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  4. [144] SI-BONE, Inc. SEC Filing

SI-BONE (NASDAQ: SIBN) trust to sell 51,884 shares of common stock

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
144

Rhea-AI Filing Summary

SI-BONE, Inc. (SIBN) has a notice of proposed sale of securities under Rule 144 filed for the account of the David & Laura Francis Joint Revocable Trust. The trust plans to sell up to 51,884 shares of common stock through Morgan Stanley Smith Barney LLC, with an aggregate market value of $1,033,010.44 and with 44,818,575 shares outstanding as referenced in the notice. The shares were acquired upon vesting of restricted stock units between 05/15/2021 and 11/15/2025. The filing also notes a prior sale by Laura Francis in the past three months of 14,956 shares of common stock for $279,064.67.

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Shares to be sold under Rule 144 51,884 shares Planned sale by David & Laura Francis Joint Revocable Trust
Aggregate market value of shares to be sold $1,033,010.44 Value of 51,884 SI-BONE, Inc. common shares covered by the notice
Shares outstanding 44,818,575 shares SI-BONE, Inc. common stock referenced in the Form 144
Shares sold in past 3 months 14,956 shares Sale by Laura Francis on 08/17/2026
Proceeds from recent sale $279,064.67 Gross proceeds from 14,956 SI-BONE, Inc. shares sold on 08/17/2026
RSU vesting period start date 05/15/2021 Start of period when RSUs that produced these shares vested
RSU vesting period end date 11/15/2025 End of period when RSUs that produced these shares vested
Rule 144 regulatory
"See the definition of "person" in paragraph (a) of Rule 144."
Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.
Restricted Stock Units financial
"The securities to be sold were acquired upon the vesting of restricted stock units"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
aggregate market value financial
"51884 | 1033010.44 | 44818575 | 08/20/2026"
Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

FAQ

What does the Form 144 filing disclose for SI-BONE, Inc. (SIBN)?
The filing reports that the David & Laura Francis Joint Revocable Trust intends to sell up to 51,884 shares of SI-BONE, Inc. common stock under Rule 144, with an aggregate market value of $1,033,010.44, through Morgan Stanley Smith Barney LLC.

How many SI-BONE (SIBN) shares are covered by this planned Rule 144 sale?
The notice covers a proposed sale of up to 51,884 shares of common stock of SI-BONE, Inc. for the account of the David & Laura Francis Joint Revocable Trust.

What is the aggregate market value of the SI-BONE (SIBN) shares in the Form 144?
The shares to be sold have an aggregate market value of $1,033,010.44, as stated in the Form 144 notice for 51,884 shares of SI-BONE, Inc. common stock.

How many SI-BONE (SIBN) shares are reported as outstanding in the Form 144?
The Form 144 references 44,818,575 shares outstanding of SI-BONE, Inc. common stock in connection with the proposed sale by the David & Laura Francis Joint Revocable Trust.

Were there recent SI-BONE (SIBN) share sales by Laura Francis before this notice?
Yes. The filing reports that 14,956 shares of SI-BONE, Inc. common stock were sold on 08/17/2026 by Laura Francis, with total proceeds of $279,064.67 during the prior three months.

How were the SI-BONE (SIBN) shares in this Form 144 acquired?
The securities covered by the notice were acquired from the issuer upon vesting of restricted stock units during the period from 05/15/2021 through 11/15/2025.

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144: Filer Information

144: Issuer Information

144: Securities Information



Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold


* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.



Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

144: Remarks and Signature

Source: View Original Filing on SEC EDGAR