10%
Synchron is a privately-owned California corporation engaged in diversified businesses across technology and other industries, with its principal office at 3550 General Atomics Court, San Diego, California 92121-1122.[[1]](https://www.stocktitan.net/sec-filings/REEMF/schedule-13d-a-rare-element-resources-ltd-amended-major-shareholder-r-9fdb1d7d26cf.html) It operates as a subsidiary of General Atomic Technologies Corporation (GATC), a Wyoming-based holding company, which is in turn controlled by Tenaya Corporation, a Delaware holding company; James N. Blue serves as Chairman, President, and CEO of GATC.[[1]](https://www.stocktitan.net/sec-filings/REEMF/schedule-13d-a-rare-element-resources-ltd-amended-major-shareholder-r-9fdb1d7d26cf.html)
Synchron is the majority shareholder of Rare Element Resources Ltd. (REEMF), beneficially owning approximately 71.4% (460,889,576 shares) of the company's common stock as of the latest amended Schedule 13D filing, providing it with effective control over shareholder votes and corporate decisions.[[1]](https://www.stocktitan.net/sec-filings/REEMF/schedule-13d-a-rare-element-resources-ltd-amended-major-shareholder-r-9fdb1d7d26cf.html) This controlling position was established through an initial 2017 investment agreement and option, followed by substantial participations in rights offerings, including 244,383,591 shares in 2024 for $29,326,030 and 100,149,060 shares in 2026 for $24,035,774.40.[[1]](https://www.stocktitan.net/sec-filings/REEMF/schedule-13d-a-rare-element-resources-ltd-amended-major-shareholder-r-9fdb1d7d26cf.html)
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