TPL board member Murray Stahl dies; Horizon Kinetics CEO was largest shareholder's leader

Filed April 9, 2026 · Period ending April 9, 2026 · ~1 min read

Key Changes

• medium

  Murray Stahl, TPL board member and CEO/Chairman of Horizon Kinetics (TPL's largest shareholder), has died, creating a board vacancy and removing a decades-long advocate who supported the company since its days as a thinly-traded trust.

  Item 7.01 — Regulation FD Disclosure verify on EDGAR →
• medium

  Stahl's firm Horizon Kinetics and predecessors held the largest stake in TPL for many decades, giving him significant influence over company direction through its transformation into one of the largest publicly-traded energy companies.

  Exhibit 99.1 verify on EDGAR →