Ashley J Longmaid has sold BSM and made no open-market buys since May 2026

Ashley J. Longmaid is a director of the general partner of Black Stone Minerals, L.P. (NYSE: BSM), having joined the board in March 2024.( In this role, he participates in overseeing the partnership’s strategy and governance, and he has been identified in SEC and related regulatory filings as a corporate insider, including recent Form 4 and Rule 144 filings associated with trades in Black Stone Minerals units.(

Alongside his board responsibilities, Longmaid has served as Director of Operations at Burr Yacht Sales South, a yacht dealer based in Stuart, Florida, since 2015.( He formed C Level Aviation LLC in 2020, which is a part owner of SkyBlue Jet Aviation, a flight school, service center, and aircraft dealer and broker operating in North County Palm Beach and Sebastian, Florida.( From 2005 to 2020, he operated Longmaid Charters, LLC, and prior to that he worked as a financial advisor at Morgan Stanley Dean Witter in Boston, Massachusetts.( Longmaid also serves on the board of trustees of The Pine School in Hobe Sound, Florida, and is a committee member of the Winter Harbor Yacht Club in Winter Harbor, Maine.( He holds a B.S. degree from Roger Williams University.(

Written by Perplexity from public sources.