SemiLEDs Corp (LEDS)

Latest Insider Confidence Score

2025Q4

51.1
Bullish

Company insider confidence (by quarter)

2010Q4 2025Q4

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Simplot Scott R. Director 3,199,226 Mar 4, 2025
J.R. Simplot Co 10% Owner 3,168,190 Mar 4, 2025
Simplot Taiwan Inc. 10% Owner 3,168,190 Mar 4, 2025
Tran Anh Chuong 10% Owner 1,571,428 Jan 17, 2013
Doan Trung T CEO 1,516,962 Mar 4, 2025

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Nov 27, 2025 Nov 28, 2025 Yu Chris Chang Director Neutral 90.0 +5,000 100.00% ✗ -
Nov 27, 2025 Nov 28, 2025 Gough Walter Michael Director Neutral 90.0 +5,000 13.86% ✗ -
Nov 27, 2025 Nov 28, 2025 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +5,000 10.29% ✗ -
Jul 10, 2025 Jul 14, 2025 Lee Hsin-Liang Christopher CFO Neutral 90.0 +8,000 31.01% ✗ -
Feb 28, 2025 Mar 4, 2025 J.R. Simplot Co 10% Owner Buy 100.0 +722,891 29.56% ✗ $1.2M
Feb 28, 2025 Mar 4, 2025 Simplot Taiwan Inc. 10% Owner Buy 100.0 +722,891 29.56% ✗ $1.2M
Feb 28, 2025 Mar 4, 2025 Simplot Scott R. Director Buy 100.0 +722,891 29.19% ✗ $1.2M
Feb 28, 2025 Mar 4, 2025 DOAN TRUNG T CEO Buy 97.5 +240,963 18.88% ✗ $400K
Nov 27, 2024 Nov 27, 2024 Yu Chris Chang Director Neutral 90.0 +5,000 100.00% ✗ -
Nov 27, 2024 Nov 27, 2024 Gough Walter Michael Director Neutral 90.0 +5,000 16.09% ✗ -
Nov 27, 2024 Nov 27, 2024 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +5,000 11.48% ✗ -
Jul 8, 2024 Yu Chris Chang Director Neutral 52.5 - 0.00% ✗ -
Feb 9, 2024 Feb 20, 2024 DOAN TRUNG T CEO Neutral 52.5 - 0.00% ✗ -
Jan 8, 2024 Jan 10, 2024 Simplot Scott R. Director Buy 97.5 +305,343 14.06% ✗ $400K
Jan 8, 2024 Jan 10, 2024 Simplot Taiwan Inc. 10% Owner Buy 97.5 +305,343 14.27% ✗ $400K
Jan 8, 2024 Jan 10, 2024 J.R. Simplot Co 10% Owner Buy 97.5 +305,343 14.27% ✗ $400K
Jan 8, 2024 Jan 9, 2024 DOAN TRUNG T CEO Neutral 52.5 - 0.00% ✗ -
Jul 7, 2023 Jul 11, 2023 Gough Walter Michael Director Neutral 90.0 +5,000 19.18% ✗ -
Jul 7, 2023 Jul 11, 2023 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +5,000 12.96% ✗ -
Apr 25, 2023 Apr 26, 2023 Lee Hsin-Liang Christopher CFO Neutral 90.0 +8,000 44.94% ✗ -
Nov 7, 2022 Nov 7, 2022 Lee Roger Director Neutral 90.0 +5,000 40.00% ✗ -
Nov 7, 2022 Nov 7, 2022 Gough Walter Michael Director Neutral 90.0 +5,000 23.73% ✗ -
Nov 7, 2022 Nov 7, 2022 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +5,000 14.89% ✗ -
Nov 12, 2021 Nov 12, 2021 Lee Hsin-Liang Christopher CFO Neutral 90.0 +8,000 81.63% ✗ -
Nov 12, 2021 Nov 12, 2021 Lee Roger Director Neutral 90.0 +5,000 66.67% ✗ -
Nov 12, 2021 Nov 12, 2021 Gough Walter Michael Director Neutral 90.0 +5,000 31.12% ✗ -
Nov 12, 2021 Nov 12, 2021 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +5,000 17.50% ✗ -
Feb 9, 2021 Feb 9, 2021 Lee Hsin-Liang Christopher CFO Sell 22.5 -11,500 -53.99% ✗ $57.5K
Nov 12, 2020 Nov 30, 2020 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +5,000 21.21% ✗ -
