Ticker League

State Street (STT) seasonality heatmap

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

2026

Jan+2.1%
Feb-1.7%
Mar-1.6%
Apr+20.8%
May+1.8%
Jun+7.7%
Jul
Aug
Sep
Oct
Nov
Dec

2025

Jan+4.3%
Feb-2.4%
Mar-9.8%
Apr-0.8%
May+9.3%
Jun+10.4%
Jul+5.8%
Aug+2.9%
Sep+0.9%
Oct+0.4%
Nov+2.9%
Dec+8.4%

2024

Jan-4.6%
Feb-0.2%
Mar+5.8%
Apr-6.2%
May+4.3%
Jun-2.1%
Jul+15.9%
Aug+2.5%
Sep+1.6%
Oct+5.8%
Nov+6.2%
Dec-0.4%

2023

Jan+17.8%
Feb-2.9%
Mar-13.9%
Apr-4.5%
May-5.9%
Jun+8.5%
Jul-1.0%
Aug-5.1%
Sep-1.6%
Oct-3.5%
Nov+12.7%
Dec+7.3%

2022

Jan+1.6%
Feb-9.7%
Mar+2.7%
Apr-23.1%
May+8.2%
Jun-14.2%
Jul+15.2%
Aug-3.8%
Sep-10.1%
Oct+21.7%
Nov+7.7%
Dec-1.8%

2021

Jan-3.8%
Feb+4.0%
Mar+16.1%
Apr-0.1%
May+3.6%
Jun-4.8%
Jul+5.9%
Aug+6.6%
Sep-8.2%
Oct+16.3%
Nov-9.7%
Dec+5.2%

2020

Jan-4.4%
Feb-10.0%
Mar-21.0%
Apr+18.3%
May-3.3%
Jun+5.1%
Jul+0.4%
Aug+6.7%
Sep-12.1%
Oct-0.7%
Nov+19.7%
Dec+4.0%

2019

Jan+12.4%
Feb+1.4%
Mar-7.8%
Apr+2.8%
May-18.3%
Jun+2.3%
Jul+3.6%
Aug-11.7%
Sep+16.4%
Oct+11.6%
Nov+13.7%
Dec+6.0%

2018

Jan+12.9%
Feb-3.7%
Mar-5.6%
Apr+0.0%
May-3.7%
Jun-2.7%
Jul-5.1%
Aug-1.6%
Sep-3.1%
Oct-17.9%
Nov+6.2%
Dec-13.0%

2017

Jan-2.0%
Feb+4.6%
Mar+0.3%
Apr+5.4%
May-2.9%
Jun+10.6%
Jul+3.9%
Aug-0.8%
Sep+3.8%
Oct-3.7%
Nov+3.6%
Dec+2.8%

2016

Jan-16.0%
Feb-1.7%
Mar+7.5%
Apr+6.4%
May+1.2%
Jun-13.9%
Jul+22.0%
Aug+6.8%
Sep-0.3%
Oct+0.8%
Nov+12.2%
Dec-0.9%

2015

Jan-8.9%
Feb+4.1%
Mar-0.8%
Apr+4.9%
May+1.1%
Jun-0.8%
Jul-0.6%
Aug-6.1%
Sep-6.1%
Oct+2.7%
Nov+5.2%
Dec-8.1%

2014

Jan-8.8%
Feb-1.9%
Mar+6.3%
Apr-7.2%
May+1.1%
Jun+3.5%
Jul+4.7%
Aug+2.3%
Sep+2.6%
Oct+2.5%
Nov+1.7%
Dec+2.7%

2013

Jan+18.4%
Feb+1.7%
Mar+4.9%
Apr-1.0%
May+13.2%
Jun-1.1%
Jul+6.8%
Aug-4.2%
Sep-1.1%
Oct+6.6%
Nov+3.6%
Dec+1.4%

