Teradyne (TER)
S&P 500 · Nasdaq-100 · Tech Top 100 · Information Technology · data since 1973-02-21 · last close 2026-09-09
Teradyne (TER) monthly returns (%)
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 24.5 | 32.8 | -7.4 | 15.9 | 9.0 | 29.3 | -24.0 | -4.9 | 9.7 | · | · | · |
| 2025 | -8.0 | -5.0 | -24.8 | -10.2 | 6.1 | 14.4 | 19.5 | 10.1 | 16.5 | 32.0 | 0.1 | 6.4 |
| 2024 | -11.0 | 7.4 | 8.9 | 3.1 | 21.3 | 5.2 | -11.6 | 4.3 | -2.0 | -20.7 | 3.7 | 14.5 |
| 2023 | 16.4 | -0.5 | 6.3 | -15.0 | 9.8 | 11.1 | 1.4 | -4.4 | -6.9 | -17.1 | 10.9 | 17.7 |
| 2022 | -28.2 | 0.5 | 0.3 | -10.8 | 3.7 | -18.0 | 12.7 | -16.0 | -11.2 | 8.3 | 15.0 | -6.5 |
| 2021 | -5.3 | 13.4 | -5.4 | 2.8 | 5.9 | 1.2 | -5.2 | -4.3 | -10.1 | 26.6 | 10.7 | 7.0 |
| 2020 | -3.2 | -10.8 | -7.8 | 15.4 | 7.3 | 26.1 | 5.3 | -4.5 | -6.4 | 10.6 | 25.7 | 8.7 |
| 2019 | 14.7 | 13.7 | -2.4 | 23.0 | -13.8 | 13.7 | 16.3 | -5.0 | 9.5 | 5.7 | 2.4 | 8.9 |
| 2018 | 9.5 | -0.8 | 0.7 | -28.8 | 16.7 | 0.4 | 13.6 | -4.8 | -10.0 | -6.8 | 3.9 | -12.1 |
| 2017 | 11.7 | 0.5 | 9.3 | 13.4 | 1.0 | -15.5 | 15.2 | 3.0 | 4.9 | 15.0 | -5.5 | 3.5 |
| 2016 | -6.0 | -1.5 | 13.2 | -12.4 | 5.1 | -0.6 | 0.3 | 6.6 | 2.8 | 7.9 | 4.9 | 4.2 |
| 2015 | -8.5 | 7.1 | -2.4 | -3.2 | 16.2 | -8.8 | -0.2 | -6.3 | 0.2 | 8.4 | 6.8 | -0.5 |
| 2014 | 6.8 | 7.8 | -1.9 | -11.2 | 1.1 | 10.1 | -7.0 | 13.0 | -5.5 | -5.1 | 7.9 | 0.0 |
| 2013 | -4.3 | 3.7 | -3.2 | 1.4 | 9.1 | -2.1 | -6.2 | -6.9 | 7.6 | 5.9 | -2.6 | 3.5 |
| 2012 | 20.0 | 0.4 | 2.9 | 1.9 | -16.0 | -2.7 | 4.6 | 6.2 | -9.0 | 2.8 | 7.0 | 8.0 |
| 2011 | 18.8 | 11.7 | -4.4 | -9.6 | -0.6 | -7.6 | -8.8 | -10.3 | -9.0 | 30.1 | -6.0 | 1.3 |
| 2010 | -12.9 | 7.0 | 11.8 | 9.5 | -10.2 | -11.2 | 10.4 | -16.5 | 24.1 | 0.9 | 5.5 | 18.4 |
| 2009 | 14.0 | -14.1 | 6.0 | 35.6 | 20.4 | -4.1 | 14.9 | 4.7 | 12.1 | -9.5 | 5.8 | 21.1 |
| 2008 | 6.3 | 9.1 | 3.6 | 7.0 | 3.4 | -19.4 | -15.4 | -0.4 | -16.3 | -34.7 | -25.7 | 11.3 |
| 2007 | -0.4 | 8.1 | 2.7 | 5.5 | -2.5 | 3.3 | -10.8 | -5.1 | -7.3 | -10.6 | -11.8 | -5.0 |
| 2006 | 19.6 | -3.6 | -7.6 | 8.7 | -7.7 | -10.5 | -5.7 | 6.8 | -6.3 | 6.5 | 6.3 | 0.4 |
| 2005 | -17.8 | 9.9 | -5.3 | -24.5 | 18.1 | -8.0 | 29.7 | 8.2 | -1.8 | -17.9 | 8.1 | -0.4 |
| 2004 | 5.7 | -8.4 | -3.3 | -14.5 | 9.4 | 1.8 | -24.7 | -24.7 | 4.1 | 23.6 | 3.0 | 0.1 |
| 2003 | -20.1 | 11.6 | 0.4 | -0.3 | 47.8 | 0.9 | -5.0 | 8.4 | 4.3 | 22.5 | 10.5 | 1.1 |
| 2002 | -0.9 | 12.2 | 17.7 | -16.4 | -17.8 | -13.2 | -36.2 | -15.7 | -24.1 | 26.1 | 35.3 | -20.6 |
