Diodes (DIOD) Latest Stock Analysis Report – Oct 15, 2026, 4:00 PM ET
Updated Oct 15, 2026, 4:00 PM ET
- Closed at $85.36, -1.56% vs the prior close of $86.71.
- Volume 611.50K shares, 1.0x its 50-day average.
- New SEC filings: 8-K (Oct 15, 2026).
- No new insider buys or sales reported since the prior session.
DIOD dips 1.6% to $85.36, a 1-month low. Closed at $85.36, -1.56% vs the prior close of $86.71. Day range $80.63–$85.71, opened at $83.14.
DIOD daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 15, 2026 — DIOD dips 1.6% to $85.36, a 1-month low
- Closed at $85.36, -1.56% vs the prior close of $86.71. Day range $80.63–$85.71, opened at $83.14.
- Volume was 611.50K shares, 1.0x its 50-day average of 597.51K.
- Price is -10.1% vs its 50-day average ($94.90) and -1.0% vs its 200-day average ($86.19).
- 52-week range $42.28–$125.99; today's close sits at 51% of that range, 32.2% below the 52-week high.
- SEC filings that day: 8-K.
Oct 14, 2026 — DIOD slides 4.4% to $86.71, a 1-month low
- Closed at $86.71, -4.42% vs the prior close of $90.72. Day range $84.69–$89.40, opened at $87.52.
- Volume was 495.30K shares, 0.8x its 50-day average of 599.26K.
- Price is -8.6% vs its 50-day average ($94.91) and +0.8% vs its 200-day average ($86.01).
- 52-week range $42.28–$125.99; today's close sits at 53% of that range, 31.2% below the 52-week high.
Oct 13, 2026 — DIOD ends flat (+0.1%) to $90.72
- Closed at $90.72, +0.11% vs the prior close of $90.62. Day range $87.29–$91.02, opened at $89.17.
- Volume was 370.70K shares, 0.6x its 50-day average of 599.43K.
- Price is -4.4% vs its 50-day average ($94.94) and +5.7% vs its 200-day average ($85.83).
- 52-week range $42.28–$125.99; today's close sits at 58% of that range, 28.0% below the 52-week high.
Oct 12, 2026 — DIOD slides 4.6% to $90.62, 4 down days in a row
- Closed at $90.62, -4.55% vs the prior close of $94.94. Day range $90.29–$93.72, opened at $93.12.
- Volume was 343.40K shares, 0.6x its 50-day average of 604.40K — lighter than usual.
- Price is -4.4% vs its 50-day average ($94.76) and +5.8% vs its 200-day average ($85.63).
- 52-week range $42.28–$125.99; today's close sits at 58% of that range, 28.1% below the 52-week high.
- That makes 4 straight losses.
Oct 9, 2026 — DIOD dips 1.4% to $94.94, 3 down days in a row
- Closed at $94.94, -1.35% vs the prior close of $96.24. Day range $94.34–$97.72, opened at $97.72.
- Volume was 365.10K shares, 0.6x its 50-day average of 609.96K — lighter than usual.
- Price is +0.4% vs its 50-day average ($94.60) and +11.1% vs its 200-day average ($85.42).
- 52-week range $42.28–$125.99; today's close sits at 63% of that range, 24.6% below the 52-week high.
- That makes 3 straight losses.
Oct 8, 2026 — DIOD slides 4.4% to $96.24
- Closed at $96.24, -4.38% vs the prior close of $100.65. Day range $95.34–$99.95, opened at $98.62.
- Volume was 368.70K shares, 0.6x its 50-day average of 616.37K — lighter than usual.
- Price is +2.0% vs its 50-day average ($94.34) and +13.0% vs its 200-day average ($85.20).
- 52-week range $42.28–$125.99; today's close sits at 64% of that range, 23.6% below the 52-week high.
Oct 7, 2026 — DIOD slides 6.6% to $100.65
- Closed at $100.65, -6.58% vs the prior close of $107.74. Day range $98.16–$105.23, opened at $104.61.
- Volume was 777.70K shares, 1.3x its 50-day average of 609.53K.
- Price is +7.1% vs its 50-day average ($93.94) and +18.4% vs its 200-day average ($84.98).
- 52-week range $42.28–$125.99; today's close sits at 70% of that range, 20.1% below the 52-week high.
Oct 6, 2026 — DIOD jumps 4.1% to $107.74, a 3-month high
- Closed at $107.74, +4.07% vs the prior close of $103.53. Day range $106.45–$110.86, opened at $107.56.
- Volume was 952.90K shares, 1.6x its 50-day average of 597.23K.
- Price is +15.2% vs its 50-day average ($93.53) and +27.2% vs its 200-day average ($84.73).
- 52-week range $42.28–$125.99; today's close sits at 78% of that range, 14.5% below the 52-week high.
Oct 5, 2026 — DIOD ends flat (-0.3%) to $103.53
- Closed at $103.53, -0.30% vs the prior close of $103.84. Day range $101.15–$105.20, opened at $105.20.
- Volume was 421.40K shares, 0.7x its 50-day average of 594.74K.
