Vertex Pharmaceuticals (VRTX) seasonality heatmap
Returns across monthly, quarterly, and yearly periods. Cell color encodes signed magnitude; the scale auto-fits each table.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +3.6% | +5.7% | -10.1% | -4.3% | +4.7% | -0.6% | — | — | — | — | — | — |
| 2025 | +14.6% | +3.9% | +1.0% | +5.1% | -13.2% | +0.7% | +2.6% | -14.4% | +0.2% | +8.7% | +1.9% | +4.6% |
| 2024 | +6.5% | -2.9% | -0.6% | -6.0% | +15.9% | +2.9% | +5.8% | +0.0% | -6.2% | +2.3% | -1.6% | -14.0% |
| 2023 | +11.9% | -10.2% | +8.5% | +8.1% | -5.0% | +8.8% | +0.1% | -1.1% | -0.2% | +4.1% | -2.0% | +14.7% |
| 2022 | +10.7% | -5.4% | +13.5% | +4.7% | -1.7% | +4.9% | -0.5% | +0.5% | +2.8% | +7.8% | +1.4% | -8.7% |
| 2021 | -3.1% | -7.2% | +1.1% | +1.5% | -4.4% | -3.4% | -0.0% | -0.6% | -9.4% | +2.0% | +1.1% | +17.5% |
| 2020 | +3.7% | -1.3% | +6.2% | +5.6% | +14.6% | +0.8% | -6.3% | +2.6% | -2.5% | -23.4% | +9.3% | +3.8% |
| 2019 | +15.2% | -1.1% | -2.5% | -8.1% | -1.7% | +10.4% | -9.1% | +8.0% | -5.9% | +15.4% | +13.4% | -1.3% |
| 2018 | +11.4% | -0.5% | -1.8% | -6.0% | +0.5% | +10.4% | +3.0% | +5.3% | +4.5% | -12.1% | +6.7% | -8.3% |
| 2017 | +16.6% | +5.5% | +20.7% | +8.2% | +4.5% | +4.3% | +17.8% | +5.7% | -5.3% | -3.8% | -1.3% | +3.9% |
| 2016 | -27.9% | -5.8% | -7.0% | +6.1% | +10.4% | -7.7% | +12.8% | -2.6% | -7.7% | -13.0% | +7.6% | -9.7% |
| 2015 | -7.3% | +8.4% | -1.2% | +4.5% | +4.1% | -3.7% | +9.3% | -5.5% | -18.3% | +19.8% | +3.7% | -2.7% |
| 2014 | +6.4% | +2.3% | -12.5% | -4.3% | +6.7% | +31.0% | -6.1% | +5.2% | +20.0% | +0.3% | +4.7% | +0.8% |
| 2013 | +6.9% | +4.6% | +17.4% | +39.7% | +4.6% | -0.3% | -0.3% | -5.8% | +0.9% | -5.9% | -2.7% | +7.0% |
| 2012 | +11.3% | +5.3% | +5.4% | -6.2% | +56.0% | -6.9% | -13.3% | +9.9% | +4.8% | -13.6% | -17.6% | +5.3% |
| 2011 | +11.0% | +20.0% | +2.7% | +14.9% | -1.9% | -3.7% | -0.3% | -12.7% | -1.8% | -11.0% | -26.8% | +14.6% |
| 2010 | -10.4% | +5.6% | +0.8% | -5.1% | -10.8% | -4.9% | +2.3% | -1.0% | +3.8% | +10.8% | -13.5% | +5.7% |
| 2009 | +8.8% | -8.8% | -4.7% | +7.3% | -3.4% | +20.8% | +0.1% | +3.9% | +1.3% | -11.5% | +15.7% | +10.4% |
| 2008 | -12.4% | -14.0% | +36.5% | +6.8% | +12.2% | +16.9% | +3.1% | -22.1% | +23.8% | -21.1% | -6.2% | +23.5% |
