Quest Diagnostics (DGX) 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 | +8.3% | +13.3% | -7.5% | -0.9% | +0.4% | +4.2% | — | — | — | — | — | — |
| 2025 | +8.6% | +6.0% | -2.1% | +5.8% | -2.7% | +3.6% | -6.4% | +8.5% | +4.9% | -7.3% | +7.5% | -8.3% |
| 2024 | -6.4% | -2.8% | +6.6% | +4.4% | +2.7% | -3.6% | +4.5% | +10.3% | -1.1% | +0.2% | +5.1% | -7.3% |
| 2023 | -4.7% | -6.8% | +2.3% | -1.4% | -4.4% | +6.0% | -3.3% | -2.7% | -7.3% | +7.4% | +5.5% | +0.5% |
| 2022 | -21.6% | -2.8% | +4.3% | -1.7% | +5.4% | -5.7% | +3.2% | -8.2% | -2.1% | +17.7% | +5.7% | +3.0% |
| 2021 | +8.9% | -10.5% | +11.0% | +3.2% | -0.2% | +0.2% | +8.0% | +7.8% | -4.9% | +1.5% | +1.3% | +16.4% |
| 2020 | +4.1% | -4.2% | -24.3% | +38.2% | +7.4% | -3.7% | +12.0% | -12.5% | +2.9% | +7.2% | +1.5% | -3.9% |
| 2019 | +5.6% | -0.9% | +3.9% | +7.8% | -0.5% | +6.1% | +0.8% | +0.3% | +4.6% | -4.9% | +5.2% | +0.2% |
| 2018 | +7.9% | -2.6% | -2.7% | +1.4% | +5.3% | +3.2% | -1.6% | +2.1% | -1.9% | -12.4% | -5.9% | -6.0% |
| 2017 | +0.5% | +6.0% | +0.8% | +7.5% | +3.1% | +2.2% | -2.2% | +0.0% | -13.6% | +0.6% | +5.0% | +0.0% |
| 2016 | -7.2% | +1.3% | +7.4% | +5.8% | +2.7% | +5.5% | +6.6% | -4.1% | +2.7% | -3.8% | +7.4% | +5.1% |
| 2015 | +6.5% | -1.3% | +9.6% | -6.6% | +5.3% | -3.6% | +2.3% | -8.1% | -9.3% | +11.2% | +0.5% | +4.1% |
| 2014 | -1.4% | +1.0% | +9.3% | -2.9% | +7.1% | -2.0% | +4.7% | +3.5% | -4.0% | +5.2% | +2.9% | +2.7% |
| 2013 | -0.0% | -3.1% | +1.1% | -0.2% | +9.8% | -1.5% | -3.8% | +0.5% | +5.9% | -3.0% | +1.7% | -12.1% |
| 2012 | +0.3% | -0.0% | +5.6% | -5.7% | -1.4% | +5.5% | -2.4% | +3.5% | +5.2% | -9.0% | +0.1% | +0.8% |
| 2011 | +5.7% | -0.3% | +1.7% | -2.2% | +3.6% | +1.4% | -8.6% | -7.3% | -1.4% | +13.3% | +5.1% | -1.0% |
| 2010 | -7.7% | +1.9% | +2.7% | -1.8% | -7.7% | -5.7% | -5.4% | -7.4% | +16.3% | -2.6% | +0.4% | +9.4% |
| 2009 | -4.7% | -7.1% | +3.6% | +8.3% | +1.7% | +8.1% | -3.0% | -1.2% | -3.1% | +7.2% | +3.6% | +4.2% |
