TRANSDIGM GROUP INC

Ticker: TDG CUSIP: 893641100 Class: COM

Virtus Investment Advisers, LLC's Holding History (CIK: 0000019481)

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

Q4 2017

Shares 1,551 Value ($000) $426 Avg Close $201.62 Range $189.22 - $211.95

Q3 2017

Shares 2,103 Value ($000) $538 Avg Close $189.94 Range $179.71 - $201.53

Q2 2017

Shares 2,340 Value ($000) $629 Avg Close $173.41 Range $148.53 - $187.86

Q1 2017

Shares 2,695 Value ($000) $593 Avg Close $163.01 Range $139.17 - $177.33

Q4 2016

Shares 3,178 Value ($000) $791 Avg Close $176.01 Range $160.64 - $189.46

Q3 2016

Shares 2,399 Value ($000) $694 Avg Close $175.41 Range $160.79 - $183.97

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	1,551	$426	$201.62	$189.22 - $211.95
Q3 2017	2,103	$538	$189.94	$179.71 - $201.53
Q2 2017	2,340	$629	$173.41	$148.53 - $187.86
Q1 2017	2,695	$593	$163.01	$139.17 - $177.33
Q4 2016	3,178	$791	$176.01	$160.64 - $189.46
Q3 2016	2,399	$694	$175.41	$160.79 - $183.97