TRANSALTA CORP

Ticker: TAC CUSIP: 89346D107 Class: COM

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q4 2016

Shares 4,500 Value ($000) $25 Avg Close $4.78 Range $3.75 - $5.83

Q3 2016

Shares 2,600 Value ($000) $12 Avg Close $4.66 Range $4.23 - $5.35

Q2 2016

Shares 4,500 Value ($000) $23 Avg Close $5.06 Range $4.42 - $5.62

Q1 2016

Shares 16,000 Value ($000) $74 Avg Close $3.87 Range $2.54 - $4.72

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2016	4,500	$25	$4.78	$3.75 - $5.83
Q3 2016	2,600	$12	$4.66	$4.23 - $5.35
Q2 2016	4,500	$23	$5.06	$4.42 - $5.62
Q1 2016	16,000	$74	$3.87	$2.54 - $4.72