| 2007 | -5.5% | -13.2% | -8.6% | +9.6% | -2.7% | -4.5% | +13.1% | +20.6% | -1.4% | -15.8% | -21.5% | -8.5% |
| 2006 | +29.1% | +21.1% | -15.4% | -0.6% | -5.1% | +6.4% | -8.7% | +2.8% | -2.3% | +20.7% | +9.1% | -15.5% |
| 2005 | -3.8% | +13.5% | -18.9% | +1.8% | +46.1% | +21.0% | -5.3% | +15.4% | +21.5% | +1.8% | +12.1% | +8.5% |
| 2004 | -4.3% | +13.7% | -16.4% | -8.3% | +1.9% | +23.2% | -14.9% | +5.4% | +7.9% | +3.6% | -2.4% | -0.5% |
| 2003 | -12.7% | -20.2% | +0.8% | +8.3% | +20.2% | +0.9% | -0.7% | -13.3% | -2.4% | +6.7% | -33.4% | +18.4% |
| 2002 | -19.7% | +10.5% | +27.7% | -23.7% | -7.2% | -17.5% | +21.3% | +0.8% | -7.1% | +6.1% | -5.3% | -14.6% |
| 2001 | -5.9% | -26.1% | -26.4% | +5.3% | +14.0% | +12.7% | -19.3% | -7.7% | -51.1% | +35.8% | +3.3% | -2.8% |
| 2000 | +17.1% | +77.1% | -35.5% | +11.6% | +41.4% | +42.6% | -7.1% | +73.6% | -0.6% | +10.2% | -40.0% | +28.0% |
| 1999 | +5.8% | -25.4% | +7.5% | -16.4% | -5.0% | +20.2% | +4.7% | +9.9% | +11.9% | -7.9% | -7.2% | +31.8% |
| 1998 | +19.0% | -4.8% | -14.6% | -2.6% | -7.6% | -21.8% | -7.2% | -26.9% | +50.7% | +14.7% | -10.2% | +25.7% |
| 1997 | +21.7% | -5.6% | -12.5% | -21.6% | +27.5% | -5.5% | -8.2% | -2.4% | +10.2% | -21.9% | -6.2% | +19.2% |
| 1996 | +1.9% | +2.8% | -4.5% | +10.4% | +27.3% | -18.5% | -18.5% | +28.3% | -7.1% | +12.7% | -3.0% | +24.8% |
| 1995 | +3.3% | +4.9% | -17.0% | +5.6% | +10.5% | +3.9% | +3.1% | +23.0% | -9.6% | -12.0% | +25.0% | +28.5% |
| 1994 | +2.7% | -10.5% | -21.3% | +1.8% | -6.3% | -3.9% | -8.2% | +27.7% | -0.8% | -8.0% | +4.9% | +9.0% |
| 1993 | +2.5% | -25.0% | +6.7% | +3.3% | +39.2% | -17.4% | +2.7% | +2.5% | +27.6% | +17.6% | +6.7% | +15.6% |
| 1992 | -8.5% | -11.1% | -2.0% | +0.0% | -17.0% | -23.2% | +13.3% | +11.8% | +11.8% | -15.3% | +25.1% | -13.3% |
| 1991 | — | — | — | — | — | — | — | +15.3% | +42.2% | -1.8% | -21.5% | +29.7% |
| Avg | +3.4% | +0.2% | -2.2% | +1.6% | +7.7% | +2.9% | -0.6% | +4.6% | +3.0% | +0.1% | -2.0% | +7.2% |
| Median | +3.7% | -1.1% | -1.8% | +3.3% | +4.1% | +0.9% | -0.1% | +2.6% | -0.2% | +1.8% | -1.3% | +5.7% |
| Last 5Y Avg | +9.5% | -1.8% | +2.5% | +1.5% | +0.1% | +2.8% | +1.6% | -3.1% | -2.6% | +5.0% | +0.1% | +2.8% |
