MACOM TECH SOLUTIONS HLDGS I

Ticker: MTSI CUSIP: 55405Y100 Class: Common Stock

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q1 2018

Shares 35,525 Value ($000) $590 Avg Close $25.78 Range $15.50 - $38.36

Q4 2017

Shares 35,878 Value ($000) $1,167 Avg Close $36.16 Range $29.73 - $45.72

Q3 2017

Shares 82,821 Value ($000) $3,695 Avg Close $48.78 Range $39.23 - $65.99

Q2 2017

Shares 159,626 Value ($000) $8,902 Avg Close $53.95 Range $44.46 - $62.75

Q1 2017

Shares 112,950 Value ($000) $5,456 Avg Close $46.75 Range $43.18 - $50.10

Q4 2016

Shares 51,313 Value ($000) $2,375 Avg Close $43.68 Range $35.33 - $53.80

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	35,525	$590	$25.78	$15.50 - $38.36
Q4 2017	35,878	$1,167	$36.16	$29.73 - $45.72
Q3 2017	82,821	$3,695	$48.78	$39.23 - $65.99
Q2 2017	159,626	$8,902	$53.95	$44.46 - $62.75
Q1 2017	112,950	$5,456	$46.75	$43.18 - $50.10
Q4 2016	51,313	$2,375	$43.68	$35.33 - $53.80