Gilead Sciences (GILD) 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 | +15.6% | +4.9% | -5.9% | -6.1% | +2.7% | -6.6% | — | — | — | — | — | — |
| 2025 | +5.2% | +17.6% | -1.3% | -4.9% | +3.3% | +1.4% | +1.3% | +0.6% | -1.1% | +7.9% | +5.0% | -1.8% |
| 2024 | -3.4% | -7.9% | +2.6% | -11.0% | -1.4% | +8.1% | +10.9% | +3.9% | +7.1% | +5.9% | +4.2% | +0.6% |
| 2023 | -2.2% | -4.1% | +4.0% | -0.9% | -6.4% | +1.1% | -1.2% | +0.4% | -1.1% | +4.8% | -2.5% | +6.7% |
| 2022 | -5.4% | -12.1% | -0.3% | -0.2% | +9.3% | -3.5% | -3.3% | +6.2% | -1.7% | +27.2% | +11.9% | -1.4% |
| 2021 | +12.6% | -6.4% | +6.4% | -1.8% | +4.2% | +5.2% | -0.8% | +6.6% | -3.1% | -7.1% | +6.2% | +6.4% |
| 2020 | -2.7% | +9.7% | +8.8% | +12.4% | -7.3% | -0.3% | -9.6% | -4.0% | -4.3% | -8.0% | +4.3% | -2.9% |
| 2019 | +11.9% | -7.1% | +0.9% | +0.1% | -4.3% | +9.5% | -3.0% | -3.0% | +0.7% | +0.5% | +5.5% | -2.5% |
| 2018 | +17.0% | -6.1% | -3.6% | -4.2% | -6.7% | +5.9% | +9.9% | -2.7% | +2.7% | -11.7% | +5.5% | -12.3% |
| 2017 | +1.2% | -2.7% | -2.9% | +0.9% | -5.3% | +10.0% | +7.5% | +10.0% | -2.6% | -7.5% | -0.3% | -3.5% |
| 2016 | -18.0% | +5.1% | +5.8% | -4.0% | -1.3% | -3.6% | -4.7% | -1.4% | +1.6% | -7.0% | +0.1% | -2.2% |
| 2015 | +11.2% | -1.2% | -5.2% | +2.4% | +11.7% | +4.7% | +0.7% | -10.9% | -6.2% | +10.1% | -2.0% | -4.1% |
| 2014 | +7.4% | +2.7% | -14.4% | +10.8% | +3.5% | +2.1% | +10.4% | +17.5% | -1.0% | +5.2% | -10.4% | -6.0% |
| 2013 | +7.4% | +8.3% | +14.6% | +3.5% | +7.6% | -5.9% | +19.8% | -1.8% | +4.3% | +13.2% | +5.1% | +0.4% |
| 2012 | +19.4% | -6.8% | +7.3% | +6.5% | -4.0% | +2.7% | +5.9% | +6.2% | +14.9% | +1.3% | +11.6% | -2.0% |
| 2011 | +5.9% | +1.6% | +9.0% | -8.6% | +7.5% | -0.8% | +2.3% | -5.9% | -2.7% | +7.3% | -4.3% | +2.7% |
| 2010 | +11.6% | -1.4% | -4.5% | -12.7% | -9.5% | -4.6% | -2.8% | -4.4% | +11.9% | +11.4% | -8.0% | -0.7% |
| 2009 | -0.7% | -11.7% | +3.4% | -1.1% | -5.9% | +8.7% | +4.4% | -7.9% | +3.2% | -8.5% | +8.4% | -6.2% |
| 2008 | -0.6% | +3.5% | +8.9% | +0.4% | +6.9% | -4.2% | +1.9% | -2.4% | -13.4% | +0.4% | -2.3% | +14.2% |
| 2007 | -1.0% | +11.3% | +7.1% | +6.6% | +1.3% | -6.2% | -4.1% | -2.3% | +12.4% | +13.0% | +0.8% | -1.2% |