| Std Dev (σ) | 12.2% | 17.9% | 14.8% | 11.1% | 17.5% | 14.9% | 9.6% | 17.2% | 17.3% | 13.9% | 14.6% | 14.1% |
| Consistency (μ/σ) | 0.28 | 0.01 | -0.15 | 0.15 | 0.44 | 0.20 | -0.06 | 0.27 | 0.18 | 0.01 | -0.14 | 0.51 |
| Win Rate (%) | 66% | 46% | 43% | 60% | 57% | 56% | 47% | 63% | 49% | 54% | 49% | 66% |
| Winning / Losing Months | ▲23▼12 | ▲16▼19 | ▲15▼20 | ▲21▼14 | ▲20▼15 | ▲19▼15 | ▲16▼18 | ▲22▼13 | ▲17▼18 | ▲19▼16 | ▲17▼18 | ▲23▼12 |
| Longest Win / Loss Streak | ▲8▼5 | ▲6▼7 | ▲4▼5 | ▲4▼3 | ▲7▼3 | ▲4▼4 | ▲4▼4 | ▲6▼2 | ▲3▼4 | ▲7▼3 | ▲5▼5 | ▲8▼2 |
| Best | +29.1%in January 2006 | +77.1%in February 2000 | +36.5%in March 2008 | +39.7%in April 2013 | +56.0%in May 2012 | +42.6%in June 2000 | +21.3%in July 2002 | +73.6%in August 2000 | +50.7%in September 1998 | +35.8%in October 2001 | +25.1%in November 1992 | +31.8%in December 1999 |
| Worst | -27.9%in January 2016 | -26.1%in February 2001 | -35.5%in March 2000 | -23.7%in April 2002 | -17.0%in May 1992 | -23.2%in June 1992 | -19.3%in July 2001 | -26.9%in August 1998 | -51.1%in September 2001 | -23.4%in October 2020 | -40.0%in November 2000 | -15.5%in December 2006 |
−51.1%+77.1%
2026
Jan+3.6%
Feb+5.7%
Mar-10.1%
Apr-4.3%
May+4.7%
Jun-0.6%
Jul—
Aug—
Sep—
Oct—
Nov—
Dec—
2025
Jan+14.6%
Feb+3.9%
Mar+1.0%
Apr+5.1%
May-13.2%
Jun+0.7%
Jul+2.6%
Aug-14.4%
Sep+0.2%
Oct+8.7%
Nov+1.9%
Dec+4.6%
2024
Jan+6.5%
Feb-2.9%
Mar-0.6%
Apr-6.0%
May+15.9%
Jun+2.9%
Jul+5.8%
Aug+0.0%
Sep-6.2%
Oct+2.3%
Nov-1.6%
Dec-14.0%
2023
Jan+11.9%
Feb-10.2%
Mar+8.5%
Apr+8.1%
May-5.0%
Jun+8.8%
Jul+0.1%
Aug-1.1%
Sep-0.2%
Oct+4.1%
Nov-2.0%
Dec+14.7%
2022
Jan+10.7%
Feb-5.4%
Mar+13.5%
Apr+4.7%
May-1.7%
Jun+4.9%
Jul-0.5%
Aug+0.5%
Sep+2.8%
Oct+7.8%
Nov+1.4%
Dec-8.7%
2021
Jan-3.1%
Feb-7.2%
Mar+1.1%
Apr+1.5%
May-4.4%
Jun-3.4%
Jul-0.0%
Aug-0.6%
Sep-9.4%
Oct+2.0%
Nov+1.1%
Dec+17.5%
2020
Jan+3.7%
Feb-1.3%
Mar+6.2%
Apr+5.6%
May+14.6%
Jun+0.8%
Jul-6.3%
Aug+2.6%
Sep-2.5%
Oct-23.4%
Nov+9.3%
Dec+3.8%
2019
Jan+15.2%
Feb-1.1%
Mar-2.5%
Apr-8.1%
May-1.7%
Jun+10.4%
Jul-9.1%
Aug+8.0%
Sep-5.9%
Oct+15.4%
Nov+13.4%
Dec-1.3%
2018
Jan+11.4%
Feb-0.5%
Mar-1.8%
Apr-6.0%
May+0.5%
Jun+10.4%
Jul+3.0%
Aug+5.3%
Sep+4.5%
Oct-12.1%
Nov+6.7%
Dec-8.3%
2017
Jan+16.6%
Feb+5.5%
Mar+20.7%
Apr+8.2%
May+4.5%
Jun+4.3%
Jul+17.8%
Aug+5.7%
