Diodes Inc (DIOD)

Diodes Inc. experienced significant insider selling over the past ninety days, totaling nearly five million dollars in net value. Twenty-three transactions occurred, all involving divestments by executives. This activity follows a positive earnings report where the company beat expectations by 14.75 percent, while the stock price remains near its yearly high.
Ticker: DIOD Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Diodes Inc. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
3.2
White Richard Dallas Corporate Secretary Officer
Transaction date
Sale
Price
179.06
Quantity 73,074 -23.3%
Value US$3,874,468
3.2
White Richard Dallas Corporate Secretary Officer
Transaction date
Sale
Price
85.54
Quantity 31,295 -34.1%
Value US$19,862
3.1
Tang Francis Chief Technology Officer Officer
Transaction date
Sale
Price
220.39
Quantity 70,935 -49.7%
Value US$3,174,556
3.1
FRANCIS TANG Officer Officer
Transaction date
Proposed sale
Price
112.04
Quantity 15,330
Value US$1,717,620
3.2
White Richard Dallas Officer Officer
Transaction date
Proposed sale
Price
109.89
Quantity 3,000
Value US$329,670
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
110.08
Quantity 3,000 -4.6%
Value US$330,240
3.1
Tang Francis Chief Technology Officer Officer
Transaction date
Sale
Price
110.08
Quantity 5,000 -5.4%
Value US$550,400
2.9
Yu Gary President and CEO Executive Director
Transaction date
Sale
Price
110.08
Quantity 3,632 -3.2%
Value US$399,811
3.2
EMILY S YANG Officer Officer
Transaction date
Proposed sale
Price
110.08
Quantity 3,000
Value US$330,240
2.9
GARY YU Officer; Director Executive Director
Transaction date
Proposed sale
Price
110.08
Quantity 3,632
Value US$399,811
3.1
FRANCIS TANG Officer Officer
Transaction date
Proposed sale
Price
110.08
Quantity 5,000
Value US$550,400
2.9
Zhao Jin President, Diodes Asia Officer
Transaction date
Sale
Price
106.86
Quantity 3,689 -7.8%
Value US$394,209
2.8
Tsong Andy SVP Worldwide Products Group Officer
Transaction date
Sale
Price
106.96
Quantity 1,582 -3.2%
Value US$169,203
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
107.52
Quantity 2,000 -3.0%
Value US$215,040
3.1
Tang Francis Chief Technology Officer Officer
Transaction date
Sale
Price
108.00
Quantity 4,137 -4.3%
Value US$446,796
2.9
JIN ZHAO Officer Officer
Transaction date
Proposed sale
Price
106.86
Quantity 3,689
Value US$394,209
2.8
KUO-TING TSONG Officer Officer
Transaction date
Proposed sale
Price
106.96
Quantity 1,582
Value US$169,203
3.1
FRANCIS TANG Officer Officer
Transaction date
Proposed sale
Price
108.00
Quantity 4,137
Value US$446,796
3.2
EMILY S YANG Officer Officer
Transaction date
Proposed sale
Price
107.52
Quantity 2,000
Value US$215,040
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
96.81
Quantity 2,000 -2.9%
Value US$193,620
3.2
EMILY S YANG Officer Officer
Transaction date
Proposed sale
Price
96.81
Quantity 2,000
Value US$193,620
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
