InsidersTradesSigma
Explore the full record of transactions filed by PFEIFFER GARY M, Director. Insider active across 1 companies, notably Quest Diagnostics INC. Aggregated, 5 disclosures have been recorded. Total volume traded: €466k. The latest transaction was disclosed on 22 October 2025 — Cession. Regulator: SEC (Form 4). All data is accessible without signup.
5 of 5 declarations
Gary M. Pfeiffer is a Board Member at Quest Diagnostics Inc. He brings significant expertise in corporate governance and strategy. His role involves overseeing the company's operations and contributing to strategic decision-making. With a career focused on enhancing organizational performance, he plays a key role in guiding the company's future direction.