PSX
Phillips 66Stock · EnergyS&P 500 Equal Weight 0.2% · S&P 500 0.1% · Russell 1000 0.10% · Russell 3000 0.09% · US Stock Market 0.09% · MSCI World 0.08% · MSCI ACWI 0.07%$259.47+0.37%
as of market close, Sep 11, 2026
☾ AH — —
Phillips 66 monthly returns
Phillips 66 has averaged 1.69% per month, positive in 56% of months. Month-by-month returns for Phillips 66 (PSX) below, through September 11, 2026 — the table lists the most recent months; the bar chart plots the last 5 years.
Average month
+1.7%
165 months
Best month
+36.4%
Apr 2020
Worst month
-28.3%
Mar 2020
Positive months
56%
of all months
Phillips 66 monthly returns#
| Month | Path | Total return |
|---|---|---|
| Sep 2026 | +5.2% | |
| Aug 2026 | +17.1% | |
| Jul 2026 | +24.3% | |
| Jun 2026 | -3.2% | |
| May 2026 | -1.1% | |
| Apr 2026 | -1.7% | |
| Mar 2026 | +18.0% | |
| Feb 2026 | +8.4% | |
| Jan 2026 | +11.3% | |
| Dec 2025 | -5.8% | |
| Nov 2025 | +1.5% | |
| Oct 2025 | +0.1% | |
| Sep 2025 | +1.8% | |
| Aug 2025 | +9.2% | |
| Jul 2025 | +3.6% | |
| Jun 2025 | +5.1% | |
| May 2025 | +10.1% | |
| Apr 2025 | -15.7% | |
| Mar 2025 | -4.8% | |
| Feb 2025 | +11.0% | |
| Jan 2025 | +3.5% | |
| Dec 2024 | -15.0% | |
| Nov 2024 | +11.0% | |
| Oct 2024 | -7.3% | |
| Sep 2024 | -6.3% | |
| Aug 2024 | -2.8% | |
| Jul 2024 | +3.1% | |
| Jun 2024 | -0.7% | |
| May 2024 | +0.0% | |
| Apr 2024 | -12.3% | |
| Mar 2024 | +14.6% | |
| Feb 2024 | -0.5% | |
| Jan 2024 | +8.4% | |
| Dec 2023 | +3.3% | |
| Nov 2023 | +14.0% | |
| Oct 2023 | -5.1% | |
| Sep 2023 | +5.2% | |
| Aug 2023 | +3.3% | |
| Jul 2023 | +17.0% | |
| Jun 2023 | +4.1% | |
| May 2023 | -6.4% | |
| Apr 2023 | -2.3% | |
| Mar 2023 | -1.2% | |
| Feb 2023 | +3.3% | |
| Jan 2023 | -3.7% | |
| Dec 2022 | -4.0% | |
| Nov 2022 | +4.9% | |
| Oct 2022 | +29.2% | |
| Sep 2022 | -9.8% | |
| Aug 2022 | +1.6% | |
| Jul 2022 | +8.5% | |
| Jun 2022 | -18.7% | |
| May 2022 | +17.4% | |
| Apr 2022 | +0.4% | |
| Mar 2022 | +2.6% | |
| Feb 2022 | +0.4% | |
| Jan 2022 | +17.0% | |
| Dec 2021 | +4.8% | |
| Nov 2021 | -6.4% | |
| Oct 2021 | +6.8% | |
| Sep 2021 | -1.5% | |
| Aug 2021 | -2.0% | |
| Jul 2021 | -14.4% | |
| Jun 2021 | +1.9% | |
| May 2021 | +5.2% | |
| Apr 2021 | -0.8% | |
| Mar 2021 | -1.8% | |
| Feb 2021 | +23.9% | |
| Jan 2021 | -3.1% | |
| Dec 2020 | +15.5% | |
| Nov 2020 | +31.9% | |
| Oct 2020 | -10.0% | |
| Sep 2020 | -11.3% | |
| Aug 2020 | -4.4% | |
| Jul 2020 | -13.7% | |
| Jun 2020 | -8.1% | |
| May 2020 | +8.3% | |
| Apr 2020 | +36.4% | |
| Mar 2020 | -28.3% | |