Nov 12, 2020 Nov 30, 2020 Lee Roger Director Neutral 90.0 +5,000 200.00% ✗ -
Nov 12, 2020 Nov 30, 2020 Gough Walter Michael Director Neutral 90.0 +5,000 45.18% ✗ -
Nov 12, 2020 Nov 16, 2020 Gough Walter Michael Director Neutral 90.0 +2,500 22.59% ✗ -
Nov 12, 2020 Nov 16, 2020 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +2,500 10.61% ✗ -
Nov 12, 2020 Nov 16, 2020 Lee Roger Director Neutral 90.0 +2,500 100.00% ✗ -
Nov 12, 2020 Nov 16, 2020 Lee Hsin-Liang Christopher CFO Neutral 85.0 +1,800 9.23% ✗ -
May 26, 2020 May 28, 2020 Simplot Scott R. Director Neutral 52.5 - 0.00% ✗ -
May 26, 2020 May 28, 2020 Simplot Taiwan Inc. 10% Owner Neutral 52.5 - 0.00% ✗ -
May 26, 2020 May 28, 2020 J.R. Simplot Co 10% Owner Neutral 52.5 - 0.00% ✗ -
May 25, 2020 May 27, 2020 DOAN TRUNG T CEO Neutral 52.5 - 0.00% ✗ -
Feb 7, 2020 Feb 28, 2020 Simplot Taiwan Inc. 10% Owner Neutral 90.0 +500,000 50.51% ✗ -
Nov 25, 2019 Feb 28, 2020 Simplot Scott R. Director Buy 100.0 +500,000 100.00% ✗ $1.5M
Nov 25, 2019 Feb 28, 2020 J.R. Simplot Co 10% Owner Buy 100.0 +500,000 100.00% ✗ $1.5M
Dec 10, 2019 Feb 25, 2020 DOAN TRUNG T CEO Neutral 52.5 - 0.00% ✗ -
Jan 10, 2020 Jan 13, 2020 Lee Hsin-Liang Christopher CFO Neutral 90.0 +8,000 69.57% ✗ -
Sep 5, 2019 Sep 6, 2019 Lee Roger Director Neutral 90.0 +2,500 100.00% ✗ -
Sep 5, 2019 Sep 6, 2019 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +2,500 11.86% ✗ -
Sep 5, 2019 Sep 6, 2019 Gough Walter Michael Director Neutral 90.0 +2,500 29.88% ✗ -
Sep 6, 2019 Lee Roger Director Neutral 52.5 - 0.00% ✗ -
Jul 10, 2018 Jul 12, 2018 Gough Walter Michael Director Neutral 90.0 +2,500 42.60% ✗ -
Jul 10, 2018 Jul 12, 2018 Lee Roger Director Neutral 90.0 +2,500 100.00% ✗ -
Jul 10, 2018 Jul 12, 2018 Lee Roger Director Neutral 90.0 +2,500 100.00% ✗ -
Jul 10, 2018 Jul 12, 2018 Gough Walter Michael Director Neutral 90.0 +2,500 42.60% ✗ -
Jul 10, 2018 Jul 12, 2018 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +2,500 13.46% ✗ -
Jan 31, 2018 Feb 2, 2018 SemiLEDs Corp CFO Neutral 90.0 +6,000 109.09% ✗ -
Nov 21, 2017 Nov 24, 2017 Lee Roger Director Neutral 90.0 +2,500 100.00% ✗ -
Aug 8, 2017 Lee Roger Director Neutral 52.5 - 0.00% ✗ -
Mar 31, 2017 Mar 31, 2017 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +2,500 15.56% ✗ -
Mar 31, 2017 Mar 31, 2017 Gough Walter Michael Director Neutral 90.0 +2,500 70.07% ✗ -
Sep 2, 2016 Chang Sheng-Chun 10% Owner Neutral 52.5 - 0.00% ✗ -
Aug 25, 2016 Chiou Peter Director Neutral 52.5 - 0.00% ✗ -
Jun 22, 2016 Jun 28, 2016 del Prado Arthur H Director Neutral 27.5 -2,500 -17.19% ✗ -
Apr 12, 2016 Apr 12, 2016 Gough Walter Michael Director Neutral 90.0 +25,000 233.89% ✗ -
Apr 12, 2016 Gough Walter Michael Director Neutral 52.5 - 0.00% ✗ -
Apr 12, 2016 Apr 12, 2016 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +25,000 18.42% ✗ -
Apr 12, 2016 Apr 12, 2016 del Prado Arthur H Director Neutral 90.0 +25,000 20.76% ✗ -
Oct 16, 2015 Feb 23, 2016 Tuttle Mark Ewing GM of SemiLEDs Optoelectronics Neutral 27.5 -258,750 -100.00% ✗ -