101.47
Quantity 2,000 -2.8%
Value US$202,930
3.2
EMILY S YANG Officer Officer
Transaction date
Proposed sale
Price
101.47
Quantity 2,000
Value US$202,930
2.9
Whitmire Brett R CFO Officer
Transaction date
Sale
Price
103.34
Quantity 16,556 -27.1%
Value US$1,710,905
2.9
BRETT R WHITMIRE Officer Officer
Transaction date
Proposed sale
Price
103.34
Quantity 16,556
Value US$1,710,905
2.9
Zhao Jin President, Diodes Asia Officer
Transaction date
Sale
Price
102.36
Quantity 2,760 -5.5%
Value US$282,516
2.8
Tsong Andy SVP Worldwide Products Group Officer
Transaction date
Sale
Price
110.00
Quantity 2,652 -5.1%
Value US$291,720
3.1
Tang Francis Chief Technology Officer Officer
Transaction date
Sale
Price
108.00
Quantity 3,643 -3.7%
Value US$393,444
3.1
FRANCIS TANG Officer Officer
Transaction date
Proposed sale
Price
108.00
Quantity 3,643
Value US$393,444
2.9
JIN ZHAO Officer Officer
Transaction date
Proposed sale
Price
102.36
Quantity 2,760
Value US$282,516
2.8
KUO-TING TSONG Officer Officer
Transaction date
Proposed sale
Price
110.00
Quantity 2,652
Value US$291,720
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
69.89
Quantity 2,154 -2.9%
Value US$150,551
2.9
Yu Gary President and CEO Executive Director
Transaction date
Sale
Price
70.00
Quantity 2,000 -1.8%
Value US$140,000
3.2
EMILY S YANG Officer Officer
Transaction date
Proposed sale
Price
69.89
Quantity 2,154
Value US$150,551
2.9
GARY YU Officer; Director Executive Director
Transaction date
Proposed sale
Price
70.00
Quantity 2,000
Value US$140,000
2.8
LU KEH SHEW Non-Executive Director
Transaction date
Sale
Price
67.74
Quantity 64,266 -26.3%
Value US$4,353,257
2.8
LU KEH SHEW Non-Executive Director
Transaction date
Sale
Price
67.78
Quantity 46,734 -17.2%
Value US$3,167,845
2.8
TEXASTAC INVESTMENTS L.P. Director Non-Executive Director
Transaction date
Proposed sale
Price
67.24
Quantity 64,266
Value US$4,321,246
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
71.89
Quantity 1,000 -1.4%
Value US$71,891
2.9
Whitmire Brett R CFO Officer
Transaction date
Sale
Price
71.22
Quantity 5,953 -8.9%
Value US$423,979
2.8
Tsong Andy SVP Worldwide Products Group Officer
Transaction date
Sale
Price
70.46
Quantity 3,277 -5.9%
Value US$230,892
2.9
BRETT R WHITMIRE Officer Officer
Transaction date
Proposed sale
Price
71.22
Quantity 5,953
Value US$423,979
2.8
KUO-TING TSONG Officer Officer
Transaction date
Proposed sale
Price
70.46
Quantity 3,277
Value US$230,892
3.2
EMILY S YANG Officer Officer
Transaction date
Proposed sale
Price
71.89
Quantity 1,000
Value US$71,891
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
60.85
Quantity 950 -1.3%
Value US$57,808
2.9
Whitmire Brett R CFO Officer
Transaction date
Sale
Price
60.85
Quantity 830 -1.2%
Value US$50,506
2.9
Yu Gary President and CEO Executive Director
Transaction date
Sale
Price
60.85
Quantity 2,900 -2.5%
Value US$176,465
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
60.85
