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person · Reporting owner

Arthur Kirk

Disclosed activity across 1 company

Tapewire entity
373
SEC CIK
0002108307

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
SOUNDTHINKING, INC.SSTI · Entity 361SVP, SalesAugust 31, 2026September 02, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

SOUNDTHINKING, INC.

Report date August 31, 2026 · Filed September 02, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect53,595 Reported balance After 2026-08-31 transaction · row 1
1 source row

Row 1 · 2026-08-31 · Tax withholding · Disposed 1,183 · Balance 53,595

F1: Represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting and settlement of previously reported restricted stock units.

Filing footnotes · ownership attribution and instrument terms

F1: Represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting and settlement of previously reported restricted stock units.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
August 31, 2026 Filed Sep 2, 2026 20:08 UTC SOUNDTHINKING, INC. SSTI · Entity 361 Tax withholdingCommon Stock 1,183 $6.44 $7,618.52
Disclosure

SEC source: 0001193125-26-380186 · ownership.xml · nonDerivative · entry 1

Arthur Kirk · CIK 0002108307 · SVP, Sales

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,595

F1 · kind: Represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting and settlement of previously reported restricted stock units.

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June 05, 2026 Filed Jun 10, 2026 01:22 UTC SOUNDTHINKING, INC. SSTI · Entity 361 Tax withholdingCommon Stock 1,444 $7.51 $10,844.44
Disclosure

SEC source: 0002108307-26-000006 · ownership.xml · nonDerivative · entry 1

Arthur Kirk · CIK 0002108307 · SVP, Sales

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,778

F1 · kind: Represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting and settlement of previously reported restricted stock units.

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May 19, 2026 Filed May 21, 2026 20:08 UTC SOUNDTHINKING, INC. SSTI · Entity 361 GrantCommon Stock 56,222 $0.00 $0.00
Disclosure

SEC source: 0002108307-26-000003 · ownership.xml · nonDerivative · entry 1

Arthur Kirk · CIK 0002108307 · SVP, Sales

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 56,222

F1 · shares: 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 (May 31, 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.

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March 06, 2026 Filed Mar 10, 2026 20:28 UTC SOUNDTHINKING, INC. SSTI · Entity 361 GrantStock Option (Right to Buy) · Derivative 30,000 $0.00 Strike: $7.20 $0.00
Disclosure

SEC source: 0001193125-26-100211 · ownership.xml · derivative · entry 1

Arthur Kirk · CIK 0002108307 · SVP, Sales

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,000

Underlying: Common Stock · 30,000 shares

Expires 2036-03-05

F1 · derivative.exercise_date: 25% of the shares subject to the option shall vest on March 6, 2027, and the remainder shall vest in thirty-six (36) equal monthly installments thereafter, subject to the Reporting Person's continued service to the Issuer through each vesting date.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.