2012

Jan-2.8%
Feb+7.8%
Mar+8.3%
Apr+1.6%
May-10.8%
Jun+9.0%
Jul-9.5%
Aug+3.0%
Sep+1.4%
Oct+6.2%
Nov-0.3%
Dec+6.3%

2011

Jan+0.8%
Feb-4.3%
Mar+0.9%
Apr+3.6%
May-1.7%
Jun-1.0%
Jul-8.1%
Aug-14.3%
Sep-9.0%
Oct+25.6%
Nov-1.8%
Dec+2.1%

2010

Jan-1.5%
Feb+4.7%
Mar+0.5%
Apr-3.6%
May-12.3%
Jun-11.4%
Jul+15.1%
Aug-9.9%
Sep+7.4%
Oct+10.9%
Nov+3.5%
Dec+7.3%

2009

Jan-40.8%
Feb+8.6%
Mar+21.9%
Apr+10.9%
May+36.1%
Jun+1.7%
Jul+6.6%
Aug+4.3%
Sep+0.3%
Oct-20.2%
Nov-1.6%
Dec+5.4%

2008

Jan+1.1%
Feb-4.3%
Mar+0.9%
Apr-8.7%
May-0.2%
Jun-10.8%
Jul+12.0%
Aug-5.5%
Sep-15.6%
Oct-23.8%
Nov-2.9%
Dec-6.0%

2007

Jan+5.4%
Feb-7.8%
Mar-0.8%
Apr+6.4%
May-0.9%
Jun+0.5%
Jul-2.0%
Aug-8.5%
Sep+11.5%
Oct+17.0%
Nov+0.1%
Dec+1.9%

2006

Jan+9.1%
Feb+3.3%
Mar-3.0%
Apr+8.1%
May-4.9%
Jun-6.1%
Jul+3.4%
Aug+2.9%
Sep+1.3%
Oct+2.9%
Nov-3.2%
Dec+8.8%

2005

Jan-8.8%
Feb-2.1%
Mar+0.1%
Apr+5.7%
May+3.8%
Jun+0.9%
Jul+3.1%
Aug-2.8%
Sep+1.6%
Oct+12.9%
Nov+4.5%
Dec-3.6%

2004

Jan+3.4%
Feb-0.2%
Mar-2.7%
Apr-6.4%
May-0.8%
Jun+1.6%
Jul-12.7%
Aug+5.4%
Sep-5.0%
Oct+5.5%
Nov-1.1%
Dec+10.6%

2003

Jan+1.5%
Feb-6.9%
Mar-13.8%
Apr+10.8%
May+9.4%
Jun+3.2%
Jul+16.5%
Aug-4.2%
Sep+2.7%
Oct+16.3%
Nov-2.7%
Dec+2.5%

2002

Jan+2.9%
Feb-5.7%
Mar+9.4%
Apr-7.7%
May-9.1%
Jun-3.5%
Jul-4.9%
Aug+2.0%
Sep-10.6%
Oct+7.1%
Nov+8.8%
Dec-13.1%

2001

Jan-9.1%
Feb-11.0%
Mar-6.8%
Apr+11.1%
May+5.9%
Jun-9.8%
Jul+8.7%
Aug-9.7%
Sep-6.1%
Oct+0.1%
Nov+14.9%
Dec+0.0%

2000

Jan+9.7%
Feb-9.1%
Mar+33.1%
Apr+0.0%
May+15.1%
Jun-4.7%
Jul-5.3%
Aug+17.3%
Sep+10.6%
Oct-4.1%
Nov+3.4%
Dec-3.6%

1999

Jan+1.9%
Feb+7.3%
Mar+7.5%
Apr+6.3%
May-12.8%
Jun+12.1%
Jul-17.0%
Aug-15.5%
Sep+8.2%
Oct+17.8%
Nov-3.5%
Dec-0.3%

