Free Trial
→ The Trump Dump is starting; Get out of stocks now? (From Paradigm Press) (Ad) Free MPLX Stock Alerts

Mplx (MPLX) SEC Filings & 10K Form

Mplx logo
$50.90 +0.16 (+0.32%)
Closing price 07/8/2025 03:59 PM Eastern
Extended Trading
$50.92 +0.02 (+0.04%)
As of 07/8/2025 07:56 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
Compare

Recent Mplx SEC Filings

Export to Excel
DateFilerForm TypeView
05/20/2025
6:32 AM		Mplx (Issuer)
SURMA JOHN P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2025
6:14 AM		Breves Christine S (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2025
6:19 AM		HELMS CHRISTOPHER A (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2025
6:22 AM		Mplx (Issuer)
Peiffer Garry L. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2025
6:26 AM		Mplx (Issuer)
SEMPLE FRANK M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2025
6:29 AM		Mplx (Issuer)
STICE J MICHAEL (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/06/2025
12:14 PM		Mplx (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
05/06/2025
5:36 AM		Mplx (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/05/2025
6:38 AM		Mplx (Issuer)
STICE J MICHAEL (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/05/2025
6:41 AM		Mplx (Issuer)
SURMA JOHN P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/05/2025
6:26 AM		HELMS CHRISTOPHER A (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/05/2025
6:30 AM		Mplx (Issuer)
Peiffer Garry L. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/05/2025
6:34 AM		Mplx (Issuer)
SEMPLE FRANK M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/05/2025
6:22 AM		Breves Christine S (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/03/2025
4:59 PM		Breves Christine S (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/03/2025
5:03 PM		HELMS CHRISTOPHER A (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/03/2025
5:06 PM		Mplx (Issuer)
Peiffer Garry L. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/03/2025
5:10 PM		Mplx (Issuer)
STICE J MICHAEL (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/03/2025
5:12 PM		Mplx (Issuer)
SEMPLE FRANK M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/03/2025
5:14 PM		Mplx (Issuer)
SURMA JOHN P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
5:58 AM		Lyon Shawn M (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/10/2025
10:18 AM		Mplx (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
03/04/2025
5:47 PM		Benson Molly R (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
5:50 PM		Floerke Gregory Scott (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
5:52 PM		HAGEDORN CARL KRISTOPHER (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
5:54 PM		Hennigan Michael J (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
5:57 PM		Lyon Shawn M (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
6:00 PM		Mannen Maryann T. (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
6:02 PM		Mplx (Issuer)
Quaid John J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
3:39 PM		Mplx (Filer)
Form 424B5
03/03/2025
4:20 PM		Mplx (Subject)
Form FWP
03/03/2025
7:52 AM		Iten Rebecca L (Reporting)
Mplx (Issuer)
Form 3
Initial statement of beneficial ownership of securities  
03/03/2025
7:48 AM		Mplx (Filer)
Form 424B5
02/18/2025
11:54 AM		Breves Christine S (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2025
11:57 AM		HELMS CHRISTOPHER A (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2025
12:00 PM		Mplx (Issuer)
Peiffer Garry L. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2025
12:04 PM		Mplx (Issuer)
SEMPLE FRANK M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2025
12:07 PM		Mplx (Issuer)
STICE J MICHAEL (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2025
12:10 PM		Mplx (Issuer)
SURMA JOHN P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/04/2025
5:39 AM		Mplx (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/06/2025
6:53 AM		Mplx (Issuer)
Peiffer Garry L. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
White House to reset Social Security? (Ad)

Elon Musk's parting DOGE gift looks set to shock America... A single announcement by July 22nd could soon bring Elon Musk's DOGE operation to its final, dramatic conclusion - with huge consequences for millions of investors. So if you have any money in the market... you're almost out of time to prepare. This plan has already been put in place... and can operate even if Elon's long gone from Washington.

