Mike F. Chang's Insider Trades & SAST Disclosures

Mike F. Chang's most recent trade in Alpha & Omega Semiconductor Ltd was a trade of 100,947 Common Shares done . Disclosure was reported to the exchange on Aug. 24, 2026.

Stock Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 24 Aug 2026 100,947 3,698,839 (14%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 13 Aug 2026 3,000,000 560,540 (2%) 12% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 13 Jul 2026 23,754 3,560,540 (14%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 01 Jun 2026 30,000 3,584,294 (14%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 26 May 2026 39,780 3,614,294 (14%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 22 May 2026 736,252 3,654,074 (14%) 2% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Mar 2026 22,500 4,386,761 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Mar 2026 22,500 4,392,074 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Mar 2026 22,500 4,390,326 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Mar 2026 22,500 4,392,074 (17%) 0% 0 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Mar 2026 22,500 4,386,761 (17%) 0% 0 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Mar 2026 22,500 4,390,326 (17%) 0% 0 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 21.43 per share. 16 Mar 2026 17,984 4,374,090 (17%) 0% 21.4 385,397 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 21.43 per share. 16 Mar 2026 17,984 4,374,090 (17%) 0% 21.4 385,397 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 21.43 per share. 16 Mar 2026 14,419 4,355,155 (17%) 0% 21.4 308,999 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 21.43 per share. 16 Mar 2026 14,419 4,355,155 (17%) 0% 21.4 308,999 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 21.43 per share. 16 Mar 2026 9,829 4,364,261 (17%) 0% 21.4 210,635 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 21.43 per share. 16 Mar 2026 9,829 4,364,261 (17%) 0% 21.4 210,635 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Purchase of securities on an exchange or from another person at price $ 19.00 per share. 09 Mar 2026 33,727 4,369,574 (17%) 0% 19 640,813 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Purchase of securities on an exchange or from another person at price $ 19.00 per share. 09 Mar 2026 33,727 4,369,574 (17%) 0% 19 640,813 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 20.66 per share. 02 Jan 2026 16,700 4,335,847 (17%) 0% 20.7 345,022 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 20.66 per share. 02 Jan 2026 16,700 4,335,847 (17%) 0% 20.7 345,022 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 20 Oct 2025 40,000 4,352,547 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chairman of Board, Ten Percent Owner, EVP, Strategic Initiative Grant, award, or other acquisition of securities at price $ 0.00 per share. 17 Mar 2025 37,500 4,392,547 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chairman of Board, Ten Percent Owner, EVP, Strategic Initiative Payment of exercise price or tax liability using portion of securities received from the company at price $ 27.61 per share. 17 Mar 2025 27,296 4,375,574 (17%) 0% 27.6 753,643 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chairman of Board, Ten Percent Owner, EVP, Strategic Initiative Grant, award, or other acquisition of securities at price $ 0.00 per share. 17 Mar 2025 22,500 4,402,870 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chairman of Board, Ten Percent Owner, EVP, Strategic Initiative Payment of exercise price or tax liability using portion of securities received from the company at price $ 27.61 per share. 17 Mar 2025 20,527 4,355,047 (17%) 0% 27.6 566,750 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 36.54 per share. 02 Jan 2025 22,446 4,380,370 (17%) 0% 36.5 820,177 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 03 Dec 2024 30,000 4,402,816 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 28 Aug 2024 10,000 4,432,816 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 10 May 2024 30,000 4,442,816 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Mar 2024 37,500 4,527,786 (18%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 21.55 per share. 15 Mar 2024 30,803 4,496,983 (18%) 0% 21.6 663,805 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 21.55 per share. 15 Mar 2024 24,167 4,472,816 (18%) 0% 21.6 520,799 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner 29 Jan 2024 30,000 0 - - Employee Share Option (right to buy)