- Price is +11.2% vs its 50-day average ($93.09) and +22.6% vs its 200-day average ($84.44).
- 52-week range $42.28–$125.99; today's close sits at 73% of that range, 17.8% below the 52-week high.
Oct 2, 2026 — DIOD jumps 6.5% to $103.84, a 1-month high
- Closed at $103.84, +6.51% vs the prior close of $97.49. Day range $100.45–$105.64, opened at $100.98.
- Volume was 663.10K shares, 1.1x its 50-day average of 588.46K.
- Price is +11.9% vs its 50-day average ($92.76) and +23.4% vs its 200-day average ($84.17).
- 52-week range $42.28–$125.99; today's close sits at 74% of that range, 17.6% below the 52-week high.
DIOD latest news & SEC filings
Every SEC filing by or about DIOD in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 15, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
Aug 27, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 8.01 — Reported other events the company considers important.
Aug 18, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 1.01 — Signed a material agreement.
- Item 2.03 — Took on a new material debt or financial obligation.
- Item 3.02 — Sold unregistered shares.
- Item 8.01 — Reported other events the company considers important.
Aug 13, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Aug 13, 2026 · Form 3 — New insider holdings
Initial insider ownership statement (Form 3) — a new director, officer or 10% owner disclosed their holdings
Aug 12, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 2.02 — Reported results of operations (earnings release).
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
This is a results-day filing: the earnings press release is attached as an exhibit.
Aug 7, 2026 · Form SCHEDULE 13G — Passive stake (13G)
Passive stake (13G) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 6, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 5, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Quarter ended Jun 30, 2026:
- Revenue: $445.53M (prior year $366.21M) (+21.7% vs Jun 30, 2025)
- Net income: $46.65M (prior year $46.10M) (+1.2% vs Jun 30, 2025)
- Diluted EPS: $1.00 (prior year $0.99) (+1.0% vs Jun 30, 2025)
Aug 5, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 2.02 — Reported results of operations (earnings release).
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
This is a results-day filing: the earnings press release is attached as an exhibit.
Jul 28, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
Jul 15, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
Jul 14, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Jul 14, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 1.01 — Signed a material agreement.
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
Things to know before you trade DIOD
- Last results release: Aug 12, 2026 (8-K Item 2.02). Previous ones: Aug 5, 2026, May 12, 2026, May 7, 2026. Based on that rhythm, the next report is likely around Nov 11, 2026 — an estimate, not a confirmed date.
- How much it moves: over the last 20 sessions the average daily move was 2.40% (largest 6.6%).
- Liquidity: about 527.79K shares (≈$45.05M) trade per day on average.
- 52-week position: $85.36 vs a range of $42.28–$125.99 (51% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 0 open-market buys, 25 sales; latest: Richard Dallas White sold 2,000 shares on May 29, 2026.
- Latest filings: 8-K Oct 15, 2026; 8-K Aug 27, 2026; 8-K Aug 18, 2026.
- Share count: 46.05M shares outstanding (Jul 30, 2026), -0.8% vs a year earlier.
- Listing: Nasdaq · industry: Semiconductors & Related Devices.
DIOD market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 15, 2026 | 83.14 | 85.71 | 80.63 | 85.36 | 611.50K |
| Oct 14, 2026 | 87.52 | 89.40 | 84.69 | 86.71 | 495.30K |
| Oct 13, 2026 | 89.17 | 91.02 | 87.29 | 90.72 | 370.70K |
| Oct 12, 2026 | 93.12 | 93.72 | 90.29 | 90.62 | 343.40K |
| Oct 9, 2026 | 97.72 | 97.72 | 94.34 | 94.94 | 365.10K |
| Oct 8, 2026 | 98.62 | 99.95 | 95.34 | 96.24 | 368.70K |
| Oct 7, 2026 | 104.61 | 105.23 | 98.16 | 100.65 | 777.70K |
| Oct 6, 2026 | 107.56 | 110.86 | 106.45 | 107.74 | 952.90K |
| Oct 5, 2026 | 105.20 | 105.20 | 101.15 | 103.53 | 421.40K |
| Oct 2, 2026 | 100.98 | 105.64 | 100.45 | 103.84 | 663.10K |
| Oct 1, 2026 | 96.18 | 97.62 | 95.00 | 97.49 | 338.30K |
| Sep 30, 2026 | 97.18 | 98.23 | 96.01 | 96.79 | 402.40K |
| Sep 29, 2026 | 97.97 | 98.74 | 95.96 | 97.18 | 442.10K |
| Sep 28, 2026 | 95.84 | 96.57 | 92.90 | 96.37 | 465.50K |
| Sep 25, 2026 | 95.89 | 97.91 | 95.13 | 95.84 | 353.20K |
| Sep 24, 2026 | 93.70 | 95.17 | 91.85 | 94.74 | 518.60K |
| Sep 23, 2026 | 94.79 | 95.83 | 92.23 | 95.51 | 328.70K |
| Sep 22, 2026 | 90.25 | 96.43 | 89.56 | 95.94 | 945.50K |
| Sep 21, 2026 | 94.43 | 94.43 | 90.68 | 90.73 | 686.60K |
| Sep 18, 2026 | 92.20 | 92.43 | 90.25 | 92.37 | 705.20K |
About Diodes
Diodes (DIOD) is listed on the Nasdaq and classified by the SEC under “Semiconductors & Related Devices”. Its business address is in PLANO, TX. State of incorporation: DE. Fiscal year ends December 31. SEC CIK 29002.
