115 hedge funds and large institutions have $945M invested in MPLX in 2015 Q3 according to their latest regulatory filings, with 27 funds opening new positions, 38 increasing their positions, 39 reducing their positions, and 23 closing their positions.

Holders
115
Holders Change
+4
Holders Change %
+3.6%
% of All Funds
3.21%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.08%
New
27
Increased
38
Reduced
39
Closed
23
Calls
$6.34M
Puts
$4.17M
Net Calls
+$2.18M
Net Calls Change
-$8.4M
Name Market Value Shares Shares
Change
Shares
Change %
CI
51
Conning Inc
Connecticut
$1.84M 48,099 +14,660 +44%
LCM
52
Lucas Capital Management
New Jersey
$1.49M 38,988 +24,687 +173%
Jane Street
53
Jane Street
New York
$1.43M 37,480 -13,093 -26%
Marshall Wace
54
Marshall Wace
United Kingdom
$1.38M 36,035 +36,035 New
MLICM
55
Metropolitan Life Insurance Company (MetLife)
New York
$1.22M 31,800 -18,200 -36%
PCM
56
Pointe Capital Management
Michigan
$1.19M 31,191 +6,463 +26%
DCM
57
Driehaus Capital Management
Illinois
$1.19M 31,115 -28,035 -47%
CVSC
58
C.V. Starr & Co
New York
$1.15M 30,000
BIM
59
BlackRock Investment Management
Delaware
$1.12M 29,300 -7,680 -21%
Walleye Trading
60
Walleye Trading
New York
$960K 25,119 +25,119 New
RA
61
RR Advisors
Texas
$906K 24,000 +24,000 New
HT
62
HighTower Trust
Texas
$863K 22,573 +11,268 +100%
Bank of New York Mellon
63
Bank of New York Mellon
New York
$838K 21,945 +1,166 +6%
PFBT
64
Parkside Financial Bank & Trust
Missouri
$737K 19,290 +19,290 New
Arrowstreet Capital
65
Arrowstreet Capital
Massachusetts
$672K 17,600 +17,600 New
PG
66
PEAK6 Group
Illinois
$632K 16,549 +7,442 +82%
SOAMC
67
Spirit of America Management Corp
New York
$600K 15,700 +15,700 New
DT
68
Diversified Trust
Tennessee
$579K 15,158 -3,587 -19%
JWM
69
Jacobus Wealth Management
Wisconsin
$544K 14,230 +14,230 New
State Street
70
State Street
Massachusetts
$514K 13,439 +251 +2%
FBC
71
Fairfield, Bush & Co
Connecticut
$495K 12,947 +6,825 +111%
CCT
72
Country Club Trust
Missouri
$479K 12,523 +3,216 +35%
Northern Trust
73
Northern Trust
Illinois
$466K 12,209 -5,414 -31%
Bank of Montreal
74
Bank of Montreal
Ontario, Canada
$398K 10,433 +133 +1%
California Public Employees Retirement System
75
California Public Employees Retirement System
California
$378K 9,900 -20,300 -67%