Form 4: Core Labs Executive Reports Routine Share Transactions

Core Laboratories' SVP, General Counsel & Secretary, Mark Damian Tattoli, reported the vesting of 700 restricted shares and the disposition of 276 shares for tax purposes.

Summary

• Mark Damian Tattoli, SVP, General Counsel & Secretary of Core Laboratories Inc. (CLB), reported changes in his beneficial ownership.
• On October 1, 2025, Tattoli acquired 700 shares of Common Stock at a price of $0, stemming from the vesting of restricted shares.
• On the same date, 276 shares of Common Stock were disposed of at $12.58 per share, typically for tax withholding related to the vesting event.
• Following these transactions, Tattoli directly owns 16,994.621 shares of Common Stock.
• Indirect ownership includes 20 shares in a custodial account and 1,694.842 shares in a 401(k) Plan.
• Beneficial ownership of derivative securities (Restricted Shares) stands at 1,450 after the reported transactions, with the original grant vesting annually over six years.

Sentiment

Score: 5

Explanation: The filing reports routine insider transactions related to executive compensation, specifically the vesting of restricted stock and subsequent tax-related disposition, which is a common occurrence and does not indicate a significant positive or negative shift in company fundamentals or outlook.

Positives

• The vesting of 700 restricted shares indicates continued equity participation and aligns executive interests with shareholders.
• The six-year annual vesting schedule for restricted shares suggests a long-term retention and performance incentive for the executive.

Negatives

• The disposition of 276 shares, even if for tax purposes, results in a reduction of the executive's direct ownership.

Risks

• The value of the executive's equity compensation is subject to fluctuations in Core Laboratories Inc.'s stock price.
• Continued service is required for the vesting of future restricted shares, linking compensation to employment tenure.

Future Outlook

This filing does not contain forward-looking statements or guidance regarding the company's future performance or outlook.

Industry Context

This filing reports an individual executive's equity transactions and does not provide broader industry context or trends.

Stakeholder Impact

• Shareholders: Minor impact, as these are routine compensation-related transactions. The executive's continued equity ownership aligns interests with shareholders.
• Management: Mark Damian Tattoli's compensation structure includes long-term equity incentives, reinforcing his commitment to the company.

Next Steps

• Future annual vesting of remaining restricted shares will occur on the anniversary of the grant date, provided the reporting person remains in continuous service.

Key Dates

Keywords

Core Laboratories, CLB, Form 4, insider transaction, beneficial ownership, restricted stock, executive compensation