BOSTON SCIENTIFIC CORP

Ticker: BSX CUSIP: 101137107 Class: COM

MARSICO CAPITAL MANAGEMENT LLC's Holding History (CIK: 0001055966)

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

Q3 2017

Shares 1,131,363 Value ($000) $33,002 Avg Close $27.62 Range $26.23 - $29.40

Q2 2017

Shares 1,139,079 Value ($000) $31,575 Avg Close $26.54 Range $24.29 - $28.51

Q1 2017

Shares 1,139,350 Value ($000) $28,336 Avg Close $24.32 Range $21.66 - $25.65

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	1,131,363	$33,002	$27.62	$26.23 - $29.40
Q2 2017	1,139,079	$31,575	$26.54	$24.29 - $28.51
Q1 2017	1,139,350	$28,336	$24.32	$21.66 - $25.65