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CARLSBAD, CA— Alphatec Holdings , Inc. (NASDAQ: ATEC) Chief Financial Officer John Todd Koning has sold a significant portion of his holdings in the company. According to a recent SEC filing, Koning ...

Alphatec Holdings Inc (NASDAQ:ATEC), a company specializing in the design, development, and marketing of spinal fusion technology products and solutions for patients with spine disorders, has reported ...

John Koning has been active in the market over the past year, selling a total of 138,101 shares and making no purchases of the company's stock during that period. The transaction was detailed in an ...