BOSTON SCIENTIFIC CORP

Ticker: BSX CUSIP: 101137107 Class: COM

KINGDON CAPITAL MANAGEMENT, L.L.C.'s Holding History (CIK: 0001000097)

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

Q2 2019

Shares 531,813 Value ($000) $22,857 Avg Close $38.46 Range $34.35 - $43.02

Q1 2019

Shares 562,641 Value ($000) $21,594 Avg Close $38.19 Range $32.73 - $41.00

Q3 2017

Shares 291,717 Value ($000) $8,509 Avg Close $27.62 Range $26.23 - $29.40

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	531,813	$22,857	$38.46	$34.35 - $43.02
Q1 2019	562,641	$21,594	$38.19	$32.73 - $41.00
Q3 2017	291,717	$8,509	$27.62	$26.23 - $29.40