BOSTON SCIENTIFIC CORP

Ticker: BSX CUSIP: 101137107 Class: COM

DEERFIELD MANAGEMENT COMPANY, L.P.'s Holding History (CIK: 0001009258)

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

Q4 2025

Shares 24,941 Value ($000) $2,378 Avg Close $98.04 Range $90.42 - $105.65

Q3 2025

Shares 31,312 Value ($000) $3,057 Avg Close $103.56 Range $95.84 - $109.50

Q1 2021

Shares 2,857,000 Value ($000) $110,423 Avg Close $37.85 Range $34.58 - $40.13

Q4 2020

Shares 407,000 Value ($000) $14,632 Avg Close $36.04 Range $32.99 - $42.13

Q2 2015

Shares 1,405,348 Value ($000) $24,875 Avg Close $17.87 Range $17.12 - $18.62

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	24,941	$2,378	$98.04	$90.42 - $105.65
Q3 2025	31,312	$3,057	$103.56	$95.84 - $109.50
Q1 2021	2,857,000	$110,423	$37.85	$34.58 - $40.13
Q4 2020	407,000	$14,632	$36.04	$32.99 - $42.13
Q2 2015	1,405,348	$24,875	$17.87	$17.12 - $18.62