111 hedge funds and large institutions have $1.55B invested in MPLX in 2015 Q2 according to their latest regulatory filings, with 17 funds opening new positions, 41 increasing their positions, 36 reducing their positions, and 9 closing their positions.

Holders
111
Holders Change
+7
Holders Change %
+6.73%
% of All Funds
2.99%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.11%
New
17
Increased
41
Reduced
36
Closed
9
Calls
$12.9M
Puts
$2.32M
Net Calls
+$10.6M
Net Calls Change
+$2.9M
Name Market Value Shares Shares
Change
Shares
Change %
SCM
26
Samson Capital Management
Kansas
$9.61M 134,604 +7,370 +6%
EIP
27
Energy Income Partners
Connecticut
$9.42M 132,000
MCM
28
MAI Capital Management
Ohio
$8.44M 118,288 +22,976 +24%
TAM
29
TPH Asset Management
Texas
$8.44M 118,251 +4,012 +4%
HM
30
Heronetta Management
New York
$7.67M 107,430
Millennium Management
31
Millennium Management
New York
$6.96M 97,500 -65,000 -40%
Citigroup
32
Citigroup
New York
$6.62M 92,808 -7,823 -8%
GA
33
Geneva Advisors
Illinois
$5.18M 72,580 +32,275 +80%
JG
34
Jefferies Group
New York
$5.01M 70,200 +70,200 New
HighTower Advisors
35
HighTower Advisors
Illinois
$4.99M 69,839 -219 -0.3%
HHAM
36
HITE Hedge Asset Management
Massachusetts
$4.92M 68,900 +54,900 +392%
WJA
37
Williams Jones & Associates
New York
$4.7M 65,775 -41,105 -38%
Renaissance Technologies
38
Renaissance Technologies
New York
$4.36M 61,084 -24,984 -29%
DCM
39
Driehaus Capital Management
Illinois
$4.22M 59,150 -28,660 -33%
Wells Fargo
40
Wells Fargo
California
$4.12M 57,651 -6,363 -10%
PNC Financial Services Group
41
PNC Financial Services Group
Pennsylvania
$3.94M 55,148 +14,928 +37%
Jane Street
42
Jane Street
New York
$3.61M 50,573 -40,670 -45%
SG Americas Securities
43
SG Americas Securities
New York
$3.58M 50,213 +2,819 +6%
MLICM
44
Metropolitan Life Insurance Company (MetLife)
New York
$3.57M 50,000
CM
45
Castleark Management
Illinois
$2.83M 39,590 -11,310 -22%
BIM
46
BlackRock Investment Management
Delaware
$2.64M 36,980 -3,340 -8%
CI
47
Conning Inc
Connecticut
$2.39M 33,439 +19,450 +139%
GACM
48
Green Arrow Capital Management
New York
$2.35M 32,928 -26,572 -45%
Bank of America
49
Bank of America
North Carolina
$2.18M 30,463 +3,453 +13%
California Public Employees Retirement System
50
California Public Employees Retirement System
California
$2.16M 30,200 +14,700 +95%