MPLX (MPLX) insider trading activity: Get Latest News Today

MPLX Stock Outstanding Shares

Making an investment decision in the stock market involves a certain amount of risk, so it's important to thoroughly review a company's stock before making any decisions. Stock float, number of short positions and outstanding shares are among the many factors an investor should take into account.

ShortableYes

OptionableYes

Short Percent Of Outstanding Shares0.9

Short Percent Of Float2.49

Shares Outstanding1.02B

Shares Float364.40M

Shares Short9.21M

Short Ratio5.4

2.49%

Short % of Float

0.9%

Short % of Shares Outstanding

Market Insider MPLX

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

63.74% Percentage of Shares held by All Insiders

25.31% Percentage of Shares held by All Institutions

69.8% Percentage of Float held by Institutions

555

Number of Institutions Holding Shares

Institutional Ownership

About 25.31% of MPLX shares are held by financial institutions. BLACKSTONE INC. is the top corporate investor, holding 23.22M shares valued at $965.21M. A 2.32% stake in MPLX LP is owned by the company. U.S. CAPITAL WEALTH ADVISORS, LLC owns 335.48K shares valued at $13.94M, which translates its holding of 0.03% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
2024-03-31	BLACKSTONE INC.	2.32%	23.22M	965.21M	-188.84K	-0.81%
2024-03-31	U.S. CAPITAL WEALTH ADVISORS, LLC	0.03%	335.48K	13.94M	-43.43K	-11.46%
2024-03-31	BOLLARD GROUP LLC	0.03%	325.87K	13.54M	9.41K	+2.97%
2024-03-31	OXBOW ADVISORS, LLC	0.03%	300.84K	12.5M	10.2K	+3.51%
2024-03-31	MARYLAND STATE RETIREMENT & PENSION SYSTEM	0.03%	299.4K	11.95M	4.74K	+1.61%
2024-03-31	LPL FINANCIAL LLC	0.03%	281.83K	11.71M	11.5K	+4.25%
2024-03-31	PRIVATE CAPITAL ADVISORS, INC.	0.03%	257.68K	10.71M	0	0
2024-03-31	ENVESTNET ASSET MANAGEMENT INC	0.03%	257.04K	10.68M	-161	-0.06%
2024-03-31	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.03%	255.9K	10.64M	255.9K	+100.00%
2024-03-31	ACADIAN ASSET MANAGEMENT LLC	0.03%	252.19K	10.48M	111.83K	+79.67%
2024-03-31	CATALYST CAPITAL ADVISORS LLC	0.02%	247.77K	10.3M	11.4K	+4.82%
2024-03-31	MORGAN STANLEY	0.85%	8.47M	352.16M	2.73M	+47.63%
2024-03-31	BANK OF AMERICA CORP /DE/	0.83%	8.3M	345.03M	-1.89M	-18.55%
2024-03-31	JPMORGAN CHASE & CO	0.66%	6.64M	276.13M	-511.15K	-7.14%
2024-03-31	UBS GROUP AG	0.64%	6.39M	265.57M	648.98K	+11.30%
2024-03-31	CHICKASAW CAPITAL MANAGEMENT LLC	0.54%	5.41M	224.81M	-248.56K	-4.39%
2024-03-31	ENERGY INCOME PARTNERS, LLC	0.52%	5.22M	217.15M	255.21K	+5.14%
2024-03-31	CLEARBRIDGE INVESTMENTS, LLC	0.52%	5.2M	216.14M	201.5K	+4.03%
2024-03-31	BROOKFIELD CORP /ON/	0.4%	3.96M	164.7M	-452.57K	-10.25%
2024-03-31	ING GROEP NV	0.32%	3.17M	131.68M	427.9K	+15.61%
2024-03-31	BRAVE WARRIOR ADVISORS, LLC	0.3%	3.03M	125.74M	3.01M	+17,697.70%
2024-03-31	BARCLAYS PLC	0.28%	2.8M	116.56M	-446.38K	-13.73%
2024-03-31	CIBC PRIVATE WEALTH GROUP, LLC	0.28%	2.79M	115.1M	-242.8K	-8.02%
2024-03-31	MILLER HOWARD INVESTMENTS INC /NY	0.24%	2.39M	99.15M	22.73K	+0.96%
2024-03-31	WESTWOOD HOLDINGS GROUP INC	0.2%	1.97M	82.05M	180.63K	+10.07%
2024-03-31	DUFF & PHELPS INVESTMENT MANAGEMENT CO	0.18%	1.84M	76.58M	-134K	-6.78%
2024-03-31	MIRAE ASSET GLOBAL INVESTMENTS CO., LTD.	0.59%	5.96M	203.94M	-502.19K	-7.77%
2024-03-31	ALLIANZ ASSET MANAGEMENT GMBH	0.18%	1.84M	76.34M	1.2M	+188.31%
2024-03-31	BNP PARIBAS ARBITRAGE, SNC	0.18%	1.83M	75.91M	639.85K	+53.92%
2024-03-31	FRACTAL INVESTMENTS LLC	0.18%	1.76M	73.1M	296.9K	+20.31%
2024-03-31	INFRASTRUCTURE CAPITAL ADVISORS, LLC	0.17%	1.67M	69.24M	-81.46K	-4.66%
2024-03-31	AMUNDI	0.16%	1.58M	63.46M	73.4K	+4.88%
2024-03-31	ALPHACORE CAPITAL LLC	0.16%	1.57M	65.07M	-3.4K	-0.22%
2024-03-31	EAGLE GLOBAL ADVISORS LLC	0.15%	1.54M	64.18M	-107.25K	-6.49%
2024-03-31	DEUTSCHE BANK AG\	0.15%	1.53M	63.49M	13.78K	+0.91%
2024-03-31	JENNISON ASSOCIATES LLC	0.14%	1.41M	58.53M	-28.73K	-2.00%
2024-03-31	CUSHING ASSET MANAGEMENT, LP	0.13%	1.31M	54.32M	110K	+9.19%
2024-03-31	CITIGROUP INC	0.12%	1.19M	49.53M	-590.79K	-33.14%
2024-03-31	STIFEL FINANCIAL CORP	0.12%	1.19M	49.34M	3.76K	+0.32%
2024-03-31	EPOCH INVESTMENT PARTNERS, INC.	0.12%	1.18M	48.98M	-128.54K	-9.83%
2024-03-31	LONGFELLOW INVESTMENT MANAGEMENT CO LLC	0.11%	1.09M	45.43M	0	0
2024-03-31	PEAK6 INVESTMENTS LLC	0.11%	1.09M	45.38M	927K	+561.82%
2024-03-31	MARINER, LLC	0.1%	1.01M	42.07M	317.8K	+45.76%
2024-03-31	WELLS FARGO & COMPANY/MN	0.1%	1.01M	41.83M	-157.34K	-13.52%
2024-03-31	CITADEL ADVISORS LLC	0.07%	661K	27.47M	-105.5K	-13.76%
2024-03-31	NATIXIS	0.09%	908.26K	37.75M	181.8K	+25.03%
2024-03-31	ROYAL BANK OF CANADA	0.07%	672.37K	27.94M	7.8K	+1.17%
2024-03-31	APPALOOSA LP	0.07%	660K	27.43M	0	0
2024-03-31	RR ADVISORS, LLC	0.06%	579K	24.07M	-520K	-47.32%
