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Stock Seasonality for Generac (GNRC)

Generac (GNRC) historical monthly and quarterly returns. Dividend-adjusted performance data.

Generac (GNRC) seasonality heatmap

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

2026

Jan+23.2%
Feb+34.1%
Mar-13.3%
Apr+32.7%
May+7.2%
Jun-5.6%
Jul
Aug
Sep
Oct
Nov
Dec

2025

Jan-3.7%
Feb-8.8%
Mar-7.0%
Apr-9.7%
May+6.8%
Jun+17.3%
Jul+35.9%
Aug-4.8%
Sep-9.6%
Oct+0.4%
Nov-9.8%
Dec-10.1%

2024

Jan-12.0%
Feb-1.0%
Mar+12.1%
Apr+7.8%
May+8.3%
Jun-10.2%
Jul+17.7%
Aug+0.5%
Sep+1.5%
Oct+4.2%
Nov+13.7%
Dec-17.6%

2023

Jan+19.8%
Feb-0.5%
Mar-10.0%
Apr-5.4%
May+6.6%
Jun+36.9%
Jul+3.1%
Aug-22.7%
Sep-8.3%
Oct-22.8%
Nov+39.3%
Dec+10.4%

2022

Jan-19.8%
Feb+11.7%
Mar-5.8%
Apr-26.2%
May+12.6%
Jun-14.8%
Jul+27.4%
Aug-17.8%
Sep-19.2%
Oct-34.9%
Nov-9.0%
Dec-4.6%

2021

Jan+8.4%
Feb+33.7%
Mar-0.6%
Apr-1.1%
May+1.5%
Jun+26.3%
Jul+1.0%
Aug+4.2%
Sep-6.5%
Oct+22.0%
Nov-15.5%
Dec-16.5%

2020

Jan+3.0%
Feb-0.6%
Mar-9.5%
Apr+4.6%
May+14.2%
Jun+9.6%
Jul+29.2%
Aug+20.6%
Sep+1.9%
Oct+8.5%
Nov+2.6%
Dec+5.5%

2019

Jan+6.5%
Feb-2.6%
Mar-0.6%
Apr+7.3%
May+0.3%
Jun+25.9%
Jul+4.2%
Aug+7.9%
Sep+0.4%
Oct+23.3%
Nov+2.0%
Dec+2.1%

2018

Jan-1.2%
Feb-9.1%
Mar+3.2%
Apr-2.0%
May+11.3%
Jun+3.3%
Jul+3.9%
Aug+3.2%
Sep+1.7%
Oct-10.1%
Nov+12.2%
Dec-12.7%

2017

Jan-1.2%
Feb-3.0%
Mar-4.5%
Apr-5.7%
May-1.5%
Jun+4.3%
Jul-0.4%
Aug+12.3%
Sep+13.7%
Oct+13.4%
Nov-5.6%
Dec+0.7%

2016

Jan-4.5%
Feb+22.2%
Mar+7.2%
Apr+2.4%
May-0.6%
Jun-7.8%
Jul+8.1%
Aug-1.3%
Sep-2.7%
Oct+4.9%
Nov+7.6%
Dec-0.6%

2015

Jan-6.5%
Feb+12.7%
Mar-1.2%
Apr-14.4%
May+0.2%
Jun-4.9%
Jul-11.8%
Aug-11.8%
Sep-2.7%
Oct+4.9%
Nov+1.7%
Dec-7.3%

2014

Jan-15.0%
Feb+18.4%
Mar+3.5%
Apr-0.2%
May-17.3%
Jun+0.1%
Jul-11.0%
Aug+7.2%
Sep-12.9%
Oct+11.8%
Nov-4.3%
Dec+7.8%

2013

Jan+8.4%
Feb-7.4%
Mar+2.6%
Apr+1.6%
May+12.7%
Jun+20.9%
Jul+17.1%
Aug-8.7%
Sep+7.7%
Oct+15.7%
Nov+7.9%
Dec+6.3%

2012

Jan+3.6%
Feb-12.4%
Mar-3.6%
Apr-1.8%
May+2.7%
Jun-2.8%
Jul+103.3%
Aug-5.6%
Sep+6.3%
Oct+48.5%
Nov-4.0%
Dec+5.2%

2011

Jan-7.9%
Feb+23.0%
Mar+10.7%
Apr+2.7%
May-11.6%
Jun+5.4%
Jul-4.4%
Aug+11.0%
Sep-8.7%
Oct+21.6%
Nov+9.7%
Dec+11.8%

2010

Jan
Feb
Mar+4.4%
Apr+7.7%
May-27.3%
Jun+27.6%
Jul+5.5%
Aug-18.0%
Sep+12.6%
Oct-0.8%
Nov+9.9%
Dec+8.8%

Avg

Jan+0.1%
Feb+6.9%
Mar-0.7%
Apr+0.0%
May+1.5%
Jun+8.6%
Jul+14.3%
Aug-1.5%
Sep-1.5%
Oct+6.9%
Nov+3.6%
Dec-0.7%

Median

Jan-1.2%
Feb-0.5%
Mar-0.6%
Apr-0.2%
May+2.7%
Jun+4.8%
Jul+4.8%
Aug-0.4%
Sep-1.1%
Oct+6.7%
Nov+2.3%
Dec+1.4%

Last 5Y Avg

Jan+1.5%
Feb+7.1%
Mar-4.8%
Apr-0.1%
May+8.3%
Jun+11.1%
Jul+17.0%
Aug-8.1%
Sep-8.4%
Oct-6.2%
Nov+3.7%
Dec-7.7%

Std Dev (σ)

Jan11.7%
Feb15.5%
Mar7.2%
Apr12.1%
May11.2%
Jun15.5%
Jul27.5%
Aug12.2%
Sep9.1%
Oct19.4%
Nov12.8%
Dec9.6%

Consistency (μ/σ)

Jan0.01
Feb0.45
Mar-0.10
Apr0.00
May0.14
Jun0.55
Jul0.52
Aug-0.12
Sep-0.17
Oct0.36
Nov0.28
Dec-0.07

Win Rate (%)

Jan44%
Feb44%
Mar41%
Apr47%
May71%
Jun69%
Jul75%
Aug50%
Sep50%
Oct75%
Nov63%
Dec56%

Winning / Losing Months

Jan79
Feb79
Mar710
Apr89
May125
Jun115
Jul124
Aug88
Sep88
Oct124
Nov106
Dec97

Longest Win / Loss Streak

Jan35
Feb34
Mar25
Apr23
May92
Jun52
Jul82
Aug52
Sep43
Oct72
Nov32
Dec52

Best

Jan+23.2%2026
Feb+34.1%2026
Mar+12.1%2024
Apr+32.7%2026
May+14.2%2020
Jun+36.9%2023
Jul+103.3%2012
Aug+20.6%2020
Sep+13.7%2017
Oct+48.5%2012
Nov+39.3%2023
Dec+11.8%2011

Worst

Jan-19.8%2022
Feb-12.4%2012
Mar-13.3%2026
Apr-26.2%2022
May-27.3%2010
Jun-14.8%2022
Jul-11.8%2015
Aug-22.7%2023
Sep-19.2%2022
Oct-34.9%2022
Nov-15.5%2021
Dec-17.6%2024
−34.9%+103.3%

Frequently asked questions

Data & methodology