TRANSDIGM GROUP INC

Ticker: TDG CUSIP: 893641100 Class: COM

OXFORD ASSET MANAGEMENT LLP's Holding History (CIK: 0001438284)

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

Q2 2018

Shares 1,081 Value ($000) $367 Avg Close $243.87 Range $221.45 - $258.04

Q1 2018

Shares 1,438 Value ($000) $441 Avg Close $218.67 Range $196.90 - $238.53

Q1 2017

Shares 21,769 Value ($000) $4,793 Avg Close $163.01 Range $139.17 - $177.33

Q2 2016

Shares 25,866 Value ($000) $6,821 Avg Close $152.60 Range $135.64 - $167.49

Q4 2015

Shares 42,663 Value ($000) $9,722 Avg Close $140.66 Range $131.38 - $149.06

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	1,081	$367	$243.87	$221.45 - $258.04
Q1 2018	1,438	$441	$218.67	$196.90 - $238.53
Q1 2017	21,769	$4,793	$163.01	$139.17 - $177.33
Q2 2016	25,866	$6,821	$152.60	$135.64 - $167.49
Q4 2015	42,663	$9,722	$140.66	$131.38 - $149.06