Form 4: Executive Chairman's BSM Unit Holdings Update

Black Stone Minerals' Executive Chairman, Thomas L. Carter Jr., reported changes in his beneficial ownership of common units, including an award settlement and tax-related disposition.

Summary

• Thomas L. Carter Jr., Executive Chairman of Black Stone Minerals, L.P. (BSM), reported changes in his beneficial ownership of common units.
• He acquired 136,315 common units on February 24, 2026, as a settlement of performance units from the company's Long-Term Incentive Plan.
• Concurrently, 53,641 common units were disposed of on February 24, 2026, at a price of $15.23 per unit, for tax withholding purposes related to the performance unit settlement.
• Following these transactions, Carter directly owns 3,613,846 common units and indirectly owns 11,775,023 common units through various trusts and an entity.
• The transactions were conducted under a Rule 10b5-1 pre-arranged trading plan.

Sentiment

Score: 6

Explanation: StockSavvy.ai views this as a routine insider transaction reflecting the settlement of performance-based equity awards and subsequent tax withholding, which is a common and expected event for executive compensation.

Positives

• The acquisition of 136,315 common units represents the settlement of performance units, indicating the achievement of performance targets under the company's Long-Term Incentive Plan.
• The transactions were executed under a Rule 10b5-1 plan, suggesting pre-planned and systematic insider trading rather than opportunistic timing.

Negatives

• A disposition of 53,641 common units occurred for tax withholding purposes, which reduces the insider's direct holdings, although this is a common practice for equity awards.

Future Outlook

NA

Industry Context

StockSavvy.ai notes that insider transaction filings like this Form 4 are routine disclosures for publicly traded companies. While the specific details relate to Black Stone Minerals, the practice of executives receiving performance-based equity awards and subsequently selling a portion for tax purposes is common across various industries, particularly in the energy and natural resources sector where long-term incentive plans are prevalent.

Stakeholder Impact

• Shareholders: The increase in direct and indirect beneficial ownership (net of tax sales) by a key executive could be seen as a minor positive signal of alignment with shareholder interests, though the tax sale is neutral.

Key Dates

Recommendation

This Form 4 filing details routine insider transactions related to executive compensation, specifically the settlement of performance units and subsequent tax withholding. Such transactions are common and do not typically signal a fundamental change in the company's prospects or warrant a change in investment recommendation. The insider's overall beneficial ownership remains substantial, indicating continued alignment with the company's performance.

Keywords

Black Stone Minerals, BSM, Form 4, Insider Trading, Beneficial Ownership, Executive Chairman, Thomas L. Carter Jr., Performance Units, Long-Term Incentive Plan, Rule 10b5-1