ALLISON TRANSMISSION HLDGS I

Ticker: ALSN CUSIP: 01973R101 Class: Common Stock

MASON STREET ADVISORS, LLC's Holding History (CIK: 0001167711)

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

Q4 2014

Shares 14,580 Value ($000) $494 Avg Close $26.41 Range $21.63 - $28.77

Q3 2014

Shares 15,280 Value ($000) $435 Avg Close $25.08 Range $23.45 - $26.54

Q2 2014

Shares 15,280 Value ($000) $475 Avg Close $24.84 Range $23.44 - $25.82

Q1 2014

Shares 540 Value ($000) $16 Avg Close $23.70 Range $21.59 - $25.56

Q4 2013

Shares 560 Value ($000) $15 Avg Close $21.10 Range $19.21 - $23.01

Q3 2013

Shares 570 Value ($000) $14 Avg Close $19.20 Range $17.87 - $22.36

Q2 2013

Shares 5,140 Value ($000) $119 Avg Close $18.65 Range $16.64 - $19.83

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2014	14,580	$494	$26.41	$21.63 - $28.77
Q3 2014	15,280	$435	$25.08	$23.45 - $26.54
Q2 2014	15,280	$475	$24.84	$23.44 - $25.82
Q1 2014	540	$16	$23.70	$21.59 - $25.56
Q4 2013	560	$15	$21.10	$19.21 - $23.01
Q3 2013	570	$14	$19.20	$17.87 - $22.36
Q2 2013	5,140	$119	$18.65	$16.64 - $19.83