John Argen - 09 Oct 2025 Form 4 Insider Report for Data Storage Corp (DTST)

Reporting relationship: Director
Issuer ticker: DTST
Reported as of: 09 Oct 2025
Net transaction value: +$31,357
SEC form: 4
Accepted by SEC: 14 Oct 2025, 21:18:12 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 for John Argen

Key filing fact

John Argen filed Form 4 for Data Storage Corp (DTST) on 14 Oct 2025.

Key facts

This page summarizes John Argen's Form 4 filing for Data Storage Corp (DTST).
16 reported transactions and 8 derivative rows are listed below.
Accepted by SEC: 14 Oct 2025, 21:18.

Change

Previous filing in this sequence was filed on 11 Jun 2025.
Current net transaction value: +$31,357.

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

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001448356 Primary reporting owner

Argen John

Relationship: Director
Address: C/O DATA STORAGE CORPORATION, 225 BROADHOLLOW ROAD, SUITE 307, MELVILLE
Signature: /s/ Wendy Schmittzeh, Attorney-in-fact for John Argen
Signature date: 14 Oct 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

DTST transaction

Common Stock

Options Exercise

Transaction value: $8,075
Shares: +2,500
Change %: +7.2%
Price: $3.23
Shares after: 37,082
Date: 09 Oct 2025
Ownership: Direct
Footnotes: F1

DTST transaction

Common Stock

Options Exercise

Transaction value: $2,043
Shares: +834
Change %: +2.2%
Price: $2.45
Shares after: 37,916
Date: 09 Oct 2025
Ownership: Direct
Footnotes: F2

DTST transaction

Common Stock

Options Exercise

Transaction value: $1,701
Shares: +834
Change %: +2.2%
Price: $2.04
Shares after: 38,750
Date: 09 Oct 2025
Ownership: Direct
Footnotes: F3

DTST transaction

Common Stock

Options Exercise

Transaction value: $1,234
Shares: +834
Change %: +2.2%
Price: $1.48
Shares after: 39,584
Date: 09 Oct 2025
Ownership: Direct
Footnotes: F4

DTST transaction

Common Stock

Options Exercise

Transaction value: $1,518
Shares: +834
Change %: +2.1%
Price: $1.82
Shares after: 40,418
Date: 09 Oct 2025
Ownership: Direct
Footnotes: F5

DTST transaction

Common Stock

Options Exercise

Transaction value: $3,884
Shares: +1,667
Change %: +4.1%
Price: $2.33
Shares after: 42,085
Date: 09 Oct 2025
Ownership: Direct
Footnotes: F6

DTST transaction

Common Stock

Options Exercise

Transaction value: $8,100
Shares: +2,500
Change %: +5.9%
Price: $3.24
Shares after: 44,585
Date: 09 Oct 2025
Ownership: Direct
Footnotes: F7

DTST transaction

Common Stock

Options Exercise

Transaction value: $4,801
Shares: +1,667
Change %: +3.7%
Price: $2.88
Shares after: 46,252
Date: 09 Oct 2025
Ownership: Direct
Footnotes: F8

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

DTST transaction Derivative

Option to Purchase Stock

Options Exercise

Transaction value: $0
Shares: -2,500
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 09 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 2,500
Exercise price: $3.23
Footnotes: F1

DTST transaction Derivative

Option to Purchase Stock

Options Exercise

Transaction value: $0
Shares: -834
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 09 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 834
Exercise price: $2.45
Footnotes: F2

DTST transaction Derivative

Option to Purchase Stock

Options Exercise

Transaction value: $0
Shares: -834
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 09 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 834
Exercise price: $2.04
Footnotes: F3

DTST transaction Derivative

Option to Purchase Stock

Options Exercise

Transaction value: $0
Shares: -834
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 09 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 834
Exercise price: $1.48
Footnotes: F4

DTST transaction Derivative

Option to Purchase Stock

Options Exercise

Transaction value: $0
Shares: -834
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 09 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 834
Exercise price: $1.82
Footnotes: F5

DTST transaction Derivative

Option to Purchase Stock

Options Exercise

Transaction value: $0
Shares: -1,667
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 09 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,667
Exercise price: $2.33
Footnotes: F6

DTST transaction Derivative

Option to Purchase Stock

Options Exercise

Transaction value: $0
Shares: -2,500
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 09 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 2,500
Exercise price: $3.24
Footnotes: F7

DTST transaction Derivative

Option to Purchase Stock

Options Exercise

Transaction value: $0
Shares: -1,667
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 09 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,667
Exercise price: $2.88
Footnotes: F8

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 8 footnotes

Footnote F1

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.

Footnote F2

Represents shares of common stock issued upon exercise of the unexercised portion 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.

Footnote F3

Represents shares of common stock issued upon exercise of the unexercised portion 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.

Footnote F4

Represents shares of common stock issued upon exercise of the unexercised portion 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.

Footnote F5

Represents shares of common stock issued upon exercise of the unexercised portion 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.

Footnote F6

Represents shares of common stock issued upon exercise of the unexercised portion 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.

Footnote F7

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.

Footnote F8

Represents shares of common stock issued upon exercise of the unexercised portion 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.