2024-03-31	HIGHTOWER ADVISORS, LLC	0.06%	552.08K	22.95M	41.08K	+8.04%
2024-03-31	GOLDMAN SACHS GROUP INC	1.45%	14.57M	605.7M	-2.36M	-13.93%
2024-03-31	TORTOISE CAPITAL ADVISORS, L.L.C.	1.44%	14.47M	601.48M	2.91M	+25.16%
2024-03-31	KAYNE ANDERSON CAPITAL ADVISORS LP	0.55%	5.5M	228.7M	-253.5K	-4.40%
2024-03-31	PROGENY 3, INC.	0.1%	975.86K	40.56M	21.1K	+2.21%
2024-03-31	BEACH INVESTMENT COUNSEL INC/PA	0.09%	899.09K	33.02M	0	0
2024-03-31	NOMURA HOLDINGS INC	0.08%	817.36K	33.97M	-1.01M	-55.37%
2024-03-31	ALPS ADVISORS INC	2.57%	25.7M	1.07B	93.55K	+0.37%
2024-03-31	INVESCO LTD.	2.08%	20.82M	865.15M	-27.96K	-0.13%
2024-03-31	RAYMOND JAMES FINANCIAL SERVICES ADVISORS, INC.	0.05%	511.16K	21.24M	10.63K	+2.12%
2024-03-31	CHICAGO PARTNERS INVESTMENT GROUP LLC	0.05%	466.69K	19.36M	22K	+4.95%
2024-03-31	AMERICANA PARTNERS, LLC	0.04%	420.33K	17.47M	13.25K	+3.25%
2024-03-31	RAYMOND JAMES & ASSOCIATES	0.04%	374.83K	15.58M	7.25K	+1.97%
2024-03-31	SOVEREIGN INVESTMENT ADVISORS, LLC	0.04%	373.96K	15.54M	0	0
2024-03-31	EXCHANGE TRADED CONCEPTS, LLC	0.04%	363.83K	15.12M	-98.43K	-21.29%
2024-03-31	TORTOISE INDEX SOLUTIONS, LLC	0.04%	363.38K	15.1M	-99.89K	-21.56%
2024-03-31	HERONETTA MANAGEMENT, L.P.	0.04%	357.06K	14.84M	-5.2K	-1.44%
2024-03-31	NUVEEN ASSET MANAGEMENT, LLC	0.03%	343.77K	14.29M	91.11K	+36.06%
2024-03-31	DELPHI FINANCIAL GROUP, INC.	0.03%	341.08K	14.18M	0	0
2023-12-31	NOMURA HOLDINGS INC	0.18%	1.83M	67.25M	1.83M	+100.00%
2023-12-31	WESTWOOD HOLDINGS GROUP INC	0.18%	1.79M	65.86M	291.89K	+19.44%
2023-12-31	CITIGROUP INC	0.18%	1.78M	65.46M	-245.89K	-12.12%
2023-12-31	INFRASTRUCTURE CAPITAL ADVISORS, LLC	0.17%	1.75M	64.17M	483.94K	+38.30%
2023-12-31	EAGLE GLOBAL ADVISORS LLC	0.17%	1.65M	60.65M	128.91K	+8.47%
2023-12-31	ALPHACORE CAPITAL LLC	0.16%	1.57M	57.62M	450	+0.03%
2023-12-31	DEUTSCHE BANK AG\	0.15%	1.51M	55.59M	3.86K	+0.26%
2023-12-31	AMUNDI	0.15%	1.5M	56.14M	566.9K	+60.45%
2023-12-31	FRACTAL INVESTMENTS LLC	0.15%	1.46M	53.68M	0	0
2023-12-31	JENNISON ASSOCIATES LLC	0.14%	1.44M	52.77M	-14.05K	-0.97%
2023-12-31	EPOCH INVESTMENT PARTNERS, INC.	0.13%	1.31M	48M	-63.71K	-4.65%
2023-12-31	CUSHING ASSET MANAGEMENT, LP	0.12%	1.2M	43.96M	-75.92K	-5.96%
2023-12-31	BNP PARIBAS ARBITRAGE, SNC	0.12%	1.19M	43.57M	-764.53K	-39.18%
2023-12-31	STIFEL FINANCIAL CORP	0.12%	1.18M	43.45M	3.3K	+0.28%
2023-12-31	WELLS FARGO & COMPANY/MN	0.12%	1.16M	42.73M	93.79K	+8.77%
2023-12-31	RR ADVISORS, LLC	0.11%	1.1M	40.37M	254K	+30.06%
2023-12-31	LONGFELLOW INVESTMENT MANAGEMENT CO LLC	0.11%	1.09M	40.14M	0	0
2023-12-31	PROGENY 3, INC.	0.1%	954.76K	35.06M	16.8K	+1.79%
2023-12-31	BEACH INVESTMENT COUNSEL INC/PA	0.09%	899.09K	33.02M	143.39K	+18.97%
2023-12-31	CITADEL ADVISORS LLC	0.08%	766.5K	28.15M	-616.9K	-44.59%
2023-12-31	NATIXIS	0.07%	726.46K	26.68M	-1.86M	-71.86%
2023-12-31	MARINER, LLC	0.07%	694.55K	25.5M	-855	-0.12%
2023-12-31	ROYAL BANK OF CANADA	0.07%	664.57K	24.4M	31.51K	+4.98%
2023-12-31	APPALOOSA LP	0.07%	660K	24.24M	477.68K	+261.99%
2023-12-31	ALLIANZ ASSET MANAGEMENT GMBH	0.06%	637.1K	23.39M	401.7K	+170.65%
2023-12-31	TPG GP A, LLC	0.05%	519.99K	19.09M	-339.02K	-39.47%
2023-12-31	COHEN & STEERS, INC.	0.05%	514.96K	18.91M	0	0
2023-12-31	HIGHTOWER ADVISORS, LLC	0.05%	511K	18.77M	-3.75K	-0.73%
2023-12-31	RAYMOND JAMES FINANCIAL SERVICES ADVISORS, INC.	0.05%	500.54K	18.38M	26.84K	+5.67%
2023-12-31	ALPS ADVISORS INC	2.56%	25.61M	940.45M	-3.16M	-10.98%
2023-12-31	BLACKSTONE INC.	2.34%	23.41M	859.74M	-8.57M	-26.79%
2023-12-31	INVESCO LTD.	2.08%	20.84M	765.43M	-72.56K	-0.35%
2023-12-31	GOLDMAN SACHS GROUP INC	1.69%	16.93M	621.75M	1.29M	+8.22%
2023-12-31	TORTOISE CAPITAL ADVISORS, L.L.C.	1.16%	11.56M	424.59M	-756.92K	-6.14%
2023-12-31	BANK OF AMERICA CORP /DE/	0.11%	1.09M	40.02M	598K	+121.54%
2023-12-31	JPMORGAN CHASE & CO	0.71%	7.16M	262.74M	4.91M	+219.17%
2023-12-31	MIRAE ASSET GLOBAL INVESTMENTS CO., LTD.	0.65%	6.46M	237.35M	154.53K	+2.45%
2023-12-31	KAYNE ANDERSON CAPITAL ADVISORS LP	0.58%	5.76M	211.38M	-124.7K	-2.12%
2023-12-31	UBS GROUP AG	0.57%	5.74M	210.81M	-128.42K	-2.19%
2023-12-31	MORGAN STANLEY	0.57%	5.74M	210.75M	-74.24K	-1.28%
2023-12-31	CHICKASAW CAPITAL MANAGEMENT LLC	0.57%	5.66M	207.76M	-128.16K	-2.22%
2023-12-31	CLEARBRIDGE INVESTMENTS, LLC	0.5%	5M	183.57M	-49.97K	-0.99%
2023-12-31	ENERGY INCOME PARTNERS, LLC	0.5%	4.97M	182.49M	609.93K	+13.99%
2023-12-31	BROOKFIELD CORP /ON/	0.44%	4.42M	162.14M	-62.22K	-1.39%
2023-12-31	BARCLAYS PLC	0.32%	3.25M	119.38M	-2.4M	-42.45%
2023-12-31	CIBC PRIVATE WEALTH GROUP, LLC	0.3%	3.03M	111.2M	574.74K	+23.42%
2023-12-31	ING GROEP NV	0.27%	2.74M	100.63M	480K	+21.23%
2023-12-31	MILLER HOWARD INVESTMENTS INC /NY	0.24%	2.36M	86.77M	65.38K	+2.85%
2023-12-31	DUFF & PHELPS INVESTMENT MANAGEMENT CO	0.2%	1.98M	72.58M	8.5K	+0.43%