Aug 22, 2015 Aug 25, 2015 Lee Hsin-Liang Christopher CFO Neutral 90.0 +25,000 83.33% ✗ -
May 7, 2015 May 8, 2015 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +25,000 22.58% ✗ -
May 7, 2015 May 8, 2015 del Prado Arthur H Director Neutral 90.0 +25,000 26.20% ✗ -
Jan 26, 2015 Jan 28, 2015 Tuttle Mark Ewing GM of SemiLEDs Optoelectronics Sell 26.3 -12,000 -2.58% ✗ $16.2K
Jan 9, 2015 Jan 14, 2015 Lee Hsin-Liang Christopher CFO Neutral 90.0 +30,000 100.00% ✗ -
Jan 14, 2015 Lee Hsin-Liang Christopher CFO Neutral 52.5 - 0.00% ✗ -
May 9, 2014 May 13, 2014 DOAN TRUNG T CEO Neutral 85.0 +195,000 9.38% ✗ -
May 9, 2014 May 13, 2014 Tuttle Mark Ewing GM of SemiLEDs Optoelectronics Neutral 90.0 +195,000 72.22% ✗ -
May 9, 2014 May 13, 2014 Lin Chen-Hao Timothy CFO Neutral 90.0 +25,000 71.43% ✗ -
May 8, 2014 May 12, 2014 DOAN TRUNG T CEO Buy 68.8 +20,000 0.97% ✗ $20.4K
Apr 21, 2014 Apr 23, 2014 Lau Jack Director Neutral 90.0 +25,000 29.17% ✗ -
Apr 21, 2014 Apr 23, 2014 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +25,000 29.17% ✗ -
Apr 21, 2014 Apr 23, 2014 del Prado Arthur H Director Neutral 90.0 +25,000 35.50% ✗ -
Apr 17, 2014 Apr 21, 2014 Tuttle Mark Ewing GM of SemiLEDs Optoelectronics Buy 83.8 +12,000 4.65% ✗ $13.2K
Apr 5, 2013 Feb 13, 2014 DOAN TRUNG T CEO Neutral 90.0 +200,000 10.76% ✗ -
Apr 5, 2013 Apr 9, 2013 DOAN TRUNG T CEO Neutral 85.0 +200,000 5.83% ✗ -
Apr 5, 2013 Apr 9, 2013 Lin Chen-Hao Timothy CFO Neutral 90.0 +25,000 250.00% ✗ -
Apr 5, 2013 Apr 9, 2013 Cokgor Ilkan Exec VP of Sales & Marketing Neutral 90.0 +200,000 100.00% ✗ -
Apr 5, 2013 Apr 9, 2013 Tuttle Mark Ewing Exec VP of Operations Neutral 90.0 +200,000 344.83% ✗ -
Apr 9, 2013 Tuttle Mark Ewing Exec VP of Operations Neutral 52.5 - 0.00% ✗ -
Feb 6, 2013 Feb 13, 2013 del Prado Arthur H Director Neutral 90.0 +70,422 100.00% ✗ -
Feb 13, 2013 del Prado Arthur H Director Neutral 52.5 - 0.00% ✗ -
Feb 6, 2013 Feb 7, 2013 Lau Jack Director Neutral 90.0 +70,422 460.58% ✗ -
Feb 6, 2013 Feb 7, 2013 Hsieh Edward Kuan Hsiung Director Neutral 90.0 +70,422 460.58% ✗ -
Jan 15, 2013 Jan 17, 2013 Tran Anh Chuong 10% Owner Sell 26.3 -46,946 -1.71% ✗ $32.5K
Jan 11, 2013 Jan 15, 2013 Tran Anh Chuong 10% Owner Sell 22.5 -153,680 -5.29% ✗ $115.2K
Jan 9, 2013 Jan 11, 2013 Tran Anh Chuong 10% Owner Sell 22.5 -134,300 -4.42% ✗ $103.2K
Jan 11, 2013 Lin Chen-Hao Timothy CFO Neutral 52.5 - 0.00% ✗ -
Dec 31, 2012 Jan 2, 2013 Tran Anh Chuong 10% Owner Sell 22.5 -75,299 -2.42% ✗ $58.1K
Nov 16, 2012 Dec 31, 2012 LIN Yingku (Adam) VP Bus. Dev. & General Counsel Neutral 27.5 -55,250 -96.93% ✗ -
Dec 26, 2012 Dec 28, 2012 Tran Anh Chuong 10% Owner Sell 22.5 -74,701 -2.34% ✗ $68.7K
Dec 18, 2012 Dec 20, 2012 Tran Anh Chuong 10% Owner Sell 26.3 -50,000 -1.54% ✗ $49.5K
Oct 16, 2012 Oct 26, 2012 Tran Anh Chuong 10% Owner Neutral 27.5 -116,000 -3.46% ✗ -
Sep 28, 2012 Oct 2, 2012 Cokgor Ilkan Exec VP of Sales & Marketing Neutral 52.5 - 0.00% ✗ -