VANTAGE DRILLING COMPANY

Ticker: VTGDF CUSIP: G93205113 Class: ORD SHS

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q1 2015

Shares 62,479 Value ($000) $21 Avg Close $0.38 Range $0.29 - $0.69

Q4 2014

Shares 53,104 Value ($000) $26 Avg Close $0.83 Range $0.42 - $1.30

Q3 2014

Shares 70,402 Value ($000) $89 Avg Close $1.78 Range $1.25 - $1.99

Q2 2014

Shares 70,402 Value ($000) $135 Avg Close $1.73 Range $1.61 - $2.02

Q1 2014

Shares 85,277 Value ($000) $146 Avg Close $1.74 Range $1.59 - $1.94

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	62,479	$21	$0.38	$0.29 - $0.69
Q4 2014	53,104	$26	$0.83	$0.42 - $1.30
Q3 2014	70,402	$89	$1.78	$1.25 - $1.99
Q2 2014	70,402	$135	$1.73	$1.61 - $2.02
Q1 2014	85,277	$146	$1.74	$1.59 - $1.94