MPLX Insiders

Among the MPLX insiders holding of 63.74% of the stake in company, SEMPLE FRANK M, director, holds the largest shares of 333.34K. BUESE NANCY, Exec VP and CFO, is the second largest MPLX insider with ownership of 182.78K shares. NICKERSON RANDY S, Exec VP and CCO, stands third with possession of 177.55K shares of that stake.

Insiders	Designation	Shares Held
SEMPLE FRANK M	director	333.34K
BUESE NANCY	Exec VP and CFO	182.78K
NICKERSON RANDY S	Exec VP and CCO	177.55K
BROMLEY C CORWIN	Exec. VP and Gen Counsel	121.21K
SANDMAN DAN D	director	97.87K
FLOERKE GREGORY SCOTT	Exec. VP and COO	80.21K
PEIFFER GARRY L.	director	68.5K
ROSSON PAULA L	Senior VP and CAO	40.36K
WILDER J. MICHAEL	VP, General Counsel & Sec	22.5K
TEMPLIN DONALD C.	Executive VP	18K
HAGEDORN CARL KRISTOPHER	Exec VP & Chief Fin Ofc	14.75K
WILSON C. RICHARD	director	14.25K
HELMS CHRISTOPHER A	director	11K
GRIFFITH TIMOTHY T.	VP & Chief Financial Officer	10.89K
BEALL PAMELA K.M.	VP, Investor Relations	10K
DABERKO DAVID A.	director	10K
SURMA JOHN P	director	7.5K
BRADDOCK MICHAEL G.	Vice President and Controller	4K
SHAFFNER GEORGE P.	VP and Chief Operating Officer	4K
HEMINGER GARY R.	Chairman, CEO	3.6K
PIERSON CRAIG O.	Vice President, Operations	3.25K

