Ticker League

AT&T (T) seasonality heatmap

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

2026

Jan+6.8%
Feb+6.9%
Mar+3.5%
Apr-9.9%
May-5.1%
Jun-4.9%
Jul
Aug
Sep
Oct
Nov
Dec

2025

Jan+5.5%
Feb+15.5%
Mar+3.2%
Apr-1.0%
May+0.4%
Jun+4.1%
Jul-4.3%
Aug+6.9%
Sep-3.6%
Oct-11.4%
Nov+5.2%
Dec-4.5%

2024

Jan+7.2%
Feb-4.3%
Mar+4.0%
Apr-2.5%
May+7.9%
Jun+4.9%
Jul+2.2%
Aug+3.3%
Sep+10.6%
Oct+3.7%
Nov+2.8%
Dec-1.7%

2023

Jan+12.3%
Feb-7.2%
Mar+1.8%
Apr-6.9%
May-11.0%
Jun+1.4%
Jul-7.4%
Aug+1.8%
Sep+1.6%
Oct+4.5%
Nov+7.6%
Dec+1.3%

2022

Jan+6.5%
Feb-7.1%
Mar-0.2%
Apr+7.2%
May+12.8%
Jun-1.5%
Jul-9.2%
Aug-6.6%
Sep-12.5%
Oct+20.9%
Nov+5.8%
Dec-4.5%

2021

Jan+1.8%
Feb-2.6%
Mar+8.5%
Apr+6.1%
May-6.3%
Jun-2.2%
Jul-0.2%
Aug-2.2%
Sep-1.5%
Oct-4.1%
Nov-9.6%
Dec+7.8%

2020

Jan-2.0%
Feb-6.4%
Mar-17.2%
Apr+7.0%
May+1.2%
Jun-2.0%
Jul+0.1%
Aug+0.7%
Sep-4.3%
Oct-3.0%
Nov+6.5%
Dec+0.1%

2019

Jan+7.7%
Feb+3.5%
Mar+0.8%
Apr+0.9%
May-1.3%
Jun+9.6%
Jul+3.6%
Aug+3.6%
Sep+7.3%
Oct+3.6%
Nov-2.9%
Dec+4.6%

2018

Jan-2.0%
Feb-3.1%
Mar-1.8%
Apr-6.5%
May-1.2%
Jun-0.6%
Jul+1.6%
Aug-0.1%
Sep+5.2%
Oct-6.9%
Nov+1.8%
Dec-8.7%

2017

Jan+0.7%
Feb-0.8%
Mar-0.6%
Apr-3.1%
May-2.8%
Jun-2.1%
Jul+5.1%
Aug-3.9%
Sep+4.6%
Oct-12.6%
Nov+8.1%
Dec+6.9%

2016

Jan+6.7%
Feb+2.5%
Mar+6.0%
Apr+0.8%
May+0.9%
Jun+10.3%
Jul+1.7%
Aug-5.5%
Sep-0.7%
Oct-7.9%
Nov+5.0%
Dec+10.1%

2015

Jan-0.2%
Feb+5.0%
Mar-5.6%
Apr+8.1%
May-0.3%
Jun+2.9%
Jul-0.5%
Aug-4.4%
Sep-1.8%
Oct+4.8%
Nov+0.5%
Dec+2.2%

2014

Jan-3.6%
Feb-4.2%
Mar+9.8%
Apr+3.6%
May-0.7%
Jun-0.3%
Jul+2.3%
Aug-1.7%
Sep+0.8%
Oct+0.6%
Nov+1.5%
Dec-5.0%

2013

Jan+5.0%
Feb+3.2%
Mar+2.2%
Apr+3.7%
May-6.6%
Jun+1.2%
Jul+1.4%
Aug-4.1%
Sep+0.0%
Oct+8.9%
Nov-2.8%
Dec-0.1%

2012

Jan-0.8%
Feb+4.0%
Mar+2.1%
Apr+7.5%
May+3.8%
Jun+4.4%
Jul+8.1%
Aug-3.4%
Sep+2.9%
Oct-6.8%
Nov-1.3%
Dec-1.3%

2011

Jan-4.5%
Feb+3.1%
Mar+8.0%
Apr+3.6%
May+1.3%
Jun-0.5%
Jul-5.0%
Aug-2.6%
Sep+0.1%
Oct+4.9%
Nov-1.2%
Dec+4.4%

2010

Jan-7.7%
Feb-2.1%
Mar+4.2%
Apr+3.1%
May-6.9%
Jun-0.3%
Jul+9.8%
Aug+4.1%
Sep+5.9%
Oct+1.7%
Nov-2.6%
Dec+5.8%

2009

Jan-12.0%
Feb-3.3%
Mar+5.9%
Apr+3.8%
May-3.3%
Jun+0.4%
Jul+8.0%
Aug-0.7%
Sep+3.7%
Oct-3.0%
Nov+4.8%
Dec+4.1%