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 7.44 per share. 29 Jan 2024 30,000 4,530,286 (18%) 0% 7.4 223,200 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 26.91 per share. 29 Jan 2024 30,000 4,500,286 (18%) 0% 26.9 807,384 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Jan 2024 180,000 4,517,591 (18%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 27.38 per share. 02 Jan 2024 17,305 4,500,286 (18%) 0% 27.4 473,811 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 26.53 per share. 28 Dec 2023 30,000 4,337,591 (17%) 0% 26.5 796,023 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 7.44 per share. 28 Dec 2023 30,000 4,367,591 (17%) 0% 7.4 223,200 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner 28 Dec 2023 30,000 30,000 - - Employee Share Option (right to buy)
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 25.00 per share. 14 Dec 2023 30,000 4,337,591 (17%) 0% 25 750,000 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 7.44 per share. 14 Dec 2023 30,000 4,367,591 (17%) 0% 7.4 223,200 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner 14 Dec 2023 30,000 60,000 - - Employee Share Option (right to buy)
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 7.44 per share. 26 Oct 2023 30,000 4,367,591 (17%) 0% 7.4 223,200 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 25.03 per share. 26 Oct 2023 30,000 4,337,591 (17%) 0% 25.0 750,987 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 7.44 per share. 26 Sep 2023 30,000 4,367,591 (17%) 0% 7.4 223,200 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 28.64 per share. 26 Sep 2023 30,000 4,337,591 (17%) 0% 28.6 859,062 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 14 Sep 2023 50,000 4,337,591 (17%) 0% 0 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 06 Sep 2023 10,000 4,490,286 (18%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 7.44 per share. 01 Sep 2023 30,000 4,417,591 (17%) 0% 7.4 223,200 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 31.01 per share. 01 Sep 2023 30,000 4,387,591 (17%) 0% 31.0 930,300 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Mar 2023 54,180 4,387,591 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Mar 2023 37,500 4,389,710 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 25.45 per share. 15 Mar 2023 32,229 4,357,481 (17%) 0% 25.4 820,228 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Executive Chairman, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 25.45 per share. 15 Mar 2023 24,070 4,333,411 (17%) 0% 25.5 612,582 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 8.45 per share. 09 Jan 2023 56,400 4,408,610 (17%) 0% 8.5 476,580 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 29.96 per share. 09 Jan 2023 56,400 4,352,210 (17%) 0% 30.0 1,689,496 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner 09 Jan 2023 56,400 0 - - Employee Share Option (right to buy)
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 22 Mar 2022 20,000 4,372,210 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 22 Mar 2022 20,000 4,352,210 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 22 Mar 2022 20,000 4,372,210 (16%) 0% 0 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 22 Mar 2022 20,000 4,352,210 (16%) 0% 0 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Mar 2022 70,000 4,392,210 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Mar 2022 70,000 4,353,826 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Mar 2022 70,000 4,353,826 (16%) 0% 0 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Mar 2022 70,000 4,392,210 (17%) 0% 0 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner 15 Mar 2022 56,400 0 - - Employee Share Option (right to buy)
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 55.00 per share. 15 Mar 2022 56,400 4,392,210 (17%) 0% 55 3,102,000 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 9.90 per share. 15 Mar 2022 56,400 4,448,610 (17%) 0% 9.9 558,360 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 9.90 per share. 15 Mar 2022 56,400 4,448,610 (17%) 0% 9.9 558,360 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 55.00 per share. 15 Mar 2022 56,400 4,392,210 (17%) 0% 55 3,102,000 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 48.65 per share. 15 Mar 2022 29,208 4,324,618 (17%) 0% 48.6 1,420,969 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 48.65 per share. 15 Mar 2022 29,208 4,324,618 (16%) 0% 48.6 1,420,969 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 48.65 per share. 15 Mar 2022 24,908 4,299,710 (17%) 0% 48.6 1,211,774 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 48.65 per share. 15 Mar 2022 24,908 4,299,710 (16%) 0% 48.6 1,211,774 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Mar 2022 22,500 4,322,210 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Mar 2022 22,500 4,322,210 (16%) 0% 0 -
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 10 Nov 2021 20,000 4,293,826 (17%) 0% 0 Common Shares
Alpha & Omega Semiconductor Ltd
Dr. Mike F. Chang, PhD Director, Chief Executive Officer, Ten Percent Owner Gift of securities by or to the insider at price $ 0.00 per share. 10 Nov 2021 10,000 4,283,826 (17%) 0% 0 Common Shares
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
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