And it could have a major impact on how you collect Social Security - Click here to understand what'
01/06/2025
6:56 AM		Mplx (Issuer)
SEMPLE FRANK M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2025
6:59 AM		Mplx (Issuer)
STICE J MICHAEL (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2025
7:04 AM		Mplx (Issuer)
SURMA JOHN P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2025
6:47 AM		Breves Christine S (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2025
6:50 AM		HELMS CHRISTOPHER A (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/17/2024
3:45 PM		Benson Molly R (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/17/2024
3:48 PM		Floerke Gregory Scott (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/17/2024
3:51 PM		Hennigan Michael J (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/20/2024
5:24 PM		HAGEDORN CARL KRISTOPHER (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/19/2024
6:36 AM		Mplx (Issuer)
STICE J MICHAEL (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/19/2024
6:43 AM		Mplx (Issuer)
SURMA JOHN P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/19/2024
6:26 AM		Mplx (Issuer)
Peiffer Garry L. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/19/2024
6:31 AM		Mplx (Issuer)
SEMPLE FRANK M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/19/2024
6:14 AM		Breves Christine S (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/19/2024
6:20 AM		HELMS CHRISTOPHER A (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/18/2024
1:22 PM		HAGEDORN CARL KRISTOPHER (Reporting)
Mplx (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/05/2024
12:33 PM		Mplx (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
11/05/2024
5:47 AM		Mplx (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/03/2024
10:04 AM		Mplx (Issuer)
SURMA JOHN P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/03/2024
9:52 AM		Breves Christine S (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
10/03/2024
9:54 AM		HELMS CHRISTOPHER A (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
10/03/2024
9:57 AM		Mplx (Issuer)
Peiffer Garry L. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/03/2024
9:59 AM		Mplx (Issuer)
SEMPLE FRANK M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/03/2024
10:01 AM		Mplx (Issuer)
STICE J MICHAEL (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2024
9:10 AM		Mplx (Issuer)
SURMA JOHN P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2024
8:52 AM		Mplx (Issuer)
Peiffer Garry L. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2024
8:59 AM		Mplx (Issuer)
SEMPLE FRANK M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2024
9:05 AM		Mplx (Issuer)
STICE J MICHAEL (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2024
8:43 AM		Breves Christine S (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2024
8:48 AM		HELMS CHRISTOPHER A (Reporting)
Mplx (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/06/2024
12:47 PM		Mplx (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
08/06/2024
5:46 AM		Mplx (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
(Data available from 1/1/2016 forward)


Related Companies and Tools

Related Companies
SEC Filings Tools

This page (NYSE:MPLX) was last updated on 7/9/2025 by MarketBeat.com Staff
From Our Partners
A grave, grave error.
I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was. Because here we...
Porter & Company | Sponsored
This Signal Only Flashes Once Every 4 Years – And It Just Triggered
This same signal has appeared twice before in the past 8 years — both times, it kicked off major moves in cryp...
Crypto Swap Profits | Sponsored
Presidential Bombshell: $150T Resource to Be Released as soon as this Summer?
Something extraordinary is happening in Washington. For the first time in over a century, a sitting Preside...
Paradigm Press | Sponsored
Market Panic: Trump Just Dropped a Bomb on Your Stocks
tock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...
American Alternative | Sponsored
INVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting Off
Right now, we’re witnessing a monumental shift in the world.
Traders Agency | Sponsored
Banks aren’t ready for this altcoin—are you?
Our expert analysts have identified a $100 billion gap in the crypto market. Only one project is perfectly ...
Crypto 101 Media | Sponsored
Is Elon's empire crumbling?
The Tesla Shock Nobody Sees Coming While headlines scream "Tesla is doomed"... Jeff Brown has uncovered ...
Brownstone Research | Sponsored
Trump’s New Order Could Boost Social Security Benefits by 400%
If you collect—or plan to collect—Social Security, you need to see this. A new initiative tied to President...
InvestorPlace | Sponsored