| 2008 | -6.8% | -3.1% | -5.0% | +11.0% | +0.5% | -3.8% | +9.9% | +1.7% | -4.4% | -9.2% | -0.5% | +11.5% |
| 2007 | -0.8% | -2.8% | -2.2% | -1.8% | +0.3% | +5.4% | +7.6% | -1.3% | +5.5% | -7.8% | +3.5% | -3.9% |
| 2006 | -3.8% | +7.0% | -3.0% | +8.8% | +0.0% | +7.5% | +0.5% | +6.9% | -4.9% | -18.5% | +6.9% | -0.3% |
| 2005 | -0.1% | +4.3% | +5.8% | +0.8% | -0.8% | +1.5% | -3.5% | -2.7% | +1.1% | -7.4% | +7.3% | +2.7% |
| 2004 | +16.5% | -2.5% | -0.1% | +2.1% | +2.1% | -1.4% | -3.2% | +4.3% | +3.1% | -0.6% | +7.1% | +1.9% |
| 2003 | -5.5% | -1.9% | +13.2% | +0.1% | +6.0% | +0.7% | -6.3% | +0.4% | +1.0% | +11.6% | +7.9% | +0.2% |
| 2002 | -3.4% | +2.3% | +16.9% | +10.9% | -4.9% | -1.6% | -29.8% | -7.2% | +9.8% | +3.7% | -12.6% | +2.0% |
| 2001 | -27.1% | +1.8% | -15.6% | +38.6% | +0.3% | +21.1% | -7.7% | -9.3% | -1.5% | +6.0% | -5.5% | +16.1% |
| 2000 | +11.2% | +1.0% | +16.0% | +46.3% | +15.3% | +11.4% | +35.0% | +22.6% | -7.3% | -16.2% | +16.8% | +26.4% |
| 1999 | +6.3% | +12.7% | +4.2% | +2.8% | +11.7% | +7.2% | -5.9% | +2.6% | -1.7% | +7.7% | +8.8% | +0.4% |
| 1998 | -1.3% | -7.7% | +9.5% | +14.3% | +12.8% | +1.0% | -6.4% | -18.8% | -0.7% | +0.7% | +7.4% | -0.3% |
| 1997 | +4.1% | +7.1% | -11.9% | +18.8% | +4.7% | +11.2% | -15.5% | +7.4% | -9.3% | -1.3% | -2.3% | +3.4% |
| 1996 | — | — | — | — | — | — | — | — | — | — | — | — |
| Avg | -0.3% | +0.2% | +2.0% | +7.1% | +2.9% | +2.6% | -0.7% | -0.3% | -0.5% | -0.1% | +3.4% | +2.3% |
| Median | -0.1% | -0.6% | +3.2% | +3.0% | +2.4% | +1.5% | -2.4% | +0.3% | -1.4% | +0.2% | +5.0% | +0.8% |
| Last 5Y Avg | -3.1% | +1.4% | +0.7% | +1.2% | +0.3% | +0.1% | +1.2% | +3.1% | -2.1% | +3.9% | +5.0% | +0.9% |
| Std Dev (σ) | 9.0% | 5.5% | 8.9% | 13.0% | 5.2% | 6.0% | 10.7% | 8.1% | 6.2% | 8.9% | 5.5% | 7.8% |
| Consistency (μ/σ) | -0.03 | 0.03 | 0.23 | 0.54 | 0.55 | 0.44 | -0.06 | -0.04 | -0.09 | -0.01 | 0.61 | 0.30 |