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
2024-11-18	HAGEDORN CARL KRISTOPHER	SALE	47.24	4K	188.96K	14.75K
2022-04-19	FLOERKE GREGORY SCOTT	SALE	35.00	2.5K	87.5K	80.21K
2022-02-07	FLOERKE GREGORY SCOTT	SALE	33.20	2.5K	83K	76.84K
2022-02-02	SEMPLE FRANK M	SALE	34.00	28K	952K	333.34K
2022-02-01	SEMPLE FRANK M	SALE	33.00	28K	924K	361.34K
2021-11-08	FLOERKE GREGORY SCOTT	SALE	31.25	2.5K	78.13K	78.92K
2021-11-08	SEMPLE FRANK M	SALE	32.00	27K	864K	389.34K
2021-05-06	FLOERKE GREGORY SCOTT	SALE	27.00	2.5K	67.5K	83.92K
2021-01-13	FLOERKE GREGORY SCOTT	SALE	25.00	2.5K	62.5K	76.41K
2020-12-04	FLOERKE GREGORY SCOTT	SALE	23.00	2.5K	57.5K	79.08K
2020-11-18	FLOERKE GREGORY SCOTT	SALE	21.00	2.5K	52.5K	81.58K
2019-08-09	PEIFFER GARRY L.	PURCHASE	27.30	18.8K	513.26K	68.5K
2019-08-08	HEMINGER GARY R.	PURCHASE	27.45	2.1K	57.64K	3.6K
2019-08-07	HEMINGER GARY R.	PURCHASE	27.09	30K	812.58K	125.78K
2019-08-07	SANDMAN DAN D	PURCHASE	27.26	36.63K	998.53K	97.87K
2019-08-07	PEIFFER GARRY L.	PURCHASE	27.15	18K	488.65K	49.7K
2017-12-11	FLOERKE GREGORY SCOTT	SALE	37.00	2K	74K	77.6K
2017-11-30	FLOERKE GREGORY SCOTT	SALE	36.00	2K	72K	79.6K
2017-11-20	FLOERKE GREGORY SCOTT	SALE	35.00	2K	70K	81.6K
2017-09-15	BROMLEY C CORWIN	SALE	34.80	2K	69.6K	121.21K
2017-09-14	BROMLEY C CORWIN	SALE	34.81	500	17.41K	123.21K
2017-09-13	BROMLEY C CORWIN	SALE	34.50	2.5K	86.25K	123.71K
2017-06-12	HEMINGER GARY R.	PURCHASE	33.24	1.5K	49.86K	1.5K
2017-03-15	NICKERSON RANDY S	SALE	36.20	15K	543K	177.55K
2017-02-15	NICKERSON RANDY S	SALE	38.61	15K	579.09K	174.67K
2017-01-24	FLOERKE GREGORY SCOTT	SALE	37.00	1K	37K	77.18K
2017-01-17	NICKERSON RANDY S	SALE	36.08	15K	541.23K	189.67K
2017-01-04	FLOERKE GREGORY SCOTT	SALE	36.00	1K	36K	78.18K
2017-01-04	BROMLEY C CORWIN	SALE	36.00	2.5K	90K	118.31K
2017-01-03	FLOERKE GREGORY SCOTT	SALE	35.00	1K	35K	79.18K
2016-12-27	SEMPLE FRANK M	SALE	34.00	45K	1.53M	29.31K
2016-12-21	NICKERSON RANDY S	SALE	33.01	7.86K	259.3K	204.67K
2016-12-20	NICKERSON RANDY S	SALE	33.01	7.15K	235.86K	212.52K
2016-11-21	SEMPLE FRANK M	SALE	34.00	45K	1.53M	74.31K
2016-11-15	NICKERSON RANDY S	SALE	33.07	15K	495.98K	223.59K
2016-11-01	BROMLEY C CORWIN	SALE	35.00	5K	175K	123.56K
2016-10-31	BROMLEY C CORWIN	SALE	34.03	5K	170.17K	128.56K
2016-10-31	NICKERSON RANDY S	SALE	34.03	15K	510.43K	238.59K
2016-10-27	SEMPLE FRANK M	SALE	34.00	45K	1.53M	119.31K
2016-10-24	BROMLEY C CORWIN	SALE	32.02	5K	160.12K	133.56K
2016-10-12	FLOERKE GREGORY SCOTT	SALE	31.00	1K	31K	83.01K
2016-09-23	BUESE NANCY	SALE	33.00	5K	165K	182.78K
2016-07-01	ROSSON PAULA L	SALE	33.38	12.27K	409.47K	40.36K
2016-05-23	BROMLEY C CORWIN	SALE	34.00	2.5K	85K	138.56K
2016-05-23	BUESE NANCY	SALE	34.00	5K	170K	197.78K
2016-04-11	BROMLEY C CORWIN	SALE	30.00	2.5K	75K	141.06K
2015-12-04	SANDMAN DAN D	PURCHASE	31.16	20K	623.27K	48.8K
2015-09-10	WILSON C. RICHARD	PURCHASE	45.67	4K	182.68K	14.25K
2015-08-28	GRIFFITH TIMOTHY T.	PURCHASE	50.26	1K	50.26K	10.89K
2015-08-27	HEMINGER GARY R.	PURCHASE	50.24	7.45K	374.32K	26.75K
2015-08-26	HEMINGER GARY R.	PURCHASE	47.58	10K	475.77K	19.3K
2015-08-20	TEMPLIN DONALD C.	PURCHASE	51.12	3K	153.35K	18K
2015-08-20	GRIFFITH TIMOTHY T.	PURCHASE	51.34	1K	51.34K	9.89K
2014-12-12	HEMINGER GARY R.	PURCHASE	61.26	6.2K	379.79K	9.3K
2014-12-11	HEMINGER GARY R.	PURCHASE	61.70	3.1K	191.27K	3.1K
2014-03-11	WILSON C. RICHARD	PURCHASE	49.42	3K	148.25K	8.57K
2013-05-21	WILSON C. RICHARD	PURCHASE	38.45	3K	115.37K	4.29K
2012-10-31	PIERSON CRAIG O.	PURCHASE	22.00	3.25K	71.5K	3.25K
2012-10-31	WILDER J. MICHAEL	PURCHASE	22.00	22.5K	495K	22.5K
2012-10-31	TEMPLIN DONALD C.	PURCHASE	22.00	15K	330K	15K
2012-10-31	PEIFFER GARRY L.	PURCHASE	22.00	26.5K	583K	26.5K
2012-10-31	BEALL PAMELA K.M.	PURCHASE	22.00	10K	220K	10K
2012-10-31	HEMINGER GARY R.	PURCHASE	22.00	60K	1.32M	60K
2012-10-31	SHAFFNER GEORGE P.	PURCHASE	22.00	4K	88K	4K
2012-10-31	DABERKO DAVID A.	PURCHASE	22.00	10K	220K	10K
2012-10-31	SURMA JOHN P	PURCHASE	22.00	7.5K	165K	7.5K
2012-10-31	BRADDOCK MICHAEL G.	PURCHASE	22.00	4K	88K	4K
2012-10-31	HELMS CHRISTOPHER A	PURCHASE	22.00	11K	242K	11K
2012-10-31	SANDMAN DAN D	PURCHASE	22.00	24K	528K	24K
2012-10-31	GRIFFITH TIMOTHY T.	PURCHASE	22.00	5K	110K	5K

