BORGWARNER INC

Ticker: BWA CUSIP: 099724106 Class: EQTY

EMERALD ADVISERS, LLC's Holding History (CIK: 0001015083)

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

Q4 2018

Shares 26,728 Value ($000) $929 Avg Close $29.94 Range $25.60 - $34.53

Q3 2018

Shares 31,175 Value ($000) $1,334 Avg Close $34.96 Range $32.90 - $36.88

Q2 2018

Shares 32,013 Value ($000) $1,382 Avg Close $39.07 Range $33.68 - $42.36

Q1 2018

Shares 33,532 Value ($000) $1,684 Avg Close $41.05 Range $36.81 - $45.23

Q4 2017

Shares 28,398 Value ($000) $1,451 Avg Close $40.72 Range $38.94 - $43.39

Q3 2017

Shares 29,741 Value ($000) $1,524 Avg Close $35.85 Range $32.48 - $39.92

Q2 2017

Shares 32,837 Value ($000) $1,391 Avg Close $31.73 Range $28.88 - $34.78

Q1 2017

Shares 38,666 Value ($000) $1,616 Avg Close $31.78 Range $30.03 - $34.04

Q2 2015

Shares 36,494 Value ($000) $2,074 Avg Close $45.42 Range $42.52 - $46.94

Q1 2015

Shares 36,494 Value ($000) $2,229 Avg Close $43.25 Range $36.16 - $47.39

Q4 2014

Shares 30,986 Value ($000) $1,703 Avg Close $41.30 Range $37.44 - $43.95

Q3 2014

Shares 15,963 Value ($000) $840 Avg Close $46.34 Range $38.46 - $50.20

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	26,728	$929	$29.94	$25.60 - $34.53
Q3 2018	31,175	$1,334	$34.96	$32.90 - $36.88
Q2 2018	32,013	$1,382	$39.07	$33.68 - $42.36
Q1 2018	33,532	$1,684	$41.05	$36.81 - $45.23
Q4 2017	28,398	$1,451	$40.72	$38.94 - $43.39
Q3 2017	29,741	$1,524	$35.85	$32.48 - $39.92
Q2 2017	32,837	$1,391	$31.73	$28.88 - $34.78
Q1 2017	38,666	$1,616	$31.78	$30.03 - $34.04
Q2 2015	36,494	$2,074	$45.42	$42.52 - $46.94
Q1 2015	36,494	$2,229	$43.25	$36.16 - $47.39
Q4 2014	30,986	$1,703	$41.30	$37.44 - $43.95
Q3 2014	15,963	$840	$46.34	$38.46 - $50.20