2008

Jan-6.3%
Feb-9.5%
Mar+10.0%
Apr+2.4%
May+3.1%
Jun-15.6%
Jul-7.0%
Aug+3.8%
Sep-12.8%
Oct-2.0%
Nov+6.7%
Dec-0.3%

2007

Jan+6.8%
Feb-2.3%
Mar+7.2%
Apr-0.6%
May+6.8%
Jun+0.5%
Jul-4.6%
Aug+1.8%
Sep+6.1%
Oct-0.1%
Nov-8.6%
Dec+8.9%

2006

Jan+7.8%
Feb+6.2%
Mar-2.0%
Apr-1.6%
May-0.6%
Jun+7.1%
Jul+9.3%
Aug+3.8%
Sep+4.5%
Oct+6.6%
Nov-1.1%
Dec+5.5%

2005

Jan-6.4%
Feb+1.2%
Mar-1.4%
Apr+2.5%
May-1.9%
Jun+1.7%
Jul+4.8%
Aug-1.6%
Sep-0.5%
Oct+1.4%
Nov+4.4%
Dec-1.5%

2004

Jan-0.5%
Feb-6.1%
Mar+2.3%
Apr+3.3%
May-4.9%
Jun+2.3%
Jul+6.3%
Aug+1.9%
Sep+0.5%
Oct-1.2%
Nov-0.2%
Dec+2.3%

2003

Jan-8.7%
Feb-15.0%
Mar-3.5%
Apr+18.7%
May+9.0%
Jun+0.5%
Jul-6.9%
Aug-3.9%
Sep-0.9%
Oct+10.1%
Nov-2.9%
Dec+11.9%

2002

Jan-3.6%
Feb+0.9%
Mar-0.9%
Apr-16.3%
May+10.3%
Jun-11.0%
Jul-8.2%
Aug-10.7%
Sep-18.6%
Oct+29.7%
Nov+11.1%
Dec-5.0%

2001

Jan+2.0%
Feb-1.3%
Mar-6.4%
Apr-7.0%
May+4.4%
Jun-6.9%
Jul+13.3%
Aug-9.0%
Sep+15.2%
Oct-18.5%
Nov-2.0%
Dec+4.9%

2000

Jan-11.4%
Feb-11.3%
Mar+10.8%
Apr+4.8%
May-0.3%
Jun-1.0%
Jul-0.9%
Aug-1.9%
Sep+19.7%
Oct+16.2%
Nov-4.7%
Dec-13.1%

1999

Jan+1.3%
Feb-2.1%
Mar-10.7%
Apr+19.0%
May-8.3%
Jun+13.5%
Jul-1.0%
Aug-15.9%
Sep+6.9%
Oct-0.3%
Nov+1.9%
Dec-5.9%

1998

Jan+6.9%
Feb-2.8%
Mar+14.8%
Apr-3.8%
May-6.2%
Jun+2.8%
Jul+3.3%
Aug-7.0%
Sep+16.5%
Oct+5.1%
Nov+3.5%
Dec+11.9%

1997

Jan+7.0%
Feb+4.8%
Mar-8.0%
Apr+5.9%
May+5.2%
Jun+5.8%
Jul-3.4%
Aug-8.1%
Sep+13.0%
Oct+4.7%
Nov+14.2%
Dec+0.9%

1996

Jan-0.3%
Feb-3.0%
Mar-4.0%
Apr-3.6%
May-1.7%
Jun+0.0%
Jul+0.0%
Aug-4.5%
Sep+3.2%
Oct+2.1%
Nov+8.2%
Dec-1.3%

1995

Jan+7.2%
Feb-2.5%
Mar+0.9%
Apr+6.4%
May+2.0%
Jun+5.9%
Jul+2.2%
Aug+5.4%
Sep+8.6%
Oct+2.5%
Nov-3.1%
Dec+5.7%

1994

Jan+2.3%
Feb-6.8%
Mar+3.4%
Apr+4.2%
May-0.9%
Jun+5.9%
Jul-2.1%
Aug-1.3%
Sep+2.7%
Oct-0.4%
Nov-1.3%
Dec-2.2%

1993

Jan-6.0%
Feb+8.7%
Mar+4.8%
Apr+0.5%
May-1.0%
Jun+1.0%
Jul+5.6%
Aug+12.4%
Sep-5.5%
Oct+4.1%
Nov-3.9%
Dec-2.3%

1992

Jan-5.3%
Feb+0.0%
Mar-4.9%
Apr+11.1%
May-3.3%
Jun+1.4%
Jul+9.5%
Aug+1.2%
Sep+3.1%
Oct-1.2%
Nov+4.2%
Dec+6.4%

