SW
Smurfit WestRock plcStock · MaterialsS&P 500 Equal Weight 0.2% · S&P 500 0.04% · US Stock Market 0.03% · Russell 3000 0.03%$44.33-2.53%
as of market close, Sep 18, 2026
☾ AH — —
Smurfit WestRock plc monthly returns
Smurfit WestRock plc has averaged -0.31% per month, positive in 43% of months. Month-by-month returns for Smurfit WestRock plc (SW) below, through September 18, 2026 — the table lists the most recent months; the bar chart plots the last 5 years.
Average month
-0.3%
21 months
Best month
+13.9%
Feb 2026
Worst month
-15.2%
Mar 2026
Positive months
43%
of all months
Smurfit WestRock plc monthly returns#
| Month | Path | Total return |
|---|---|---|
| Sep 2026 | -5.5% | |
| Aug 2026 | +3.0% | |
| Jul 2026 | -0.5% | |
| Jun 2026 | +12.2% | |
| May 2026 | +8.4% | |
| Apr 2026 | -3.7% | |
| Mar 2026 | -15.2% | |
| Feb 2026 | +13.9% | |
| Jan 2026 | +7.7% | |
| Dec 2025 | +8.3% | |
| Nov 2025 | -3.3% | |
| Oct 2025 | -13.3% | |
| Sep 2025 | -10.1% | |
| Aug 2025 | +7.8% | |
| Jul 2025 | +2.9% | |
| Jun 2025 | -0.4% | |
| May 2025 | +4.1% | |
| Apr 2025 | -6.7% | |
| Mar 2025 | -13.5% | |
| Feb 2025 | -1.1% | |
| Jan 2025 | -1.4% | |
| Dec 2024 | -2.1% | |
| Nov 2024 | +7.5% | |
| Oct 2024 | +4.2% | |
| Sep 2024 | +4.2% | |
| Aug 2024 | +6.5% |
Monthly total return (since Jan 2025)#
-15%-10%-5%0%5%10%15%
Jan 2025-1.4%2025
Feb 2025-1.1%
Mar 2025-13%
Apr 2025-6.7%
May 2025+4.1%
Jun 2025-0.42%
Jul 2025+2.9%
Aug 2025+7.8%
Sep 2025-10%
Oct 2025-13%
Nov 2025-3.3%
Dec 2025+8.3%
Jan 2026+7.7%2026
Feb 2026+14%
Mar 2026-15%
Apr 2026-3.7%
May 2026+8.4%
Jun 2026+12%
Jul 2026-0.48%
Aug 2026+3.0%
Sep 2026-5.5%
Methodology#
Monthly returns are total returns (dividends reinvested), computed from SW'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 Smurfit WestRock plc's average monthly return?
- Smurfit WestRock plc (SW) has averaged about -0.31% per month, positive in roughly 43% of months. The best month was Feb 2026 (+13.9%) and the worst was Mar 2026 (-15.2%).
More on Smurfit WestRock plc
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