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE00

SALES4K1

NET SHARES-4K1

NO. OF SHARES HELD14.75K1

% NET SHARES-127.12%0%

Frequently Asked Questions

MPLX Stock Outstanding Shares

ShortableYes

OptionableYes

Short Percent Of Outstanding Shares0.9

Short Percent Of Float2.49

Shares Outstanding1.02B

Shares Float364.40M

Shares Short9.21M

Short Ratio5.4

2.49%

Short % of Float

0.9%

Short % of Shares Outstanding

Market Insider MPLX

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

63.74% Percentage of Shares held by All Insiders

25.31% Percentage of Shares held by All Institutions

69.8% Percentage of Float held by Institutions

555

Number of Institutions Holding Shares

Institutional Ownership

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
2024-03-31	BLACKSTONE INC.	2.32%	23.22M	965.21M	-188.84K	-0.81%
2024-03-31	U.S. CAPITAL WEALTH ADVISORS, LLC	0.03%	335.48K	13.94M	-43.43K	-11.46%
2024-03-31	BOLLARD GROUP LLC	0.03%	325.87K	13.54M	9.41K	+2.97%
2024-03-31	OXBOW ADVISORS, LLC	0.03%	300.84K	12.5M	10.2K	+3.51%
2024-03-31	MARYLAND STATE RETIREMENT & PENSION SYSTEM	0.03%	299.4K	11.95M	4.74K	+1.61%
2024-03-31	LPL FINANCIAL LLC	0.03%	281.83K	11.71M	11.5K	+4.25%
2024-03-31	PRIVATE CAPITAL ADVISORS, INC.	0.03%	257.68K	10.71M	0	0
2024-03-31	ENVESTNET ASSET MANAGEMENT INC	0.03%	257.04K	10.68M	-161	-0.06%
2024-03-31	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.03%	255.9K	10.64M	255.9K	+100.00%
2024-03-31	ACADIAN ASSET MANAGEMENT LLC	0.03%	252.19K	10.48M	111.83K	+79.67%
2024-03-31	CATALYST CAPITAL ADVISORS LLC	0.02%	247.77K	10.3M	11.4K	+4.82%
2024-03-31	MORGAN STANLEY	0.85%	8.47M	352.16M	2.73M	+47.63%
2024-03-31	BANK OF AMERICA CORP /DE/	0.83%	8.3M	345.03M	-1.89M	-18.55%
2024-03-31	JPMORGAN CHASE & CO	0.66%	6.64M	276.13M	-511.15K	-7.14%
2024-03-31	UBS GROUP AG	0.64%	6.39M	265.57M	648.98K	+11.30%
2024-03-31	CHICKASAW CAPITAL MANAGEMENT LLC	0.54%	5.41M	224.81M	-248.56K	-4.39%
2024-03-31	ENERGY INCOME PARTNERS, LLC	0.52%	5.22M	217.15M	255.21K	+5.14%
2024-03-31	CLEARBRIDGE INVESTMENTS, LLC	0.52%	5.2M	216.14M	201.5K	+4.03%
2024-03-31	BROOKFIELD CORP /ON/	0.4%	3.96M	164.7M	-452.57K	-10.25%
2024-03-31	ING GROEP NV	0.32%	3.17M	131.68M	427.9K	+15.61%
2024-03-31	BRAVE WARRIOR ADVISORS, LLC	0.3%	3.03M	125.74M	3.01M	+17,697.70%
2024-03-31	BARCLAYS PLC	0.28%	2.8M	116.56M	-446.38K	-13.73%
2024-03-31	CIBC PRIVATE WEALTH GROUP, LLC	0.28%	2.79M	115.1M	-242.8K	-8.02%
2024-03-31	MILLER HOWARD INVESTMENTS INC /NY	0.24%	2.39M	99.15M	22.73K	+0.96%
2024-03-31	WESTWOOD HOLDINGS GROUP INC	0.2%	1.97M	82.05M	180.63K	+10.07%
2024-03-31	DUFF & PHELPS INVESTMENT MANAGEMENT CO	0.18%	1.84M	76.58M	-134K	-6.78%
2024-03-31	MIRAE ASSET GLOBAL INVESTMENTS CO., LTD.	0.59%	5.96M	203.94M	-502.19K	-7.77%
2024-03-31	ALLIANZ ASSET MANAGEMENT GMBH	0.18%	1.84M	76.34M	1.2M	+188.31%
2024-03-31	BNP PARIBAS ARBITRAGE, SNC	0.18%	1.83M	75.91M	639.85K	+53.92%
2024-03-31	FRACTAL INVESTMENTS LLC	0.18%	1.76M	73.1M	296.9K	+20.31%
2024-03-31	INFRASTRUCTURE CAPITAL ADVISORS, LLC	0.17%	1.67M	69.24M	-81.46K	-4.66%
2024-03-31	AMUNDI	0.16%	1.58M	63.46M	73.4K	+4.88%
2024-03-31	ALPHACORE CAPITAL LLC	0.16%	1.57M	65.07M	-3.4K	-0.22%
2024-03-31	EAGLE GLOBAL ADVISORS LLC	0.15%	1.54M	64.18M	-107.25K	-6.49%
2024-03-31	DEUTSCHE BANK AG\	0.15%	1.53M	63.49M	13.78K	+0.91%
2024-03-31	JENNISON ASSOCIATES LLC	0.14%	1.41M	58.53M	-28.73K	-2.00%
2024-03-31	CUSHING ASSET MANAGEMENT, LP	0.13%	1.31M	54.32M	110K	+9.19%
2024-03-31	CITIGROUP INC	0.12%	1.19M	49.53M	-590.79K	-33.14%
2024-03-31	STIFEL FINANCIAL CORP	0.12%	1.19M	49.34M	3.76K	+0.32%
2024-03-31	EPOCH INVESTMENT PARTNERS, INC.	0.12%	1.18M	48.98M	-128.54K	-9.83%
2024-03-31	LONGFELLOW INVESTMENT MANAGEMENT CO LLC	0.11%	1.09M	45.43M	0	0
2024-03-31	PEAK6 INVESTMENTS LLC	0.11%	1.09M	45.38M	927K	+561.82%
2024-03-31	MARINER, LLC	0.1%	1.01M	42.07M	317.8K	+45.76%
2024-03-31	WELLS FARGO & COMPANY/MN	0.1%	1.01M	41.83M	-157.34K	-13.52%
2024-03-31	CITADEL ADVISORS LLC	0.07%	661K	27.47M	-105.5K	-13.76%
2024-03-31	NATIXIS	0.09%	908.26K	37.75M	181.8K	+25.03%
2024-03-31	ROYAL BANK OF CANADA	0.07%	672.37K	27.94M	7.8K	+1.17%
2024-03-31	APPALOOSA LP	0.07%	660K	27.43M	0	0
2024-03-31	RR ADVISORS, LLC	0.06%	579K	24.07M	-520K	-47.32%
2024-03-31	HIGHTOWER ADVISORS, LLC	0.06%	552.08K	22.95M	41.08K	+8.04%
2024-03-31	GOLDMAN SACHS GROUP INC	1.45%	14.57M	605.7M	-2.36M	-13.93%
2024-03-31	TORTOISE CAPITAL ADVISORS, L.L.C.	1.44%	14.47M	601.48M	2.91M	+25.16%
2024-03-31	KAYNE ANDERSON CAPITAL ADVISORS LP	0.55%	5.5M	228.7M	-253.5K	-4.40%
