David C.  Chang net worth and biography

David Chang Biography and Net Worth

Director of AXT

David C. Chang, Ph.D. has served as one of our directors since December 2000. Dr. Chang co-founded The Global Maximum Educational Opportunities, Inc., which provides study abroad programs in China for U.S. undergraduate students, in 2011 and became its Chairman and Chief Executive Officer in August 2013. Dr. Chang has served as president of Polytechnic University in New York (now known as the Tandon School of Engineering, New York University) from 1994 to 2005 and chancellor from 2005 to 2013, and Professor Emeritus at New York University since 2013. Previously, Dr. Chang was dean of the College of Engineering and Applied Sciences at Arizona State University. Dr. Chang served as a director of the NSF/Industry Corporate Research Center for Microwave and Millimeter-Wave Computer Aided Design from 1981 to 1989. Dr. Chang was a member of the board of directors of Time Warner Cable Inc. from 2004 to 2016. Dr. Chang has a M.S. degree and a Ph.D. in applied physics from Harvard University and a B.S. degree in electrical engineering from National Cheng Kung University, Taiwan.

What is David C. Chang's net worth?

The estimated net worth of David C. Chang is at least $3.56 million as of December 9th, 2025. Chang owns 132,744 shares of AXT stock worth more than $3,557,539 as of February 12th. This net worth estimate does not reflect any other assets that Chang may own. Learn More about David C. Chang's net worth.

How do I contact David C. Chang?

The corporate mailing address for Chang and other AXT executives is 4281 Technology Drive, FREMONT CA, 94538. AXT can also be reached via phone at (510) 438-4700 and via email at [email protected]. Learn More on David C. Chang's contact information.

Has David C. Chang been buying or selling shares of AXT?

David C. Chang has not been actively trading shares of AXT within the last three months. Most recently, David C. Chang sold 25,000 shares of the business's stock in a transaction on Tuesday, December 9th. The shares were sold at an average price of $14.84, for a transaction totalling $371,000.00. Following the completion of the sale, the director now directly owns 132,744 shares of the company's stock, valued at $1,969,920.96. Learn More on David C. Chang's trading history.

Who are AXT's active insiders?

AXT's insider roster includes David Chang (Director), Jesse Chen (Director), Gary Fischer (CFO), Leonard Leblanc (Director), and Morris Young (CEO). Learn More on AXT's active insiders.

Are insiders buying or selling shares of AXT?

During the last twelve months, insiders at the semiconductor company sold shares 8 times. They sold a total of 326,767 shares worth more than $3,329,807.87. The most recent insider tranaction occured on December, 9th when Director David C Chang sold 25,000 shares worth more than $371,000.00. Insiders at AXT own 8.8% of the company. Learn More about insider trades at AXT.

Information on this page was last updated on 12/9/2025.

David C. Chang Insider Trading History at AXT

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
12/9/2025Sell25,000$14.84$371,000.00132,744View SEC Filing Icon  
12/2/2025Sell25,000$12.33$308,250.00157,744View SEC Filing Icon  
11/28/2025Sell25,000$10.72$268,000.00182,744View SEC Filing Icon  
11/5/2025Sell100,000$8.94$894,000.00207,744View SEC Filing Icon  
8/1/2017Sell9,000$8.80$79,200.00164,807View SEC Filing Icon  
See Full Table

David C. Chang Buying and Selling Activity at AXT

This chart shows David C Chang's buying and selling at AXT by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

AXT Company Overview

AXT logo
AXT, Inc. designs, develops, manufactures, and distributes compound and single element semiconductor substrates. The company offers indium phosphide for use in data center connectivity using light/lasers, high-speed data transfer in data centers, 5G communications, fiber optic lasers and detectors, consumer devices, passive optical networks, silicon photonics, photonic integrated circuits, thermo-photovoltaics, RF amplifier and switching, infrared light-emitting diode (LEDS) motion control, lidar for robotics and autonomous vehicles, and infrared thermal imaging. It also provides semi-insulating gallium arsenide (GaAs) substrates for use in Wi-Fi and IoT devices, transistors, direct broadcast television, power amplifiers, satellite communications, and solar cells; and semi-conducting GaAs substrates that are used in LEDs, screen displays using micro-LEDs, printer head lasers and LEDs, 3-D sensing using VCSELs, data center communication using VCSELs, sensors for industrial robotics/near-infrared sensors, optical couplers, solar cells, night vision goggles, lidar for robotics and autonomous vehicles, and other lasers, as well as laser machining, cutting, and drilling. In addition, the company offers germanium substrates for use in multi-junction solar cells for satellites, optical sensors and detectors, terrestrial concentrated photo voltaic cells, infrared detectors, and carrier wafer for LED. Further, it provides 6N+ and 7N+ purified gallium, boron trioxide, gallium-magnesium alloy, pyrolytic boron nitride (pBN) crucibles, and pBN insulating parts. It sells its products through direct salesforce in the United States, China, and Europe, as well as through independent sales representatives and distributors in Japan, Taiwan, Korea, and internationally. The company was formerly known as American Xtal Technology, Inc. and changed its name to AXT, Inc. in July 2000. AXT, Inc. was incorporated in 1986 and is headquartered in Fremont, California.
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Today's Range

Now: $26.80
Low: $25.27
High: $28.49

50 Day Range

MA: $18.27
Low: $11.58
High: $27.77

2 Week Range

Now: $26.80
Low: $1.13
High: $28.49

Volume

8,775,224 shs

Average Volume

6,545,432 shs

Market Capitalization

$1.48 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.96