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MPLX LP
MPLX LP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 110 Institutional holders with a total value of $1,541,385,179.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 TORTOISE CAPITAL ADVISORS, L.L.C. 5,754,374 421,565,000 27.35%
2 FMR LLC 1,712,354 125,447,000 8.14%
3 GOLDMAN SACHS GROUP INC 1,428,261 104,634,000 6.79%
4 Salient Capital Advisors, LLC 1,359,361 99,587,000 6.46%
5 Harvest Fund Advisors LLC 1,163,924 85,269,043 5.53%
6 MORGAN STANLEY 1,033,830 75,739,000 4.91%
7 Center Coast Capital Advisors, LP 844,832 61,892,000 4.02%
8 KAYNE ANDERSON CAPITAL ADVISORS LP 569,206 41,700,000 2.71%
9 CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT 478,528 35,057,000 2.27%
10 JPMORGAN CHASE & CO 448,918 32,888,000 2.13%
11 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 447,306 32,770,000 2.13%
12 CREDIT SUISSE AG/ 437,794 32,073,000 2.08%
13 UBS Group AG 349,055 25,572,000 1.66%
14 DEUTSCHE BANK AG\ 323,300 23,684,000 1.54%
15 ING GROEP NV 255,670 18,710,000 1.21%
16 WADDELL & REED FINANCIAL INC 224,850 16,472,000 1.07%
17 COHEN & STEERS CAPITAL MANAGEMENT INC 211,111 15,466,000 1.00%
18 COHEN & STEERS, INC. 211,111 15,466,000 1.00%
19 BNP PARIBAS FINANCIAL MARKETS 199,879 14,643,136 0.95%
20 CIBC Private Wealth Group LLC 183,248 13,425,000 0.87%
21 NBW CAPITAL LLC 182,447 13,366,000 0.87%
22 PUTNAM INVESTMENTS LLC 174,900 12,813,000 0.83%
23 BARCLAYS PLC 173,904 12,694,000 0.82%
24 MILLENNIUM MANAGEMENT LLC 162,500 11,905,000 0.77%
25 MILLENNIUM MANAGEMENT LLC 157,400 11,531,000 0.75% Call
26 TAYLOR WEALTH MANAGEMENT PARTNERS 137,107 10,044,000 0.65%
27 BLACKROCK ADVISORS LLC 135,480 9,925,000 0.64%
28 Energy Income Partners, LLC 132,000 9,670,000 0.63%
29 Samson Capital Management, LLC 127,234 9,321,000 0.60%
30 TPH Asset Management, LLC 114,239 8,369,000 0.54%
31 Heronetta Management, L.P. 107,430 7,870,000 0.51%
32 WILLIAMS JONES & ASSOCIATES LLC 106,880 7,830,000 0.51%
33 CITIGROUP INC 100,631 7,371,000 0.48%
34 MAI Capital Management 95,312 6,983,000 0.45%
35 JANE STREET GROUP, LLC 91,243 6,684,000 0.43%
36 JENNISON ASSOCIATES LLC 90,059 6,598,000 0.43%
37 DRIEHAUS CAPITAL MANAGEMENT LLC 87,810 6,433,000 0.42%
38 RENAISSANCE TECHNOLOGIES LLC 86,068 6,305,000 0.41%
39 HighTower Advisors, LLC 70,058 5,132,000 0.33%
40 UBS Group AG 68,900 5,048,000 0.33% Put
41 WELLS FARGO & COMPANY/MN 64,014 4,690,000 0.30%
42 Nuveen Asset Management, LLC 59,736 4,376,000 0.28%
43 GREEN ARROW CAPITAL MANAGEMENT LLC 59,500 4,359,000 0.28%
44 CASTLEARK MANAGEMENT LLC 50,900 3,729,000 0.24%
45 METROPOLITAN LIFE INSURANCE CO/NY 50,000 3,663,000 0.24%
46 SG Americas Securities, LLC 47,394 3,472,000 0.23%
47 SUSQUEHANNA INTERNATIONAL GROUP, LLP 45,000 3,297,000 0.21% Put
48 BlackRock Investment Management, LLC 40,320 2,954,000 0.19%
49 PNC FINANCIAL SERVICES GROUP, INC. 40,220 2,946,000 0.19%
50 SUSQUEHANNA INTERNATIONAL GROUP, LLP 40,000 2,930,000 0.19% Call
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.