DIODDiodes Incorporated
What is the market doing?
No clear lean: rangebound and moderately shorted.
Rangebound, no clear trend. Oversold (RSI 24). Price is −6% vs its 200-day average.
Moderately shorted, settled Sep 30, 2026, about a week of normal trading to cover. Up 6.1% since the previous count, up from 4.5% of shares outstanding three months ago.
Against the whole market›
Percentile against every name Ryufin tracks. Higher is better; the tick marks the middle of the market. Context, not one of the checks above.
Where this answer is blind. Insider selling is often routine (taxes, diversification); only cluster buying is a strong tell.
How DIOD is trading
Diodes Incorporated is +45% over the past year while the S&P 500 is +16%: 29 points ahead of the market.
1-year return · S&P 500 +16%
- vs 200-day average
- −6.3%
vs 200-day average · below trend, but not far
- RSI (14)
- 24
RSI (14) · oversold, sold harder than it has been bought
- Below its 52-week high
- 34%
Below its 52-week high
Details›
- Last close2026-10-23
- $81.07
- 1 monthS&P 500 −0.94%
- −14%
- 1 yearS&P 500 +16%
- +45%
- 5 yearsS&P 500 +86%
- −6.8%
- vs 50-day average$92.90
- −13%
- 52-week high
- $122.76
- 52-week low
- $42.36
- Annualised volatility
- 59%
- Insider selling, net, 6 monthsForms 3/4/5 to 2026-10-22
- $7.6M
| Year | Return |
|---|---|
| 2026 (year to date) | +64% |
| 2025 | −20% |
| 2024 | −23% |
| 2023 | +5.8% |
| 2022 | −31% |
| 2021 | +56% |
| 2020 | +25% |
| 2019 | +75% |
| 2018 | +13% |
| 2017 | +12% |
| Month | Years | Positive | Average |
|---|---|---|---|
| Jan | 10 | 4 of 10 | −0.76% |
| Feb | 10 | 6 of 10 | +1.8% |
| Mar | 10 | 6 of 10 | −2.9% |
| Apr | 10 | 4 of 10 | +3.7% |
| May | 10 | 6 of 10 | +4.2% |
| Jun | 10 | 7 of 10 | +2.9% |
| Jul | 11 | 8 of 11 | +3.8% |
| Aug | 11 | 6 of 11 | +0.44% |
| Sep | 11 | 5 of 11 | +0.05% |
| Oct | 11 | 6 of 11 | −0.42% |
| Nov | 10 | 7 of 10 | +7.4% |
| Dec | 10 | 6 of 10 | +3.0% |
End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.
Where the price stands
Its trend against the 50-day and 200-day averages, and the levels it keeps coming back to.
What it has returned
With dividends, year by year, month by month, and by calendar month on average.