MPLX Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of MPLX?
Owner Type	Number of Shares	Ownership Percentage
Private Companies	5,659	0.000554%
Individual Insiders	1,652,262	0.162%
General Public	145,130,511	14.2%
Institutions	228,032,783	22.3%
Public Companies	647,415,452	63.3%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 2.1%.

Top Shareholders

Top 25 shareholders own 80.63% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
63.3%	Marathon Petroleum Corporation	647,415,452	US$26.3b	0%	no data
2.52%	ALPS Advisors, Inc.	25,754,692	US$1.0b	0.36%	5.89%
2.27%	Harvest Fund Advisors LLC	23,224,588	US$944.8m	-0.81%	14.41%
2.03%	Invesco Ltd.	20,761,419	US$844.6m	-0.28%	0.23%
1.42%	Tortoise Capital Advisors, L.L.C.	14,472,581	US$588.7m	25.2%	8.02%
1.08%	Goldman Sachs Asset Management, L.P.	11,009,669	US$447.9m	-4.6%	0.13%
0.76%	Bank of America Corporation, Asset Management Arm	7,788,000	US$316.8m	-19.3%	0.11%
0.68%	Morgan Stanley Investment Management Inc.	6,912,475	US$281.2m	65.1%	0.2%
0.65%	JPMorgan Chase & Co, Brokerage and Securities Investments	6,634,469	US$269.9m	-6.88%	0.16%
0.63%	UBS Asset Management AG	6,389,989	US$259.9m	11.3%	0.03%
0.58%	Mirae Asset Global Investments Co., Ltd.	5,961,544	US$242.5m	-7.77%	0.23%
0.54%	Kayne Anderson Capital Advisors, L.P.	5,503,006	US$223.9m	-4.4%	5.73%
0.53%	Chickasaw Capital Management, LLC	5,409,380	US$220.1m	-4.39%	10.53%
0.51%	Energy Income Partners LLC	5,224,918	US$212.6m	5.14%	4.04%
0.51%	ClearBridge Investments, LLC	5,200,759	US$211.6m	4.03%	0.16%
0.39%	Brookfield Corporation	3,961,071	US$161.1m	-10.3%	0.45%
0.35%	Goldman Sachs Group, Investment Banking and Securities Investments	3,564,389	US$145.0m	-33.9%	0.07%
0.31%	ING Groep NV, Insurance and Banking Investments	3,168,400	US$128.9m	15.6%	0.72%
0.3%	Brave Warrior Advisors, LLC	3,025,609	US$123.1m	17,700%	2.62%
0.27%	CIBC Private Wealth Advisors, Inc.	2,785,523	US$113.3m	-8.02%	0.23%
0.23%	Miller Howard Investments, Inc.	2,385,733	US$97.1m	0.96%	3.23%
0.2%	Barclays Bank PLC, Securities Investments	2,060,081	US$83.8m	-2.37%	0.11%
0.19%	Westwood Management Corp.	1,974,152	US$80.3m	10.1%	0.64%
0.18%	Duff & Phelps Investment Management Co.	1,842,693	US$75.0m	-6.78%	0.8%
0.18%	Pacific Investment Management Company LLC	1,836,800	US$74.7m	188%	0.35%