2024-03-31	PROGENY 3, INC.	0.1%	975.86K	40.56M	21.1K	+2.21%
2024-03-31	BEACH INVESTMENT COUNSEL INC/PA	0.09%	899.09K	33.02M	0	0
2024-03-31	NOMURA HOLDINGS INC	0.08%	817.36K	33.97M	-1.01M	-55.37%
2024-03-31	ALPS ADVISORS INC	2.57%	25.7M	1.07B	93.55K	+0.37%
2024-03-31	INVESCO LTD.	2.08%	20.82M	865.15M	-27.96K	-0.13%
2024-03-31	RAYMOND JAMES FINANCIAL SERVICES ADVISORS, INC.	0.05%	511.16K	21.24M	10.63K	+2.12%
2024-03-31	CHICAGO PARTNERS INVESTMENT GROUP LLC	0.05%	466.69K	19.36M	22K	+4.95%
2024-03-31	AMERICANA PARTNERS, LLC	0.04%	420.33K	17.47M	13.25K	+3.25%
2024-03-31	RAYMOND JAMES & ASSOCIATES	0.04%	374.83K	15.58M	7.25K	+1.97%
2024-03-31	SOVEREIGN INVESTMENT ADVISORS, LLC	0.04%	373.96K	15.54M	0	0
2024-03-31	EXCHANGE TRADED CONCEPTS, LLC	0.04%	363.83K	15.12M	-98.43K	-21.29%
2024-03-31	TORTOISE INDEX SOLUTIONS, LLC	0.04%	363.38K	15.1M	-99.89K	-21.56%
2024-03-31	HERONETTA MANAGEMENT, L.P.	0.04%	357.06K	14.84M	-5.2K	-1.44%
2024-03-31	NUVEEN ASSET MANAGEMENT, LLC	0.03%	343.77K	14.29M	91.11K	+36.06%
2024-03-31	DELPHI FINANCIAL GROUP, INC.	0.03%	341.08K	14.18M	0	0
2023-12-31	NOMURA HOLDINGS INC	0.18%	1.83M	67.25M	1.83M	+100.00%
2023-12-31	WESTWOOD HOLDINGS GROUP INC	0.18%	1.79M	65.86M	291.89K	+19.44%
2023-12-31	CITIGROUP INC	0.18%	1.78M	65.46M	-245.89K	-12.12%
2023-12-31	INFRASTRUCTURE CAPITAL ADVISORS, LLC	0.17%	1.75M	64.17M	483.94K	+38.30%
2023-12-31	EAGLE GLOBAL ADVISORS LLC	0.17%	1.65M	60.65M	128.91K	+8.47%
2023-12-31	ALPHACORE CAPITAL LLC	0.16%	1.57M	57.62M	450	+0.03%
2023-12-31	DEUTSCHE BANK AG\	0.15%	1.51M	55.59M	3.86K	+0.26%
2023-12-31	AMUNDI	0.15%	1.5M	56.14M	566.9K	+60.45%
2023-12-31	FRACTAL INVESTMENTS LLC	0.15%	1.46M	53.68M	0	0
2023-12-31	JENNISON ASSOCIATES LLC	0.14%	1.44M	52.77M	-14.05K	-0.97%
2023-12-31	EPOCH INVESTMENT PARTNERS, INC.	0.13%	1.31M	48M	-63.71K	-4.65%
2023-12-31	CUSHING ASSET MANAGEMENT, LP	0.12%	1.2M	43.96M	-75.92K	-5.96%
2023-12-31	BNP PARIBAS ARBITRAGE, SNC	0.12%	1.19M	43.57M	-764.53K	-39.18%
2023-12-31	STIFEL FINANCIAL CORP	0.12%	1.18M	43.45M	3.3K	+0.28%
2023-12-31	WELLS FARGO & COMPANY/MN	0.12%	1.16M	42.73M	93.79K	+8.77%
2023-12-31	RR ADVISORS, LLC	0.11%	1.1M	40.37M	254K	+30.06%
2023-12-31	LONGFELLOW INVESTMENT MANAGEMENT CO LLC	0.11%	1.09M	40.14M	0	0
2023-12-31	PROGENY 3, INC.	0.1%	954.76K	35.06M	16.8K	+1.79%
2023-12-31	BEACH INVESTMENT COUNSEL INC/PA	0.09%	899.09K	33.02M	143.39K	+18.97%
2023-12-31	CITADEL ADVISORS LLC	0.08%	766.5K	28.15M	-616.9K	-44.59%
2023-12-31	NATIXIS	0.07%	726.46K	26.68M	-1.86M	-71.86%
2023-12-31	MARINER, LLC	0.07%	694.55K	25.5M	-855	-0.12%
2023-12-31	ROYAL BANK OF CANADA	0.07%	664.57K	24.4M	31.51K	+4.98%
2023-12-31	APPALOOSA LP	0.07%	660K	24.24M	477.68K	+261.99%
2023-12-31	ALLIANZ ASSET MANAGEMENT GMBH	0.06%	637.1K	23.39M	401.7K	+170.65%
2023-12-31	TPG GP A, LLC	0.05%	519.99K	19.09M	-339.02K	-39.47%
2023-12-31	COHEN & STEERS, INC.	0.05%	514.96K	18.91M	0	0
2023-12-31	HIGHTOWER ADVISORS, LLC	0.05%	511K	18.77M	-3.75K	-0.73%
2023-12-31	RAYMOND JAMES FINANCIAL SERVICES ADVISORS, INC.	0.05%	500.54K	18.38M	26.84K	+5.67%
2023-12-31	ALPS ADVISORS INC	2.56%	25.61M	940.45M	-3.16M	-10.98%
2023-12-31	BLACKSTONE INC.	2.34%	23.41M	859.74M	-8.57M	-26.79%
2023-12-31	INVESCO LTD.	2.08%	20.84M	765.43M	-72.56K	-0.35%
2023-12-31	GOLDMAN SACHS GROUP INC	1.69%	16.93M	621.75M	1.29M	+8.22%
2023-12-31	TORTOISE CAPITAL ADVISORS, L.L.C.	1.16%	11.56M	424.59M	-756.92K	-6.14%
2023-12-31	BANK OF AMERICA CORP /DE/	0.11%	1.09M	40.02M	598K	+121.54%
2023-12-31	JPMORGAN CHASE & CO	0.71%	7.16M	262.74M	4.91M	+219.17%
2023-12-31	MIRAE ASSET GLOBAL INVESTMENTS CO., LTD.	0.65%	6.46M	237.35M	154.53K	+2.45%
2023-12-31	KAYNE ANDERSON CAPITAL ADVISORS LP	0.58%	5.76M	211.38M	-124.7K	-2.12%
2023-12-31	UBS GROUP AG	0.57%	5.74M	210.81M	-128.42K	-2.19%
2023-12-31	MORGAN STANLEY	0.57%	5.74M	210.75M	-74.24K	-1.28%
2023-12-31	CHICKASAW CAPITAL MANAGEMENT LLC	0.57%	5.66M	207.76M	-128.16K	-2.22%
2023-12-31	CLEARBRIDGE INVESTMENTS, LLC	0.5%	5M	183.57M	-49.97K	-0.99%
2023-12-31	ENERGY INCOME PARTNERS, LLC	0.5%	4.97M	182.49M	609.93K	+13.99%
2023-12-31	BROOKFIELD CORP /ON/	0.44%	4.42M	162.14M	-62.22K	-1.39%
2023-12-31	BARCLAYS PLC	0.32%	3.25M	119.38M	-2.4M	-42.45%
2023-12-31	CIBC PRIVATE WEALTH GROUP, LLC	0.3%	3.03M	111.2M	574.74K	+23.42%
2023-12-31	ING GROEP NV	0.27%	2.74M	100.63M	480K	+21.23%
2023-12-31	MILLER HOWARD INVESTMENTS INC /NY	0.24%	2.36M	86.77M	65.38K	+2.85%
2023-12-31	DUFF & PHELPS INVESTMENT MANAGEMENT CO	0.2%	1.98M	72.58M	8.5K	+0.43%

