MPLX LP

Ticker: MPLX CUSIP: 55336V100 Class: COM UNIT REP LTD

LORING WOLCOTT & COOLIDGE FIDUCIARY ADVISORS LLP/MA's Holding History (CIK: 0000932974)

Note: Option positions (PUT/CALL) are excluded.

Q2 2016

Shares 1,635 Value ($000) $55 Avg Close — Range —

Q1 2016

Shares 1,635 Value ($000) $49 Avg Close — Range —

Q4 2015

Shares 1,635 Value ($000) $64 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2016	1,635	$55	—	—
Q1 2016	1,635	$49	—	—
Q4 2015	1,635	$64	—	—