Brett R. Whitmire
CIK: 0001768901
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
DIODES INC /DEL/
Discretionary Trading P&L
Holdings
Transaction History (13 total)
- May 13, 2026DIOD
DIODES INC /DEL/
Sale(S)Direct16.6K shares at avg. $103.34$1.7M - Feb 13, 2026DIOD
DIODES INC /DEL/
Sale(S)Direct6K shares at avg. $71.22$424K - Feb 3, 2026DIOD
DIODES INC /DEL/
Sale(S)Direct830 shares at avg. $60.85$51K - Feb 2, 2026DIOD
DIODES INC /DEL/
Tax Payment(F)Direct2.8K shares at avg. $60.66$170K - Feb 1, 2026DIOD
DIODES INC /DEL/
Award(A)Direct22K shares- - Feb 1, 2026DIOD
DIODES INC /DEL/
Award(A)Direct22K shares- - Aug 27, 2025DIOD
DIODES INC /DEL/
Sale(S)Direct2K shares at avg. $55.90$112K - Feb 24, 2025DIOD
DIODES INC /DEL/
Tax Payment(F)Direct748 shares at avg. $54.26$41K - Feb 4, 2025DIOD
DIODES INC /DEL/
Sale(S)Direct830 shares at avg. $56.04$47K - Feb 3, 2025DIOD
DIODES INC /DEL/
Award(A)Direct8K shares- - Feb 3, 2025DIOD
DIODES INC /DEL/
Tax Payment(F)Direct2K shares at avg. $56.45$113K - Feb 3, 2025DIOD
DIODES INC /DEL/
Award(A)Direct8K shares- - Aug 29, 2024DIOD
DIODES INC /DEL/
Sale(S)Direct1.9K shares at avg. $69.99$133K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 13, 2026 | DIOD DIODES INC /DEL/ | Sale(S) | 16,556 | $103.34 | $1,710,905 | Direct |
| Feb 13, 2026 | DIOD DIODES INC /DEL/ | Sale(S) | 5,953 | $71.22 | $423,979 | Direct |
| Feb 3, 2026 | DIOD DIODES INC /DEL/ | Sale(S) | 830 | $60.85 | $50,506 | Direct |
| Feb 2, 2026 | DIOD DIODES INC /DEL/ | Tax Payment(F) | 2,806 | $60.66 | $170,212 | Direct |
| Feb 1, 2026 | DIOD DIODES INC /DEL/ | Award(A) | 22,000 | - | $0 | Direct |
| Feb 1, 2026 | DIOD DIODES INC /DEL/ | Award(A) | 22,000 | - | $0 | Direct |
| Aug 27, 2025 | DIOD DIODES INC /DEL/ | Sale(S) | 2,000 | $55.90 | $111,790 | Direct |
| Feb 24, 2025 | DIOD DIODES INC /DEL/ | Tax Payment(F) | 748 | $54.26 | $40,586 | Direct |
| Feb 4, 2025 | DIOD DIODES INC /DEL/ | Sale(S) | 830 | $56.04 | $46,513 | Direct |
| Feb 3, 2025 | DIOD DIODES INC /DEL/ | Award(A) | 8,000 | - | - | Direct |
| Feb 3, 2025 | DIOD DIODES INC /DEL/ | Tax Payment(F) | 2,010 | $56.45 | $113,465 | Direct |
| Feb 3, 2025 | DIOD DIODES INC /DEL/ | Award(A) | 8,000 | - | - | Direct |
| Aug 29, 2024 | DIOD DIODES INC /DEL/ | Sale(S) | 1,900 | $69.99 | $132,974 | Direct |
1-13 of 13 transactions
About Whitmire Brett R
Whitmire Brett R (SEC CIK 0001768901) files insider reports with the SEC as CFO of DIODES INC /DEL/ (DIOD).
Signal8 holds 7 ownership filings by Whitmire Brett R, all Form 4s, filed between Sep 3, 2024 and May 13, 2026. Those filings report 13 transactions, from Aug 29, 2024 to May 13, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Whitmire Brett R's filings is in PLANO, TX.
Recent filings by Whitmire Brett R
- May 13, 2026: Open-market sale of DIOD shares (Form 4, code S).
- Feb 13, 2026: Open-market sale of DIOD shares (Form 4, code S).
- Feb 3, 2026: Open-market sale of DIOD shares (Form 4, code S).
- Feb 2, 2026: Tax withholding of DIOD shares (Form 4, code F).
- Feb 1, 2026: Grants or awards of DIOD shares (2 lines, Form 4, code A).
Other insiders filing for DIODES INC /DEL/ (DIOD)
- Yu Evan, Director
- Tang Francis, Chief Technology Officer
- White Richard Dallas, Corporate Secretary
- LU KEH SHEW, Director
- Zhao Jin, President, Diodes Asia
- Tsong Andy, SVP Worldwide Analog Products