D. Mark Dewalch

Companies

• Black Stone MineralsBoard member Apr 30, 2015 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Black Stone Minerals BSM439,586 shares²$6.5M at $14.87Jul 2, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Jul 2, 2026Granted 1,342 shares at $13.97 of Black Stone Minerals²
• Jun 1, 2026Bought 36,363 shares at $13.62 of Black Stone Minerals³
• May 29, 2026Bought 36,363 shares at $13.48 of Black Stone Minerals³
• May 28, 2026Bought 37,650 shares at $13.21 of Black Stone Minerals⁴
• Apr 2, 2026Granted 1,240 shares at $15.12 of Black Stone Minerals⁵
• Jan 13, 2026Granted 14,255 shares of Black Stone Minerals⁶
• Jan 2, 2026Granted 1,410 shares at $13.29 of Black Stone Minerals⁷
• Oct 3, 2025Granted 1,426 shares at $13.14 of Black Stone Minerals⁸
• Jul 3, 2025Granted 1,433 shares at $13.08 of Black Stone Minerals⁹
• Apr 4, 2025Granted 1,227 shares at $15.27 of Black Stone Minerals¹⁰
• Jan 13, 2025Granted 13,324 shares of Black Stone Minerals¹¹
• Jan 3, 2025Granted 1,284 shares at $14.60 of Black Stone Minerals¹²
• Oct 4, 2024Granted 1,241 shares at $15.10 of Black Stone Minerals¹³
• Aug 15, 2024Bought 34,200 shares at $14.62 of Black Stone Minerals¹⁴
• Jul 5, 2024Granted 1,196 shares at $15.67 of Black Stone Minerals¹⁵
• Apr 5, 2024Granted 1,173 shares at $15.98 of Black Stone Minerals¹⁶
• Feb 26, 2024Bought 3,250 shares at $15.47 of Black Stone Minerals¹⁷
• Jan 11, 2024Granted 12,307 shares of Black Stone Minerals¹⁸
• Nov 17, 2023Bought 22,297 shares at $17.49 of Black Stone Minerals¹⁹
• Nov 16, 2023Bought 21,703 shares at $17.14 of Black Stone Minerals¹⁹
• Mar 6, 2023Bought 3,100 shares at $15.85 of Black Stone Minerals²⁰
• Mar 6, 2023Bought 31,150 shares at $15.85 of Black Stone Minerals²⁰
• Jan 11, 2023Granted 12,539 shares of Black Stone Minerals²¹
• Jan 11, 2022Granted 14,115 shares of Black Stone Minerals²²