| 2001 | 17.6 | -28.7 | 5.7 | 19.7 | 0.9 | -12.2 | -2.9 | -3.5 | -40.5 | 18.2 | 20.9 | 8.2 |
| 2000 | -1.9 | 34.4 | -5.8 | 34.1 | -21.8 | -14.5 | -14.3 | 2.9 | -46.0 | -10.7 | -3.8 | 23.9 |
| 1999 | 53.4 | -26.1 | 13.7 | -13.5 | 11.9 | 35.9 | 3.5 | -8.3 | 3.6 | 9.2 | 13.2 | 51.5 |
| 1998 | 23.4 | 19.5 | -15.1 | -8.9 | -15.8 | -13.0 | -14.3 | -24.3 | 5.0 | 78.1 | -1.4 | 32.2 |
| 1997 | 26.7 | -11.7 | 6.0 | 13.4 | 25.2 | -3.7 | 18.0 | 19.4 | -3.4 | -30.4 | -12.3 | -2.5 |
| 1996 | -11.9 | -6.8 | -18.8 | 22.4 | -1.8 | -14.3 | -21.7 | 14.8 | 7.3 | -4.5 | 48.8 | 3.2 |
| 1995 | -4.1 | 11.9 | 14.1 | 22.0 | 6.9 | 20.8 | 25.2 | -7.5 | -5.0 | -7.3 | -21.7 | -3.8 |
| 1994 | 4.0 | 0.0 | -12.6 | -6.4 | -6.3 | 19.8 | -4.7 | 17.8 | -1.3 | 11.9 | -4.9 | 8.4 |
| 1993 | -5.7 | 1.7 | 5.1 | -8.9 | 30.1 | 16.3 | 12.9 | 15.5 | -0.5 | -13.1 | -2.6 | 18.1 |
| 1992 | 12.6 | 8.4 | -15.5 | -9.9 | -20.3 | -9.6 | 10.6 | 7.5 | 0.0 | 11.9 | 6.2 | 2.5 |
| 1991 | 21.4 | 17.6 | 1.3 | 0.0 | 13.6 | 9.8 | -11.9 | 24.7 | -15.3 | 26.6 | -10.1 | 18.7 |
| 1990 | -18.2 | -1.4 | 18.3 | -15.5 | 14.1 | 0.0 | -13.6 | -25.7 | -23.1 | -15.0 | 55.9 | 5.7 |
| 1989 | 12.8 | -3.8 | -8.8 | 10.8 | 12.6 | -21.6 | 1.1 | -2.2 | 12.2 | -15.8 | -1.2 | 4.8 |
| 1988 | -21.7 | 13.9 | 11.3 | 3.9 | -8.3 | 15.6 | -4.3 | -7.4 | -8.0 | -7.8 | -14.2 | 3.3 |
| 1987 | 19.9 | 22.9 | -2.1 | 14.3 | 9.3 | -11.0 | 9.1 | 16.6 | 1.9 | -41.9 | -24.7 | 8.4 |
| 1986 | -3.2 | 15.1 | -3.4 | 10.1 | 1.4 | -20.7 | -14.8 | 12.0 | -17.9 | -3.6 | -0.8 | -0.8 |
| 1985 | 14.4 | -6.7 | -15.3 | -8.0 | -1.7 | 10.6 | 3.2 | -5.7 | -10.9 | -4.3 | 10.9 | 6.9 |
| 1984 | -14.6 | -9.8 | 7.7 | -4.2 | -9.6 | 5.8 | -8.2 | 27.4 | -18.0 | -2.4 | -9.3 | 11.8 |
| 1983 | 31.1 | 9.4 | 5.2 | 7.0 | 21.2 | 13.9 | -6.5 | 7.8 | 13.3 | -10.3 | 8.5 | 2.1 |
| 1982 | 0.7 | -11.7 | -10.0 | 5.4 | 5.1 | -4.0 | 14.7 | 23.8 | -2.7 | 26.4 | 26.4 | -13.3 |
| 1981 | -12.9 | -9.5 | 4.3 | -3.1 | 15.9 | -14.3 | -3.9 | -4.4 | -9.3 | 2.0 | 5.4 | 2.2 |
| 1980 | 21.8 | -6.4 | -5.6 | -5.9 | -2.1 | -0.3 | 22.1 | 0.3 | 11.3 | -3.9 | 23.4 | -14.8 |
| 1979 | 0.0 | -6.1 | 4.0 | 23.3 | -6.9 | 13.5 | -6.5 | 22.3 | 11.5 | -13.1 | 45.7 | 4.8 |
| 1978 | -5.4 | -4.3 | 21.6 | 11.0 | 12.7 | -6.4 | 14.7 | -2.3 | -2.3 | -30.1 | -2.7 | -7.0 |
| 1977 | 2.6 | -16.2 | 5.1 | 1.0 | 6.7 | 8.1 | 2.5 | 8.9 | -9.7 | -0.8 | 18.3 | 4.2 |
| 1976 | 28.6 | 16.7 | 4.8 | 4.5 | 6.5 | 4.1 | -5.2 | -6.2 | 0.7 | -16.8 | 6.1 | -5.8 |
| 1975 | 68.8 | -14.8 | 47.8 | 13.7 | -0.9 | 2.6 | -4.2 | -23.0 | 3.5 | -1.1 | -3.4 | -2.3 |
