SI-BONE, Inc. — Director's Dealing 2023

May 18, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SI-BONE, Inc. (SIBN)
CIK: 0001459839
Period of Report: 2023-05-16

Reporting Person: DUNN JEFFREY W (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-05-16	Common Stock	S	4493.00	$24.8504	Disposed	80673.00	Direct
2023-05-16	Common Stock	S	1514.00	$24.8067	Disposed	79159.00	Direct
2023-05-16	Common Stock	S	1955.00	$24.807	Disposed	77204.00	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	132580.00	Indirect

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: This transaction was executed in multiple trades at prices ranging from $24.50 USD to $24.96 USD; the price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide the Issuer, any security holder 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 this footnote.

F3: This transaction was executed in multiple trades at prices ranging from $24.49 USD to $24.96 USD; the price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide the Issuer, any security holder 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 this footnote.

F4: This transaction was executed in multiple trades at prices ranging from $24.51 USD to $24.96 USD; the price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide the Issuer, any security holder 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 this footnote.

F5: Includes 69,130 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.

F6: The shares are held by The Jeffrey W. Dunn Living Trust Dated May 17, 2012.