| 2006 | +15.9% | +2.3% | -0.1% | -7.5% | -0.4% | +3.2% | +4.0% | +3.0% | +8.5% | +0.2% | -4.3% | -1.5% |
| 2005 | -5.5% | +4.4% | +3.5% | +3.7% | +10.0% | +7.8% | +1.8% | -4.0% | +13.3% | -3.1% | +7.4% | +3.7% |
| 2004 | -6.2% | -0.8% | +2.1% | +10.0% | +7.2% | +2.5% | -3.6% | +7.0% | +8.2% | -7.4% | -0.3% | +1.5% |
| 2003 | +2.4% | -2.3% | +23.5% | +9.9% | +13.0% | +6.4% | +22.7% | -2.2% | -16.0% | -2.7% | +7.6% | -0.6% |
| 2002 | -0.4% | +7.4% | +2.3% | -13.5% | +14.5% | -7.8% | -7.4% | +5.3% | +4.7% | +3.4% | +13.7% | -13.8% |
| 2001 | -18.4% | +11.0% | -13.6% | +50.7% | +5.7% | +13.0% | -11.9% | +18.0% | -7.3% | +11.9% | +14.7% | -9.0% |
| 2000 | -13.7% | +63.4% | -17.0% | -14.6% | +0.9% | +29.7% | +4.6% | +46.3% | +1.3% | -21.5% | -5.4% | +1.7% |
| 1999 | +4.7% | -3.7% | +10.1% | +1.4% | -5.6% | +20.2% | +47.8% | +1.2% | -17.8% | -2.2% | -23.5% | +12.5% |
| 1998 | +5.8% | -11.8% | +0.9% | +5.3% | -15.1% | -1.0% | -26.6% | -22.3% | +18.5% | +31.2% | +9.7% | +31.6% |
| 1997 | +30.6% | -6.6% | -25.0% | -3.3% | +22.6% | +1.8% | +2.3% | +14.4% | +37.6% | -23.0% | +0.9% | +11.1% |
| 1996 | +12.0% | -0.9% | -19.1% | +6.1% | +14.4% | -27.6% | -24.8% | +27.6% | +16.5% | -17.3% | +9.9% | -2.7% |
| 1995 | +36.8% | +9.6% | -8.8% | +15.4% | +8.3% | +8.5% | +7.8% | +14.5% | +1.1% | -11.4% | +34.6% | +21.9% |
| 1994 | +6.3% | -5.9% | -10.4% | -16.3% | -13.9% | +9.7% | +10.3% | +9.3% | +14.6% | -27.7% | +20.6% | -7.3% |
| 1993 | -10.4% | -18.8% | -12.5% | +20.4% | +10.2% | +0.8% | -16.0% | +7.3% | -1.7% | -1.7% | -3.5% | -12.7% |
| 1992 | — | -14.5% | -7.0% | -21.2% | -5.8% | +0.0% | -2.0% | -16.7% | +12.5% | +22.2% | +14.5% | +22.2% |
| Avg | +4.5% | +0.9% | -0.9% | +1.0% | +2.0% | +2.9% | +1.6% | +3.3% | +3.4% | +0.3% | +4.0% | +1.3% |
| Median | +5.0% | -1.2% | +0.9% | +0.1% | +2.7% | +2.3% | +1.6% | +0.9% | +1.4% | +0.3% | +4.7% | -1.3% |
| Last 5Y Avg | +2.0% | -0.3% | -0.2% | -4.6% | +1.5% | +2.5% | +1.4% | +3.5% | +0.0% | +7.8% | +5.0% | +2.1% |
| Std Dev (σ) | 12.1% | 13.6% | 10.1% | 12.7% | 8.7% | 9.3% | 13.2% | 12.5% | 10.8% | 13.3% | 10.1% | 10.0% |
| Consistency (μ/σ) | 0.37 | 0.06 | -0.09 | 0.08 | 0.24 | 0.31 | 0.12 | 0.27 | 0.32 | 0.02 | 0.40 | 0.13 |
