SI-BONE, Inc. — Director's Dealing 2026

Jan 7, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SI-BONE, Inc. (SIBN)
CIK: 0001459839
Period of Report: 2026-01-02

Reporting Person: PISETSKY MICHAEL A. (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-01-02	Common Stock	S	38.00	$19.75	Disposed	231858.00	Direct
2026-01-02	Common Stock	S	1436.00	$19.6811	Disposed	230422.00	Direct
2026-01-02	Common Stock	S	1986.00	$19.5788	Disposed	228436.00	Direct

Footnotes

F1: 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.

F2: The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $19.56 to $19.79, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in these footnotes.

F3: The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $19.38 to $19.83, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in these footnotes.

F4: Includes 119,679 shares issuable on settlement of restricted stock units granted to the Reporting Person. Each restricted stock unit represents a contingent right to receive one shares of the Issuer's common stock.