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StealthGas CEO exercises 290K options at $6.43

StealthGas Inc.’s CEO exercised 290,000 options at $6.43 and made a 47,500-share bona fide gift, while disclosing large indirect holdings through controlled entities.

(Very High)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

StealthGas Inc. (GASS) director and CEO/President/CFO Harry Vafias reported several equity movements. On September 16, 2026, he exercised stock options for 290,000 shares of Common Stock at $6.43 per share, fully using that option grant, which had been 100% vested and exercisable. The corresponding derivative position in those options is now reported as 0 options remaining. On September 18, 2026, he reported a bona fide gift transfer of 47,500 Common shares with no stated consideration. He also reports indirect holdings of Common Stock through Arethusa Properties LTD (586,020 shares) and Flawless Management Inc. (7,105,453 shares), while disclaiming beneficial ownership of those shares except to the extent of any pecuniary interest. No Rule 10b5-1 trading plan is reported.

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Insider Vafias Harry
Role CEO, President & CFO
Type Security Shares Price Value
Gift Common Stock 47,500 $0.00 $0.00
Exercise Stock Option (Right to Buy) F3 290,000 $0.00 $0.00
Exercise Common Stock 290,000 $6.43 $1.86M
holding Common Stock F1 -- -- --
holding Common Stock F2 -- -- --
Holdings After Transaction: Stock Option (Right to Buy) — 0 contracts (Direct); Common Stock — 4,818,363 shares (Direct); Common Stock — 586,020 shares (Indirect, By Arethusa Properties LTD); Common Stock — 7,105,453 shares (Indirect, By Flawless Management Inc.)
Footnotes (3)
  1. F1. Shares held by Arethusa Properties LTD ("Arethusa"). The Reporting Person controls Arethusa and may be deemed to beneficially own the securities held by Arethusa by virtue of such control. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.
  2. F2. Shares held by Flawless Management Inc. ("Flawless"). The Reporting Person controls Flawless and may be deemed to beneficially own the securities held by Flawless by virtue of such control. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16 of the Exchange Act, except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.
  3. F3. 100% of the shares are vested and exercisable.
Options exercised 290,000 shares Stock options for Common Stock exercised on September 16, 2026
Option exercise price $6.43 per share Conversion or exercise price of options exercised into Common Stock
Gifted shares 47,500 shares Bona fide gift of Common Stock on September 18, 2026
Indirect holdings via Arethusa Properties LTD 586,020 shares Common Stock held indirectly, with beneficial ownership disclaimed except for pecuniary interest
Indirect holdings via Flawless Management Inc. 7,105,453 shares Common Stock held indirectly, with beneficial ownership disclaimed except for pecuniary interest
Option expiration date December 8, 2033 Expiration date of the Stock Option (Right to Buy) that was exercised
Rule 10b5-1 status No Rule 10b5-1 plan reported Affirmation checkbox for Rule 10b5-1 trading arrangements is not checked
bona fide gift financial
"transaction code description is "Bona fide gift" for the 47,500-share transfer"
A bona fide gift is a genuine, voluntary transfer of money, property, or benefits from one party to another made without expectation of repayment, services, or hidden conditions. Investors care because such gifts can affect company disclosures, related‑party transaction rules, tax treatment, and perceived conflicts of interest; think of it like someone giving you a present with no strings attached — but on a corporate scale, auditors and regulators need to verify it really is unconditional.
Stock Option (Right to Buy) financial
"security title listed as "Stock Option (Right to Buy)" for derivative transaction"
beneficial ownership regulatory
"may be deemed to beneficially own the securities held by Arethusa"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
Section 16 of the Securities Exchange Act of 1934 regulatory
"disclaims beneficial ownership of such securities for purposes of Section 16"
A provision of federal securities law that requires company insiders—directors, officers and large shareholders—to publicly report their stock holdings and trades and to surrender any “short-swing” profits from purchases and sales within a six-month window. It acts like a rule that forces leaders to announce their trades and prevents quick buy-sell windfalls, giving investors transparency into insider activity and reducing opportunities for unfair gain.
pecuniary interest financial
"except to the extent of his pecuniary interest therein, if any"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stock option exercise did StealthGas (GASS) report for Harry Vafias?

Harry Vafias exercised stock options for 290,000 shares of Common Stock at $6.43 per share on September 16, 2026. The options related to this transaction are now reported with 0 options remaining and were 100% vested and exercisable at the time of exercise.

Did the StealthGas (GASS) CEO report any stock gifts in this Form 4?

Yes. On September 18, 2026, Harry Vafias reported a bona fide gift transfer of 47,500 shares of Common Stock at a stated price of $0.00 per share, reflecting a non-cash transfer of shares rather than a market sale or purchase.

What indirect StealthGas (GASS) shareholdings are reported for Harry Vafias?

The filing reports 586,020 Common shares held by Arethusa Properties LTD and 7,105,453 Common shares held by Flawless Management Inc. Harry Vafias controls these entities but disclaims beneficial ownership except to the extent of any pecuniary interest.

Were the StealthGas (GASS) transactions made under a Rule 10b5-1 trading plan?

No. The Form 4 indicates that the Rule 10b5-1 checkbox is not affirmed, and there is no footnote stating that the reported transactions were made under a Rule 10b5-1 trading plan or similar pre-arranged trading arrangement.

What is the exercise price and expiration date of the StealthGas (GASS) options exercised?

The exercised options covered 290,000 shares of Common Stock with a conversion or exercise price of $6.43 per share. The option grant had an expiration date of December 8, 2033, and was 100% vested and exercisable at the time of exercise.

What roles does Harry Vafias hold at StealthGas (GASS) according to this filing?

According to the Form 4, Harry Vafias serves as a director and as CEO, President & CFO of StealthGas Inc., making him both a board member and a key executive officer of the company for Section 16 reporting purposes.

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

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
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*
Vafias Harry

(Last)(First)(Middle)
STEALTHGAS INC.
331 KIFISSIAS AVENUE ERITHREA

(Street)
ATHENSGREECE14561

(City)(State)(Zip)

GREECE

(Country)
2. Issuer Name and Ticker or Trading Symbol
StealthGas Inc. [ GASS ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
CEO, President & CFO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/16/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Common Stock09/16/2026M290,000A$6.434,770,863D
Common Stock09/18/2026GV47,500A$0.004,818,363D
Common Stock586,020IBy Arethusa Properties LTD(1)
Common Stock7,105,453IBy Flawless Management Inc.(2)
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (Right to Buy)$6.4309/16/2026M290,000 (3)12/08/2033Common Stock290,000$00D
Explanation of Responses:
1. Shares held by Arethusa Properties LTD ("Arethusa"). The Reporting Person controls Arethusa and may be deemed to beneficially own the securities held by Arethusa by virtue of such control. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.
2. Shares held by Flawless Management Inc. ("Flawless"). The Reporting Person controls Flawless and may be deemed to beneficially own the securities held by Flawless by virtue of such control. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16 of the Exchange Act, except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.
3. 100% of the shares are vested and exercisable.
/s/ Harry Vafias09/18/2026
** Signature of Reporting PersonDate
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.
* Form 4: SEC 1474 (03-26)

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