Data Storage Corp — Director's Dealing 2025

Aug 5, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Data Storage Corp (DTST)
CIK: 0001419951
Period of Report: 2025-08-04

Reporting Person: Kempster Thomas (Director, EVP, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-08-04	Common Stock	M	16666	$2.00	Acquired	855778	Direct
2025-08-04	Common Stock	M	9804	$1.96	Acquired	865582	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-08-04	Stock Option	$2.00	M	16666	Disposed	2028-04-09	Common Stock (16666)	Direct
2025-08-04	Stock Option	$1.96	M	9804	Disposed	2028-02-28	Common Stock (9804)	Direct

Footnotes

F1: Represents the shares of the Issuer's common stock underlying the vested portion of a stock option grant issued to the Reporting Person on March 1, 2023, that was exercised by the Reporting Person on August 4, 2025.

F2: Represents the shares of the Issuer's common stock underlying the vested portion of a stock option grant issued to the Reporting Person on April 10, 2023, that was exercised by the Reporting Person on August 4, 2025.