Driehaus Capital Management’s Boston Scientific BSX Stock Holding History

Driehaus Capital Management’s Portfolio BSX Stock Details BSX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-3,897	Closed	-$372K	–	377
2025 Q4	$372K	Sell	3,897 -2,225	-36%	-$218K	﹤0.01%	384
2025 Q3	$598K	Buy	+6,122	New	+$634K	﹤0.01%	397
2024 Q4	–	Sell	-3,768	Closed	-$316K	–	397
2024 Q3	$316K	Buy	+3,768	New	+$297K	﹤0.01%	357
2023 Q4	–	Sell	-9,396	Closed	-$496K	–	390
2023 Q3	$496K	Buy	9,396 +1,236	+15%	+$64.8K	0.01%	354
2023 Q2	$441K	Buy	+8,160	New	+$426K	0.01%	347

Other funds holding BSX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Driehaus Capital Management's BSX Position: Q1 2026 in Review

Driehaus Capital Management sold out of Boston Scientific (BSX) in Q1 2026, closing a stake of 3,897 shares — an estimated $372K sold.

Driehaus Capital Management first reported a position in BSX in Q2 2023 and held it in 5 quarters. The position peaked at $598K in Q3 2025. 1,676 funds tracked by Wall St. Rank hold BSX as of Q1 2026.

Driehaus Capital Management reported no remaining Boston Scientific position as of Q1 2026 after selling out during the quarter.
Driehaus Capital Management sold 3,897 Boston Scientific shares in Q1 2026, an estimated $372K.
Driehaus Capital Management first reported a position in Boston Scientific in Q2 2023 and held it in 5 quarters.
Driehaus Capital Management's Boston Scientific position peaked at $598K in Q3 2025.
1,676 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.

Based on Driehaus Capital Management's 13F filing for Q1 2026, filed 15 May 2026.