Quantity 950 -1.3%
Value US$57,808
2.9
Whitmire Brett R CFO Officer
Transaction date
Sale
Price
60.85
Quantity 830 -1.2%
Value US$50,506
2.9
Yu Gary President and CEO Executive Director
Transaction date
Sale
Price
60.85
Quantity 2,900 -2.5%
Value US$176,465
2.9
Zhao Jin President, Diodes Asia Officer
Transaction date
Sale
Price
59.19
Quantity 525 -1.0%
Value US$31,075
2.9
Zhao Jin President, Diodes Asia Officer
Transaction date
Sale
Price
59.19
Quantity 525 -1.0%
Value US$31,075
2.8
LU KEH SHEW Non-Executive Director
Transaction date
Sale
Price
47.46
Quantity 2,095 -0.8%
Value US$99,419
2.8
LU KEH SHEW Non-Executive Director
Transaction date
Sale
Price
47.40
Quantity 3,905 -1.4%
Value US$185,086
2.8
LU GRANCHILDRENS TRUST Director Non-Executive Director
Transaction date
Proposed sale
Price
47.40
Quantity 3,905
Value US$185,086
2.8
TEXASTAC INVESTMENTS L.P. Director Non-Executive Director
Transaction date
Proposed sale
Price
47.46
Quantity 2,095
Value US$99,419
3.2
EMILY S YANG Officer Officer
Transaction date
Proposed sale
Price
56.36
Quantity 1,000
Value US$56,360
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
56.36
Quantity 1,000 -1.7%
Value US$56,360
2.9
Whitmire Brett R CFO Officer
Transaction date
Sale
Price
55.90
Quantity 2,000 -3.9%
Value US$111,790
2.9
BRETT R WHITMIRE Officer Officer
Transaction date
Proposed sale
Price
55.90
Quantity 2,000
Value US$111,790
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
53.22
Quantity 1,000 -1.6%
Value US$53,217
3.2
EMILY S YANG Officer Officer
Transaction date
Proposed sale
Price
53.22
Quantity 1,000
Value US$53,217
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
56.04
Quantity 950 -1.4%
Value US$53,238
2.9
Whitmire Brett R CFO Officer
Transaction date
Sale
Price
56.04
Quantity 830 -1.6%
Value US$46,513
2.9
Yu Gary President Executive Director
Transaction date
Sale
Price
56.04
Quantity 2,900 -3.5%
Value US$162,516
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
70.48
Quantity 1,000 -1.6%
Value US$70,484
3.2
Yang Emily Officer Officer
Transaction date
Proposed sale
Price
70.48
Quantity 1,000
Value US$70,484
2.9
Whitmire Brett R CFO Officer
Transaction date
Sale
Price
69.99
Quantity 1,900 -3.9%
Value US$132,974
2.9
Whitmire Brett R Officer Officer
Transaction date
Proposed sale
Price
66.98
Quantity 1,900
Value US$127,262
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
72.17
Quantity 18 -0.1%
Value US$1,299
3.2
Yang Emily SVP Worldwide Sales/Marketing Officer
Transaction date
Sale
Price
72.16
Quantity 1,254 -4.1%
Value US$90,489
3.2
Yang Emily Officer Officer
Transaction date
Proposed sale
Price
72.16
Quantity 1,272
Value US$91,788
2.8
LU KEH SHEW CEO Executive Director
Transaction date
Sale
Price
67.31
Quantity 10,000 -3.9%
Value US$673,094
2.8
LU KEH SHEW CEO Executive Director
Transaction date
Sale
Price
67.20
Quantity 10,010 -3.5%
Value US$672,622
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-06-01 2026-05-29 S Sale

