MPLX LP

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

HighVista Strategies LLC's Holding History (CIK: 0001335325)

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

Q1 2017

Shares 93,200 Value ($000) $3,363 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	93,200	$3,363	—	—