SINTANA ENERGY INC. NEW

Ticker: SEUSF CUSIP: 82938H107 Class: COM

Chesley Taft & Associates LLC's Holding History (CIK: 0001164632)

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

Q4 2015

Shares 17,105 Value ($000) $2 Avg Close $0.12 Range $0.07 - $0.16

Q3 2015

Shares 17,105 Value ($000) $2 Avg Close $0.09 Range $0.04 - $0.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2015	17,105	$2	$0.12	$0.07 - $0.16
Q3 2015	17,105	$2	$0.09	$0.04 - $0.15