Corporate Secretary

Officer
73,074 -23.3%
179.06
US$3,874,468
73,074 -23.3% 179.06 US$3,874,468
2026-06-01 2026-05-29 S Sale

Corporate Secretary

Officer
31,295 -34.1%
85.54
US$19,862
31,295 -34.1% 85.54 US$19,862
2026-06-01 2026-05-29 S Sale

Chief Technology Officer

Officer
70,935 -49.7%
220.39
US$3,174,556
70,935 -49.7% 220.39 US$3,174,556
2026-05-29 2026-05-29 PrS Proposed sale

Officer

Officer
15,330
112.04
US$1,717,620
15,330 112.04 US$1,717,620
2026-05-29 2026-05-29 PrS Proposed sale

Officer

Officer
3,000
109.89
US$329,670
3,000 109.89 US$329,670
2026-05-27 2026-05-27 S Sale

SVP Worldwide Sales/Marketing

Officer
3,000 -4.6%
110.08
US$330,240
3,000 -4.6% 110.08 US$330,240
2026-05-27 2026-05-27 S Sale

Chief Technology Officer

Officer
5,000 -5.4%
110.08
US$550,400
5,000 -5.4% 110.08 US$550,400
2026-05-27 2026-05-27 S Sale

President and CEO

Executive Director
3,632 -3.2%
110.08
US$399,811
3,632 -3.2% 110.08 US$399,811
2026-05-27 2026-05-27 PrS Proposed sale

Officer

Officer
3,000
110.08
US$330,240
3,000 110.08 US$330,240
2026-05-27 2026-05-27 PrS Proposed sale

Officer; Director

Executive Director
3,632
110.08
US$399,811
3,632 110.08 US$399,811
2026-05-27 2026-05-27 PrS Proposed sale

Officer

Officer
5,000
110.08
US$550,400
5,000 110.08 US$550,400
2026-05-27 2026-05-26 S Sale

President, Diodes Asia

Officer
3,689 -7.8%
106.86
US$394,209
3,689 -7.8% 106.86 US$394,209
2026-05-27 2026-05-26 S Sale

SVP Worldwide Products Group

Officer
1,582 -3.2%
106.96
US$169,203
1,582 -3.2% 106.96 US$169,203
2026-05-27 2026-05-26 S Sale

SVP Worldwide Sales/Marketing

Officer
2,000 -3.0%
107.52
US$215,040
2,000 -3.0% 107.52 US$215,040
2026-05-27 2026-05-26 S Sale

Chief Technology Officer

Officer
4,137 -4.3%
108.00
US$446,796
4,137 -4.3% 108.00 US$446,796
2026-05-26 2026-05-26 PrS Proposed sale

Officer

Officer
3,689
106.86
US$394,209
3,689 106.86 US$394,209
2026-05-26 2026-05-26 PrS Proposed sale

Officer

Officer
1,582
106.96
US$169,203
1,582 106.96 US$169,203
2026-05-26 2026-05-26 PrS Proposed sale

Officer

Officer
4,137
108.00
US$446,796
4,137 108.00 US$446,796
2026-05-26 2026-05-26 PrS Proposed sale

Officer

Officer
2,000
107.52
US$215,040
2,000 107.52 US$215,040
2026-05-21 2026-05-20 S Sale

SVP Worldwide Sales/Marketing

Officer
2,000 -2.9%
96.81
US$193,620
2,000 -2.9% 96.81 US$193,620
2026-05-20 2026-05-20 PrS Proposed sale

Officer

Officer
2,000
96.81
US$193,620
2,000 96.81 US$193,620
2026-05-19 2026-05-15 S Sale

SVP Worldwide Sales/Marketing

Officer
2,000 -2.8%
101.47
US$202,930
2,000 -2.8% 101.47 US$202,930
2026-05-15 2026-05-15 PrS Proposed sale

Officer

Officer
2,000
101.47
US$202,930
2,000 101.47 US$202,930
2026-05-13 2026-05-13 S Sale

CFO

Officer
16,556 -27.1%
103.34
US$1,710,905
16,556 -27.1% 103.34 US$1,710,905
2026-05-13 2026-05-13 PrS Proposed sale

Officer

Officer
16,556
103.34
US$1,710,905
16,556 103.34 US$1,710,905
2026-05-13 2026-05-12 S Sale

President, Diodes Asia

Officer
2,760 -5.5%
102.36
US$282,516
2,760 -5.5% 102.36 US$282,516
2026-05-13 2026-05-12 S Sale

SVP Worldwide Products Group

Officer
2,652 -5.1%
110.00
US$291,720
2,652 -5.1% 110.00 US$291,720
2026-05-13 2026-05-12 S Sale

Chief Technology Officer

Officer
3,643 -3.7%
108.00
US$393,444
3,643 -3.7% 108.00 US$393,444
2026-05-12 2026-05-12 PrS Proposed sale

Officer

Officer
3,643
108.00
US$393,444
3,643 108.00 US$393,444
2026-05-12 2026-05-12 PrS Proposed sale

