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Stock Seasonality for LyondellBasell (LYB)

LyondellBasell (LYB) historical monthly and quarterly returns. Dividend-adjusted performance data.

LyondellBasell (LYB) seasonality heatmap

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

2026

Jan+13.2%
Feb+17.4%
Mar+41.8%
Apr-7.4%
May-10.7%
Jun-3.1%
Jul
Aug
Sep
Oct
Nov
Dec

2025

Jan+1.9%
Feb+1.5%
Mar-6.8%
Apr-17.3%
May-2.9%
Jun+5.0%
Jul+0.1%
Aug-0.4%
Sep-13.0%
Oct-5.4%
Nov+5.5%
Dec-9.1%

2024

Jan-1.0%
Feb+6.5%
Mar+3.3%
Apr-2.3%
May-0.5%
Jun-2.5%
Jul+4.0%
Aug+0.6%
Sep-2.8%
Oct-9.4%
Nov-4.0%
Dec-9.4%

2023

Jan+16.4%
Feb-0.7%
Mar-1.0%
Apr+0.8%
May-8.3%
Jun+7.4%
Jul+7.7%
Aug+1.2%
Sep-4.1%
Oct-4.7%
Nov+6.8%
Dec-0.0%

2022

Jan+4.9%
Feb+0.5%
Mar+7.0%
Apr+3.1%
May+7.8%
Jun-19.0%
Jul+1.9%
Aug-5.6%
Sep-9.3%
Oct+1.6%
Nov+12.7%
Dec-2.3%

2021

Jan-6.4%
Feb+20.2%
Mar+1.9%
Apr-0.3%
May+8.6%
Jun-7.8%
Jul-3.4%
Aug+2.2%
Sep-6.5%
Oct-1.1%
Nov-5.0%
Dec+5.9%

2020

Jan-17.6%
Feb-6.8%
Mar-30.5%
Apr+16.8%
May+10.0%
Jun+4.6%
Jul-4.9%
Aug+6.4%
Sep+7.7%
Oct-2.9%
Nov+25.8%
Dec+7.7%

2019

Jan+4.6%
Feb-1.7%
Mar-0.5%
Apr+4.9%
May-15.8%
Jun+17.5%
Jul-2.8%
Aug-7.5%
Sep+17.2%
Oct+0.3%
Nov+4.3%
Dec+2.1%

2018

Jan+8.6%
Feb-9.7%
Mar-1.4%
Apr+0.1%
May+6.0%
Jun-1.2%
Jul+0.9%
Aug+1.8%
Sep-8.3%
Oct-12.9%
Nov+4.5%
Dec-9.8%

2017

Jan+8.7%
Feb-2.2%
Mar+0.9%
Apr-7.1%
May-3.9%
Jun+4.8%
Jul+6.7%
Aug+0.6%
Sep+10.4%
Oct+4.5%
Nov+1.1%
Dec+6.3%

2016

Jan-10.3%
Feb+3.9%
Mar+6.7%
Apr-3.4%
May-0.5%
Jun-8.5%
Jul+1.1%
Aug+6.0%
Sep+2.3%
Oct-1.4%
Nov+14.7%
Dec-5.0%

2015

Jan-0.4%
Feb+9.5%
Mar+2.2%
Apr+17.9%
May-1.6%
Jun+2.4%
Jul-9.4%
Aug-8.2%
Sep-2.4%
Oct+11.5%
Nov+4.0%
Dec-9.3%

2014

Jan-1.9%
Feb+12.6%
Mar+1.0%
Apr+4.8%
May+7.7%
Jun-1.9%
Jul+8.8%
Aug+8.3%
Sep-5.0%
Oct-15.7%
Nov-13.3%
Dec+0.7%

2013

Jan+11.1%
Feb-7.0%
Mar+8.0%
Apr-4.1%
May+10.7%
Jun-0.6%
Jul+3.7%
Aug+2.1%
Sep+5.1%
Oct+1.9%
Nov+4.3%
Dec+4.0%

2012

Jan+32.6%
Feb+0.2%
Mar+1.7%
Apr-4.3%
May-4.6%
Jun+2.0%
Jul+10.6%
Aug+10.6%
Sep+5.8%
Oct+3.3%
Nov-0.5%
Dec+14.8%

2011

Jan+4.5%
Feb+5.9%
Mar+3.9%
Apr+12.5%
May-1.3%
Jun-12.1%
Jul+2.5%
Aug-11.6%
Sep-29.5%
Oct+34.5%
Nov+15.3%
Dec-0.5%

2010

Jan
Feb
Mar
Apr
May-20.3%
Jun-9.1%
Jul+11.5%
Aug+13.9%
Sep+16.6%
Oct+12.4%
Nov+8.7%
Dec+17.7%

Avg

Jan+4.3%
Feb+3.1%
Mar+2.4%
Apr+0.9%
May-1.2%
Jun-1.2%
Jul+2.4%
Aug+1.3%
Sep-1.0%
Oct+1.0%
Nov+5.3%
Dec+0.8%

Median

Jan+4.5%
Feb+1.0%
Mar+1.8%
Apr-0.1%
May-1.3%
Jun-0.9%
Jul+2.2%
Aug+1.5%
Sep-2.6%
Oct-0.4%
Nov+4.4%
Dec+0.3%

Last 5Y Avg

Jan+7.1%
Feb+5.0%
Mar+8.9%
Apr-4.6%
May-2.9%
Jun-3.4%
Jul+2.0%
Aug-0.4%
Sep-7.1%
Oct-3.8%
Nov+3.2%
Dec-3.0%

Std Dev (σ)

Jan11.6%
Feb8.5%
Mar13.7%
Apr9.2%
May9.1%
Jun8.8%
Jul5.8%
Aug7.0%
Sep11.8%
Oct11.7%
Nov9.2%
Dec8.4%

Consistency (μ/σ)

Jan0.37
Feb0.37
Mar0.17
Apr0.10
May-0.13
Jun-0.14
Jul0.42
Aug0.18
Sep-0.08
Oct0.09
Nov0.58
Dec0.10

Win Rate (%)

Jan63%
Feb63%
Mar69%
Apr50%
May35%
Jun44%
Jul75%
Aug69%
Sep44%
Oct50%
Nov75%
Dec50%

Winning / Losing Months

Jan106
Feb106
Mar115
Apr88
May611
Jun79
Jul124
Aug115
Sep79
Oct88
Nov124
Dec88

Longest Win / Loss Streak

Jan33
Feb34
Mar73
Apr33
May34
Jun22
Jul53
Aug31
Sep25
Oct43
Nov61
Dec34

Best

Jan+32.6%2012
Feb+20.2%2021
Mar+41.8%2026
Apr+17.9%2015
May+10.7%2013
Jun+17.5%2019
Jul+11.5%2010
Aug+13.9%2010
Sep+17.2%2019
Oct+34.5%2011
Nov+25.8%2020
Dec+17.7%2010

Worst

Jan-17.6%2020
Feb-9.7%2018
Mar-30.5%2020
Apr-17.3%2025
May-20.3%2010
Jun-19.0%2022
Jul-9.4%2015
Aug-11.6%2011
Sep-29.5%2011
Oct-15.7%2014
Nov-13.3%2014
Dec-9.8%2018
−30.5%+41.8%

Frequently asked questions

Data & methodology