Harry Vafias

CIK: 0001328921

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)4 (50.0%)

Derivative conversions

Awards (A)1 (12.5%)

Compensation grants

Other (G, F, J, C, D, …)3 (37.5%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (3)

IMPP

Imperial Petroleum Inc./Marshall Islands

DirectorOfficer

GASS

StealthGas Inc.

DirectorOfficer

CISS

C3is Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (8 total)

IMPP
Imperial Petroleum Inc./Marshall Islands
Oct 19, 2026
Exercise(M)
Direct
117.2K shares at avg. $3.20$375K
GASS
StealthGas Inc.
Sep 18, 2026
Gift(G)
Direct
47.5K shares-
GASS
StealthGas Inc.
Sep 16, 2026
Exercise(M)
Direct
290K shares at avg. $6.43$1.9M
IMPP
Imperial Petroleum Inc./Marshall Islands
Aug 21, 2026
Exercise(M)
Direct
149.5K shares at avg. $3.01$450K
IMPP
Imperial Petroleum Inc./Marshall Islands
Jun 22, 2026
Gift(G)
Direct
33.6K shares-
IMPP
Imperial Petroleum Inc./Marshall Islands
Jun 22, 2026
Award(A)
Direct
440K shares-
GASS
StealthGas Inc.
Apr 29, 2026
Gift(G)
Direct
99.6K shares-
GASS
StealthGas Inc.
Apr 27, 2026
Exercise(M)
Direct
100K shares at avg. $6.01$601K

		Type	Shares	Price		Ownership
Oct 19, 2026	IMPP Imperial Petroleum Inc./Marshall Islands	Exercise(M)	117,188	$3.20	$375,002	Direct
Sep 18, 2026	GASS StealthGas Inc.	Gift(G)	47,500	-	$0	Direct
Sep 16, 2026	GASS StealthGas Inc.	Exercise(M)	290,000	$6.43	$1,864,700	Direct
Aug 21, 2026	IMPP Imperial Petroleum Inc./Marshall Islands	Exercise(M)	149,502	$3.01	$450,001	Direct
Jun 22, 2026	IMPP Imperial Petroleum Inc./Marshall Islands	Gift(G)	33,627	-	$0	Direct
Jun 22, 2026	IMPP Imperial Petroleum Inc./Marshall Islands	Award(A)	440,000	-	$0	Direct
Apr 29, 2026	GASS StealthGas Inc.	Gift(G)	99,623	-	$0	Direct
Apr 27, 2026	GASS StealthGas Inc.	Exercise(M)	100,000	$6.01	$601,000	Direct

1-8 of 8 transactions

About Vafias Harry

Vafias Harry (SEC CIK 0001328921) files insider reports with the SEC as CEO and President of Imperial Petroleum Inc./Marshall Islands (IMPP), CEO, President & CFO of StealthGas Inc. (GASS) and Director of C3is Inc. (CISS).

Signal8 holds 8 ownership filings by Vafias Harry (3 Form 3, 5 Form 4), filed between Mar 18, 2026 and Oct 21, 2026. Those filings report 8 transactions, from Apr 27, 2026 to Oct 19, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Vafias Harry's filings is in ATHENS.

Recent filings by Vafias Harry

Oct 19, 2026: Option exercise of IMPP shares (Form 4, code M).
Sep 18, 2026: Gift of GASS shares (Form 4, code G).
Sep 16, 2026: Option exercise of GASS shares (Form 4, code M).
Aug 21, 2026: Option exercise of IMPP shares (Form 4, code M).
Jun 22, 2026: Gift of IMPP shares (Form 4, code G).

Other insiders filing for Imperial Petroleum Inc./Marshall Islands (IMPP)

How to read Form 4 transaction codes