Officer

Officer
2,760
102.36
US$282,516
2,760 102.36 US$282,516
2026-05-12 2026-05-12 PrS Proposed sale

Officer

Officer
2,652
110.00
US$291,720
2,652 110.00 US$291,720
2026-02-26 2026-02-24 S Sale

SVP Worldwide Sales/Marketing

Officer
2,154 -2.9%
69.89
US$150,551
2,154 -2.9% 69.89 US$150,551
2026-02-26 2026-02-24 S Sale

President and CEO

Executive Director
2,000 -1.8%
70.00
US$140,000
2,000 -1.8% 70.00 US$140,000
2026-02-24 2026-02-24 PrS Proposed sale

Officer

Officer
2,154
69.89
US$150,551
2,154 69.89 US$150,551
2026-02-24 2026-02-24 PrS Proposed sale

Officer; Director

Executive Director
2,000
70.00
US$140,000
2,000 70.00 US$140,000
2026-02-24 2026-02-20 S Sale Non-Executive Director
64,266 -26.3%
67.74
US$4,353,257
64,266 -26.3% 67.74 US$4,353,257
2026-02-24 2026-02-20 S Sale Non-Executive Director
46,734 -17.2%
67.78
US$3,167,845
46,734 -17.2% 67.78 US$3,167,845
2026-02-20 2026-02-20 PrS Proposed sale

Director

Non-Executive Director
64,266
67.24
US$4,321,246
64,266 67.24 US$4,321,246
2026-02-20 2026-02-20 PrS Proposed sale

Director

Non-Executive Director
46,734
67.24
US$3,142,394
46,734 67.24 US$3,142,394
2026-02-17 2026-02-13 S Sale

SVP Worldwide Sales/Marketing

Officer
1,000 -1.4%
71.89
US$71,891
1,000 -1.4% 71.89 US$71,891
2026-02-17 2026-02-13 S Sale

CFO

Officer
5,953 -8.9%
71.22
US$423,979
5,953 -8.9% 71.22 US$423,979
2026-02-17 2026-02-13 S Sale

SVP Worldwide Products Group

Officer
3,277 -5.9%
70.46
US$230,892
3,277 -5.9% 70.46 US$230,892
2026-02-13 2026-02-13 PrS Proposed sale

Officer

Officer
5,953
71.22
US$423,979
5,953 71.22 US$423,979
2026-02-13 2026-02-13 PrS Proposed sale

Officer

Officer
3,277
70.46
US$230,892
3,277 70.46 US$230,892
2026-02-13 2026-02-13 PrS Proposed sale

Officer

Officer
1,000
71.89
US$71,891
1,000 71.89 US$71,891
2026-02-04 2026-02-03 S Sale

SVP Worldwide Sales/Marketing

Officer
950 -1.3%
60.85
US$57,808
950 -1.3% 60.85 US$57,808
2026-02-04 2026-02-03 S Sale

CFO

Officer
830 -1.2%
60.85
US$50,506
830 -1.2% 60.85 US$50,506
2026-02-04 2026-02-03 S Sale

President and CEO

Executive Director
2,900 -2.5%
60.85
US$176,465
2,900 -2.5% 60.85 US$176,465
2026-02-04 2026-02-03 S Sale

SVP Worldwide Sales/Marketing

Officer
950 -1.3%
60.85
US$57,808
950 -1.3% 60.85 US$57,808
2026-02-04 2026-02-03 S Sale

CFO

Officer
830 -1.2%
60.85
US$50,506
830 -1.2% 60.85 US$50,506
2026-02-04 2026-02-03 S Sale

President and CEO

Executive Director
2,900 -2.5%
60.85
US$176,465
2,900 -2.5% 60.85 US$176,465
2026-02-04 2026-02-02 S Sale

President, Diodes Asia

Officer
525 -1.0%
59.19
US$31,075
525 -1.0% 59.19 US$31,075
2026-02-04 2026-02-02 S Sale

