ALLISON TRANSMISSION HLDGS I

Ticker: ALSN CUSIP: 01973R101 Class: Common Stock

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

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

Q1 2015

Shares 12,466 Value ($000) $398,000 Avg Close $26.70 Range $25.33 - $28.28

Q4 2014

Shares 11,780 Value ($000) $399,000 Avg Close $26.41 Range $21.63 - $28.77

Q3 2014

Shares 246,408 Value ($000) $7,020,000 Avg Close $25.08 Range $23.45 - $26.54

Q2 2014

Shares 367,128 Value ($000) $11,418,000 Avg Close $24.84 Range $23.44 - $25.82

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	12,466	$398,000	$26.70	$25.33 - $28.28
Q4 2014	11,780	$399,000	$26.41	$21.63 - $28.77
Q3 2014	246,408	$7,020,000	$25.08	$23.45 - $26.54
Q2 2014	367,128	$11,418,000	$24.84	$23.44 - $25.82