1991

Jan-5.0%
Feb+2.6%
Mar+5.1%
Apr-4.0%
May-2.5%
Jun+3.4%
Jul+2.5%
Aug+2.4%
Sep+1.6%
Oct+9.4%
Nov-4.3%
Dec+11.9%

1990

Jan-15.5%
Feb+3.7%
Mar+2.7%
Apr-1.7%
May+7.0%
Jun-7.4%
Jul+2.7%
Aug-10.3%
Sep+6.7%
Oct+6.3%
Nov+0.8%
Dec+1.7%

1989

Jan+10.2%
Feb+0.0%
Mar+2.9%
Apr+9.3%
May+7.5%
Jun-1.4%
Jul+13.5%
Aug-5.3%
Sep+5.6%
Oct-0.9%
Nov+1.8%
Dec+13.2%

1988

Jan+14.4%
Feb-2.5%
Mar-3.4%
Apr-0.5%
May+7.8%
Jun+4.3%
Jul-2.1%
Aug-1.0%
Sep+7.3%
Oct+5.2%
Nov-0.3%
Dec-2.7%

1987

Jan+5.9%
Feb-0.4%
Mar+0.8%
Apr-6.4%
May+4.0%
Jun+4.4%
Jul-0.6%
Aug+4.6%
Sep+10.7%
Oct-9.3%
Nov-13.4%
Dec+1.6%

1986

Jan+2.2%
Feb+3.4%
Mar+5.2%
Apr+1.1%
May+8.7%
Jun+9.9%
Jul-2.7%
Aug+11.0%
Sep-8.5%
Oct+3.2%
Nov+4.3%
Dec+0.3%

1985

Jan+5.7%
Feb+1.5%
Mar+1.1%
Apr+3.3%
May+6.6%
Jun+4.8%
Jul-0.7%
Aug+0.8%
Sep-4.8%
Oct+2.6%
Nov+2.9%
Dec+6.5%

1984

Jan+6.8%
Feb-4.3%
Mar-1.7%
Apr+3.9%
May-6.9%
Jun+4.2%
Jul+8.8%
Aug+4.5%
Sep+4.7%
Oct+1.5%
Nov+1.7%
Dec+6.2%

1983

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec-0.3%

Avg

Jan+1.0%
Feb-0.8%
Mar+1.4%
Apr+1.8%
May+0.6%
Jun+1.6%
Jul+1.4%
Aug-1.0%
Sep+2.5%
Oct+1.8%
Nov+1.2%
Dec+2.0%

Median

Jan+1.8%
Feb-1.3%
Mar+2.1%
Apr+2.5%
May-0.3%
Jun+1.4%
Jul+1.5%
Aug-1.1%
Sep+3.0%
Oct+1.9%
Nov+1.6%
Dec+1.6%

Last 5Y Avg

Jan+7.7%
Feb+0.8%
Mar+2.4%
Apr-2.6%
May+1.0%
Jun+1.3%
Jul-3.8%
Aug+0.6%
Sep-1.1%
Oct+2.7%
Nov+2.3%
Dec-0.3%

Std Dev (σ)

Jan6.9%
Feb5.6%
Mar6.0%
Apr6.7%
May5.6%
Jun5.4%
Jul5.7%
Aug5.7%
Sep7.6%
Oct8.5%
Nov5.4%
Dec5.8%

Consistency (μ/σ)

Jan0.15
Feb-0.14
Mar0.23
Apr0.26
May0.11
Jun0.29
Jul0.25
Aug-0.17
Sep0.32
Oct0.21
Nov0.21
Dec0.34

Win Rate (%)

Jan56%
Feb40%
Mar63%
Apr63%
May47%
Jun64%
Jul55%
Aug43%
Sep67%
Oct60%
Nov57%
Dec60%

Winning / Losing Months

Jan2419
Feb1726
Mar2716
Apr2716
May2023
Jun2715
Jul2319
Aug1824
Sep2814
Oct2517
Nov2418
Dec2617

Longest Win / Loss Streak

Jan65
Feb35
Mar83
Apr94
May64
Jun53
Jul54
Aug48
Sep83
Oct43
Nov54
Dec43

Best

Jan+14.4%1988
Feb+15.5%2025
Mar+14.8%1998
Apr+19.0%1999
May+12.8%2022
Jun+13.5%1999
Jul+13.5%1989
Aug+12.4%1993
Sep+19.7%2000
Oct+29.7%2002
Nov+14.2%1997
Dec+13.2%1989

Worst

Jan-15.5%1990
Feb-15.0%2003
Mar-17.2%2020
Apr-16.3%2002
May-11.0%2023
Jun-15.6%2008
Jul-9.2%2022
Aug-15.9%1999
Sep-18.6%2002
Oct-18.5%2001
Nov-13.4%1987
Dec-13.1%2000
−18.6%+29.7%

Frequently asked questions

Data & methodology