Mike Chang Biography and Net Worth

Chairman of Alpha and Omega Semiconductor

Mike F. Chang, Ph.D., is the founder of our company and serves as our Chairman of the Board and Executive Vice President of Strategic Initiatives. Dr. Chang has extensive experience in both technology development and business operations in the power semiconductor industry. Prior to establishing our company, Dr. Chang served as the Executive Vice President at Siliconix Incorporated, a subsidiary of Vishay Intertechnology Inc., a global manufacturer and supplier of discrete and other power semiconductors, from 1998 to 2000. Dr. Chang also held various management positions at Siliconix from 1987 to 1998. Earlier in his career, Dr. Chang focused on product research and development in various management positions at General Electric Company from 1974 to 1987. Dr. Chang received his B.S. in electrical engineering from National Cheng Kung University, Taiwan, and M.S. and Ph.D. in electrical engineering from the University of Missouri. Dr. Chang’s extensive technological expertise and business experiences in the power semiconductor industry and his knowledge of our operations, strategic objectives and key relationships with partners and customers, provide our Board with valuable insights and in-depth understanding of our company.

What is Mike F. Chang's net worth?: The estimated net worth of Mike F. Chang is at least $96.37 million as of January 29th, 2024. Chang owns 4,500,286 shares of Alpha and Omega Semiconductor stock worth more than $96,373,625 as of December 4th. This net worth evaluation does not reflect any other assets that Chang may own. Additionally, Chang receives a salary of $923,690.00 as Chairman at Alpha and Omega Semiconductor. Learn More about Mike F. Chang's net worth.
How old is Mike F. Chang?: Chang is currently 79 years old. There are 3 older executives and no younger executives at Alpha and Omega Semiconductor. Learn More on Mike F. Chang's age.
What is Mike F. Chang's salary?: As the Chairman of Alpha and Omega Semiconductor Limited, Chang earns $923,690.00 per year. Learn More on Mike F. Chang's salary.
How do I contact Mike F. Chang?: The corporate mailing address for Chang and other Alpha and Omega Semiconductor executives is 475 OAKMEAD PARKWAY, SUNNYVALE CA, 94085. Alpha and Omega Semiconductor can also be reached via phone at (408) 830-9742 and via email at [email protected]. Learn More on Mike F. Chang's contact information.
Has Mike F. Chang been buying or selling shares of Alpha and Omega Semiconductor?: Mike F. Chang has not been actively trading shares of Alpha and Omega Semiconductor during the past quarter. Most recently, Mike F. Chang sold 30,000 shares of the business's stock in a transaction on Monday, January 29th. The shares were sold at an average price of $26.91, for a transaction totalling $807,300.00. Following the completion of the sale, the chairman now directly owns 4,500,286 shares of the company's stock, valued at $121,102,696.26. Learn More on Mike F. Chang's trading history.
Who are Alpha and Omega Semiconductor's active insiders?: Alpha and Omega Semiconductor's insider roster includes Lucas Chang (Director), Mike Chang (Chairman), Claudia Chen (Director), Yueh-Se Ho (Director), Wenjun Li (COO), Yifan Liang (CFO), Michael Pfeiffer (Director), and Bing Xue (EVP). Learn More on Alpha and Omega Semiconductor's active insiders.
Are insiders buying or selling shares of Alpha and Omega Semiconductor?: During the last year, insiders at the semiconductor company sold shares 5 times. They sold a total of 41,597 shares worth more than $1,990,466.44. The most recent insider tranaction occured on May, 12th when EVP Bing Xue sold 1,845 shares worth more than $43,781.85. Insiders at Alpha and Omega Semiconductor own 16.7% of the company. Learn More about insider trades at Alpha and Omega Semiconductor.
Information on this page was last updated on 5/12/2025.

Mike F. Chang Insider Trading History at Alpha and Omega Semiconductor

Transaction Date	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
1/29/2024	Sell	30,000	$26.91	$807,300.00	4,500,286
12/28/2023	Sell	30,000	$26.53	$795,900.00	4,337,591
10/26/2023	Sell	30,000	$25.03	$750,900.00	4,337,591
9/26/2023	Sell	30,000	$28.64	$859,200.00	4,337,591
9/1/2023	Sell	30,000	$31.01	$930,300.00	4,387,591
1/9/2023	Sell	56,400	$29.96	$1,689,744.00	4,352,210
3/17/2022	Sell	56,400	$55.00	$3,102,000.00
1/12/2021	Sell	25,434	$28.70	$729,955.80
1/8/2021	Sell	6,979	$28.23	$197,017.17
1/6/2021	Sell	88,444	$28.05	$2,480,854.20
10/5/2020	Sell	94,000	$15.50	$1,457,000.00
1/3/2019	Buy	480	$9.99	$4,795.20
12/27/2018	Buy	37,671	$9.86	$371,436.06
12/24/2018	Buy	13,115	$9.82	$128,789.30
12/21/2018	Buy	22,618	$9.84	$222,561.12
12/19/2018	Buy	23,202	$9.94	$230,627.88
12/17/2018	Buy	17,050	$9.99	$170,329.50
12/10/2018	Buy	36,405	$9.93	$361,501.65
12/6/2018	Buy	2,000	$10.00	$20,000.00
11/20/2018	Buy	3,930	$10.00	$39,300.00
12/13/2016	Sell	50,000	$22.15	$1,107,500.00
12/12/2016	Sell	25,883	$22.19	$574,343.77
10/10/2016	Sell	50,000	$22.64	$1,132,000.00

Mike F. Chang Buying and Selling Activity at Alpha and Omega Semiconductor

Alpha and Omega Semiconductor Company Overview

Alpha and Omega Semiconductor Limited designs, develops, and supplies power semiconductor products for computing, consumer electronics, communication, and industrial applications in Hong Kong, China, South Korea, the United States, and internationally. It offers power discrete products, including metal-oxide-semiconductor field-effect transistors (MOSFET), SRFETs, XSFET, electrostatic discharge, protected MOSFETs, high and mid-voltage MOSFETs, and insulated gate bipolar transistors for use in smart phone chargers, battery packs, notebooks, desktop and servers, data centers, base stations, graphics card, game boxes, TVs, AC adapters, power supplies, motor control, power tools, E-vehicles, white goods and industrial motor drives, UPS systems, solar inverters, and industrial welding. The company also provides power ICs that deliver power, as well as control and regulate the power management variables, such as the flow of current and level of voltage. Its power ICs are used in flat panel displays, TVs, notebooks, graphic cards, servers, DVD/Blu-Ray players, set-top boxes, and networking equipment. In addition, the company offers transient voltage suppressors, analog switch, and electromagnetic interference filter for notebooks, desktop PCs, tablets, flat panel displays, TVs, smart phones, and portable electronic devices; and 650V and 1200V SiC MOSFET. Alpha and Omega Semiconductor Limited was incorporated in 2000 and is headquartered in Sunnyvale, California.

Today's Range

Now: $21.48

$21.21

$21.75

50 Day Range

MA: $24.90

$17.47

$31.95

2 Week Range

Now: $21.48

$15.90

$53.29

Volume

251,682 shs

Average Volume

475,274 shs

Market Capitalization

$645.69 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.93

Mike Chang Biography and Net Worth

What is Mike F. Chang's net worth?

How old is Mike F. Chang?

What is Mike F. Chang's salary?

How do I contact Mike F. Chang?

Has Mike F. Chang been buying or selling shares of Alpha and Omega Semiconductor?

Who are Alpha and Omega Semiconductor's active insiders?

Are insiders buying or selling shares of Alpha and Omega Semiconductor?