Domenic J. Dell'osso Jr.

CIK: 0001504988

Transaction Breakdown

Open Market Buys (P)3 (21.4%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)3 (21.4%)

Derivative conversions

Awards (A)4 (28.6%)

Compensation grants

Other (G, F, J, C, D, …)4 (28.6%)

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

Companies & Roles (3)

GPOR

GULFPORT ENERGY CORP

DirectorOfficer

RIG

Transocean Ltd.

Director

EXE

EXPAND ENERGY Corp

DirectorOfficer

Discretionary Trading P&L

Holdings

Transaction History (14 total)

GPOR
GULFPORT ENERGY CORP
Aug 7, 2026
Purchase(P)
Direct
1.6K shares at avg. $160.61$257K
GPOR
GULFPORT ENERGY CORP
May 28, 2026
Award(A)
Direct
22.7K shares-
RIG
Transocean Ltd.
May 22, 2026
Award(A)
Restricted Units
Direct
30.4K shares-
EXE
EXPAND ENERGY Corp
Aug 15, 2025
Purchase(P)
Direct
2.5K shares at avg. $95.86$240K
RIG
Transocean Ltd.
May 30, 2025
Award(A)
Restricted Units
Direct
82.4K shares-
EXE
EXPAND ENERGY Corp
Mar 15, 2025
Tax Payment(F)
Direct
7.3K shares at avg. $102.60$748K
EXE
EXPAND ENERGY Corp
Mar 15, 2025
Award(A)
Direct
22.5K shares-
EXE
EXPAND ENERGY Corp
Mar 15, 2025
Exercise(M)
Direct
10.1K shares-
EXE
EXPAND ENERGY Corp
Mar 15, 2025
Tax Payment(F)
Direct
32.5K shares at avg. $102.60$3.3M
EXE
EXPAND ENERGY Corp
Mar 15, 2025
Exercise(M)
Direct
63.6K shares-
EXE
EXPAND ENERGY Corp
Mar 5, 2025
Purchase(P)
Direct
2.5K shares at avg. $99.50$249K
EXE
EXPAND ENERGY Corp
Oct 11, 2024
Tax Payment(F)
Direct
4.2K shares at avg. $87.39$363K
EXE
EXPAND ENERGY Corp
Oct 11, 2024
Tax Payment(F)
Direct
312 shares at avg. $87.39$27K
EXE
EXPAND ENERGY Corp
Oct 11, 2024
Exercise(M)
Direct
9.4K shares-

		Type	Shares	Price		Ownership
Aug 7, 2026	GPOR GULFPORT ENERGY CORP	Purchase(P)	1,600	$160.61	$256,976	Direct
May 28, 2026	GPOR GULFPORT ENERGY CORP	Award(A)	22,749	-	$0	Direct
May 22, 2026	RIG Transocean Ltd.	Award(A) Restricted Units	30,435	-	-	Direct
Aug 15, 2025	EXE EXPAND ENERGY Corp	Purchase(P)	2,500	$95.86	$239,650	Direct
May 30, 2025	RIG Transocean Ltd.	Award(A) Restricted Units	82,353	-	-	Direct
Mar 15, 2025	EXE EXPAND ENERGY Corp	Tax Payment(F)	7,292	$102.60	$748,159	Direct
Mar 15, 2025	EXE EXPAND ENERGY Corp	Award(A)	22,465	-	-	Direct
Mar 15, 2025	EXE EXPAND ENERGY Corp	Exercise(M)	10,056	-	-	Direct
Mar 15, 2025	EXE EXPAND ENERGY Corp	Tax Payment(F)	32,503	$102.60	$3,334,808	Direct
Mar 15, 2025	EXE EXPAND ENERGY Corp	Exercise(M)	63,644	-	-	Direct
Mar 5, 2025	EXE EXPAND ENERGY Corp	Purchase(P)	2,500	$99.50	$248,750	Direct
Oct 11, 2024	EXE EXPAND ENERGY Corp	Tax Payment(F)	4,155	$87.39	$363,105	Direct
Oct 11, 2024	EXE EXPAND ENERGY Corp	Tax Payment(F)	312	$87.39	$27,266	Direct
Oct 11, 2024	EXE EXPAND ENERGY Corp	Exercise(M)	9,420	-	$0	Direct

1-14 of 14 transactions

About DELL'OSSO DOMENIC J JR

DELL'OSSO DOMENIC J JR (SEC CIK 0001504988) files insider reports with the SEC as President & CEO of GULFPORT ENERGY CORP (GPOR), Director of Transocean Ltd. (RIG) and President and CEO of EXPAND ENERGY Corp (EXE).

Signal8 holds 9 ownership filings by DELL'OSSO DOMENIC J JR (1 Form 3, 8 Form 4), filed between Oct 15, 2024 and Aug 10, 2026. Those filings report 14 transactions, from Oct 11, 2024 to Aug 7, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on DELL'OSSO DOMENIC J JR's filings is in OKLAHOMA CITY, OK.

Recent filings by DELL'OSSO DOMENIC J JR

Aug 7, 2026: Open-market purchase of GPOR shares (Form 4, code P).
May 28, 2026: Grant or award of GPOR shares (Form 4, code A).
May 22, 2026: Grant or award of RIG derivative securities (Form 4, code A).
Aug 15, 2025: Open-market purchase of EXE shares (Form 4, code P).
May 30, 2025: Grant or award of RIG derivative securities (Form 4, code A).

Other insiders filing for GULFPORT ENERGY CORP (GPOR)

Cutt Timothy J., Director
Willrath Matthew, VP & CAO
Secrist Bradley Neil, Senior Vice President - Land
Silver Point Capital L.P., Director
Reganato David A, Director
SLUITER MICHAEL, SVP of Reservoir Engineering

How to read Form 4 transaction codes