SoundThinking (SSTI) Files Form 144 for 16,161 Shares from RSU Vesting

Rhea-AI Filing Summary

Form 144 filed for SoundThinking, Inc. (SSTI) reports a proposed sale of 16,161 shares of common stock on NASDAQ with an aggregate market value of $190,711. The shares were acquired and are being sold on 09/02/2025 as Restricted Stock Units vesting from SoundThinking Inc., and the payment type is listed as compensation. The filing indicates no securities sold in the past three months by the selling person and includes the seller's standard representation that they know of no undisclosed material adverse information about the issuer.

Positive

• Transaction clearly disclosed: class, broker, share count, aggregate market value, and sale date are provided
• Securities were acquired via RSU vesting: acquisition and nature (compensation) are explicitly stated
• No prior sales reported: the filing indicates nothing to report for securities sold in the past three months

Negative

• Missing filer identification: CIK/CCC and named selling person details are not present in the provided excerpt, reducing transparency
• Limited context for materiality: issuer size and seller's ownership stake are not disclosed here, so impact cannot be assessed

Insights

Securities Analyst

TL;DR: Routine insider sale of vested RSUs totaling 16,161 shares ($190,711) disclosed via Form 144; appears procedural rather than material.

The filing documents a proposed sale under Rule 144 of 16,161 common shares acquired through RSU vesting and to be sold on 09/02/2025 via Citigroup Global Markets on NASDAQ for an aggregate market value of $190,711. The disclosure that there were no sales in the prior three months and that the consideration is listed as compensation is consistent with a typical post-vesting transfer by an insider or affiliated person. The submission lacks identifying filer CIK/CCC/contact details in the provided excerpt, which limits assessment of the seller's status (e.g., officer, director, large shareholder). On its face, the transaction is routine and unlikely to be material to investors absent additional context about ownership concentration or issuer size.

Corporate Governance Expert

TL;DR: Disclosure meets Rule 144 mechanics but missing filer identity reduces transparency.

The form specifies the security class, broker (Citigroup Global Markets), number of shares, market value, acquisition as RSU vesting, and sale timing, satisfying the basic Rule 144 notice elements shown. However, the provided content omits identifiable filer information (CIK/CCC and named selling person) in the excerpt, which is important for governance transparency and for investors to contextualize the sale relative to insider status. The seller's attestation about no undisclosed material adverse information is included, consistent with the form's certification requirement.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

Relationship to Issuer

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
COMMON STOCK	CITIGROUP GLOBAL MARKETS 390 GREENWICH ST NEW YORK NY 10013	16161	190711.00	12791251	09/02/2025	NASDAQ

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

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
COMMON STOCK	09/02/2025	RESTRICTED STOCK UNITS VESTING	SOUNDTHINKING INC			16161	09/02/2025	COMPENSATION

* 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

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the Form 144 for SoundThinking, Inc. (SSTI) report?

It reports a proposed sale of 16,161 shares of common stock acquired via RSU vesting, to be sold on 09/02/2025 on NASDAQ through Citigroup Global Markets, with an aggregate market value of $190,711.

How were the shares acquired according to the filing?

The filing shows the shares were acquired on 09/02/2025 as Restricted Stock Units vesting from SoundThinking Inc., with payment characterized as compensation.

Does the Form 144 show recent sales of SSTI stock by the same person?

The filing states Nothing to Report for securities sold during the past three months by the person for whose account the securities are to be sold.

Is the identity of the seller disclosed in this excerpt?

No. The provided content does not include identifiable filer details such as CIK/CCC or the named selling person in the excerpt.

Which broker is handling the proposed sale?

The broker listed is Citigroup Global Markets at 390 Greenwich St, New York, NY.