Smurfit Westrock (SW)
S&P 500 · Materials · data since 2008-06-17 · last close 2026-09-09
Smurfit Westrock (SW) monthly returns (%)
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 7.7 | 13.9 | -15.2 | -3.7 | 8.4 | 12.4 | -1.5 | 3.0 | -10.0 | · | · | · |
| 2025 | -1.4 | -1.1 | -13.5 | -6.8 | 4.1 | -0.4 | 2.9 | 7.8 | -10.1 | -13.3 | -3.3 | 8.3 |
| 2024 | -1.3 | 1.8 | 9.4 | -1.8 | 16.9 | -7.9 | -2.7 | 6.5 | 4.2 | 4.2 | 7.5 | -2.1 |
| 2023 | 9.8 | -6.7 | -6.1 | 1.9 | 4.3 | -11.9 | 24.6 | 0.4 | -18.3 | -3.3 | 9.1 | 17.5 |
| 2022 | 0.8 | -4.2 | -15.6 | -2.1 | -4.7 | -16.7 | 11.4 | -12.7 | -6.8 | 7.3 | 14.6 | 1.9 |
| 2021 | 4.2 | -1.8 | -4.8 | 9.3 | 13.3 | -3.7 | 0.8 | 5.2 | -9.4 | 1.2 | 1.7 | 2.1 |
| 2020 | -3.0 | -12.3 | -16.4 | 11.2 | 12.4 | 4.0 | -2.7 | 12.7 | 7.6 | -1.6 | 15.2 | 6.8 |
| 2019 | 8.6 | 3.4 | -5.8 | 12.6 | -10.2 | 10.4 | 8.5 | -10.0 | 2.1 | 11.0 | 8.0 | 6.5 |
| 2018 | 6.2 | -1.3 | 18.0 | 3.8 | -3.5 | -1.2 | 2.0 | 3.0 | -4.1 | -21.9 | -13.4 | -4.7 |
| 2017 | 15.0 | 2.2 | -1.0 | 3.4 | 4.6 | 7.0 | 0.4 | -1.2 | 11.5 | -8.8 | 5.5 | 5.1 |
| 2016 | -10.4 | 0.6 | 12.4 | 5.4 | 3.2 | -17.6 | 1.3 | 0.0 | 14.6 | -16.5 | -1.0 | 4.9 |
| 2015 | 7.8 | 16.9 | 1.2 | 5.7 | 4.6 | -5.9 | 5.4 | -10.0 | 3.6 | -4.8 | -4.7 | -1.5 |
| 2014 | -7.0 | 12.7 | -5.7 | -8.6 | 6.3 | -4.1 | -8.6 | 4.3 | -1.8 | -2.7 | 0.5 | 9.6 |
| 2013 | 18.3 | 9.9 | 4.1 | -9.2 | 16.1 | -12.7 | 29.1 | 4.5 | 10.2 | 6.8 | -1.5 | 7.1 |
| 2012 | 37.3 | 23.1 | -9.2 | -6.3 | -1.8 | -21.1 | 8.6 | 15.0 | 30.8 | 0.7 | 3.6 | 6.2 |
| 2011 | 1.5 | 20.5 | 3.2 | 2.9 | -10.3 | 2.8 | -9.8 | -30.1 | -16.8 | 0.0 | -3.4 | -0.7 |
| 2010 | 0.0 | -3.9 | -8.6 | 15.0 | 0.0 | 0.0 | 1.1 | 7.0 | 0.0 | 6.8 | 0.0 | -7.3 |
| 2009 | 5.1 | -22.9 | -2.9 | 41.8 | 97.1 | 0.0 | 0.0 | 63.2 | 0.0 | 14.2 | 0.0 | 2.8 |
| 2008 | · | · | · | · | · | 0.0 | -34.4 | 25.2 | -32.8 | -44.4 | -8.8 | -5.3 |
| Avg | 5.5 | 2.8 | -3.1 | 4.1 | 8.9 | -3.5 | 1.9 | 4.9 | -1.3 | -3.6 | 1.6 | 3.2 |
Values in %. Current and first-listed months are partial (greyed).
returnsview.com
SW seasonality — average by calendar month
Smurfit Westrock has monthly history back to 2008. Its strongest month by median is January — positive in 12 of 18 years, median +4.6%, and higher in 6 of the last 9. March is the soft spot, down in 12 of 18 with a median of -5.2%. Across its full record it has closed 54% of months higher, swings ±13.5% in an average month and has fallen 79.1% peak to trough.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | +5.5% | +2.8% | -3.1% | +4.1% | +8.9% | -3.5% | +1.9% | +4.9% | -0.9% | -3.6% | +1.6% | +3.2% |
| Win rate | 67%/18 | 56%/18 | 33%/18 | 61%/18 | 67%/18 | 26%/19 | 63%/19 | 68%/19 | 44%/18 | 44%/18 | 50%/18 | 67%/18 |
Win rate = share of positive months / sample size.
SW risk & extremes
SW drawdown & rolling returns
Percent below the all-time high at each month-end — how far underwater the asset was.
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Frequently asked questions
What was Smurfit Westrock's best month?+
Smurfit Westrock's strongest completed month on record is May 2009, at +97.10%.
What was Smurfit Westrock's worst month?+
Its weakest completed month on record is October 2008, at -44.44%.
Is Smurfit Westrock up this year?+
Smurfit Westrock is up 11.35% year to date, measured from its last close before 1 January.
What is Smurfit Westrock's 1-year return?+
-5.07% over the past twelve months, comparing the latest close with the most recent close on or before the same date a year earlier.
What is Smurfit Westrock's biggest drawdown?+
The deepest peak-to-trough fall on record is 79.1%, measured on month-end closes since 2008.
Which calendar month is historically best for Smurfit Westrock?+
May has the highest average return across every completed May since 2008. An average is not a forecast.
About Smurfit Westrock
Smurfit Westrock is an S&P 500 company, a materials business worth about $22 billion. It rides the commodity cycle like a pro surfer — with price receipts on this site going back to 2008. And the long game: $100 at its first close here (2008) would be about $867 today.
Did you know?
- Its best month on record was May 2009 at +97.1%; its worst, October 2008 at -44.44%.
Trivia for entertainment — the numbers come from our price data; the jokes don't.