| Win Rate (%) | 47% | 43% | 67% | 67% | 73% | 66% | 41% | 55% | 41% | 52% | 83% | 69% |
| Winning / Losing Months | ▲14▼16 | ▲13▼17 | ▲20▼10 | ▲20▼10 | ▲22▼8 | ▲19▼10 | ▲12▼17 | ▲16▼13 | ▲12▼17 | ▲15▼14 | ▲24▼5 | ▲20▼9 |
| Longest Win / Loss Streak | ▲5▼6 | ▲4▼7 | ▲9▼3 | ▲10▼6 | ▲6▼1 | ▲5▼3 | ▲4▼5 | ▲3▼3 | ▲4▼5 | ▲5▼5 | ▲9▼2 | ▲7▼2 |
| Best | +16.5%in January 2004 | +13.3%in February 2026 | +16.9%in March 2002 | +46.3%in April 2000 | +15.3%in May 2000 | +21.1%in June 2001 | +35.0%in July 2000 | +22.6%in August 2000 | +16.3%in September 2010 | +17.7%in October 2022 | +16.8%in November 2000 | +26.4%in December 2000 |
| Worst | -27.1%in January 2001 | -10.5%in February 2021 | -24.3%in March 2020 | -6.6%in April 2015 | -7.7%in May 2010 | -5.7%in June 2022 | -29.8%in July 2002 | -18.8%in August 1998 | -13.6%in September 2017 | -18.5%in October 2006 | -12.6%in November 2002 | -12.1%in December 2013 |
−29.8%+46.3%
2026
Jan+8.3%
Feb+13.3%
Mar-7.5%
Apr-0.9%
May+0.4%
Jun+4.2%
Jul—
Aug—
Sep—
Oct—
Nov—
Dec—
2025
Jan+8.6%
Feb+6.0%
Mar-2.1%
Apr+5.8%
May-2.7%
Jun+3.6%
Jul-6.4%
Aug+8.5%
Sep+4.9%
Oct-7.3%
Nov+7.5%
Dec-8.3%
2024
Jan-6.4%
Feb-2.8%
Mar+6.6%
Apr+4.4%
May+2.7%
Jun-3.6%
Jul+4.5%
Aug+10.3%
Sep-1.1%
Oct+0.2%
Nov+5.1%
Dec-7.3%
2023
Jan-4.7%
Feb-6.8%
Mar+2.3%
Apr-1.4%
May-4.4%
Jun+6.0%
Jul-3.3%
Aug-2.7%
Sep-7.3%
Oct+7.4%
Nov+5.5%
Dec+0.5%
2022
Jan-21.6%
Feb-2.8%
Mar+4.3%
Apr-1.7%
May+5.4%
Jun-5.7%
Jul+3.2%
Aug-8.2%
Sep-2.1%
Oct+17.7%
Nov+5.7%
Dec+3.0%
2021
Jan+8.9%
Feb-10.5%
Mar+11.0%
Apr+3.2%
May-0.2%
Jun+0.2%
Jul+8.0%
Aug+7.8%
Sep-4.9%
Oct+1.5%
Nov+1.3%
Dec+16.4%
2020
Jan+4.1%
Feb-4.2%
Mar-24.3%
Apr+38.2%
May+7.4%
Jun-3.7%
Jul+12.0%
Aug-12.5%
Sep+2.9%
Oct+7.2%
Nov+1.5%
Dec-3.9%
2019
Jan+5.6%
Feb-0.9%
Mar+3.9%
Apr+7.8%
May-0.5%
Jun+6.1%
Jul+0.8%
Aug+0.3%
Sep+4.6%
Oct-4.9%
Nov+5.2%
Dec+0.2%
2018
Jan+7.9%
Feb-2.6%
Mar-2.7%
Apr+1.4%
May+5.3%
Jun+3.2%
Jul-1.6%
Aug+2.1%
Sep-1.9%
Oct-12.4%
Nov-5.9%
