MAINSTY HI YLD CORP I

Ticker: MHYIX CUSIP: 56062X708 Class: BOND FUNDS

MASSMUTUAL TRUST CO FSB/ADV's Holding History (CIK: 0001103653)

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

Q3 2017

Shares 175,457 Value ($000) $1,018 Avg Close — Range —

Q2 2017

Shares 175 Value ($000) $1,011 Avg Close — Range —

Q1 2017

Shares 175 Value ($000) $1,012 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	175,457	$1,018	—	—
Q2 2017	175	$1,011	—	—
Q1 2017	175	$1,012	—	—