μ/σ)

Jan0.20
Feb0.11
Mar-0.03
Apr0.14
May0.35
Jun0.20
Jul0.09
Aug0.07
Sep0.07
Oct0.07
Nov0.37
Dec0.43

Win Rate (%)

Jan54%
Feb54%
Mar46%
Apr64%
May60%
Jun61%
Jul57%
Aug57%
Sep48%
Oct57%
Nov54%
Dec67%

Winning / Losing Months

Jan2521
Feb2521
Mar2125
Apr3017
May2819
Jun2818
Jul2620
Aug2620
Sep2224
Oct2620
Nov2521
Dec3115

Longest Win / Loss Streak

Jan43
Feb63
Mar56
Apr73
May45
Jun73
Jul104
Aug53
Sep44
Oct63
Nov63
Dec63

Best

Jan+16.8%1985
Feb+14.1%1987
Mar+20.6%1981
Apr+18.4%2006
May+28.8%1980
Jun+19.7%1984
Jul+14.3%1980
Aug+27.3%1980
Sep+24.5%1998
Oct+34.3%1993
Nov+28.8%1992
Dec+20.7%1998

Worst

Jan-16.0%1984
Feb-14.9%2018
Mar-14.4%2020
Apr-22.6%1993
May-10.9%2009
Jun-18.4%2002
Jul-24.5%1996
Aug-17.6%1999
Sep-19.0%2022
Oct-24.1%1987
Nov-12.0%1993
Dec-13.1%2024
−24.5%+34.3%

Frequently asked questions

Data & methodology