1998

Jan-3.8%
Feb+10.4%
Mar+10.3%
Apr+5.1%
May-3.6%
Jun+1.0%
Jul-0.1%
Aug-25.0%
Sep+5.1%
Oct+14.3%
Nov+10.0%
Dec+2.4%

1997

Jan+13.2%
Feb+9.9%
Mar-13.4%
Apr+13.5%
May+13.3%
Jun+4.0%
Jul+21.2%
Aug-11.0%
Sep+22.4%
Oct-8.5%
Nov+6.7%
Dec-2.0%

1996

Jan+0.8%
Feb-0.1%
Mar+10.9%
Apr-0.3%
May+4.5%
Jun-1.8%
Jul-1.5%
Aug+7.6%
Sep+6.4%
Oct+10.5%
Nov+6.8%
Dec-4.3%

1995

Jan+15.0%
Feb-3.2%
Mar+0.7%
Apr-0.4%
May+6.1%
Jun+10.0%
Jul-4.1%
Aug+4.3%
Sep+8.9%
Oct-2.6%
Nov+15.6%
Dec+0.3%

1994

Jan+1.1%
Feb-1.8%
Mar-3.0%
Apr+6.6%
May+5.6%
Jun-4.5%
Jul-0.7%
Aug+4.4%
Sep-8.4%
Oct-8.7%
Nov-5.4%
Dec-8.8%

1993

Jan+1.6%
Feb+6.1%
Mar-5.4%
Apr-20.9%
May-12.3%
Jun+7.6%
Jul+4.7%
Aug-1.8%
Sep+5.2%
Oct+7.9%
Nov-1.6%
Dec-0.4%

1992

Jan-5.8%
Feb+6.0%
Mar+0.7%
Apr+9.6%
May+5.3%
Jun-3.5%
Jul+2.2%
Aug-1.4%
Sep+2.6%
Oct-1.7%
Nov+18.1%
Dec+2.7%

1991

Jan+2.5%
Feb+15.5%
Mar+10.6%
Apr+4.5%
May-1.2%
Jun-4.6%
Jul+10.4%
Aug+12.9%
Sep+0.3%
Oct+8.1%
Nov-1.2%
Dec+8.5%

1990

Jan-11.4%
Feb+1.3%
Mar+6.8%
Apr-5.5%
May+11.7%
Jun+3.0%
Jul-4.7%
Aug-16.8%
Sep-11.0%
Oct-19.1%
Nov+43.3%
Dec+6.2%

1989

Jan+7.5%
Feb-2.1%
Mar+2.2%
Apr+7.5%
May+8.0%
Jun-6.0%
Jul+11.8%
Aug+8.8%
Sep+2.8%
Oct-1.6%
Nov-1.2%
Dec+6.5%

1988

Jan+14.7%
Feb+10.8%
Mar-6.7%
Apr-7.2%
May-0.7%
Jun+12.1%
Jul+8.2%
Aug-4.7%
Sep+6.7%
Oct-4.6%
Nov-0.6%
Dec+5.5%

1987

Jan+31.1%
Feb+2.6%
Mar+7.0%
Apr-16.4%
May+4.5%
Jun+3.8%
Jul-5.2%
Aug+15.3%
Sep-8.5%
Oct-26.4%
Nov-19.0%
Dec+12.2%

1986

Jan+6.3%
Feb+15.4%
Mar-4.5%
Apr+12.7%
May-4.7%
Jun+10.6%
Jul-12.4%
Aug+4.5%
Sep-16.0%
Oct+17.5%
Nov+2.5%
Dec-10.3%

1985

Jan+7.6%
Feb+5.2%
Mar+0.5%
Apr+4.9%
May+19.3%
Jun+3.4%
Jul-8.8%
Aug+0.0%
Sep-1.1%
Oct+11.9%
Nov+16.3%
Dec+5.8%

