MPLX 13F Hedge Fund and Asset Management Owners

Data based on most recent fiscal year report
Market Cap	27.179 Billion	Shares Outstanding	1.058 Billion	Avg Volume	3.144 Million
1-Yr BETA vs S&P TR	0.793	Current Ratio	0.76	Quick Ratio	0.69

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Mediaplex Inc.

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SEC Web Site	SEC DEF 14A Filings

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via whalewisdomalpha 02/14/2020
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Funds Holding MPLX (via 13F filings)

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*Please note that if a filer hasn't submitted a 13F filing for a quarter then the filer's shares will be listed as "Sold All"

Mutual Funds Holding MPLX BETA

Active Schedule 13D and 13G filings

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Open Market Buys/Sells Last 60 Days

Open Market Buys (P)

none

Open Market Sells (S)

none

Exercise Derivative Conversion (M)

none

Current/Former Insiders

Insider Name	Type	Last Reported Shares Held	Last Reported Date	Filings in past year
HEMINGER GARY R. CHAIRMAN, CEO	Officer Director	707,204	2020-02-24	3
BUESE NANCY EVP & CFO	Officer	76,987	2020-02-24	0
NICKERSON RANDY S	Director	0	2020-02-19	0
PEIFFER GARRY L.	Director	86,140	2020-02-14	10
HELMS CHRISTOPHER A	Director	31,833	2020-02-14	8
SURMA JOHN P	Director	32,189	2020-02-14	8
SANDMAN DAN D	Director	101,463	2020-02-14	9
BEATTY MICHAEL L	Director	41,774	2020-02-14	8
SEMPLE FRANK M	Director	588,890	2020-02-14	8
STICE J MICHAEL	Director	9,440	2020-02-14	8
BEALL PAMELA K.M.	Director	11,825	2020-01-31	2
GRIFFITH TIMOTHY T. PRESIDENT, SPEEDWAY LLC	Officer	54,680	2020-01-27	1
TEMPLIN DONALD C. EXEC VP & CHIEF FIN OFC	Officer	98,965	2020-01-27	2
KACZYNSKI THOMAS VP, FINANCE AND TREASURER	Officer	16,512	2020-01-27	0
GAGLE SUZANNE GENERAL COUNSEL	Officer	20,056	2020-01-27	2
SWEARINGEN JOHN S EXEC VP, LOGISTICS & STORAGE	Officer	24,247	2020-01-24	3
FLOERKE GREGORY SCOTT EXEC VP, GATHERING & PROC	Officer	81,828	2020-01-24	2
MOLLENKOPF JOHN C	Director	25,668	2020-01-10	0
HAGEDORN CARL KRISTOPHER VP AND CONTROLLER	Officer	8,925	2020-01-02	2
HENNIGAN MICHAEL J PRESIDENT & CEO, MPLX GP LLC	Officer	42,054	2019-12-31	2
GOFF GREGORY JAMES	Director	30,390	2019-12-31	3
DABERKO DAVID A.	Director	18,181	2019-10-31	0
ANDEAVOR LLC WESTERN REFINING SOUTHWEST, INC. TESORO LOGISTICS GP, LLC WESTERN REFINING, INC. GIANT INDUSTRIES, INC. TESORO REFINING & MARKETING CO LLC TESORO ALASKA CO LLC	10% Owner LESS THAN 10% OWNER LESS THAN 10% OWNERLESS THAN 10% OWNER	504,701,934	2019-07-30	1
MARATHON PETROLEUM CORP TESORO ALASKA CO LLC	Director 10% Owner LESS THAN 10% OWNER	666,077,541	2019-07-30	2
MARATHON PETROLEUM CORP MPC INVESTMENT LLC MPLX GP LLC MPLX LOGISTICS HOLDINGS LLC WESTERN REFINING SOUTHWEST, INC. TESORO LOGISTICS GP, LLC ANDEAVOR LLC WESTERN REFINING, INC. GIANT INDUSTRIES, INC. TESORO REFINING & MARKETING CO LLC	Director 10% Owner LESS THAN 10% OWNER LESS THAN 10% OWNER LESS THAN 10% OWNER	666,077,541	2019-07-30	2
MARATHON PETROLEUM CORP MPC INVESTMENT LLC MPLX GP LLC MPLX LOGISTICS HOLDINGS LLC MPLX HOLDINGS INC.	Director 10% Owner	504,701,934	2018-02-01	0
WILSON C. RICHARD	Director	20,617	2017-11-14	0
BROMLEY C CORWIN EXEC. VP AND GEN COUNSEL	Officer	121,205	2017-09-13	0
ROSSON PAULA L SENIOR VP AND CAO	Officer	45,480	2017-04-03	0
MARATHON PETROLEUM CORP MARKWEST HYDROCARBON L.L.C. MPC INVESTMENT LLC MPLX HOLDINGS INC. MPLX LOGISTICS HOLDINGS LLC MPLX GP LLC	Director 10% Owner	0	2016-09-02	0
MARKWEST HYDROCARBON L.L.C.	Director 10% Owner	108,020,449	2016-09-01	0
MPLX HOLDINGS INC.	Director 10% Owner	108,020,449	2016-09-01	0
PIERSON CRAIG O. VICE PRESIDENT, OPERATIONS	Officer	4,981	2016-04-01	0
MARATHON PETROLEUM CORP MPC INVESTMENT LLC MPLX GP LLC MPLX LOGISTICS HOLDINGS LLC	Director 10% Owner	79,466,136	2016-03-31	0
WILDER J. MICHAEL VP, GENERAL COUNSEL & SEC	Officer	57,904	2016-02-29	2
SHAFFNER GEORGE P. SR. VP, HES&S (SEE REMARKS)	Officer	14,282	2015-05-06	2
FELDMAN IAN D CONTROLLER	Officer	52	2015-04-01	0
BRADDOCK MICHAEL G. VP & CHIEF ACCTG OFFICER	Officer	10,811	2014-08-08	2

