PERMIAN BASIN ROYALTY TRUST

Over the 4 most recent insider filings, PERMIAN BASIN ROYALTY TRUST (PBT) has seen activity from 1 distinct insider — all of them on the buy side. The activity is heavily weighted toward buying: $1.4M bought versus $0 sold, a net purchase of $1.4M. OLIVER ERIC L (10% Owner) is the most active by dollar volume, and the single largest transaction was $1.9M by OLIVER ERIC L. All figures are drawn from official SEC Form 3, 4, and 5 disclosures and update as new filings arrive.