| Win Rate (%) | 59% | 43% | 51% | 51% | 57% | 65% | 56% | 56% | 59% | 53% | 65% | 41% |
| Winning / Losing Months | ▲20▼14 | ▲15▼20 | ▲18▼17 | ▲18▼17 | ▲20▼15 | ▲22▼12 | ▲19▼15 | ▲19▼15 | ▲20▼14 | ▲18▼16 | ▲22▼12 | ▲14▼20 |
| Longest Win / Loss Streak | ▲6▼3 | ▲4▼4 | ▲4▼6 | ▲4▼6 | ▲6▼5 | ▲4▼2 | ▲5▼5 | ▲5▼5 | ▲5▼4 | ▲6▼5 | ▲5▼2 | ▲4▼7 |
| Best | +36.8%in January 1995 | +63.4%in February 2000 | +23.5%in March 2003 | +50.7%in April 2001 | +22.6%in May 1997 | +29.7%in June 2000 | +47.8%in July 1999 | +46.3%in August 2000 | +37.6%in September 1997 | +31.2%in October 1998 | +34.6%in November 1995 | +31.6%in December 1998 |
| Worst | -18.4%in January 2001 | -18.8%in February 1993 | -25.0%in March 1997 | -21.2%in April 1992 | -15.1%in May 1998 | -27.6%in June 1996 | -26.6%in July 1998 | -22.3%in August 1998 | -17.8%in September 1999 | -27.7%in October 1994 | -23.5%in November 1999 | -13.8%in December 2002 |
−27.7%+63.4%
2026
Jan+15.6%
Feb+4.9%
Mar-5.9%
Apr-6.1%
May+2.7%
Jun-6.6%
Jul—
Aug—
Sep—
Oct—
Nov—
Dec—
2025
Jan+5.2%
Feb+17.6%
Mar-1.3%
Apr-4.9%
May+3.3%
Jun+1.4%
Jul+1.3%
Aug+0.6%
Sep-1.1%
Oct+7.9%
Nov+5.0%
Dec-1.8%
2024
Jan-3.4%
Feb-7.9%
Mar+2.6%
Apr-11.0%
May-1.4%
Jun+8.1%
Jul+10.9%
Aug+3.9%
Sep+7.1%
Oct+5.9%
Nov+4.2%
Dec+0.6%
2023
Jan-2.2%
Feb-4.1%
Mar+4.0%
Apr-0.9%
May-6.4%
Jun+1.1%
Jul-1.2%
Aug+0.4%
Sep-1.1%
Oct+4.8%
Nov-2.5%
Dec+6.7%
2022
Jan-5.4%
Feb-12.1%
Mar-0.3%
Apr-0.2%
May+9.3%
Jun-3.5%
Jul-3.3%
Aug+6.2%
Sep-1.7%
Oct+27.2%
Nov+11.9%
Dec-1.4%
2021
Jan+12.6%
Feb-6.4%
Mar+6.4%
Apr-1.8%
May+4.2%
Jun+5.2%
Jul-0.8%
Aug+6.6%
Sep-3.1%
Oct-7.1%
Nov+6.2%
Dec+6.4%
2020
Jan-2.7%
Feb+9.7%
Mar+8.8%
Apr+12.4%
May-7.3%
Jun-0.3%
Jul-9.6%
Aug-4.0%
Sep-4.3%
Oct-8.0%
Nov+4.3%
Dec-2.9%
2019
Jan+11.9%
Feb-7.1%
Mar+0.9%
Apr+0.1%
May-4.3%
Jun+9.5%
Jul-3.0%
Aug-3.0%
Sep+0.7%
Oct+0.5%
Nov+5.5%
Dec-2.5%
2018
Jan+17.0%
Feb-6.1%
Mar-3.6%
Apr-4.2%
May-6.7%
Jun+5.9%
Jul+9.9%
Aug-2.7%
Sep+2.7%
Oct-11.7%
Nov+5.5%
Dec-12.3%
2017
Jan+1.2%
Feb-2.7%
Mar-2.9%
Apr+0.9%
May-5.3%
Jun+10.0%
Jul+7.5%
Aug+10.0%
Sep-2.6%
Oct-7.5%
Nov-0.3%
Dec-3.5%
2016
Jan-18.0%
Feb+5.1%
Mar+5.8%
Apr-4.0%
May-1.3%
Jun-3.6%
Jul-4.7%
Aug-1.4%
Sep+1.6%
Oct-7.0%
Nov+0.1%
Dec-2.2%
2015
Jan+11.2%
Feb-1.2%
Mar-5.2%