MPLX Insiders

Insiders	Designation	Shares Held
SEMPLE FRANK M	director	333.34K
BUESE NANCY	Exec VP and CFO	182.78K
NICKERSON RANDY S	Exec VP and CCO	177.55K
BROMLEY C CORWIN	Exec. VP and Gen Counsel	121.21K
SANDMAN DAN D	director	97.87K
FLOERKE GREGORY SCOTT	Exec. VP and COO	80.21K
PEIFFER GARRY L.	director	68.5K
ROSSON PAULA L	Senior VP and CAO	40.36K
WILDER J. MICHAEL	VP, General Counsel & Sec	22.5K
TEMPLIN DONALD C.	Executive VP	18K
HAGEDORN CARL KRISTOPHER	Exec VP & Chief Fin Ofc	14.75K
WILSON C. RICHARD	director	14.25K
HELMS CHRISTOPHER A	director	11K
GRIFFITH TIMOTHY T.	VP & Chief Financial Officer	10.89K
BEALL PAMELA K.M.	VP, Investor Relations	10K
DABERKO DAVID A.	director	10K
SURMA JOHN P	director	7.5K
BRADDOCK MICHAEL G.	Vice President and Controller	4K
SHAFFNER GEORGE P.	VP and Chief Operating Officer	4K
HEMINGER GARY R.	Chairman, CEO	3.6K
PIERSON CRAIG O.	Vice President, Operations	3.25K

