Greg K. Hinckley - 07 Apr 2026 Form 4 Insider Report for SI-BONE, Inc. (SIBN)

Reporting relationship: Director
Issuer ticker: SIBN
Reported as of: 07 Apr 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 09 Apr 2026, 18:53:42 UTC
Prior SEC filing: 06 Jun 2025
Next SEC filing: 23 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ Michael A. Pisetsky, Attorney-in-Fact for Gregory K. Hinckley

Key filing fact

Greg K. Hinckley filed Form 4 for SI-BONE, Inc. (SIBN) on 09 Apr 2026.

Key facts

This page summarizes Greg K. Hinckley's Form 4 filing for SI-BONE, Inc. (SIBN).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 09 Apr 2026, 18:53.

Change

Previous filing in this sequence was filed on 06 Jun 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001239182 Primary reporting owner

HINCKLEY GREGORY K

Relationship: Director
Address: C/O SI-BONE, INC., 471 EL CAMINO REAL, SUITE 101, SANTA CLARA
Signature: /s/ Michael A. Pisetsky, Attorney-in-Fact for Gregory K. Hinckley
Signature date: 09 Apr 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

SIBN transaction

Common Stock

Options Exercise

Transaction value
Shares: +3,085
Change %: +3%
Price: $5.94^*
Shares after: 105,135
Date: 07 Apr 2026
Ownership: Direct
Footnotes: F1

SIBN holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 75,603
Date: 07 Apr 2026
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

SIBN transaction Derivative

Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -3,085
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 07 Apr 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 3,085
Exercise price: $5.94
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Includes 8,675 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.

Footnote F2

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

Footnote F3

The shares subject to the option vest in equal monthly installments over three years commencing on October 17, 2018, subject to Reporting Person's continued service through each relevant vesting date.