Diana Shipping (NYSE: DSX) director discloses over 1.3M share stake

Rhea-AI Filing Summary

DIANA SHIPPING INC. director Apostolos Kontoyannis filed an initial Form 3 reporting his ownership of the company’s common stock. He reports direct ownership of 1,181,084 shares, including 426,497 unvested shares awarded under the issuer’s 2014 Equity Incentive Plan. He also reports indirect ownership of 133,857 shares held through Posmar Limited, which he controls with respect to voting and disposition.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider KONTOYANNIS APOSTOLOS

Role Director

Type	Security	Shares	Price	Value
holding	Common Stock, $0.01 par value per share	--	--	--
holding	Common Stock, $0.01 par value per share	--	--	--

Holdings After Transaction: Common Stock, $0.01 par value per share — 1,181,084 shares (Direct); Common Stock, $0.01 par value per share — 133,857 shares (Indirect, See footnote)

Footnotes (2)

1. F1. The shares include 426,497 shares awarded to the Reporting Person pursuant to the Issuer's 2014 Equity Incentive Plan (as amended and restated), which are currently unvested
2. F2. The shares are held by the Reporting Person indirectly through Posmar Limited ("Posmar") as the result of his ability to control the vote and disposition of Posmar

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Understanding Insider Trading Forms →

Accepted by SEC EDGAR 03/18/2026 - 06:42 PM Learn about SEC filing dates

FAQ

What does the Diana Shipping (DSX) Form 3 filing by Apostolos Kontoyannis report?

The Form 3 shows director Apostolos Kontoyannis’ existing ownership in Diana Shipping common stock. He reports 1,181,084 shares held directly and 133,857 shares held indirectly through Posmar Limited, establishing his baseline stake as a company insider without reporting new purchases or sales.

How many Diana Shipping (DSX) shares does Apostolos Kontoyannis hold directly and indirectly?

He reports 1,181,084 Diana Shipping common shares held directly and 133,857 shares held indirectly through Posmar Limited. These figures represent his disclosed direct and indirect beneficial ownership as of the Form 3 filing date, covering both personally held and controlled entity holdings.

What portion of Apostolos Kontoyannis’ Diana Shipping (DSX) direct holdings is unvested equity awards?

His direct holdings include 426,497 shares awarded under Diana Shipping’s 2014 Equity Incentive Plan that are currently unvested. These awards count toward his reported direct ownership, but remain subject to vesting conditions specified by the company’s equity incentive plan framework.

How are Apostolos Kontoyannis’ indirect Diana Shipping (DSX) shares held?

His indirect Diana Shipping ownership is held through Posmar Limited. The filing notes these shares are attributed to him because he can control Posmar’s voting and disposition decisions, making him the beneficial owner of 133,857 indirectly held common shares for reporting purposes.

Does the Diana Shipping (DSX) Form 3 show any insider buying or selling activity?

The Form 3 lists holdings only and does not show any purchases or sales. Transactions are categorized as holding entries with unknown transaction codes, indicating this filing establishes existing ownership rather than reporting new trading activity in Diana Shipping shares.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

KONTOYANNIS APOSTOLOS

(Last) (First) (Middle)

PENDELIS 16, PALAIO FALIRO

(Street)

ATHENS ATHENS 17564

(City) (State) (Zip)

GREECE

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
DIANA SHIPPING INC. [ DSX ]

3a. Foreign Trading Symbol

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

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock, $0.01 par value per share	1,181,084(1)	D
Common Stock, $0.01 par value per share	133,857	I	See footnote(2)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The shares include 426,497 shares awarded to the Reporting Person pursuant to the Issuer's 2014 Equity Incentive Plan (as amended and restated), which are currently unvested

2. The shares are held by the Reporting Person indirectly through Posmar Limited ("Posmar") as the result of his ability to control the vote and disposition of Posmar

	/s/ Apostolos Kontoyannis	03/18/2026
	** 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 5 (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.
* Form 3: SEC 1473 (03-26)