Apr+2.4%
May+11.7%
Jun+4.7%
Jul+0.7%
Aug-10.9%
Sep-6.2%
Oct+10.1%
Nov-2.0%
Dec-4.1%
2014
Jan+7.4%
Feb+2.7%
Mar-14.4%
Apr+10.8%
May+3.5%
Jun+2.1%
Jul+10.4%
Aug+17.5%
Sep-1.0%
Oct+5.2%
Nov-10.4%
Dec-6.0%
2013
Jan+7.4%
Feb+8.3%
Mar+14.6%
Apr+3.5%
May+7.6%
Jun-5.9%
Jul+19.8%
Aug-1.8%
Sep+4.3%
Oct+13.2%
Nov+5.1%
Dec+0.4%
2012
Jan+19.4%
Feb-6.8%
Mar+7.3%
Apr+6.5%
May-4.0%
Jun+2.7%
Jul+5.9%
Aug+6.2%
Sep+14.9%
Oct+1.3%
Nov+11.6%
Dec-2.0%
2011
Jan+5.9%
Feb+1.6%
Mar+9.0%
Apr-8.6%
May+7.5%
Jun-0.8%
Jul+2.3%
Aug-5.9%
Sep-2.7%
Oct+7.3%
Nov-4.3%
Dec+2.7%
2010
Jan+11.6%
Feb-1.4%
Mar-4.5%
Apr-12.7%
May-9.5%
Jun-4.6%
Jul-2.8%
Aug-4.4%
Sep+11.9%
Oct+11.4%
Nov-8.0%
Dec-0.7%
2009
Jan-0.7%
Feb-11.7%
Mar+3.4%
Apr-1.1%
May-5.9%
Jun+8.7%
Jul+4.4%
Aug-7.9%
Sep+3.2%
Oct-8.5%
Nov+8.4%
Dec-6.2%
2008
Jan-0.6%
Feb+3.5%
Mar+8.9%
Apr+0.4%
May+6.9%
Jun-4.2%
Jul+1.9%
Aug-2.4%
Sep-13.4%
Oct+0.4%
Nov-2.3%
Dec+14.2%
2007
Jan-1.0%
Feb+11.3%
Mar+7.1%
Apr+6.6%
May+1.3%
Jun-6.2%
Jul-4.1%
Aug-2.3%
Sep+12.4%
Oct+13.0%
Nov+0.8%
Dec-1.2%
2006
Jan+15.9%
Feb+2.3%
Mar-0.1%
Apr-7.5%
May-0.4%
Jun+3.2%
Jul+4.0%
Aug+3.0%
Sep+8.5%
Oct+0.2%
Nov-4.3%
Dec-1.5%
2005
Jan-5.5%
Feb+4.4%
Mar+3.5%
Apr+3.7%
May+10.0%
Jun+7.8%
Jul+1.8%
Aug-4.0%
Sep+13.3%
Oct-3.1%
Nov+7.4%
Dec+3.7%
2004
Jan-6.2%
Feb-0.8%
Mar+2.1%
Apr+10.0%
May+7.2%
Jun+2.5%
Jul-3.6%
Aug+7.0%
Sep+8.2%
Oct-7.4%
Nov-0.3%
Dec+1.5%
2003
Jan+2.4%
Feb-2.3%
Mar+23.5%
Apr+9.9%
May+13.0%
Jun+6.4%
Jul+22.7%
Aug-2.2%
Sep-16.0%
Oct-2.7%
Nov+7.6%
Dec-0.6%
2002
Jan-0.4%
Feb+7.4%
Mar+2.3%
Apr-13.5%
May+14.5%
Jun-7.8%
Jul-7.4%
Aug+5.3%
Sep+4.7%
Oct+3.4%
Nov+13.7%
Dec-13.8%
2001
Jan-18.4%
Feb+11.0%
Mar-13.6%
Apr+50.7%
May+5.7%
Jun+13.0%
Jul-11.9%
Aug+18.0%
Sep-7.3%
Oct+11.9%
Nov+14.7%
Dec-9.0%
2000
Jan-13.7%
Feb+63.4%
Mar-17.0%
Apr-14.6%
May+0.9%
Jun+29.7%
Jul+4.6%
Aug+46.3%
Sep+1.3%
Oct-21.5%
Nov-5.4%
Dec+1.7%
1999
Jan+4.7%
Feb-3.7%
Mar+10.1%
Apr+1.4%
May-5.6%
Jun+20.2%
Jul+47.8%
Aug+1.2%
Sep-17.8%
Oct-2.2%
Nov-23.5%
Dec+12.5%
1998
Jan+5.8%
Feb-11.8%
Mar+0.9%
Apr+5.3%
May-15.1%
Jun-1.0%
Jul-26.6%
Aug-22.3%
Sep+18.5%
Oct+31.2%
Nov+9.7%
Dec+31.6%
1997
Jan+30.6%
Feb-6.6%
Mar-25.0%
Apr-3.3%
May+22.6%
Jun+1.8%
Jul+2.3%
Aug+14.4%
Sep+37.6%
Oct-23.0%
Nov+0.9%
Dec+11.1%
1996
