Keith Brian Alexander has sold stock and made no open-market buys since Oct 2021

Keith Brian Alexander is a corporate insider and individual serving as a director of Amazon.com, Inc., where he has been on the board since September 2020 and has chaired its Security Committee overseeing cybersecurity policies and incident response.( As of mid-2025, he beneficially owned several thousand shares of Amazon (AMZN) and has executed multiple Form 4‑reported trades in the stock in his capacity as a director.( In addition to his role at Amazon, Alexander has held board positions at other technology and defense‑related companies, including CSRA Inc. and Einride AB.(

Alexander’s corporate career follows a distinguished 40‑year military and government tenure as a retired four‑star U.S. Army general, former Director of the National Security Agency (NSA), Chief of the Central Security Service (CSS), and founding Commander of U.S. Cyber Command.( After leaving government service in 2014, he founded IronNet Cybersecurity (IronNet, Inc.), serving as its CEO, president, and chair for nearly a decade, and later continuing as chairman and founder.( He is widely recognized as a leading authority on cybersecurity and national defense and has advised corporate leaders and national commissions on enhancing cybersecurity.( Alexander is a graduate of the United States Military Academy at West Point and holds a Master of Science in business administration and management from Boston University, grounding his board and executive work in both technical defense experience and formal business training.(

Written by Perplexity from public sources.