MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

HWG Holdings LP's Holding History (CIK: 0001599390)

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

Q4 2017

Shares 16,982 Value ($000) $1,908 Avg Close $108.54 Range $98.18 - $118.56

Q3 2017

Shares 29,937 Value ($000) $3,190 Avg Close $94.77 Range $87.95 - $100.67

Q2 2017

Shares 21,579 Value ($000) $2,080 Avg Close $88.76 Range $82.13 - $96.78

Q1 2017

Shares 9,654 Value ($000) $889 Avg Close $82.35 Range $76.05 - $87.81

Q3 2016

Shares 96,801 Value ($000) $7,792 Avg Close $68.33 Range $60.21 - $75.04

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	16,982	$1,908	$108.54	$98.18 - $118.56
Q3 2017	29,937	$3,190	$94.77	$87.95 - $100.67
Q2 2017	21,579	$2,080	$88.76	$82.13 - $96.78
Q1 2017	9,654	$889	$82.35	$76.05 - $87.81
Q3 2016	96,801	$7,792	$68.33	$60.21 - $75.04