Insider · CIK 0001363562
Francis Tang
Files at DIOD (DIODES INC /DEL/). First filing May 13, 2026, latest Jun 1, 2026.
In brief
Francis Tang files SEC Form 4 as officer at DIOD (DIODES INC /DEL/). Since May 13, 2026, Francis Tang has reported 0 open-market buys worth $0 and 3 open-market sells worth $3.1M, the latest filed on Jun 1, 2026.
A track record needs three past buys with six months of prices behind them; Francis Tang has 0, so none is measured yet.
The newest scored trade: sold $1.7M of DIOD on May 29, 2026, filed Jun 1, 2026, scored 60 (notable). In the last 12 months: 0 buys worth $0 and 3 sells worth $3.1M.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
DIOD: DIODES INC /DEL/
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 60Notable | DIODES INC /DEL/ | $1.7M 15,330 shares | -18% | +149% from low-9% from high | |
| 55Moderate | DIODES INC /DEL/ | $997k 9,137 shares | -10% | +156% from low-7% from high | |
| 46Moderate | DIODES INC /DEL/ | $393k 3,643 shares | -4% | +144% from low-11% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| May 29, 2026 | DIOD DIODES INCORPORATED | 15,330 0.03% of outstanding | $1.7M | May 29, 2026 | $1.4M |
| May 27, 2026 | DIOD DIODES INCORPORATED | 5,000 0.01% of outstanding | $550k | May 27, 2026 | $840k |
| May 26, 2026 | DIOD DIODES INCORPORATED | 4,137 0.01% of outstanding | $447k | May 26, 2026 | $393k |
| May 12, 2026 | DIOD DIODES INCORPORATED | 3,643 0.01% of outstanding | $393k | May 12, 2026 | none |
Transactions
Every row this insider has filed, 18 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| May 29, 2026 | DIOD DIODES INC /DEL/ | SOpen-market sale Diodes Incorporated Common Stock | -15,330 | $112.04 | $1.7M | 71,438 | Jun 1, 2026 |
| May 26, 2026 | DIOD DIODES INC /DEL/ | SOpen-market sale Diodes Incorporated Common Stock | -4,137 | $108.00 | $447k | 91,768 | May 27, 2026 |
| May 27, 2026 | DIOD DIODES INC /DEL/ | SOpen-market sale Diodes Incorporated Common Stock | -5,000 | $110.08 | $550k | 86,768 | May 27, 2026 |
| May 12, 2026 | DIOD DIODES INC /DEL/ | SOpen-market sale Diodes Incorporated Common Stock | -3,643 | $108.00 | $393k | 95,905 | May 13, 2026 |
| Feb 1, 2026 | DIOD DIODES INC /DEL/ | AGrant or award Diodes Incorporated Common Stock | +13,000 | $0.00 | $0 | 101,616 | Feb 4, 2026 |
| Feb 2, 2026 | DIOD DIODES INC /DEL/ | FTax withholding Diodes Incorporated Common Stock | -2,068 | $60.66 | $125k | 99,548 | Feb 4, 2026 |
| Feb 1, 2026 | DIOD DIODES INC /DEL/ | AGrant or award Diodes Incorporated Common Stock - Performance Stock Units | +13,000 | $0.00 | $0 | 37,200 | Feb 4, 2026 |
| Feb 24, 2025 | DIOD DIODES INC /DEL/ | FTax withholding Diodes Incorporated Common Stock | -463 | $54.26 | $25k | 88,616 | Feb 26, 2025 |
| Feb 3, 2025 | DIOD DIODES INC /DEL/ | AGrant or award Diodes Incorporated Common Stock | +8,000 | $0.00 | $0 | 90,646 | Feb 5, 2025 |
| Feb 3, 2025 | DIOD DIODES INC /DEL/ | FTax withholding Diodes Incorporated Common Stock | -1,567 | $56.45 | $88k | 89,079 | Feb 5, 2025 |
| Feb 3, 2025 | DIOD DIODES INC /DEL/ | AGrant or award Diodes Incorporated Common Stock - Performance Stock Units | +8,000 | $0.00 | $0 | 31,800 | Feb 5, 2025 |
| Feb 26, 2024 | DIOD DIODES INC /DEL/ | FTax withholding Diodes Incorporated Common Stock | -748 | $68.45 | $51k | 82,646 | Feb 27, 2024 |
| Feb 20, 2024 | DIOD DIODES INC /DEL/ | FTax withholding Diodes Incorporated Common Stock | -1,506 | $67.91 | $102k | 83,394 | Feb 22, 2024 |
| Feb 14, 2024 | DIOD DIODES INC /DEL/ | AGrant or award Diodes Incorporated Common Stock | +7,600 | $0.00 | $0 | 89,428 | Feb 15, 2024 |
| Feb 14, 2024 | DIOD DIODES INC /DEL/ | FTax withholding Diodes Incorporated Common Stock | -4,528 | $68.16 | $309k | 84,900 | Feb 15, 2024 |
| Feb 1, 2024 | DIOD DIODES INC /DEL/ | AGrant or award Diodes Incorporated Common Stock | +7,200 | $0.00 | $0 | 82,927 | Feb 2, 2024 |
| Feb 1, 2024 | DIOD DIODES INC /DEL/ | FTax withholding Diodes Incorporated Common Stock | -1,099 | $67.69 | $74k | 81,828 | Feb 2, 2024 |
| Feb 1, 2024 | DIOD DIODES INC /DEL/ | AGrant or award Diodes Incorporated Common Stock - Performance Stock Units | +7,200 | $0.00 | $0 | 31,400 | Feb 2, 2024 |
Questions about Francis Tang
Answered from the filings on this page, as of the latest one.
Is Francis Tang buying or selling?
In the last 12 months Francis Tang reported 0 open-market buys worth $0 and 3 open-market sells worth $3.1M on SEC Form 4; the latest was sold $1.7M of DIOD on May 29, 2026. Grants, option exercises and tax withholding are not counted.
How did Francis Tang's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Francis Tang has 0.
Where does Francis Tang file Form 4?
Francis Tang has filed Form 4 at DIOD (DIODES INC /DEL/) as SVP, WW Discrete Products. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.