Sep-5.3%
Oct-3.8%
Nov-1.3%
Dec+3.9%
2016
Jan-27.9%
Feb-5.8%
Mar-7.0%
Apr+6.1%
May+10.4%
Jun-7.7%
Jul+12.8%
Aug-2.6%
Sep-7.7%
Oct-13.0%
Nov+7.6%
Dec-9.7%
2015
Jan-7.3%
Feb+8.4%
Mar-1.2%
Apr+4.5%
May+4.1%
Jun-3.7%
Jul+9.3%
Aug-5.5%
Sep-18.3%
Oct+19.8%
Nov+3.7%
Dec-2.7%
2014
Jan+6.4%
Feb+2.3%
Mar-12.5%
Apr-4.3%
May+6.7%
Jun+31.0%
Jul-6.1%
Aug+5.2%
Sep+20.0%
Oct+0.3%
Nov+4.7%
Dec+0.8%
2013
Jan+6.9%
Feb+4.6%
Mar+17.4%
Apr+39.7%
May+4.6%
Jun-0.3%
Jul-0.3%
Aug-5.8%
Sep+0.9%
Oct-5.9%
Nov-2.7%
Dec+7.0%
2012
Jan+11.3%
Feb+5.3%
Mar+5.4%
Apr-6.2%
May+56.0%
Jun-6.9%
Jul-13.3%
Aug+9.9%
Sep+4.8%
Oct-13.6%
Nov-17.6%
Dec+5.3%
2011
Jan+11.0%
Feb+20.0%
Mar+2.7%
Apr+14.9%
May-1.9%
Jun-3.7%
Jul-0.3%
Aug-12.7%
Sep-1.8%
Oct-11.0%
Nov-26.8%
Dec+14.6%
2010
Jan-10.4%
Feb+5.6%
Mar+0.8%
Apr-5.1%
May-10.8%
Jun-4.9%
Jul+2.3%
Aug-1.0%
Sep+3.8%
Oct+10.8%
Nov-13.5%
Dec+5.7%
2009
Jan+8.8%
Feb-8.8%
Mar-4.7%
Apr+7.3%
May-3.4%
Jun+20.8%
Jul+0.1%
Aug+3.9%
Sep+1.3%
Oct-11.5%
Nov+15.7%
Dec+10.4%
2008
Jan-12.4%
Feb-14.0%
Mar+36.5%
Apr+6.8%
May+12.2%
Jun+16.9%
Jul+3.1%
Aug-22.1%
Sep+23.8%
Oct-21.1%
Nov-6.2%
Dec+23.5%
2007
Jan-5.5%
Feb-13.2%
Mar-8.6%
Apr+9.6%
May-2.7%
Jun-4.5%
Jul+13.1%
Aug+20.6%
Sep-1.4%
Oct-15.8%
Nov-21.5%
Dec-8.5%
2006
Jan+29.1%
Feb+21.1%
Mar-15.4%
Apr-0.6%
May-5.1%
Jun+6.4%
Jul-8.7%
Aug+2.8%
Sep-2.3%
Oct+20.7%
Nov+9.1%
Dec-15.5%
2005
Jan-3.8%
Feb+13.5%
Mar-18.9%
Apr+1.8%
May+46.1%
Jun+21.0%
Jul-5.3%
Aug+15.4%
Sep+21.5%
Oct+1.8%
Nov+12.1%
Dec+8.5%
2004
Jan-4.3%
Feb+13.7%
Mar-16.4%
Apr-8.3%
May+1.9%
Jun+23.2%
Jul-14.9%
Aug+5.4%
Sep+7.9%
Oct+3.6%
Nov-2.4%
Dec-0.5%
2003
Jan-12.7%
Feb-20.2%
Mar+0.8%
Apr+8.3%
May+20.2%
Jun+0.9%
Jul-0.7%
Aug-13.3%
Sep-2.4%
Oct+6.7%
Nov-33.4%
Dec+18.4%
2002
Jan-19.7%
Feb+10.5%
Mar+27.7%
Apr-23.7%
May-7.2%
Jun-17.5%
Jul+21.3%
Aug+0.8%
Sep-7.1%
Oct+6.1%
Nov-5.3%
Dec-14.6%
2001
Jan-5.9%
Feb-26.1%
Mar-26.4%
Apr+5.3%
May+14.0%
Jun+12.7%
Jul-19.3%
Aug-7.7%
Sep-51.1%
Oct+35.8%
Nov+3.3%
Dec-2.8%
2000
Jan+17.1%
Feb+77.1%
Mar-35.5%
Apr+11.6%
May+41.4%
Jun+42.6%
Jul-7.1%
Aug+73.6%
Sep-0.6%
Oct+10.2%
Nov-40.0%
Dec+28.0%
1999
Jan+5.8%
Feb-25.4%
Mar+7.5%
Apr-16.4%
May-5.0%
Jun+20.2%
Jul+4.7%
Aug+9.9%
Sep+11.9%
Oct-7.9%
Nov-7.2%
Dec+31.8%
1998
Jan+19.0%
Feb-4.8%
Mar-14.6%
Apr-2.6%
May-7.6%
Jun-21.8%
