Molly R. Benson

CIK: 0002005019

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)4 (14.3%)

Position reduction

Option Exercises (M)4 (14.3%)

Derivative conversions

Awards (A)4 (14.3%)

Compensation grants

Other (G, F, J, C, D, …)16 (57.1%)

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

Companies & Roles (2)

MPC

Marathon Petroleum Corp

Officer

MPLX

MPLX LP

Officer

Discretionary Trading P&L

Holdings

Transaction History (28 total)

MPC
Marathon Petroleum Corp
Aug 17, 2026
Sale(S)
Direct
7.2K shares at avg. $358.57$2.6M
MPC
Marathon Petroleum Corp
Aug 17, 2026
Sale(S)
Direct
5K shares at avg. $358.57$1.8M
MPC
Marathon Petroleum Corp
Aug 17, 2026
Exercise(M)
Direct
5K shares at avg. $47.73$239K
MPC
Marathon Petroleum Corp
Aug 17, 2026
Sale(S)
Direct
5K shares at avg. $358.57$1.8M
MPC
Marathon Petroleum Corp
Aug 17, 2026
Exercise(M)
Direct
5K shares at avg. $47.73$239K
MPC
Marathon Petroleum Corp
Aug 17, 2026
Exercise(M)
Direct
7.2K shares at avg. $47.73$343K
MPLX
MPLX LP
Mar 2, 2026
Tax Payment(F)
Direct
614 shares at avg. $59.22$36K
MPLX
MPLX LP
Mar 2, 2026
Tax Payment(F)
Direct
1.2K shares at avg. $59.22$73K
MPLX
MPLX LP
Mar 2, 2026
Tax Payment(F)
Direct
998 shares at avg. $59.22$59K
MPC
Marathon Petroleum Corp
Mar 2, 2026
Tax Payment(F)
Direct
171 shares at avg. $206.30$35K
MPC
Marathon Petroleum Corp
Mar 2, 2026
Tax Payment(F)
Direct
284 shares at avg. $206.30$59K
MPC
Marathon Petroleum Corp
Mar 2, 2026
Tax Payment(F)
Direct
348 shares at avg. $206.30$72K
MPLX
MPLX LP
Mar 1, 2026
Award(A)
Direct
8.8K shares-
MPC
Marathon Petroleum Corp
Mar 1, 2026
Award(A)
Direct
2.5K shares-
MPLX
MPLX LP
Dec 12, 2025
Tax Payment(F)
Direct
306 shares at avg. $54.85$17K
MPC
Marathon Petroleum Corp
Dec 12, 2025
Tax Payment(F)
Direct
107 shares at avg. $185.77$20K
MPC
Marathon Petroleum Corp
Aug 15, 2025
Sale(S)
Direct
10.9K shares at avg. $163.00$1.8M
MPC
Marathon Petroleum Corp
Aug 15, 2025
Exercise(M)
Direct
10.9K shares at avg. $62.68$682K
MPC
Marathon Petroleum Corp
Mar 3, 2025
Tax Payment(F)
Direct
289 shares at avg. $148.65$43K
MPC
Marathon Petroleum Corp
Mar 3, 2025
Tax Payment(F)
Direct
245 shares at avg. $148.65$36K
MPC
Marathon Petroleum Corp
Mar 3, 2025
Tax Payment(F)
Direct
175 shares at avg. $148.65$26K
MPLX
MPLX LP
Mar 3, 2025
Tax Payment(F)
Direct
1.3K shares at avg. $54.34$69K
MPLX
MPLX LP
Mar 3, 2025
Tax Payment(F)
Direct
580 shares at avg. $54.34$32K
MPLX
MPLX LP
Mar 3, 2025
Tax Payment(F)
Direct
625 shares at avg. $54.34$34K
MPC
Marathon Petroleum Corp
Mar 1, 2025
Award(A)
Direct
2.6K shares-