Jan+12.0%
Feb-0.9%
Mar-19.1%
Apr+6.1%
May+14.4%
Jun-27.6%
Jul-24.8%
Aug+27.6%
Sep+16.5%
Oct-17.3%
Nov+9.9%
Dec-2.7%
1995
Jan+36.8%
Feb+9.6%
Mar-8.8%
Apr+15.4%
May+8.3%
Jun+8.5%
Jul+7.8%
Aug+14.5%
Sep+1.1%
Oct-11.4%
Nov+34.6%
Dec+21.9%
1994
Jan+6.3%
Feb-5.9%
Mar-10.4%
Apr-16.3%
May-13.9%
Jun+9.7%
Jul+10.3%
Aug+9.3%
Sep+14.6%
Oct-27.7%
Nov+20.6%
Dec-7.3%
1993
Jan-10.4%
Feb-18.8%
Mar-12.5%
Apr+20.4%
May+10.2%
Jun+0.8%
Jul-16.0%
Aug+7.3%
Sep-1.7%
Oct-1.7%
Nov-3.5%
Dec-12.7%
1992
Jan—
Feb-14.5%
Mar-7.0%
Apr-21.2%
May-5.8%
Jun+0.0%
Jul-2.0%
Aug-16.7%
Sep+12.5%
Oct+22.2%
Nov+14.5%
Dec+22.2%
Avg
Jan+4.5%
Feb+0.9%
Mar-0.9%
Apr+1.0%
May+2.0%
Jun+2.9%
Jul+1.6%
Aug+3.3%
Sep+3.4%
Oct+0.3%
Nov+4.0%
Dec+1.3%
Median
Jan+5.0%
Feb-1.2%
Mar+0.9%
Apr+0.1%
May+2.7%
Jun+2.3%
Jul+1.6%
Aug+0.9%
Sep+1.4%
Oct+0.3%
Nov+4.7%
Dec-1.3%
Last 5Y Avg
Jan+2.0%
Feb-0.3%
Mar-0.2%
Apr-4.6%
May+1.5%
Jun+2.5%
Jul+1.4%
Aug+3.5%
Sep+0.0%
Oct+7.8%
Nov+5.0%
Dec+2.1%
Std Dev (σ)
Jan12.1%
Feb13.6%
Mar10.1%
Apr12.7%
May8.7%
Jun9.3%
Jul13.2%
Aug12.5%
Sep10.8%
Oct13.3%
Nov10.1%
Dec10.0%
Consistency (μ/σ)
Jan0.37
Feb0.06
Mar-0.09
Apr0.08
May0.24
Jun0.31
Jul0.12
Aug0.27
Sep0.32
Oct0.02
Nov0.40
Dec0.13
Win Rate (%)
Jan59%
Feb43%
Mar51%
Apr51%
May57%
Jun65%
Jul56%
Aug56%
Sep59%
Oct53%
Nov65%
Dec41%
Winning / Losing Months
Jan▲20▼14
Feb▲15▼20
Mar▲18▼17
Apr▲18▼17
May▲20▼15
Jun▲22▼12
Jul▲19▼15
Aug▲19▼15
Sep▲20▼14
Oct▲18▼16
Nov▲22▼12
Dec▲14▼20
Longest Win / Loss Streak
Jan▲6▼3
Feb▲4▼4
Mar▲4▼6
Apr▲4▼6
May▲6▼5
Jun▲4▼2
Jul▲5▼5
Aug▲5▼5
Sep▲5▼4
Oct▲6▼5
Nov▲5▼2
Dec▲4▼7
Best
Jan+36.8%1995
Feb+63.4%2000
Mar+23.5%2003
Apr+50.7%2001
May+22.6%1997
Jun+29.7%2000
Jul+47.8%1999
Aug+46.3%2000
Sep+37.6%1997
Oct+31.2%1998
Nov+34.6%1995
Dec+31.6%1998
Worst
Jan-18.4%2001
Feb-18.8%1993
Mar-25.0%1997
Apr-21.2%1992
May-15.1%1998
Jun-27.6%1996
Jul-26.6%1998
Aug-22.3%1998
Sep-17.8%1999
Oct-27.7%1994
Nov-23.5%1999
Dec-13.8%2002
−27.7%+63.4%
Frequently asked questions
Data & methodology
Gilead Sciences (GILD) Key Financials
Charts, filings, and peer comparison for every metric
Income Statement
Balance Sheet
Cash Flow
Explore more
Deep-dives across the income statement, cash flow, capital return, and valuation
Overview
Income Statement