BOSTON SCIENTIFIC CORP

Ticker: BSX CUSIP: 101137107 Class: COM

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q4 2025

Shares 3,897 Value ($000) $372 Avg Close $98.04 Range $90.42 - $105.65

Q3 2025

Shares 6,122 Value ($000) $598 Avg Close $103.56 Range $95.84 - $109.50

Q3 2024

Shares 3,768 Value ($000) $316 Avg Close $78.83 Range $71.88 - $84.89

Q3 2023

Shares 9,396 Value ($000) $496 Avg Close $52.45 Range $49.69 - $55.38

Q2 2023

Shares 8,160 Value ($000) $441 Avg Close $52.23 Range $49.38 - $54.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,897	$372	$98.04	$90.42 - $105.65
Q3 2025	6,122	$598	$103.56	$95.84 - $109.50
Q3 2024	3,768	$316	$78.83	$71.88 - $84.89
Q3 2023	9,396	$496	$52.45	$49.69 - $55.38
Q2 2023	8,160	$441	$52.23	$49.38 - $54.75