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Business Summary
Filings
Ownership
Valuation
Ownership — BSX
Institutional Holdings
Insider Transactions
US Institutional Ownership
90.5%
Institution
Shares
Value
Ownership %
Change
Filing Date
BlackRock, Inc.
129.68M
$5.53B
8.78%
-2.14M
2026-06-30
VANGUARD CAPITAL MANAGEMENT LLC
97.09M
$4.14B
6.57%
+676.0K
2026-06-30
STATE STREET CORP
70.11M
$2.99B
4.74%
+2.12M
2026-06-30
PRIMECAP MANAGEMENT CO/CA/
50.52M
$2.16B
3.42%
+17.99M
2026-06-30
FMR LLC
45.70M
$1.95B
3.09%
-28.52M
2026-06-30
JANE STREET GROUP, LLC
33.76M
$1.44B
2.29%
+27.26M
2026-06-30
GEODE CAPITAL MANAGEMENT, LLC
33.44M
$1.42B
2.26%
+154.3K
2026-06-30
VANGUARD PORTFOLIO MANAGEMENT LLC
29.79M
$1.27B
2.02%
-3.4K
2026-06-30
D. E. Shaw & Co., Inc.
27.27M
$1.16B
1.85%
+2.83M
2026-06-30
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
24.86M
$1.50B
1.68%
+13.86M
2026-06-30
JPMORGAN CHASE & CO
23.91M
$1.04B
1.62%
-1.47M
2026-06-30
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
23.29M
$994.0M
1.58%
+9.40M
2026-06-30
NORGES BANK
21.17M
$903.0M
1.43%
-1.90M
2026-06-30
TWO SIGMA INVESTMENTS, LP
19.42M
$828.0M
1.31%
--
2026-06-30
GOLDMAN SACHS GROUP INC
19.21M
$819.0M
1.30%
-158.9K
2026-06-30
MORGAN STANLEY
18.95M
$808.0M
1.28%
-3.32M
2026-06-30
Jupiter Topco LLC
18.82M
$803.0M
1.27%
--
2026-06-30
Capital World Investors
16.81M
$717.0M
1.14%
+1.50M
2026-06-30
UBS Group AG
16.67M
$711.0M
1.13%
+859.2K
2026-06-30
WELLINGTON MANAGEMENT GROUP LLP
15.30M
$653.0M
1.04%
-3.53M
2026-06-30
Amundi
14.30M
$610.0M
0.97%
+173.2K
2026-06-30
Capital Research Global Investors
14.18M
$605.0M
0.96%
+7.10M
2026-06-30
FRANKLIN RESOURCES INC
13.98M
$596.0M
0.95%
-726.4K
2026-06-30
Invesco Ltd.
13.80M
$589.0M
0.93%
+4.75M
2026-06-30
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
13.09M
$558.0M
0.89%
-422.3K
2026-06-30
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