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
2024-11-18	HAGEDORN CARL KRISTOPHER	SALE	47.24	4K	188.96K	14.75K
2022-04-19	FLOERKE GREGORY SCOTT	SALE	35.00	2.5K	87.5K	80.21K
2022-02-07	FLOERKE GREGORY SCOTT	SALE	33.20	2.5K	83K	76.84K
2022-02-02	SEMPLE FRANK M	SALE	34.00	28K	952K	333.34K
2022-02-01	SEMPLE FRANK M	SALE	33.00	28K	924K	361.34K
2021-11-08	FLOERKE GREGORY SCOTT	SALE	31.25	2.5K	78.13K	78.92K
2021-11-08	SEMPLE FRANK M	SALE	32.00	27K	864K	389.34K
2021-05-06	FLOERKE GREGORY SCOTT	SALE	27.00	2.5K	67.5K	83.92K
2021-01-13	FLOERKE GREGORY SCOTT	SALE	25.00	2.5K	62.5K	76.41K
2020-12-04	FLOERKE GREGORY SCOTT	SALE	23.00	2.5K	57.5K	79.08K
2020-11-18	FLOERKE GREGORY SCOTT	SALE	21.00	2.5K	52.5K	81.58K
2019-08-09	PEIFFER GARRY L.	PURCHASE	27.30	18.8K	513.26K	68.5K
2019-08-08	HEMINGER GARY R.	PURCHASE	27.45	2.1K	57.64K	3.6K
2019-08-07	HEMINGER GARY R.	PURCHASE	27.09	30K	812.58K	125.78K
2019-08-07	SANDMAN DAN D	PURCHASE	27.26	36.63K	998.53K	97.87K
2019-08-07	PEIFFER GARRY L.	PURCHASE	27.15	18K	488.65K	49.7K
2017-12-11	FLOERKE GREGORY SCOTT	SALE	37.00	2K	74K	77.6K
2017-11-30	FLOERKE GREGORY SCOTT	SALE	36.00	2K	72K	79.6K
2017-11-20	FLOERKE GREGORY SCOTT	SALE	35.00	2K	70K	81.6K
2017-09-15	BROMLEY C CORWIN	SALE	34.80	2K	69.6K	121.21K
2017-09-14	BROMLEY C CORWIN	SALE	34.81	500	17.41K	123.21K
2017-09-13	BROMLEY C CORWIN	SALE	34.50	2.5K	86.25K	123.71K
2017-06-12	HEMINGER GARY R.	PURCHASE	33.24	1.5K	49.86K	1.5K
2017-03-15	NICKERSON RANDY S	SALE	36.20	15K	543K	177.55K
2017-02-15	NICKERSON RANDY S	SALE	38.61	15K	579.09K	174.67K
2017-01-24	FLOERKE GREGORY SCOTT	SALE	37.00	1K	37K	77.18K
2017-01-17	NICKERSON RANDY S	SALE	36.08	15K	541.23K	189.67K
2017-01-04	FLOERKE GREGORY SCOTT	SALE	36.00	1K	36K	78.18K
2017-01-04	BROMLEY C CORWIN	SALE	36.00	2.5K	90K	118.31K
2017-01-03	FLOERKE GREGORY SCOTT	SALE	35.00	1K	35K	79.18K
2016-12-27	SEMPLE FRANK M	SALE	34.00	45K	1.53M	29.31K
2016-12-21	NICKERSON RANDY S	SALE	33.01	7.86K	259.3K	204.67K
2016-12-20	NICKERSON RANDY S	SALE	33.01	7.15K	235.86K	212.52K
2016-11-21	SEMPLE FRANK M	SALE	34.00	45K	1.53M	74.31K
2016-11-15	NICKERSON RANDY S	SALE	33.07	15K	495.98K	223.59K
2016-11-01	BROMLEY C CORWIN	SALE	35.00	5K	175K	123.56K
2016-10-31	BROMLEY C CORWIN	SALE	34.03	5K	170.17K	128.56K
2016-10-31	NICKERSON RANDY S	SALE	34.03	15K	510.43K	238.59K
2016-10-27	SEMPLE FRANK M	SALE	34.00	45K	1.53M	119.31K
2016-10-24	BROMLEY C CORWIN	SALE	32.02	5K	160.12K	133.56K
2016-10-12	FLOERKE GREGORY SCOTT	SALE	31.00	1K	31K	83.01K
2016-09-23	BUESE NANCY	SALE	33.00	5K	165K	182.78K
2016-07-01	ROSSON PAULA L	SALE	33.38	12.27K	409.47K	40.36K
2016-05-23	BROMLEY C CORWIN	SALE	34.00	2.5K	85K	138.56K
2016-05-23	BUESE NANCY	SALE	34.00	5K	170K	197.78K
2016-04-11	BROMLEY C CORWIN	SALE	30.00	2.5K	75K	141.06K
2015-12-04	SANDMAN DAN D	PURCHASE	31.16	20K	623.27K	48.8K
2015-09-10	WILSON C. RICHARD	PURCHASE	45.67	4K	182.68K	14.25K
2015-08-28	GRIFFITH TIMOTHY T.	PURCHASE	50.26	1K	50.26K	10.89K
2015-08-27	HEMINGER GARY R.	PURCHASE	50.24	7.45K	374.32K	26.75K
2015-08-26	HEMINGER GARY R.	PURCHASE	47.58	10K	475.77K	19.3K
2015-08-20	TEMPLIN DONALD C.	PURCHASE	51.12	3K	153.35K	18K
2015-08-20	GRIFFITH TIMOTHY T.	PURCHASE	51.34	1K	51.34K	9.89K
2014-12-12	HEMINGER GARY R.	PURCHASE	61.26	6.2K	379.79K	9.3K
2014-12-11	HEMINGER GARY R.	PURCHASE	61.70	3.1K	191.27K	3.1K
2014-03-11	WILSON C. RICHARD	PURCHASE	49.42	3K	148.25K	8.57K
2013-05-21	WILSON C. RICHARD	PURCHASE	38.45	3K	115.37K	4.29K
2012-10-31	PIERSON CRAIG O.	PURCHASE	22.00	3.25K	71.5K	3.25K
2012-10-31	WILDER J. MICHAEL	PURCHASE	22.00	22.5K	495K	22.5K
2012-10-31	TEMPLIN DONALD C.	PURCHASE	22.00	15K	330K	15K
2012-10-31	PEIFFER GARRY L.	PURCHASE	22.00	26.5K	583K	26.5K
2012-10-31	BEALL PAMELA K.M.	PURCHASE	22.00	10K	220K	10K
2012-10-31	HEMINGER GARY R.	PURCHASE	22.00	60K	1.32M	60K
2012-10-31	SHAFFNER GEORGE P.	PURCHASE	22.00	4K	88K	4K
2012-10-31	DABERKO DAVID A.	PURCHASE	22.00	10K	220K	10K
2012-10-31	SURMA JOHN P	PURCHASE	22.00	7.5K	165K	7.5K
2012-10-31	BRADDOCK MICHAEL G.	PURCHASE	22.00	4K	88K	4K
2012-10-31	HELMS CHRISTOPHER A	PURCHASE	22.00	11K	242K	11K
2012-10-31	SANDMAN DAN D	PURCHASE	22.00	24K	528K	24K
2012-10-31	GRIFFITH TIMOTHY T.	PURCHASE	22.00	5K	110K	5K

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE00

SALES4K1

NET SHARES-4K1

NO. OF SHARES HELD14.75K1

% NET SHARES-127.12%0%

MPLX Stock Ownership Breakdown

MPLX LP

MPLX Stock Outstanding Shares

Market Insider MPLX

Institutional Ownership

MPLX Insiders

Buying/Selling by Insiders

Insider Transaction Summary (6 Months)

Frequently Asked Questions

MPLX Stock Outstanding Shares

Market Insider MPLX

Institutional Ownership

MPLX Insiders

Buying/Selling by Insiders

Insider Transaction Summary (6 Months)

Frequently Asked Questions