Imperial Petroleum CEO exercises options for 117K shares

The remaining 50% of the option shares vest and become exercisable January 8, 2027, subject to continuous service.

Rhea-AI Filing Summary

Imperial Petroleum Inc. (IMPP) CEO and President Harry Vafias exercised options on October 19, 2026, for 117,188 common shares at an exercise price of $3.20 per share. His reported direct common-stock holdings after the exercise were 3,918,196 shares.

The option footnote states that 50% of the shares subject to the option are vested and exercisable; the remaining 50% vest and become exercisable on January 8, 2027, subject to continuous service. Indirect holdings listed through Arethusa Properties LTD (3,307,452 shares) and Flawless Management Inc. (6,991,255 shares); Vafias controls both entities and disclaims beneficial ownership for Section 16 purposes except to the extent of any pecuniary interest.

Insider Trade Summary

117,188 shares exercised/converted

Exercise 4 txns

Insider Vafias Harry

Role CEO and President

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy) F3	117,188	$0.00	$0.00
Exercise	Common Stock	117,188	$3.20	$375K
holding	Common Stock F1	--	--	--
holding	Common Stock F2	--	--	--

Holdings After Transaction: Stock Option (Right to Buy) — 117,187 contracts (Direct); Common Stock — 3,918,196 shares (Direct); Common Stock — 3,307,452 shares (Indirect, By Arethusa Properties LTD); Common Stock — 6,991,255 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. 50% of the shares subject to such option are vested and exercisable. The remaining 50% of the shares subject to such option vest and become exercisable on January 8, 2027, subject to the Reporting Person's continuous service to the Issuer on such date.

Key Figures

Shares underlying options exercised: 117,188 shares Exercise price: $3.20 per share Direct common shares after exercise: 3,918,196 shares +3 more

6 metrics

Shares underlying options exercised 117,188 shares October 19, 2026

Exercise price $3.20 per share Options exercised on October 19, 2026

Direct common shares after exercise 3,918,196 shares Reported after the October 19, 2026 exercise

Arethusa Properties LTD indirect holdings 3,307,452 shares Common shares held by Arethusa Properties LTD

Flawless Management Inc. indirect holdings 6,991,255 shares Common shares held by Flawless Management Inc.

Option shares vested and exercisable 50% The remaining 50% vest and become exercisable January 8, 2027, subject to continuous service

Key Terms

vested and exercisable, pecuniary interest, beneficial ownership

3 terms

vested and exercisable technical

"50% of the shares subject to such option are vested and exercisable"

pecuniary interest regulatory

"except to the extent of his pecuniary interest therein, if any"

beneficial ownership regulatory

"disclaims beneficial ownership of such securities"

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.

FAQ

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

How many IMPP shares did Harry Vafias acquire through the option exercise?

Harry Vafias exercised options covering 117,188 Imperial Petroleum common shares on October 19, 2026, at $3.20 per share. His reported direct common-stock holdings after the exercise were 3,918,196 shares.

When do the remaining IMPP option shares vest?

The footnote states that 50% of the shares subject to the option are vested and exercisable. The remaining 50% vest and become exercisable on January 8, 2027, subject to Vafias’s continuous service to the issuer on that date.

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

Form 4 Insider Transactions: What Each Field Means →

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

Add on Google Not now

Available on EDGAR 10/21/2026 - 04:18 PM EDT Accepted by SEC EDGAR 10/21/2026 - 04:15 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED 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)

IMPERIAL PETROLEUM INC.

331 KIFISSIAS AVENUE KIFISSIA

(Street)

ATHENS GREECE 14561

(City) (State) (Zip)

GREECE

(Country)

2. Issuer Name and Ticker or Trading Symbol
Imperial Petroleum Inc./Marshall Islands [ IMPP ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/19/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/19/2026		M		117,188	A	$3.2	3,918,196	D
Common Stock								3,307,452	I	By Arethusa Properties LTD(1)
Common Stock								6,991,255	I	By 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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	$3.2	10/19/2026		M			117,188	(3)	01/08/2035	Common Stock	117,188	$0	117,187	D

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. 50% of the shares subject to such option are vested and exercisable. The remaining 50% of the shares subject to such option vest and become exercisable on January 8, 2027, subject to the Reporting Person's continuous service to the Issuer on such date.

	/s/ Harry Vafias	10/21/2026
	** 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 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)