[Form 4] SOUNDTHINKING, INC. Insider Trading Activity

Rhea-AI Filing Summary

SOUNDTHINKING, INC. granted equity compensation to officer David Jochim. He received 36,390 shares of Common Stock in the form of restricted stock units (RSUs) at no cash cost, bringing his direct holdings to 36,390 shares. The RSUs vest in twelve equal installments, with 1/12 vesting on the first Quarterly Date after the June 1, 2026 vesting start date, and additional 1/12 portions vesting on each subsequent Quarterly Date, subject to continued service.

Jochim was also granted a stock option for 30,000 shares of Common Stock at an exercise price of $7.86 per share, expiring on May 31, 2036. Twenty‑five percent of the option vests on June 1, 2027, and the remaining shares vest in 36 equal monthly installments, conditioned on his continued service to the company.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Jochim David

Role See remarks

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (Right to Buy)	30,000	$0.00	--
Grant/Award	Common Stock	36,390	$0.00	--

Holdings After Transaction: Stock Option (Right to Buy) — 30,000 shares (Direct, null); Common Stock — 36,390 shares (Direct, null)

Footnotes (1)

1. Represents restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock upon settlement. 1/12 of the shares subject to the award vest on the first Quarterly Date (as defined below) that occurs following the vesting commencement date (June 1, 2026), and 1/12 of the total number of shares subject to the award vest on each Quarterly Date thereafter, subject to the recipient's Continuous Service (as defined in the Issuer's 2017 Equity Incentive Plan, as amended) through each applicable Quarterly Date. "Quarterly Date" means each of February 28, May 31, August 31, and November 30, of a given calendar year. 25% of the shares subject to the option shall vest on June 1, 2027, and the remainder shall vest in thirty-six (36) equal monthly installments thereafter, subject to the Reporting Person's Continuous Service to the Issuer through each applicable vesting date.

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Form 4 Insider Transactions: What Each Field Means →

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).

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^*

Jochim David

(Last) (First) (Middle)

39300 CIVIC CENTER DR.

SUITE 300

(Street)

FREMONT CALIFORNIA 94538

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
SOUNDTHINKING, INC. [ SSTI ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	See remarks

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/01/2026

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

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

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

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	06/01/2026		A		36,390(1)	A	$0	36,390	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
Stock Option (Right to Buy)	$7.86	06/01/2026		A		30,000		(2)	05/31/2036	Common Stock	30,000	$0	30,000	D

Explanation of Responses:

1. Represents restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Common Stock upon settlement. 1/12 of the shares subject to the award vest on the first Quarterly Date (as defined below) that occurs following the vesting commencement date (June 1, 2026), and 1/12 of the total number of shares subject to the award vest on each Quarterly Date thereafter, subject to the recipient's Continuous Service (as defined in the Issuer's 2017 Equity Incentive Plan, as amended) through each applicable Quarterly Date. "Quarterly Date" means each of February 28, May 31, August 31, and November 30, of a given calendar year.

2. 25% of the shares subject to the option shall vest on June 1, 2027, and the remainder shall vest in thirty-six (36) equal monthly installments thereafter, subject to the Reporting Person's Continuous Service to the Issuer through each applicable vesting date.

Remarks:

Officer Title: Senior Vice President of TechnoLogic and Professional Services

	/s/ Jude Johnson, Attorney-in-Fact	06/03/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What equity awards did David Jochim receive from SOUNDTHINKING (SSTI)?

David Jochim received 36,390 restricted stock units and a stock option for 30,000 shares of SOUNDTHINKING common stock. The RSUs cost no cash upfront, while the option has a fixed $7.86 exercise price.

How do the 36,390 RSUs granted to David Jochim at SOUNDTHINKING (SSTI) vest?

The 36,390 RSUs vest in twelve equal installments. One-twelfth vests on the first Quarterly Date after June 1, 2026, and one-twelfth on each subsequent Quarterly Date, contingent on Jochim maintaining continuous service.

What are the key terms of David Jochim’s 30,000 share stock option at SOUNDTHINKING (SSTI)?

The stock option covers 30,000 shares at a $7.86 exercise price and expires May 31, 2036. Twenty-five percent vests June 1, 2027, with the remaining shares vesting in 36 equal monthly installments.

Does this SOUNDTHINKING (SSTI) Form 4 show open-market buying or selling by David Jochim?

The Form 4 shows equity awards granted as compensation, not open-market trades. Jochim acquired RSUs and stock options at no cash cost, with future vesting tied to continued service at the company.

What does “Continuous Service” mean in David Jochim’s SOUNDTHINKING (SSTI) equity awards?

Both the RSU and option vesting schedules require Jochim’s Continuous Service under SOUNDTHINKING’s 2017 Equity Incentive Plan. This means remaining in eligible service with the company through each specified vesting date.