SIBN CEO Form 4: Sells 5,411 shares at $17.0591 average price

SI-BONE (SIBN) reported an insider transaction by CEO and Director Laura A. Francis.

Rhea-AI Filing Summary

SI-BONE (SIBN) reported an insider transaction by CEO and Director Laura A. Francis. She sold 5,411 shares of common stock on 11/11/2025 at a weighted‑average price of $17.0591, effected under a Rule 10b5-1 trading plan dated December 13, 2024.

After the sale, 356,730 shares were held indirectly by a trust, and 419,704 shares were held directly. The direct figure includes 396,297 shares issuable upon settlement of restricted stock units.

Insider Trade Summary

Net Seller: 5,411 shares

Net Sell 2 txns

Insider FRANCIS LAURA

Role Chief Executive Officer

Sold 5,411 shs ($92K)

Type	Security	Shares	Price	Value
Sale	Common Stock	5,411	$17.0591	$92K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 356,730 shares (Indirect, by Trust); Common Stock — 419,704 shares (Direct)

Footnotes (4)

1. F1. The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan dated December 13th, 2024.
2. F2. The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $17.00 to $17.24, 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.
3. F3. Shares held by The David & Laura Joint Rev Tr.
4. F4. Includes 396,297 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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did SIBN report?

CEO and Director Laura A. Francis sold 5,411 shares of SI-BONE common stock on 11/11/2025 at a weighted‑average price of $17.0591.

Was the SIBN insider sale under a 10b5-1 plan?

Yes. The sale was effected pursuant to a Rule 10b5-1 trading plan dated December 13, 2024.

How many SIBN shares did the insider hold after the transaction?

Post-transaction holdings were 356,730 shares indirectly by a trust and 419,704 shares directly.

Do the insider’s direct holdings include RSUs at SIBN?

Yes. The 419,704 direct amount includes 396,297 shares issuable upon settlement of restricted stock units.

What was the price range for the SIBN share sales?

Shares were sold in multiple trades ranging from $17.00 to $17.24, with a weighted‑average price of $17.0591.

What roles does the reporting person hold at SIBN?

The reporting person is Chief Executive Officer and a Director of SI-BONE, Inc.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/13/2025 - 04:31 PM EST Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

FRANCIS LAURA

(Last) (First) (Middle)

C/O SI-BONE, INC.

471 EL CAMINO REAL, SUITE 101

(Street)

SANTA CLARA CA 95050

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
SI-BONE, Inc. [ SIBN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
11/11/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/11/2025		S(1)		5,411	D	$17.0591(2)	356,730	I	by Trust(3)
Common Stock								419,704(4)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan dated December 13th, 2024.

2. The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $17.00 to $17.24, 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.

3. Shares held by The David & Laura Joint Rev Tr.

4. Includes 396,297 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.

Remarks:

	/s/ Michael A. Pisetsky, Attorney-in-Fact for Laura A. Francis	11/13/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.