SI-BONE, Inc. — Director's Dealing 2018

Oct 19, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SI-BONE, Inc. (SIBN)
CIK: 0001459839
Period of Report: 2018-10-19

Reporting Person: HINCKLEY GREGORY K (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-10-19	Common Stock	C	15873	—	Acquired	27937	Direct
2018-10-19	Common Stock	C	12854	—	Acquired	40791	Direct
2018-10-19	Common Stock	C	9641	—	Acquired	30752	Direct
2018-10-19	Common Stock	C	44851	—	Acquired	75603	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-10-19	Series 4 Preferred Stock	$	C	15873	Disposed		Common Stock (15873)	Direct
2018-10-19	Series 6 Preferred Stock	$	C	12141	Disposed		Common Stock (12854)	Direct
2018-10-19	Series 6 Preferred Stock	$	C	9106	Disposed		Common Stock (9641)	Direct
2018-10-19	Series 7 Preferred Stock	$	C	44851	Disposed		Common Stock (44851)	Direct

Footnotes

F1: The Issuer's Series 4 Preferred Stock and Series 7 Preferred Stock automatically converted into an equal number of shares of Issuer's common stock immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F2: The Issuer's Series 6 Preferred Stock automatically converted into approximately 1.05878 shares of Issuer's common stock immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F3: Shares held by Gregory K. Hinckley and Mary C. Hinckley as Community Property with the Right of Survivorship.