1984

Jan+14.8%
Feb-4.6%
Mar+0.8%
Apr+7.0%
May-4.7%
Jun+3.9%
Jul-6.8%
Aug+17.4%
Sep+7.8%
Oct+1.6%
Nov+7.1%
Dec+6.5%

1983

Jan-5.2%
Feb+11.9%
Mar+15.7%
Apr+17.0%
May+0.8%
Jun+16.8%
Jul-14.4%
Aug-9.6%
Sep-11.5%
Oct-0.8%
Nov+5.8%
Dec-13.7%

1982

Jan+9.7%
Feb+4.1%
Mar-2.5%
Apr+8.7%
May-6.7%
Jun+3.6%
Jul-6.9%
Aug+11.9%
Sep+20.3%
Oct+9.1%
Nov+12.7%
Dec-0.7%

1981

Jan-0.6%
Feb-0.6%
Mar+1.2%
Apr+12.1%
May+8.1%
Jun+16.5%
Jul+0.0%
Aug-3.4%
Sep-4.9%
Oct+11.2%
Nov+2.9%
Dec+0.8%

1980

Jan
Feb
Mar
Apr+19.1%
May+13.2%
Jun+14.2%
Jul+5.1%
Aug+2.8%
Sep+6.1%
Oct+3.8%
Nov-0.6%
Dec+1.9%

Avg

Jan+2.0%
Feb+1.1%
Mar+1.5%
Apr+2.8%
May+2.0%
Jun+1.6%
Jul+1.8%
Aug-0.5%
Sep+0.3%
Oct+3.0%
Nov+4.8%
Dec+1.1%

Median

Jan+1.6%
Feb-0.2%
Mar+0.7%
Apr+4.9%
May+1.1%
Jun+1.6%
Jul+1.3%
Aug-0.4%
Sep+1.1%
Oct+3.4%
Nov+3.5%
Dec+2.0%

Last 5Y Avg

Jan+4.2%
Feb-3.4%
Mar-3.3%
Apr-2.8%
May+3.6%
Jun-0.4%
Jul+8.4%
Aug+0.6%
Sep-3.5%
Oct+8.2%
Nov+3.9%
Dec+3.7%

Std Dev (σ)

Jan11.2%
Feb6.6%
Mar9.6%
Apr9.6%
May9.5%
Jun7.7%
Jul9.3%
Aug9.1%
Sep8.8%
Oct11.7%
Nov9.5%
Dec6.3%

Consistency (μ/σ)

Jan0.18
Feb0.16
Mar0.16
Apr0.29
May0.21
Jun0.21
Jul0.19
Aug-0.06
Sep0.04
Oct0.26
Nov0.51
Dec0.18

Win Rate (%)

Jan63%
Feb48%
Mar61%
Apr62%
May55%
Jun59%
Jul52%
Aug48%
Sep57%
Oct65%
Nov65%
Dec63%

Winning / Losing Months

Jan2917
Feb2224
Mar2818
Apr2918
May2621
Jun2719
Jul2422
Aug2224
Sep2620
Oct3016
Nov3016
Dec2917

Longest Win / Loss Streak

Jan64
Feb46
Mar73
Apr75
May44
Jun93
Jul47
Aug33
Sep64
Oct74
Nov83
Dec62

Best

Jan+31.1%1987
Feb+15.5%1991
Mar+33.1%2000
Apr+20.8%2026
May+36.1%2009
Jun+16.8%1983
Jul+22.0%2016
Aug+17.4%1984
Sep+22.4%1997
Oct+25.6%2011
Nov+43.3%1990
Dec+12.2%1987

Worst

Jan-40.8%2009
Feb-11.0%2001
Mar-21.0%2020
Apr-23.1%2022
May-18.3%2019
Jun-14.2%2022
Jul-17.0%1999
Aug-25.0%1998
Sep-16.0%1986
Oct-26.4%1987
Nov-19.0%1987
Dec-13.7%1983
−40.8%+43.3%

Frequently asked questions

Data & methodology