SI-BONE, Inc. — Director's Dealing 2021

Mar 8, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SI-BONE, Inc. (SIBN)
CIK: 0001459839
Period of Report: 2021-03-04

Reporting Person: Nishimura Mika (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-03-04	Common Stock	A	447.00	$0.00	Acquired	447.00	Direct
2021-03-04	Common Stock	A	8213.00	$0.00	Acquired	8660.00	Direct

Footnotes

F1: Reflects shares issuable on the settlement of restricted stock units granted to the Reporting Person. Each restricted stock unit represents a
contingent right to receive one share of the Issuer's common stock. The shares subject to the restricted stock unit will be vesting 100% upon the earlier of (i) the next annual general meeting of the stockholders of the Company or (ii) the date one year from the Vesting Commencement Date, subject to the Reporting Person's continuous service as a member of the Company's Board of Directors until such date.

F2: Reflects shares issuable on the settlement of restricted stock units granted to the Reporting Person. Each restricted stock unit represents a
contingent right to receive one share of the Issuer's common stock. The shares subject to the restricted stock unit will be vesting in a series of 12 equal quarterly increments starting on the Vesting Commencement Date, subject to the Reporting Person's continuous service as a member of the Issuer's Board of Directors on each applicable vesting date.