Insider Transactions Last 60 Days

Reporting Owners	Transaction Date	Transaction Code	Shares	Share Price	Acquired or Disposed	Shares Owned Following Transaction	Combined shares owned after filing	Direct/Indirect Ownership
SEMPLE FRANK M - Director	2020-02-14	A	351		a	12,596	588,890.45	direct
BEATTY MICHAEL L - Director	2020-02-14	A	401		a	41,774	41,774.33	direct
SANDMAN DAN D - Director	2020-02-14	A	580		a	101,463	101,463.00	direct
STICE J MICHAEL - Director	2020-02-14	A	243		a	8,740	9,440.24	direct
HELMS CHRISTOPHER A - Director	2020-02-14	A	580		a	31,833	31,833.00	direct
SURMA JOHN P - Director	2020-02-14	A	687		a	32,189	32,188.64	direct
PEIFFER GARRY L. - Director	2020-02-14	A	491		a	17,643	86,140.47	direct
GAGLE SUZANNE - Officer GENERAL COUNSEL	2020-01-24	A	1,241		a	23,242	23,242.00	direct
BEALL PAMELA K.M. - Director - Officer EXEC VP AND CFO	2020-01-24	A	3,553		a	30,201	40,201.00	direct
SWEARINGEN JOHN S - Officer EXEC VP, LOGISTICS & STORAGE	2020-01-24	A	2,585		a	24,247	24,246.78	direct
TEMPLIN DONALD C. - Director	2020-01-24	A	10,956		a	84,111	102,111.00	direct
FLOERKE GREGORY SCOTT - Officer EXEC VP, GATHERING & PROC	2020-01-24	A	3,090		a	81,828	81,828.00	direct
HEMINGER GARY R. - Director	2020-01-24	A	10,339		a	142,295	316,808.05	direct
PEIFFER GARRY L. - Director	2020-01-02	A	1,062		a	17,153	85,649.53	direct
STICE J MICHAEL - Director	2020-01-02	A	1,231		a	8,497	9,197.03	direct
BEATTY MICHAEL L - Director	2020-01-02	A	1,062		a	41,374	41,373.52	direct
SANDMAN DAN D - Director	2020-01-02	A	1,062		a	100,883	100,883.31	direct
SURMA JOHN P - Director	2020-01-02	A	1,231		a	31,502	31,501.67	direct
HELMS CHRISTOPHER A - Director	2020-01-02	A	1,062		a	31,253	31,253.31	direct
SEMPLE FRANK M - Director	2020-01-02	A	1,062		a	12,246	588,539.95	direct
HAGEDORN CARL KRISTOPHER - Officer VP AND CONTROLLER	2020-01-02	F	948	$25.71	d	8,925	8,925.00	direct

MPLX L.P. (MPLX)

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Funds Holding MPLX (via 13F filings)

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Mutual Funds Holding MPLX BETA

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Open Market Buys/Sells Last 60 Days

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Current/Former Insiders

Insider Transactions Last 60 Days

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