President, Diodes Asia

Officer
525 -1.0%
59.19
US$31,075
525 -1.0% 59.19 US$31,075
2025-11-13 2025-11-12 S Sale Non-Executive Director
2,095 -0.8%
47.46
US$99,419
2,095 -0.8% 47.46 US$99,419
2025-11-13 2025-11-12 S Sale Non-Executive Director
3,905 -1.4%
47.40
US$185,086
3,905 -1.4% 47.40 US$185,086
2025-11-12 2025-11-12 PrS Proposed sale

Director

Non-Executive Director
3,905
47.40
US$185,086
3,905 47.40 US$185,086
2025-11-12 2025-11-12 PrS Proposed sale

Director

Non-Executive Director
2,095
47.46
US$99,419
2,095 47.46 US$99,419
2025-08-28 2025-08-28 PrS Proposed sale

Officer

Officer
1,000
56.36
US$56,360
1,000 56.36 US$56,360
2025-08-28 2025-08-28 S Sale

SVP Worldwide Sales/Marketing

Officer
1,000 -1.7%
56.36
US$56,360
1,000 -1.7% 56.36 US$56,360
2025-08-28 2025-08-27 S Sale

CFO

Officer
2,000 -3.9%
55.90
US$111,790
2,000 -3.9% 55.90 US$111,790
2025-08-27 2025-08-27 PrS Proposed sale

Officer

Officer
2,000
55.90
US$111,790
2,000 55.90 US$111,790
2025-08-21 2025-08-19 S Sale

SVP Worldwide Sales/Marketing

Officer
1,000 -1.6%
53.22
US$53,217
1,000 -1.6% 53.22 US$53,217
2025-08-19 2025-08-19 PrS Proposed sale

Officer

Officer
1,000
53.22
US$53,217
1,000 53.22 US$53,217
2025-02-05 2025-02-04 S Sale

SVP Worldwide Sales/Marketing

Officer
950 -1.4%
56.04
US$53,238
950 -1.4% 56.04 US$53,238
2025-02-05 2025-02-04 S Sale

CFO

Officer
830 -1.6%
56.04
US$46,513
830 -1.6% 56.04 US$46,513
2025-02-05 2025-02-04 S Sale

President

Executive Director
2,900 -3.5%
56.04
US$162,516
2,900 -3.5% 56.04 US$162,516
2024-09-03 2024-08-30 S Sale

SVP Worldwide Sales/Marketing

Officer
1,000 -1.6%
70.48
US$70,484
1,000 -1.6% 70.48 US$70,484
2024-08-30 2024-08-30 PrS Proposed sale

Officer

Officer
1,000
70.48
US$70,484
1,000 70.48 US$70,484
2024-09-03 2024-08-29 S Sale

CFO

Officer
1,900 -3.9%
69.99
US$132,974
1,900 -3.9% 69.99 US$132,974
2024-08-29 2024-08-29 PrS Proposed sale

Officer

Officer
1,900
66.98
US$127,262
1,900 66.98 US$127,262
2024-08-27 2024-08-26 S Sale

SVP Worldwide Sales/Marketing

Officer
18 -0.1%
72.17
US$1,299
18 -0.1% 72.17 US$1,299
2024-08-27 2024-08-26 S Sale

SVP Worldwide Sales/Marketing

Officer
1,254 -4.1%
72.16
US$90,489
1,254 -4.1% 72.16 US$90,489
2024-08-26 2024-08-26 PrS Proposed sale

Officer

Officer
1,272
72.16
US$91,788
1,272 72.16 US$91,788
2024-08-21 2024-08-19 S Sale

CEO

Executive Director
10,000 -3.9%
67.31
US$673,094
10,000 -3.9% 67.31 US$673,094
2024-08-21 2024-08-19 S Sale

CEO

Executive Director
10,010 -3.5%
67.20
US$672,622
10,010 -3.5% 67.20 US$672,622