ASE Technology Holding Co., Ltd. (ASX)
Tech Top 100 · Information Technology · data since 2000-10-02 · last close 2026-09-09
ASE Technology Holding Co., Ltd. (ASX) monthly returns (%)
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 17.9 | 28.0 | -10.8 | 44.9 | 22.1 | 17.6 | -21.3 | 5.1 | 11.5 | · | · | · |
| 2025 | 0.8 | -0.2 | -13.5 | -0.3 | 7.5 | 10.1 | -4.7 | 4.3 | 11.9 | 44.4 | -6.6 | 7.7 |
| 2024 | -1.3 | 4.8 | 12.8 | -8.6 | 7.4 | 5.9 | -9.7 | -0.3 | -2.3 | -2.0 | 1.7 | 3.6 |
| 2023 | 14.8 | -0.4 | 11.2 | -13.9 | 11.1 | 9.6 | 3.1 | 2.4 | -8.5 | -0.9 | 15.4 | 9.4 |
| 2022 | -9.3 | 2.1 | -1.9 | -9.2 | 11.0 | -21.4 | 13.9 | -2.2 | -13.4 | 2.0 | 33.6 | -7.8 |
| 2021 | 14.0 | 13.7 | 1.7 | 7.9 | -3.5 | 0.4 | 10.2 | 4.5 | -12.5 | -9.3 | 2.7 | 6.8 |
| 2020 | -14.8 | -3.0 | -18.7 | 16.3 | -6.2 | 11.3 | 10.3 | -15.6 | -0.7 | 12.0 | 16.4 | 9.8 |
| 2019 | 6.4 | 1.0 | 7.0 | 5.6 | -19.1 | 7.3 | 10.9 | 6.7 | -0.9 | 14.3 | -4.1 | 13.7 |
| 2018 | 10.3 | -4.6 | 6.5 | -8.8 | -21.9 | -6.5 | 7.8 | 2.1 | -1.4 | -20.7 | 2.1 | -4.1 |
| 2017 | 13.5 | 8.0 | 4.8 | -3.4 | 1.6 | -0.8 | 4.4 | -4.0 | 1.3 | -0.3 | 5.7 | -0.5 |
| 2016 | -5.6 | 5.0 | 4.1 | -12.3 | 9.9 | -1.1 | 3.0 | 9.8 | -2.5 | -1.0 | -8.2 | -6.2 |
| 2015 | 7.8 | 7.4 | 1.4 | -1.0 | -1.0 | -6.5 | -15.2 | -6.5 | 11.6 | 4.5 | -6.1 | 5.2 |
| 2014 | -5.8 | 10.0 | 11.7 | 6.5 | 9.0 | 0.9 | -7.8 | 10.4 | -7.4 | 4.4 | 0.2 | -0.8 |
| 2013 | -6.8 | 3.5 | -0.5 | 9.0 | -6.3 | -3.3 | 7.8 | 6.5 | 11.9 | 3.1 | 2.2 | -4.8 |
| 2012 | 21.4 | -7.4 | 5.1 | -1.2 | -8.7 | -12.1 | -6.4 | 13.5 | 0.8 | 1.9 | 8.7 | 3.6 |
| 2011 | 6.6 | -6.5 | -4.2 | 7.7 | 4.2 | -8.3 | -5.8 | -3.8 | -6.0 | 4.7 | 1.8 | -3.6 |
| 2010 | -12.0 | 3.1 | 12.7 | 7.3 | -14.0 | -6.5 | 8.1 | -10.6 | 21.2 | 7.5 | 15.4 | 12.6 |
| 2009 | -9.1 | 6.3 | 47.6 | 20.7 | 5.3 | -6.9 | 21.3 | -0.6 | 18.0 | -6.3 | 1.3 | 13.0 |
| 2008 | -14.9 | 8.2 | 4.5 | 6.8 | 1.7 | -15.2 | -1.4 | -10.4 | -28.9 | -14.6 | -24.0 | 6.7 |
| 2007 | 1.4 | 2.3 | 1.7 | -2.5 | 2.4 | 14.8 | -4.0 | -8.9 | 8.4 | 11.1 | -16.4 | -0.2 |
| 2006 | 1.1 | -9.7 | 13.7 | 25.1 | -13.0 | -2.0 | -9.3 | 12.6 | -8.1 | -2.4 | 27.9 | -3.1 |
| 2005 | -9.6 | 14.7 | -8.2 | -8.1 | 7.6 | 4.5 | 4.0 | -13.3 | 12.1 | -9.7 | 17.6 | 24.7 |
| 2004 | 16.2 | -2.0 | -6.1 | -25.0 | -7.4 | 6.1 | -16.6 | 15.3 | -7.2 | 0.3 | 8.3 | 3.0 |
| 2003 | -3.4 | -4.3 | -0.4 | -4.1 | 3.9 | 9.3 | 17.8 | 28.2 | -4.0 | 21.2 | -3.2 | 11.5 |
| 2002 | -4.6 | -5.0 | 27.9 | -8.4 | -11.4 | -21.3 | -12.9 | 4.2 | -18.6 | 12.5 | 21.1 | -10.7 |
