InsiderTrades

Longmaid Ashley J

SEC CIK 2017596 · EDGAR

Buying vs selling by month open-market trades, last 24 months, BSM
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
BSMBlack Stone Minerals, L.P.Dir 137.3K — $149.7K 42024-04-112026-05-12

Most active insiders at BSM, 12 months

#InsiderTitleBoughtSold
1 Whitehead JamesDir —$28.10M
2 Putman Luke StevensSVP, GC, Sec —$2.18M
3 DeWalch D MarkDir $1.48M—
4 Carter Thomas L JrExecutive COB, Dir $924.5K—
5 Longmaid Ashley JDir —$149.7K
6 Hamman Anne LenoirDir ——
7 Phillips Erin LeahCtrl (PAO) ——
8 Carter FowlerPres, Co-CEO, Dir ——
9 Bonner ChrisSVP, CFO, Treas ——
10 DeWalch TaylorPres, Co-CEO, Dir ——

Transactions 4

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-05-13 17:46 2026-05-12 BSM Black Stone Minerals, L.P. Longmaid Ashley J Dir S - Sale $13.45 -11.1K 137.3K -7% -$149.7K
2026-01-15 2026-01-13 BSM Black Stone Minerals, L.P. Longmaid Ashley J Dir A - Grant $0.00 +14.3K 148.5K +11% $0
2025-01-15 2025-01-13 BSM Black Stone Minerals, L.P. Longmaid Ashley J Dir A - Grant $0.00 +10.3K 134.2K +8% $0
2024-04-15 2024-04-11 BSM Black Stone Minerals, L.P. Longmaid Ashley J Dir A - Grant $0.00 +6,064 123.9K +5% $0

Purchase Sale Sale after option exercise All abbreviations