DIOD board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Elizabeth Bull | Director | May 13, 2026 |
| Button Angie Chen | Director | May 13, 2026 |
| Warren Chen | Director | May 13, 2026 |
| Philip J Ritter | Director | May 13, 2026 |
| Huey-Jen Jenny Su | Director | May 13, 2026 |
| Evan Yu | Director | Aug 13, 2026 |
| Gary Yu | President and CEO | May 27, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Francis Tang | Chief Technology Officer | Jun 1, 2026 |
| Andy Tsong | SVP Worldwide Products Group | May 27, 2026 |
| Richard Dallas White | Corporate Secretary | Jun 1, 2026 |
| Brett R Whitmire | CFO | May 13, 2026 |
| Emily Yang | SVP Worldwide Sales/Marketing | May 27, 2026 |
| Gary Yu | President and CEO | May 27, 2026 |
| Jin Zhao | President, Diodes Asia | May 27, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 29, 2026 | Richard Dallas White | Sale | 2,000 | $107.01 |
| May 29, 2026 | Richard Dallas White | Sale | 1,000 | $104.48 |
| May 29, 2026 | Francis Tang | Sale | 15,330 | $112.04 |
| May 27, 2026 | Francis Tang | Sale | 5,000 | $110.08 |
| May 27, 2026 | Gary Yu | Sale | 3,632 | $110.08 |
| May 27, 2026 | Emily Yang | Sale | 3,000 | $110.08 |
| May 26, 2026 | Jin Zhao | Sale | 3,689 | $106.86 |
| May 26, 2026 | Francis Tang | Sale | 4,137 | $108.00 |
| May 26, 2026 | Andy Tsong | Sale | 1,582 | $106.96 |
| May 26, 2026 | Emily Yang | Sale | 2,000 | $107.52 |
| May 20, 2026 | Emily Yang | Sale | 2,000 | $96.81 |
| May 15, 2026 | Emily Yang | Sale | 2,000 | $101.47 |
| May 13, 2026 | Brett R Whitmire | Sale | 16,556 | $103.34 |
| May 12, 2026 | Jin Zhao | Sale | 2,760 | $102.36 |
| May 12, 2026 | Francis Tang | Sale | 3,643 | $108.00 |
DIOD financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | $1.48B | $66.14M | 1.43 | $215.51M |
| Dec 31, 2024 | $1.31B | $44.02M | 0.95 | $119.44M |
| Dec 31, 2023 | $1.66B | $227.18M | 4.91 | $280.91M |
| Dec 31, 2022 | $2.00B | $331.28M | 7.20 | $392.50M |
| Dec 31, 2021 | $1.81B | $228.76M | 5.00 | $338.54M |
Latest balance sheet: total assets $2.58B, total liabilities $561.06M, cash $430.45M (as of Jun 30, 2026).
DIOD earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Aug 12, 2026 | 8-K Item 2.02 (results) | $107.04 |
| Aug 5, 2026 | 8-K Item 2.02 (results) | $85.59 |
| May 12, 2026 | 8-K Item 2.02 (results) | $103.45 |
| May 7, 2026 | 8-K Item 2.02 (results) | $112.59 |
| Feb 12, 2026 | 8-K Item 2.02 (results) | $72.08 |
| Feb 10, 2026 | 8-K Item 2.02 (results) | $61.70 |
| Nov 6, 2025 | 8-K Item 2.02 (results) | $51.80 |
| Aug 11, 2025 | 8-K Item 2.02 (results) | $50.83 |
| Aug 7, 2025 | 8-K Item 2.02 (results) | $47.17 |
| May 12, 2025 | 8-K Item 2.02 (results) | $47.57 |
| May 8, 2025 | 8-K Item 2.02 (results) | $39.93 |
| Feb 14, 2025 | 8-K Item 2.02 (results) | $53.47 |
Related stocks · Semiconductors & Related Devices
Micron Technology (MU)Nvidia (NVDA)AMD (AMD)Intel (INTC)Broadcom (AVGO)Taiwan Semiconductor Manufacturing (TSM)Marvell Technology (MRVL)Applied Materials (AMAT)SK hynix (SKHY)Texas Instruments (TXN)
Popular today
Micron Technology (MU)Spdr S&P 500 Etf (SPY)Nvidia (NVDA)Sandisk (SNDK)AMD (AMD)Space Exploration Technologies (SPCX)Intel (INTC)Apple (AAPL)Microsoft (MSFT)Meta Platforms (META)Broadcom (AVGO)Tesla (TSLA)
More on DIOD
Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 15, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.