Anastasios Margaronis - 21 Sep 2026 Form 4 Insider Report for DIANA SHIPPING INC. (DSX)

Reporting relationship: Director
Issuer ticker: DSX
Reported as of: 21 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 24 Sep 2026, 16:56:40 UTC
Prior SEC filing: 18 Sep 2026
Next SEC filing: 30 Sep 2026
Source filing: View source filing
Reporting owner signature: /s/ Anastasios Margaronis

Filing notes and source

Key filing fact

Anastasios Margaronis filed Form 4 for DIANA SHIPPING INC. (DSX) on 24 Sep 2026.

Key facts

This page summarizes Anastasios Margaronis's Form 4 filing for DIANA SHIPPING INC. (DSX).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 24 Sep 2026, 16:56.

Change

Previous filing in this sequence was filed on 18 Sep 2026.
Current net transaction value: $0.

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 0002121203 Primary reporting owner

Margaronis Anastasios

Relationship: Director
Address: PENDELIS 16, PALAIO FALIRO, ATHENS, GREECE
Signature: /s/ Anastasios Margaronis
Signature date: 24 Sep 2026

Reported non-derivative transactions

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

DSX transaction

Common Stock, $0.01 par value per share

Options Exercise

Transaction value
Shares: +1,695,269
Change %: +24%
Price
Shares after: 8,658,722
Date: 21 Sep 2026
Ownership: See footnote
Footnotes: F1, F2

Reported derivative securities

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

DSX transaction Derivative

Warrants

Options Exercise

Transaction value
Shares: -1,000,000
Change %: -59%
Price
Shares after: 703,866
Date: 21 Sep 2026
Ownership: See footnote
Underlying class: Common Stock
Underlying amount: 1,695,269
Exercise price
Footnotes: F1, F2

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

The shares are held by the Reporting Person indirectly through Anamar Investments Inc. ("Anamar") as the result of his ability to control the vote and disposition of Anamar. This amount includes 808,408 shares awarded to the Reporting Person pursuant to the Issuer's 2014 Equity Incentive Plan (as amended and restated), which are currently unvested.

Footnote F2

On December 14, 2023, the Issuer distributed a dividend to all shareholders as of the record date, December 6, 2023 (the "Warrant Distribution"). The Issuer distributed one-fifth of a warrant for each issued and outstanding Common Share. On September 21, 2026, the Reporting Person exercised 1,000,000 Warrants at an exercise price of $1.69527 resulting in the issuance of 1,695,269 shares of Common Stock. The Reporting person currently owns 703,866 warrants through Anamar in the Warrant Distribution which entitles him to 1,193,242 shares of common stock issuable upon the exercise of the warrants.