Dec-6.0%
2017
Jan+0.5%
Feb+6.0%
Mar+0.8%
Apr+7.5%
May+3.1%
Jun+2.2%
Jul-2.2%
Aug+0.0%
Sep-13.6%
Oct+0.6%
Nov+5.0%
Dec+0.0%
2016
Jan-7.2%
Feb+1.3%
Mar+7.4%
Apr+5.8%
May+2.7%
Jun+5.5%
Jul+6.6%
Aug-4.1%
Sep+2.7%
Oct-3.8%
Nov+7.4%
Dec+5.1%
2015
Jan+6.5%
Feb-1.3%
Mar+9.6%
Apr-6.6%
May+5.3%
Jun-3.6%
Jul+2.3%
Aug-8.1%
Sep-9.3%
Oct+11.2%
Nov+0.5%
Dec+4.1%
2014
Jan-1.4%
Feb+1.0%
Mar+9.3%
Apr-2.9%
May+7.1%
Jun-2.0%
Jul+4.7%
Aug+3.5%
Sep-4.0%
Oct+5.2%
Nov+2.9%
Dec+2.7%
2013
Jan-0.0%
Feb-3.1%
Mar+1.1%
Apr-0.2%
May+9.8%
Jun-1.5%
Jul-3.8%
Aug+0.5%
Sep+5.9%
Oct-3.0%
Nov+1.7%
Dec-12.1%
2012
Jan+0.3%
Feb-0.0%
Mar+5.6%
Apr-5.7%
May-1.4%
Jun+5.5%
Jul-2.4%
Aug+3.5%
Sep+5.2%
Oct-9.0%
Nov+0.1%
Dec+0.8%
2011
Jan+5.7%
Feb-0.3%
Mar+1.7%
Apr-2.2%
May+3.6%
Jun+1.4%
Jul-8.6%
Aug-7.3%
Sep-1.4%
Oct+13.3%
Nov+5.1%
Dec-1.0%
2010
Jan-7.7%
Feb+1.9%
Mar+2.7%
Apr-1.8%
May-7.7%
Jun-5.7%
Jul-5.4%
Aug-7.4%
Sep+16.3%
Oct-2.6%
Nov+0.4%
Dec+9.4%
2009
Jan-4.7%
Feb-7.1%
Mar+3.6%
Apr+8.3%
May+1.7%
Jun+8.1%
Jul-3.0%
Aug-1.2%
Sep-3.1%
Oct+7.2%
Nov+3.6%
Dec+4.2%
2008
Jan-6.8%
Feb-3.1%
Mar-5.0%
Apr+11.0%
May+0.5%
Jun-3.8%
Jul+9.9%
Aug+1.7%
Sep-4.4%
Oct-9.2%
Nov-0.5%
Dec+11.5%
2007
Jan-0.8%
Feb-2.8%
Mar-2.2%
Apr-1.8%
May+0.3%
Jun+5.4%
Jul+7.6%
Aug-1.3%
Sep+5.5%
Oct-7.8%
Nov+3.5%
Dec-3.9%
2006
Jan-3.8%
Feb+7.0%
Mar-3.0%
Apr+8.8%
May+0.0%
Jun+7.5%
Jul+0.5%
Aug+6.9%
Sep-4.9%
Oct-18.5%
Nov+6.9%
Dec-0.3%
2005
Jan-0.1%
Feb+4.3%
Mar+5.8%
Apr+0.8%
May-0.8%
Jun+1.5%
Jul-3.5%
Aug-2.7%
Sep+1.1%
Oct-7.4%
Nov+7.3%
Dec+2.7%
2004
Jan+16.5%
Feb-2.5%
Mar-0.1%
Apr+2.1%
May+2.1%
Jun-1.4%
Jul-3.2%
Aug+4.3%
Sep+3.1%
Oct-0.6%
Nov+7.1%
Dec+1.9%
2003
Jan-5.5%
Feb-1.9%
Mar+13.2%
Apr+0.1%
May+6.0%
Jun+0.7%
Jul-6.3%
Aug+0.4%
Sep+1.0%
Oct+11.6%
Nov+7.9%
Dec+0.2%
2002
Jan-3.4%
Feb+2.3%
Mar+16.9%
Apr+10.9%
May-4.9%
Jun-1.6%
Jul-29.8%
Aug-7.2%
Sep+9.8%
Oct+3.7%
Nov-12.6%
Dec+2.0%
2001
Jan-27.1%
Feb+1.8%
Mar-15.6%
Apr+38.6%
May+0.3%
Jun+21.1%
Jul-7.7%
Aug-9.3%