| 1974 | -1.9 | 12.6 | -10.6 | 0.0 | 15.8 | -4.5 | -25.0 | -2.4 | -30.1 | 8.1 | -39.8 | -14.3 |
| 1973 | · | -20.6 | -3.3 | 8.4 | -7.0 | 0.0 | 18.3 | 9.9 | 24.4 | 1.0 | -26.5 | 6.9 |
| Avg | 5.6 | 2.1 | 1.1 | 2.4 | 4.6 | 0.4 | -0.4 | 0.9 | -3.3 | 1.3 | 4.4 | 4.8 |
Values in %. Current and first-listed months are partial (greyed).
returnsview.com
TER seasonality — average by calendar month
Teradyne has monthly history back to 1973. Its strongest month by median is May — positive in 35 of 54 years, median +5.5%, and higher in 8 of the last 9. July is the soft spot, down in 29 of 54 with a median of -3.4%. Across its full record it has closed 53% of months higher, swings ±14.8% in an average month and has fallen 97.3% peak to trough.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | +5.7% | +2.1% | +1.1% | +2.4% | +4.6% | +0.4% | -0.4% | +0.9% | -3.6% | +1.3% | +4.4% | +4.8% |
| Win rate | 53%/53 | 54%/54 | 54%/54 | 56%/54 | 65%/54 | 46%/54 | 46%/54 | 48%/54 | 40%/53 | 49%/53 | 60%/53 | 70%/53 |
Win rate = share of positive months / sample size.
TER risk & extremes
TER 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 Teradyne's best month?+
Teradyne's strongest completed month on record is October 1998, at +78.08%.
What was Teradyne's worst month?+
Its weakest completed month on record is September 2000, at -46.01%.
Is Teradyne up this year?+
Teradyne is up 98.39% year to date, measured from its last close before 1 January.
What is Teradyne's 1-year return?+
+233.96% 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 Teradyne's biggest drawdown?+
The deepest peak-to-trough fall on record is 97.3%, measured on month-end closes since 1973.
Which calendar month is historically best for Teradyne?+
January has the highest average return across every completed January since 1973. An average is not a forecast.
About Teradyne
Teradyne is an S&P 500 company, an information technology business worth about $60 billion. It sells the picks and shovels of the digital gold rush — with price receipts on this site going back to 1973. And the long game: $100 at its first close here (1973) would be about $39,555 today.
Did you know?
- Its best month on record was October 1998 at +78.08%; its worst, September 2000 at -46.01%.
- It has closed December in the green 37 out of 53 times — calendar astrology, but the fun kind.
Trivia for entertainment — the numbers come from our price data; the jokes don't.