		Type	Shares	Price		Ownership
Aug 17, 2026	MPC Marathon Petroleum Corp	Sale(S)	7,196	$358.57	$2,580,270	Direct
Aug 17, 2026	MPC Marathon Petroleum Corp	Sale(S)	5,000	$358.57	$1,792,850	Direct
Aug 17, 2026	MPC Marathon Petroleum Corp	Exercise(M)	5,000	$47.73	$238,650	Direct
Aug 17, 2026	MPC Marathon Petroleum Corp	Sale(S)	5,000	$358.57	$1,792,850	Direct
Aug 17, 2026	MPC Marathon Petroleum Corp	Exercise(M)	5,000	$47.73	$238,650	Direct
Aug 17, 2026	MPC Marathon Petroleum Corp	Exercise(M)	7,196	$47.73	$343,465	Direct
Mar 2, 2026	MPLX MPLX LP	Tax Payment(F)	614	$59.22	$36,361	Direct
Mar 2, 2026	MPLX MPLX LP	Tax Payment(F)	1,240	$59.22	$73,433	Direct
Mar 2, 2026	MPLX MPLX LP	Tax Payment(F)	998	$59.22	$59,102	Direct
Mar 2, 2026	MPC Marathon Petroleum Corp	Tax Payment(F)	171	$206.30	$35,277	Direct
Mar 2, 2026	MPC Marathon Petroleum Corp	Tax Payment(F)	284	$206.30	$58,589	Direct
Mar 2, 2026	MPC Marathon Petroleum Corp	Tax Payment(F)	348	$206.30	$71,792	Direct
Mar 1, 2026	MPLX MPLX LP	Award(A)	8,803	-	$0	Direct
Mar 1, 2026	MPC Marathon Petroleum Corp	Award(A)	2,544	-	$0	Direct
Dec 12, 2025	MPLX MPLX LP	Tax Payment(F)	306	$54.85	$16,784	Direct
Dec 12, 2025	MPC Marathon Petroleum Corp	Tax Payment(F)	107	$185.77	$19,877	Direct
Aug 15, 2025	MPC Marathon Petroleum Corp	Sale(S)	10,879	$163.00	$1,773,277	Direct
Aug 15, 2025	MPC Marathon Petroleum Corp	Exercise(M)	10,879	$62.68	$681,896	Direct
Mar 3, 2025	MPC Marathon Petroleum Corp	Tax Payment(F)	289	$148.65	$42,960	Direct
Mar 3, 2025	MPC Marathon Petroleum Corp	Tax Payment(F)	245	$148.65	$36,419	Direct
Mar 3, 2025	MPC Marathon Petroleum Corp	Tax Payment(F)	175	$148.65	$26,014	Direct
Mar 3, 2025	MPLX MPLX LP	Tax Payment(F)	1,262	$54.34	$68,577	Direct
Mar 3, 2025	MPLX MPLX LP	Tax Payment(F)	580	$54.34	$31,517	Direct
Mar 3, 2025	MPLX MPLX LP	Tax Payment(F)	625	$54.34	$33,963	Direct
Mar 1, 2025	MPC Marathon Petroleum Corp	Award(A)	2,623	-	-	Direct

1-25 of 28 transactions

About Benson Molly R

Benson Molly R (SEC CIK 0002005019) files insider reports with the SEC as Chief Legal Ofc & Corp Sec of Marathon Petroleum Corp (MPC) and Chief Legal Ofc & Corp Sec of MPLX LP (MPLX).

Signal8 holds 10 ownership filings by Benson Molly R, all Form 4s, filed between Dec 17, 2024 and Aug 19, 2026. Those filings report 28 transactions, from Dec 13, 2024 to Aug 17, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Benson Molly R's filings is in FINDLAY, OH.

Recent filings by Benson Molly R

Aug 17, 2026: Open-market sales of MPC shares (2 lines, Form 4, code S).
Aug 17, 2026: Option exercise of MPC shares (Form 4, code M).
Aug 17, 2026: Open-market sale of MPC shares (Form 4, code S).
Aug 17, 2026: Option exercises of MPC shares (2 lines, Form 4, code M).
Mar 2, 2026: Tax withholdings of MPLX shares (3 lines, Form 4, code F).

Other insiders filing for Marathon Petroleum Corp (MPC)

Lyon Shawn M, SVP Log & Storage, MPLX GP LLC
Henschen Michael A II, Ex VP, Refining
Mannen Maryann T., Chairman, President & CEO
Hessling Ricky D., Chief Commercial Officer
SURMA JOHN P, Director
STICE J MICHAEL, Director

How to read Form 4 transaction codes