$59.95
-2.11 (-3.40%)
Market Cap
$90.6B
Shares Outstanding
1,486,175,167
Institutional Holders
1,598
Total Inst. Value
$809.3B
% of Float Held
89.1%
QoQ Holder Change
+727
Institutional data as of Q1 2025
New Positions
425
Closed Positions
85
Increased
576
Decreased
460
Institutional Ownership Trend
Top 10 Institutional Holders(Q1 2025)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | CANADA PENSION PLAN INVESTMENT BOARD | $629.0B | 6,235,563 |
| 2 | NICHOLAS COMPANY, INC. | $63.3B | 627,158 |
| 3 | BlackRock, Inc. | $14.3B | 141,671,066 |
| 4 | VANGUARD GROUP INC | $13.6B | 134,588,729 |
| 5 | FMR LLC | $13.0B | 128,597,214 |
| 6 | STATE STREET CORP | $6.5B | 64,478,485 |
| 7 | PRIMECAP MANAGEMENT CO/CA/ | $3.7B | 36,496,946 |
| 8 | WELLINGTON MANAGEMENT GROUP LLP | $3.3B | 33,197,842 |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | $3.2B | 31,802,380 |
| 10 | BANK OF AMERICA CORP /DE/ | $3.2B | 31,557,054 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| BlackRock, Inc. | +2.6M | $14.3B |
| VANGUARD GROUP INC | +1.7M | $13.6B |
| STATE STREET CORP | +515K | $6.5B |
| GEODE CAPITAL MANAGEMENT, LLC | +1.2M | $3.2B |
| BANK OF AMERICA CORP /DE/ | +4.1M | $3.2B |
Top Sellers
| Fund | Shares Removed | Value |
|---|---|---|
| FRANKLIN RESOURCES INC | -9.1M | $751.5M |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | -4.6M | $1.8B |
| FMR LLC | -3.8M | $13.0B |
| WELLINGTON MANAGEMENT GROUP LLP | -3.0M | $3.3B |
| FIL Ltd | -2.2M | $576.5M |
Famous Fund Managers
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Frequently Asked Questions
How many institutional investors hold BSX?
As of Q1 2025, 1598 institutional investors report holding BSX (Boston Scientific Corporation) in their 13F filings.
What percentage of Boston Scientific Corporation is owned by institutions?
Institutional investors hold approximately 89.1% of Boston Scientific Corporation's float as reported in SEC 13F filings.
Which hedge fund owns the most BSX?
The largest institutional holder of BSX is CANADA PENSION PLAN INVESTMENT BOARD with $629.0B in shares.
Are institutions buying or selling BSX?
This quarter, 425 institutions opened new positions in BSX and 85 closed their positions.
What is 13F institutional ownership?
SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.
How often is institutional ownership data updated?
13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.