Jul-7.2%
Aug-26.9%
Sep+50.7%
Oct+14.7%
Nov-10.2%
Dec+25.7%
1997
Jan+21.7%
Feb-5.6%
Mar-12.5%
Apr-21.6%
May+27.5%
Jun-5.5%
Jul-8.2%
Aug-2.4%
Sep+10.2%
Oct-21.9%
Nov-6.2%
Dec+19.2%
1996
Jan+1.9%
Feb+2.8%
Mar-4.5%
Apr+10.4%
May+27.3%
Jun-18.5%
Jul-18.5%
Aug+28.3%
Sep-7.1%
Oct+12.7%
Nov-3.0%
Dec+24.8%
1995
Jan+3.3%
Feb+4.9%
Mar-17.0%
Apr+5.6%
May+10.5%
Jun+3.9%
Jul+3.1%
Aug+23.0%
Sep-9.6%
Oct-12.0%
Nov+25.0%
Dec+28.5%
1994
Jan+2.7%
Feb-10.5%
Mar-21.3%
Apr+1.8%
May-6.3%
Jun-3.9%
Jul-8.2%
Aug+27.7%
Sep-0.8%
Oct-8.0%
Nov+4.9%
Dec+9.0%
1993
Jan+2.5%
Feb-25.0%
Mar+6.7%
Apr+3.3%
May+39.2%
Jun-17.4%
Jul+2.7%
Aug+2.5%
Sep+27.6%
Oct+17.6%
Nov+6.7%
Dec+15.6%
1992
Jan-8.5%
Feb-11.1%
Mar-2.0%
Apr+0.0%
May-17.0%
Jun-23.2%
Jul+13.3%
Aug+11.8%
Sep+11.8%
Oct-15.3%
Nov+25.1%
Dec-13.3%
1991
Jan—
Feb—
Mar—
Apr—
May—
Jun—
Jul—
Aug+15.3%
Sep+42.2%
Oct-1.8%
Nov-21.5%
Dec+29.7%
Avg
Jan+3.4%
Feb+0.2%
Mar-2.2%
Apr+1.6%
May+7.7%
Jun+2.9%
Jul-0.6%
Aug+4.6%
Sep+3.0%
Oct+0.1%
Nov-2.0%
Dec+7.2%
Median
Jan+3.7%
Feb-1.1%
Mar-1.8%
Apr+3.3%
May+4.1%
Jun+0.9%
Jul-0.1%
Aug+2.6%
Sep-0.2%
Oct+1.8%
Nov-1.3%
Dec+5.7%
Last 5Y Avg
Jan+9.5%
Feb-1.8%
Mar+2.5%
Apr+1.5%
May+0.1%
Jun+2.8%
Jul+1.6%
Aug-3.1%
Sep-2.6%
Oct+5.0%
Nov+0.1%
Dec+2.8%
Std Dev (σ)
Jan12.2%
Feb17.9%
Mar14.8%
Apr11.1%
May17.5%
Jun14.9%
Jul9.6%
Aug17.2%
Sep17.3%
Oct13.9%
Nov14.6%
Dec14.1%
Consistency (μ/σ)
Jan0.28
Feb0.01
Mar-0.15
Apr0.15
May0.44
Jun0.20
Jul-0.06
Aug0.27
Sep0.18
Oct0.01
Nov-0.14
Dec0.51
Win Rate (%)
Jan66%
Feb46%
Mar43%
Apr60%
May57%
Jun56%
Jul47%
Aug63%
Sep49%
Oct54%
Nov49%
Dec66%
Winning / Losing Months
Jan▲23▼12
Feb▲16▼19
Mar▲15▼20
Apr▲21▼14
May▲20▼15
Jun▲19▼15
Jul▲16▼18
Aug▲22▼13
Sep▲17▼18
Oct▲19▼16
Nov▲17▼18
Dec▲23▼12
Longest Win / Loss Streak
Jan▲8▼5
Feb▲6▼7
Mar▲4▼5
Apr▲4▼3
May▲7▼3
Jun▲4▼4
Jul▲4▼4
Aug▲6▼2
Sep▲3▼4
Oct▲7▼3
Nov▲5▼5
Dec▲8▼2
Best
Jan+29.1%2006
Feb+77.1%2000
Mar+36.5%2008
Apr+39.7%2013
May+56.0%2012
Jun+42.6%2000
Jul+21.3%2002
Aug+73.6%2000
Sep+50.7%1998
Oct+35.8%2001
Nov+25.1%1992
Dec+31.8%1999
Worst
Jan-27.9%2016
Feb-26.1%2001
Mar-35.5%2000
Apr-23.7%2002
May-17.0%1992
Jun-23.2%1992
Jul-19.3%2001
Aug-26.9%1998
Sep-51.1%2001
Oct-23.4%2020
Nov-40.0%2000
Dec-15.5%2006
−51.1%+77.1%
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