BSX
BOSTON SCIENTIFIC CORP
Surgical & Medical Instruments & ApparatusNYSELarge accelerated filer
Total Trades
209
Buys
0
Sells
132
Largest Trade
N/A
Insiders
20
Institutional Funds
1,580
Inst. Value
$1M+
Activist Filings
7
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Mirviss Jeffrey B. | EVP&Pres | SELL | $500K+ | 12K | $57.82 | Jan 4, 2024 |
| Fitzgerald Joseph Michael | EVP & Group Pres | SELL | $1M+ | 82K | $57.50 | Jan 3, 2024 |
| Fitzgerald Joseph Michael | EVP & Group Pres | EXERCISE | $500K+ | 80K | $11.87 | Jan 3, 2024 |
| Butcher Arthur C | EVP& Grp Pres | SELL | $100K–$500K | 8K | $54.06 | Nov 21, 2023 |
| Butcher Arthur C | EVP& Grp Pres | EXERCISE | $50K–$100K | 4K | $17.26 | Nov 21, 2023 |
| Carruthers Wendy | EVP, Human Resources | EXERCISE | $50K–$100K | 6K | $14.82 | Nov 16, 2023 |
| Carruthers Wendy | EVP, Human Resources | SELL | $500K+ | 12K | $54.17 | Nov 16, 2023 |
| Mahoney Michael F | Chairman | EXERCISE | $1M+ | 113K | $14.67 | Nov 7, 2023 |
| Mahoney Michael F | Chairman | SELL | $1M+ | 113K | $52.51 | Nov 7, 2023 |
| Carruthers Wendy | EVP, Human Resources | EXERCISE | $50K–$100K | 6K | $14.82 | Oct 17, 2023 |
| Carruthers Wendy | EVP, Human Resources | SELL | $500K+ | 12K | $49.79 | Oct 17, 2023 |
| Mahoney Michael F | Chairman | SELL | $1M+ | 113K | $52.09 | Oct 10, 2023 |
| Mahoney Michael F | Chairman | EXERCISE | $1M+ | 113K | $14.67 | Oct 10, 2023 |
| Fitzgerald Joseph Michael | EVP & Group Pres | SELL | $500K+ | 16K | $55.00 | Sep 21, 2023 |
| Carruthers Wendy | EVP, Human Resources | SELL | $500K+ | 12K | $53.95 | Sep 15, 2023 |
| Carruthers Wendy | EVP, Human Resources | EXERCISE | $50K–$100K | 6K | $14.82 | Sep 15, 2023 |
| Mahoney Michael F | Chairman | SELL | $1M+ | 113K | $53.91 | Sep 12, 2023 |
| Mahoney Michael F | Chairman | EXERCISE | $1M+ | 113K | $14.67 | Sep 12, 2023 |
| Mirviss Jeffrey B. | EVP&Pres | SELL | $500K+ | 19K | $53.48 | Aug 30, 2023 |
| Brown Vance R | SVP | SELL | $500K+ | 16K | $50.52 | Aug 28, 2023 |
| Butcher Arthur C | EVP& Grp Pres | SELL | $100K–$500K | 7K | $50.40 | Aug 22, 2023 |
| Dockendorff Charles J | Director | SELL | $500K+ | 17K | $50.74 | Aug 18, 2023 |
| Carruthers Wendy | EVP, Human Resources | SELL | $500K+ | 12K | $51.30 | Aug 15, 2023 |
| Carruthers Wendy | EVP, Human Resources | EXERCISE | $50K–$100K | 6K | $14.82 | Aug 15, 2023 |
| Carruthers Wendy | EVP, Human Resources | SELL | $500K+ | 12K | $52.85 | Jul 18, 2023 |
| Carruthers Wendy | EVP, Human Resources | EXERCISE | $50K–$100K | 6K | $14.82 | Jul 18, 2023 |
| Butcher Arthur C | EVP& Grp Pres | SELL | $100K–$500K | 7K | $53.80 | Jun 22, 2023 |
| Carruthers Wendy | EVP, Human Resources | SELL | $500K+ | 12K | $53.24 | Jun 15, 2023 |
| Carruthers Wendy | EVP, Human Resources | EXERCISE | $50K–$100K | 6K | $14.82 | Jun 15, 2023 |
| Fitzgerald Joseph Michael | EVP & Group Pres | SELL | $1M+ | 63K | $53.60 | May 17, 2023 |
| Fitzgerald Joseph Michael | EVP & Group Pres | EXERCISE | $500K+ | 57K | $13.08 | May 17, 2023 |
| Carruthers Wendy | EVP, Human Resources | EXERCISE | $50K–$100K | 6K | $14.82 | May 17, 2023 |