| 2001 | 74.0 | -10.9 | -4.2 | -12.1 | -6.5 | -18.4 | -4.5 | 20.5 | -23.3 | 11.3 | 30.9 | 31.0 |
| 2000 | · | · | · | · | · | · | · | · | · | 0.0 | -19.6 | -37.2 |
| Avg | 4.2 | 2.5 | 4.1 | 1.5 | -0.5 | -1.2 | 0.1 | 2.7 | -1.4 | 3.4 | 4.8 | 3.2 |
Values in %. Current and first-listed months are partial (greyed).
returnsview.com
ASX seasonality — average by calendar month
ASE Technology Holding Co., Ltd. has monthly history back to 2000. Its strongest month by median is December — positive in 15 of 26 years, median +3.6%, and higher in 6 of the last 9. September is the soft spot, down in 16 of 25 with a median of -2.3%. Across its full record it has closed 54% of months higher, swings ±12.6% in an average month and has fallen 74.9% peak to trough.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | +4.2% | +2.5% | +4.1% | +1.5% | -0.6% | -1.2% | +0.1% | +2.7% | -1.9% | +3.4% | +4.8% | +3.2% |
| Win rate | 54%/26 | 58%/26 | 62%/26 | 42%/26 | 54%/26 | 46%/26 | 50%/26 | 58%/26 | 36%/25 | 58%/26 | 69%/26 | 58%/26 |
Win rate = share of positive months / sample size.
ASX risk & extremes
ASX 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 ASE Technology Holding Co., Ltd.'s best month?+
ASE Technology Holding Co., Ltd.'s strongest completed month on record is January 2001, at +74.04%.
What was ASE Technology Holding Co., Ltd.'s worst month?+
Its weakest completed month on record is December 2000, at -37.18%.
Is ASE Technology Holding Co., Ltd. up this year?+
ASE Technology Holding Co., Ltd. is up 158.47% year to date, measured from its last close before 1 January.
What is ASE Technology Holding Co., Ltd.'s 1-year return?+
+271.89% 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 ASE Technology Holding Co., Ltd.'s biggest drawdown?+
The deepest peak-to-trough fall on record is 74.9%, measured on month-end closes since 2000.
Which calendar month is historically best for ASE Technology Holding Co., Ltd.?+
November has the highest average return across every completed November since 2000. An average is not a forecast.
About ASE Technology Holding Co., Ltd.
ASE Technology Holding Co., Ltd. is an information technology business worth about $107 billion. It turns caffeine and code into shareholder value — with price receipts on this site going back to 2000. And the long game: $100 at its first close here (2000) would be about $3,594 today.
Did you know?
- Its best month on record was January 2001 at +74.04%; its worst, December 2000 at -37.18%.
Trivia for entertainment — the numbers come from our price data; the jokes don't.