SEC FORM 4

SEC FORM 4 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

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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^*

Grover Matthew

(Last)

(First)

(Middle)

C/O DATA STORAGE CORP

244 5TH AVENUE, SUITE 2821

(Street)

NEW YORK

10001

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Data Storage Corp [ DTST ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/12/2025

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	12/12/2025		M		627⁽¹⁾	A	$2.16	33,542	D
Common Stock	12/12/2025		M		2,500⁽²⁾	A	$3.23	36,042	D
Common Stock	12/12/2025		M		2,500⁽³⁾	A	$2.45	38,542	D
Common Stock	12/12/2025		M		2,500⁽⁴⁾	A	$2.04	41,042	D
Common Stock	12/12/2025		M		2,500⁽⁵⁾	A	$1.48	43,542	D
Common Stock	12/12/2025		M		2,500⁽⁶⁾	A	$1.82	46,042	D
Common Stock	12/12/2025		M		2,500⁽⁷⁾	A	$2.33	48,542	D
Common Stock	12/12/2025		M		2,500⁽⁸⁾	A	$3.24	51,042	D
Common Stock	12/12/2025		M		2,500⁽⁹⁾	A	$2.88	53,542	D
Common Stock	12/12/2025		F		10,190⁽¹⁰⁾	D	$4.97	43,352	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Stock Option	$2.16	12/11/2025		M			627	⁽¹⁾	⁽¹⁾	Common Stock	627	$0	0	D
Stock Option	$3.23	12/11/2025		M			2,500	⁽²⁾	⁽²⁾	Common Stock	2,500	$0	0	D
Stock Option	$2.45	12/11/2025		M			2,500	⁽³⁾	⁽³⁾	Common Stock	2,500	$0	0	D
Stock Option	$2.04	12/11/2025		M			2,500	⁽⁴⁾	⁽⁴⁾	Common Stock	2,500	$0	0	D
Stock Option	$1.48	12/11/2025		M			2,500	⁽⁵⁾	⁽⁵⁾	Common Stock	2,500	$0	0	D
Stock Option	$1.82	12/11/2025		M			2,500	⁽⁶⁾	⁽⁶⁾	Common Stock	2,500	$0	0	D
Stock Option	$2.33	12/11/2025		M			2,500	⁽⁷⁾	⁽⁷⁾	Common Stock	2,500	$0	0	D
Stock Option	$3.24	12/11/2025		M			2,500	⁽⁸⁾	⁽⁸⁾	Common Stock	2,500	$0	0	D
Stock Option	$2.88	12/11/2025		M			2,500	⁽⁹⁾	⁽⁹⁾	Common Stock	2,500	$0	0	D

Explanation of Responses:

1. Represents shares of common stock issued upon exercise of a stock option that was issued to the Reporting Person on December 11, 2019 which were fully vested on the third anniversary of the date of grant. The Option is exercisable for a term of 10 years.

2. Represents shares of common stock issued upon exercise of a stock option that was issued to the Reporting Person on March 31, 2022 which were fully vested on the third anniversary of the date of grant. The Option is exercisable for a term of 10 years.

3. Represents shares of common stock issued upon exercise of a stock option that was issued to the Reporting Person on June 30, 2022 which were fully vested on the third anniversary of the date of grant. The Option is exercisable for a term of 10 years.

4. Represents shares of common stock issued upon exercise of a stock option that was issued to the Reporting Person on September 30, 2022, the unexercised portion of which vested in full immediately upon consummation of the divestiture of the Issuer's CloudFirst business on September 11, 2025. The Option is exercisable for a term of 10 years.

5. Represents shares of common stock issued upon exercise of a stock option that was issued to the Reporting Person on December 30, 2022, the unexercised portion of which vested in full immediately upon consummation of the divestiture of the Issuer's CloudFirst business on September 11, 2025. The Option is exercisable for a term of 10 years.

6. Represents shares of common stock issued upon exercise of a stock option that was issued to the Reporting Person on March 31, 2023, the unexercised portion of which vested in full immediately upon consummation of the divestiture of the Issuer's CloudFirst business on September 11, 2025. The Option is exercisable for a term of 10 years.

7. Represents shares of common stock issued upon exercise of a stock option that was issued to the Reporting Person on June 30, 2023, the unexercised portion of which vested in full immediately upon consummation of the divestiture of the Issuer's CloudFirst business on September 11, 2025. The Option is exercisable for a term of 10 years.

8. Represents shares of common stock issued upon exercise of a stock option that was issued to the Reporting Person on September 29, 2023, which vested in full immediately upon consummation of the divestiture of the Issuer's CloudFirst business on September 11, 2025. The Option is exercisable for a term of 10 years.

9. Represents shares of common stock issued upon exercise of a stock option that was issued to the Reporting Person on December 31, 2023, which vested in full immediately upon consummation of the divestiture of the Issuer's CloudFirst business on September 11, 2025. The Option is exercisable for a term of 10 years.

10. Represents shares withheld to cover the exercise price of the options exercised.

	/s/ Wendy Schmittzeh, Attorney-in-fact	12/15/2025
	** 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.

Director Grover Matthew exercised 20,627 shares at a strike of $2.43 and covered exercise/tax liability with 10,190 shares, increasing direct ownership by 32% to 43,352 units (SEC Form 4)