Sep-1.5%
Oct+6.0%
Nov-5.5%
Dec+16.1%
2000
Jan+11.2%
Feb+1.0%
Mar+16.0%
Apr+46.3%
May+15.3%
Jun+11.4%
Jul+35.0%
Aug+22.6%
Sep-7.3%
Oct-16.2%
Nov+16.8%
Dec+26.4%
1999
Jan+6.3%
Feb+12.7%
Mar+4.2%
Apr+2.8%
May+11.7%
Jun+7.2%
Jul-5.9%
Aug+2.6%
Sep-1.7%
Oct+7.7%
Nov+8.8%
Dec+0.4%
1998
Jan-1.3%
Feb-7.7%
Mar+9.5%
Apr+14.3%
May+12.8%
Jun+1.0%
Jul-6.4%
Aug-18.8%
Sep-0.7%
Oct+0.7%
Nov+7.4%
Dec-0.3%
1997
Jan+4.1%
Feb+7.1%
Mar-11.9%
Apr+18.8%
May+4.7%
Jun+11.2%
Jul-15.5%
Aug+7.4%
Sep-9.3%
Oct-1.3%
Nov-2.3%
Dec+3.4%
1996
Jan—
Feb—
Mar—
Apr—
May—
Jun—
Jul—
Aug—
Sep—
Oct—
Nov—
Dec—
Avg
Jan-0.3%
Feb+0.2%
Mar+2.0%
Apr+7.1%
May+2.9%
Jun+2.6%
Jul-0.7%
Aug-0.3%
Sep-0.5%
Oct-0.1%
Nov+3.4%
Dec+2.3%
Median
Jan-0.1%
Feb-0.6%
Mar+3.2%
Apr+3.0%
May+2.4%
Jun+1.5%
Jul-2.4%
Aug+0.3%
Sep-1.4%
Oct+0.2%
Nov+5.0%
Dec+0.8%
Last 5Y Avg
Jan-3.1%
Feb+1.4%
Mar+0.7%
Apr+1.2%
May+0.3%
Jun+0.1%
Jul+1.2%
Aug+3.1%
Sep-2.1%
Oct+3.9%
Nov+5.0%
Dec+0.9%
Std Dev (σ)
Jan9.0%
Feb5.5%
Mar8.9%
Apr13.0%
May5.2%
Jun6.0%
Jul10.7%
Aug8.1%
Sep6.2%
Oct8.9%
Nov5.5%
Dec7.8%
Consistency (μ/σ)
Jan-0.03
Feb0.03
Mar0.23
Apr0.54
May0.55
Jun0.44
Jul-0.06
Aug-0.04
Sep-0.09
Oct-0.01
Nov0.61
Dec0.30
Win Rate (%)
Jan47%
Feb43%
Mar67%
Apr67%
May73%
Jun66%
Jul41%
Aug55%
Sep41%
Oct52%
Nov83%
Dec69%
Winning / Losing Months
Jan▲14▼16
Feb▲13▼17
Mar▲20▼10
Apr▲20▼10
May▲22▼8
Jun▲19▼10
Jul▲12▼17
Aug▲16▼13
Sep▲12▼17
Oct▲15▼14
Nov▲24▼5
Dec▲20▼9
Longest Win / Loss Streak
Jan▲5▼6
Feb▲4▼7
Mar▲9▼3
Apr▲10▼6
May▲6▼1
Jun▲5▼3
Jul▲4▼5
Aug▲3▼3
Sep▲4▼5
Oct▲5▼5
Nov▲9▼2
Dec▲7▼2
Best
Jan+16.5%2004
Feb+13.3%2026
Mar+16.9%2002
Apr+46.3%2000
May+15.3%2000
Jun+21.1%2001
Jul+35.0%2000
Aug+22.6%2000
Sep+16.3%2010
Oct+17.7%2022
Nov+16.8%2000
Dec+26.4%2000
Worst
Jan-27.1%2001
Feb-10.5%2021
Mar-24.3%2020
Apr-6.6%2015
May-7.7%2010
Jun-5.7%2022
Jul-29.8%2002
Aug-18.8%1998
Sep-13.6%2017
Oct-18.5%2006
Nov-12.6%2002
Dec-12.1%2013
−29.8%+46.3%
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