Rob Chang is a Bitcoin-mining company co-founder whose board terminated him as CEO of Gryphon Digital Mining for cause in September 2024, a decision he has contested in court. Rob Chang's Twitter Score is 8.3 out of 1000 as of October 2026, ranking #110,683 among 498,348 tracked accounts.
Rob Chang co-founded Gryphon Digital Mining, a Nasdaq-listed Bitcoin miner that raised a $14 million Series A in April 2021 to build what it described as a zero-carbon-footprint mining operation, later certified as an inaugural recipient of the Green Proofs for Bitcoin certification. He served as CEO, Director, and Co-Founder until the board terminated his executive role effective September 17, 2024. Following that termination, Chang filed a wrongful dismissal complaint against Gryphon and its subsidiary Ivy Crypto in the Ontario Superior Court of Justice; Gryphon stated it intended to defend the matter. He remained on the board after losing the executive role and served as a director until Gryphon completed a stock-for-stock merger with American Bitcoin Corp. in September 2025, producing a combined company in which Hut 8's wholly owned subsidiary held approximately 80% of voting power and which now trades on Nasdaq under the ticker ABTC.
Rob Chang previously served as CFO of Riot Platforms, Inc., overseeing business operations, investor relations, and finances from February 2018 to August 2019. Before that, he previously worked at Cantor Fitzgerald as managing director and head of metals and mining research, where Bloomberg recognized him as the Best Precious Metals Analyst in Q1 2016. He also founded Chang Advisory Inc. and previously served as a director at Fission Uranium Corp. and Shine Minerals Corp., and was formerly a member of the board of advisors of District Metals Corp.
Rob Chang currently serves as a director at Ur-Energy Inc., RecycLiCo Battery Materials Inc., and Skyharbour Resources Ltd., and is a member of the Young Presidents' Organization. His account at @omnipotent32 has accumulated 6,908 followers as of October 2026 across 13,764 posts. Rob Chang has been mentioned by 7 accounts a total of 110 times.
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The accounts that follow Rob Chang include 39 founders, 3 angel investors, 21 influencers and 2 VCs, among them Unusualwhales, Bluntz, Dylan LeClair, Mike Alfred, Gabor Gurbacs and Tracy Alloway.