Key facts
- This page summarizes Matthew Grover's Form 4 filing for Data Storage Corp (DTST).
- 19 reported transactions and 9 derivative rows are listed below.
- Accepted by SEC: 15 Dec 2025, 21:32.
Matthew Grover - 12 Dec 2025 Form 4 Insider Report for Data Storage Corp (DTST)
- Reporting relationship
- Director
- Issuer ticker
- DTST
- Reported as of
- 12 Dec 2025
- Net transaction value
- -$615
- SEC form
- 4
- Accepted by SEC
- 15 Dec 2025, 21:32:40 UTC
- Prior SEC filing
- 11 Jun 2025
- Next SEC filing
- 16 Jan 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Wendy Schmittzeh, Attorney-in-fact
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Matthew Grover filed Form 4 for Data Storage Corp (DTST) on 15 Dec 2025.
Change
- Previous filing in this sequence was filed on 11 Jun 2025.
- Current net transaction value: -$615.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001803509
Primary reporting owner
Grover Matthew
- Relationship
- Director
- Address
- C/O DATA STORAGE CORP, 244 5TH AVENUE, SUITE 2821, NEW YORK
- Signature
- /s/ Wendy Schmittzeh, Attorney-in-fact
- Signature date
- 15 Dec 2025
This filing has been restated.
Open the amended filing.
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
DTST
transaction
Common Stock
Options Exercise
- Transaction value
- $1,354
- Shares
- +627
- Change %
- +1.9%
- Price
- $2.16
- Shares after
- 33,542
- Date
- 12 Dec 2025
- Ownership
- Direct
- Footnotes
- F1
DTST
transaction
Common Stock
Options Exercise
- Transaction value
- $8,075
- Shares
- +2,500
- Change %
- +7.5%
- Price
- $3.23
- Shares after
- 36,042
- Date
- 12 Dec 2025
- Ownership
- Direct
- Footnotes
- F2
DTST
transaction
Common Stock
Options Exercise
- Transaction value
- $6,125
- Shares
- +2,500
- Change %
- +6.9%
- Price
- $2.45
- Shares after
- 38,542
- Date
- 12 Dec 2025
- Ownership
- Direct
- Footnotes
- F3
DTST
transaction
Common Stock
Options Exercise
- Transaction value
- $5,100
- Shares
- +2,500
- Change %
- +6.5%
- Price
- $2.04
- Shares after
- 41,042
- Date
- 12 Dec 2025
- Ownership
- Direct
- Footnotes
- F4
DTST
transaction
Common Stock
Options Exercise
- Transaction value
- $3,700
- Shares
- +2,500
- Change %
- +6.1%
- Price
- $1.48
- Shares after
- 43,542
- Date
- 12 Dec 2025
- Ownership
- Direct
- Footnotes
- F5
DTST
transaction
Common Stock
Options Exercise
- Transaction value
- $4,550
- Shares
- +2,500
- Change %
- +5.7%
- Price
- $1.82
- Shares after
- 46,042
- Date
- 12 Dec 2025
- Ownership
- Direct
- Footnotes
- F6
DTST
transaction
Common Stock
Options Exercise
- Transaction value
- $5,825
- Shares
- +2,500
- Change %
- +5.4%
- Price
- $2.33
- Shares after
- 48,542
- Date
- 12 Dec 2025
- Ownership
- Direct
- Footnotes
- F7
DTST
transaction
Common Stock
Options Exercise
- Transaction value
- $8,100
- Shares
- +2,500
- Change %
- +5.2%
- Price
- $3.24
- Shares after
- 51,042
- Date
- 12 Dec 2025
- Ownership
- Direct
- Footnotes
- F8
DTST
transaction
Common Stock
Options Exercise
- Transaction value
- $7,200
- Shares
- +2,500
- Change %
- +4.9%
- Price
- $2.88
- Shares after
- 53,542
- Date
- 12 Dec 2025
- Ownership
- Direct
- Footnotes
- F9
DTST
transaction
Common Stock
Tax liability
- Transaction value
- $50,644
- Shares
- -10,190
- Change %
- -19%
- Price
- $4.97
- Shares after
- 43,352
- Date
- 12 Dec 2025
- Ownership
- Direct
- Footnotes
- F10
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
DTST
transaction
Derivative
Stock Option
Options Exercise
- Transaction value
- $0
- Shares
- -627
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 11 Dec 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 627
- Exercise price
- $2.16
- Footnotes
- F1
DTST
transaction
Derivative
Stock Option
Options Exercise
- Transaction value
- $0
- Shares
- -2,500
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 11 Dec 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 2,500
- Exercise price
- $3.23
- Footnotes
- F2
DTST
transaction
Derivative
Stock Option
Options Exercise
- Transaction value
- $0
- Shares
- -2,500
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 11 Dec 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 2,500
- Exercise price
- $2.45
- Footnotes
- F3
DTST
transaction
Derivative
Stock Option
Options Exercise
- Transaction value
- $0
- Shares
- -2,500
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 11 Dec 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 2,500
- Exercise price
- $2.04
- Footnotes
- F4
DTST
transaction
Derivative
Stock Option
Options Exercise
- Transaction value
- $0
- Shares
- -2,500
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 11 Dec 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 2,500
- Exercise price
- $1.48
- Footnotes
- F5
DTST
transaction
Derivative
Stock Option
Options Exercise
- Transaction value
- $0
- Shares
- -2,500
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 11 Dec 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 2,500
- Exercise price
- $1.82
- Footnotes
- F6
DTST
transaction
Derivative
Stock Option
Options Exercise
- Transaction value
- $0
- Shares
- -2,500
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 11 Dec 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 2,500
- Exercise price
- $2.33
- Footnotes
- F7
DTST
transaction
Derivative
Stock Option
Options Exercise
- Transaction value
- $0
- Shares
- -2,500
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 11 Dec 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 2,500
- Exercise price
- $3.24
- Footnotes
- F8
DTST
transaction
Derivative
Stock Option
Options Exercise
- Transaction value
- $0
- Shares
- -2,500
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 11 Dec 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 2,500
- Exercise price
- $2.88
- Footnotes
- F9
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 10 footnotes
Footnote F1
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.
Footnote F2
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.
Footnote F3
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.
Footnote F4
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.
Footnote F5
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.
Footnote F6
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.
Footnote F7
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.
Footnote F8
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.
Footnote F9
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.
Footnote F10
Represents shares withheld to cover the exercise price of the options exercised.