| Feb 2020 | -17.2% | |
| Jan 2020 | -18.0% | |
| Dec 2019 | -2.9% | |
| Nov 2019 | -1.1% | |
| Oct 2019 | +14.1% | |
| Sep 2019 | +3.8% | |
| Aug 2019 | -2.9% | |
| Jul 2019 | +9.6% | |
| Jun 2019 | +15.8% | |
| May 2019 | -13.4% | |
| Apr 2019 | -0.9% | |
| Mar 2019 | -1.2% | |
| Feb 2019 | +1.8% | |
| Jan 2019 | +10.7% | |
| Dec 2018 | -7.9% | |
| Nov 2018 | -8.3% | |
| Oct 2018 | -8.8% | |
| Sep 2018 | -4.9% | |
| Aug 2018 | -3.2% | |
| Jul 2018 | +9.8% | |
| Jun 2018 | -3.6% | |
| May 2018 | +5.3% | |
| Apr 2018 | +16.0% | |
| Mar 2018 | +6.1% | |
| Feb 2018 | -11.1% | |
| Jan 2018 | +1.2% | |
| Dec 2017 | +3.7% | |
| Nov 2017 | +7.9% | |
| Oct 2017 | -0.6% | |
| Sep 2017 | +9.3% | |
| Aug 2017 | +0.9% | |
| Jul 2017 | +1.3% | |
| Jun 2017 | +8.6% | |
| May 2017 | -3.5% | |
| Apr 2017 | +0.4% | |
| Mar 2017 | +1.3% | |
| Feb 2017 | -3.4% | |
| Jan 2017 | -5.5% | |
| Dec 2016 | +4.0% | |
| Nov 2016 | +3.2% | |
| Oct 2016 | +0.7% |
Monthly total return (since Oct 2021)#
-20%-10%0%10%20%
Oct 2021+6.8%
Nov 2021-6.4%
Dec 2021+4.8%
Jan 2022+17%2022
Feb 2022+0.41%
Mar 2022+2.6%
Apr 2022+0.43%
May 2022+17%
Jun 2022-19%
Jul 2022+8.5%
Aug 2022+1.6%
Sep 2022-9.8%
Oct 2022+29%
Nov 2022+4.9%
Dec 2022-4.0%
Jan 2023-3.7%2023
Feb 2023+3.3%
Mar 2023-1.2%
Apr 2023-2.3%
May 2023-6.4%
Jun 2023+4.1%
Jul 2023+17%
Aug 2023+3.3%
Sep 2023+5.2%
Oct 2023-5.1%
Nov 2023+14%
Dec 2023+3.3%
Jan 2024+8.4%2024
Feb 2024-0.53%
Mar 2024+15%
Apr 2024-12%
May 2024+0.02%
Jun 2024-0.66%
Jul 2024+3.1%
Aug 2024-2.8%
Sep 2024-6.3%
Oct 2024-7.3%
Nov 2024+11%
Dec 2024-15%
Jan 2025+3.5%2025
Feb 2025+11%
Mar 2025-4.8%
Apr 2025-16%
May 2025+10%
Jun 2025+5.1%
Jul 2025+3.6%
Aug 2025+9.2%
Sep 2025+1.8%
Oct 2025+0.09%
Nov 2025+1.5%
Dec 2025-5.8%
Jan 2026+11%2026
Feb 2026+8.4%
Mar 2026+18%
Apr 2026-1.7%
May 2026-1.1%
Jun 2026-3.2%
Jul 2026+24%
Aug 2026+17%
Sep 2026+5.2%
Methodology#
Monthly returns are total returns (dividends reinvested), computed from PSX's split- and dividend-adjusted month-end closes. The table shows the most recent 120 months and the bar chart the most recent 60. See the year-by-year returns for the annual view. Past performance does not predict future returns; not investment advice.
FAQ#
- What is Phillips 66's average monthly return?
- Phillips 66 (PSX) has averaged about 1.69% per month, positive in roughly 56% of months. The best month was Apr 2020 (+36.4%) and the worst was Mar 2020 (-28.3%).
More on Phillips 66
By month for: S&P 500 · S&P 500 Equal Weight · US Stock Market · Nasdaq-100