Form 4: SI-BONE SVP Sells Shares for Tax Obligations

Michael A. Pisetsky, SI-BONE's SVP, Operations & Administration/Chief Legal Officer, sold common stock to cover tax withholding obligations from restricted stock unit vesting.

Summary

• Michael A. Pisetsky, SVP, Ops & Adm/Chief Legal Ofr of SI-BONE, Inc. (SIBN), reported sales of common stock.
• The transactions occurred on January 2, 2026.
• A total of 3,460 shares were sold across three transactions.
• The shares were sold at weighted-average prices of $19.75, $19.6811, and $19.5788.
• The sales were non-discretionary, executed to cover tax withholding obligations related to the vesting of restricted stock units.
• Following these transactions, Mr. Pisetsky beneficially owns 228,436 shares, which includes 119,679 shares issuable upon settlement of restricted stock units.

Sentiment

Score: 5

Explanation: The filing reports a routine, non-discretionary 'sell to cover' transaction for tax purposes related to RSU vesting. This is a neutral event for the company's operational outlook, though the underlying RSU vesting is a positive for executive retention.

Positives

• The underlying event, vesting of restricted stock units, indicates continued compensation and retention of a key executive.

Negatives

• No direct negatives for the company's operational or financial performance are indicated by this routine tax-related sale.

Future Outlook

This Form 4 filing does not contain any forward-looking statements or guidance regarding the company's future performance or strategic direction.

Management Comments

• The sale reported on this Form 4 represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units.
• The sale satisfies the tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

Industry Context

This insider transaction report is specific to an individual executive's compensation and tax obligations and does not provide broader insights into industry trends or competitive landscape.

Stakeholder Impact

• Shareholders: Minimal impact as the sale is non-discretionary and for tax purposes, not a reflection of executive sentiment.
• Employees: The vesting of restricted stock units is a standard part of executive compensation, reinforcing retention.

Next Steps

• No specific future actions or milestones for the company are mentioned in this insider transaction report.

Key Dates

Keywords

SI-BONE, SIBN, Form 4, Insider Transaction, Stock Sale, Restricted Stock Units, RSU Vesting, Tax Withholding, Michael A. Pisetsky, Corporate Governance