| Carruthers Wendy | EVP, Human Resources | SELL | $500K+ | 12K | $53.49 | May 17, 2023 |
| Thepaut Eric Francis Yves | EVP & Pres | EXERCISE | $100K–$500K | 31K | $12.89 | May 3, 2023 |
| Thepaut Eric Francis Yves | EVP & Pres | SELL | $1M+ | 83K | $52.49 | May 3, 2023 |
| Carruthers Wendy | EVP, Human Resources | SELL | $500K+ | 12K | $51.96 | Apr 18, 2023 |
| Carruthers Wendy | EVP, Human Resources | EXERCISE | $50K–$100K | 6K | $14.82 | Apr 18, 2023 |
| Mirviss Jeffrey B. | EVP&Pres | SELL | $100K–$500K | 5K | $50.40 | Apr 6, 2023 |
| Sorenson John Bradley | EVP | SELL | $100K–$500K | 4K | $50.00 | Mar 31, 2023 |
| Monson Jonathan | SVP | EXERCISE | $50K–$100K | 5K | $12.89 | Mar 31, 2023 |
| Monson Jonathan | SVP | SELL | $100K–$500K | 5K | $50.00 | Mar 31, 2023 |
| Mirviss Jeffrey B. | EVP&Pres | SELL | $100K–$500K | 5K | $49.60 | Mar 31, 2023 |
| Butcher Arthur C | EVP& Grp Pres | SELL | $100K–$500K | 7K | $47.97 | Mar 24, 2023 |
| Carruthers Wendy | EVP, Human Resources | SELL | $500K+ | 12K | $47.60 | Mar 16, 2023 |
| Carruthers Wendy | EVP, Human Resources | EXERCISE | $50K–$100K | 6K | $14.82 | Mar 16, 2023 |
| Brennan Daniel J. | EVP and CFO | EXERCISE | $500K+ | 46K | $15.69 | Mar 2, 2023 |
| Brennan Daniel J. | EVP and CFO | SELL | $1M+ | 106K | $46.65 | Mar 2, 2023 |
| Monson Jonathan | SVP | EXERCISE | $50K–$100K | 5K | $12.89 | Mar 2, 2023 |
| Monson Jonathan | SVP | SELL | $100K–$500K | 5K | $46.66 | Mar 2, 2023 |
| Mirviss Jeffrey B. | EVP&Pres | SELL | $100K–$500K | 6K | $46.19 | Feb 22, 2023 |
🔓Seeing ranges? Sign in for exact trade values — free forever
Institutional Ownership
13F filings as of Dec 31, 2025 · 1,580 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| STATE STREET CORP | 65.8M | $1M+ | SH |
| PRIMECAP MANAGEMENT CO/CA/ | 31.1M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 27.9M | $1M+ | SH |
| Capital World Investors | 27.2M | $1M+ | SH |
| NORGES BANK | 23.1M | $1M+ | SH |
| Bollard Group LLC | 19.0M | $1M+ | SH |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 11.0M | $1M+ | SH |
| Fisher Asset Management, LLC | 9.1M | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 8.9M | $1M+ | SH |
| PARNASSUS INVESTMENTS, LLC | 7.9M | $1M+ | SH |
| EDGEWOOD MANAGEMENT LLC | 7.8M | $1M+ | SH |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 7.1M | $1M+ | SH |
| Capital Research Global Investors | 7.1M | $1M+ | SH |
| MORGAN STANLEY | 6.1M | $1M+ | SH |
| Ninety One UK Ltd | 5.4M | $1M+ | SH |
| Egerton Capital (UK) LLP | 5.4M | $1M+ | SH |
| JENNISON ASSOCIATES LLC | 5.3M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 4.9M | $1M+ | SH |
| BlackRock, Inc. | 4.7M | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 4.6M | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Aug 6, 2025
7.5%
110.3M shares
SC 13G/A · Apr 17, 2025
7.6%
113.0M shares
SC 13G/A · Apr 7, 2025
9.6%
141.1M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
8.6%
125.4M shares
SC 13G/A · Jan 25, 2024
8.7%
127.0M shares
SC 13G/A · Feb 14, 2023
9.6%
137.8M shares
SC 13G/A · Jan 24, 2023
9.8%
140.1M shares