BSX · Healthcare
Boston Scientific Corp
55/100
Smart-money confidence2 of 3 sources positive
Above average interest
company insiders are buying
What this band has actually done: stocks scoring 45–65 beat the S&P 500 over the next three months 46.4% of the time, across 11,720 cases since 2015. That is below a coin flip — and so is every other band, because the median stock loses to a cap-weighted index. How we measured this
Hedge funds
60
Congress
No data
Insiders
100
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s. ·
how the score works
Consensus buy — 2 of 3 sources positive →
Market cap
$63.5B
Industry
Medical Devices
Sector
Healthcare
Exchange
NYSE
About BOSTON SCIENTIFIC CORP
Boston Scientific Corporation develops, manufactures, and markets medical devices for use in various interventional medical specialties worldwide. The company operates in two segments, MedSurg and Cardiovascular. It offers devices to diagnose and treat a range of gastrointestinal conditions, such as resolution clips, biliary stent systems, stents and electrocautery enhanced delivery systems, SpyGlass, single-use scopes used for diagnostic and therapeutic procedures in the pancreaticobiliary system, in endoscopic retrograde cholangiopancreatography procedures, and single-use duodenoscopes, as…
Who's behind the signal
Every informed buyer we can see on BSX, across all three feeds.
Hedge funds · 12
Glenview Capital Mgmt (Robbins)
New position
Maverick Capital (Ainslie)
Increased +42%
D.E. Shaw & Co
Increased +5%
Tudor Investment (Paul Tudor Jones)
Increased +134%
Millennium Management (Englander)
Increased +25%
AQR Capital Management
Increased +85%
+6 more in the full breakdown below ↓
Congress · 12
Kevin Hern
sold
Gilbert Ray Cisneros, Jr.
bought
John Boozman
sold
Alan Armstrong
bought
Markwayne Mullin
bought
Lisa C. McClain
sold
Val T. Hoyle
sold
Jefferson Shreve
sold
+4 more in the full record below ↓
Insiders
Company insiders
Buying
Recent buys6
Congressional trades · 50 on record
Disclosures from 2022-09-28 to 2026-09-09
| Trade date | Member | Chamber | Action | Amount |
|---|---|---|---|---|
| 2026-09-09 | Kevin Hern · R-OK | House | Sold | $50,001 - $100,000 |
| 2026-09-04 | Kevin Hern · R-OK | House | Sold | $50,001 - $100,000 |
| 2026-09-03 | Kevin Hern · R-OK | House | Sold | $1,001 - $15,000 |
| 2026-08-31 | Kevin Hern · R-OK | House | Sold | $15,001 - $50,000 |
| 2026-08-18 | Gilbert Ray Cisneros, Jr. · D-CA | House | Bought | $1,001 - $15,000 |
| 2026-06-05 | Gilbert Ray Cisneros, Jr. · D-CA | House | Bought | $1,001 - $15,000 |
| 2026-06-05 | Gilbert Ray Cisneros, Jr. · D-CA | House | Sold | $1,001 - $15,000 |
| 2026-06-04 | John Boozman · R-AR | Senate | Sold | $1,001 - $15,000 |
| 2026-05-29 | Gilbert Ray Cisneros, Jr. · D-CA | House | Bought | $1,001 - $15,000 |
| 2026-05-19 | Gilbert Ray Cisneros, Jr. · D-CA | House | Bought | $1,001 - $15,000 |
Show the other 40
| Trade date | Member | Chamber | Action | Amount |
|---|---|---|---|---|
| 2026-05-11 | Gilbert Ray Cisneros, Jr. · D-CA | House | Bought | $1,001 - $15,000 |
| 2026-03-27 | Alan Armstrong · R-OK | Senate | Bought | $1,001 - $15,000 |
| 2026-02-10 | Gilbert Ray Cisneros, Jr. · D-CA | House | Bought | $1,001 - $15,000 |
| 2026-01-30 | Gilbert Ray Cisneros, Jr. · D-CA | House | Bought | $1,001 - $15,000 |
| 2025-12-29 | Markwayne Mullin · R-OK | Senate | Bought | $15,001 - $50,000 |
| 2025-12-24 | Gilbert Ray Cisneros, Jr. · D-CA | House | Sold | $1,001 - $15,000 |
| 2025-12-17 | John Boozman · R-AR | Senate | Sold | $1,001 - $15,000 |
| 2025-11-18 | Gilbert Ray Cisneros, Jr. · D-CA | House | Bought | $1,001 - $15,000 |
| 2025-10-31 | Lisa C. McClain · R-MI | House | Sold | $1,001 - $15,000 |
| 2025-10-30 | Lisa C. McClain · R-MI | House | Sold | $1,001 - $15,000 |
| 2025-10-30 | Lisa C. McClain · R-MI | House | Bought | $1,001 - $15,000 |
| 2025-10-28 | Kevin Hern · R-OK | House | Sold | $15,001 - $50,000 |
| 2025-10-17 | Gilbert Ray Cisneros, Jr. · D-CA | House | Bought | $1,001 - $15,000 |
| 2025-09-23 | Val T. Hoyle · D-OR | House | Sold | $1,001 - $15,000 |
| 2025-08-04 | Lisa C. McClain · R-MI | House | Sold | $1,001 - $15,000 |
| 2025-07-31 | Gilbert Ray Cisneros, Jr. · D-CA | House | Sold | $1,001 - $15,000 |
| 2025-06-26 | Gilbert Ray Cisneros, Jr. · D-CA | House | Sold | $1,001 - $15,000 |
| 2025-06-11 | Gilbert Ray Cisneros, Jr. · D-CA | House | Sold | $1,001 - $15,000 |
| 2025-05-13 | Gilbert Ray Cisneros, Jr. · D-CA | House | Sold | $1,001 - $15,000 |
| 2025-05-12 | Jefferson Shreve · R-IN | House | Sold | $15,001 - $50,000 |
| 2025-04-28 | Gilbert Ray Cisneros, Jr. · D-CA | House | Sold | $1,001 - $15,000 |
| 2025-04-21 | Bruce Westerman · R-AR | House | Sold | $1,001 - $15,000 |
| 2025-03-17 | Gilbert Ray Cisneros, Jr. · D-CA | House | Sold | $1,001 - $15,000 |
| 2025-03-03 | Bruce Westerman · R-AR | House | Bought | $1,001 - $15,000 |
| 2025-02-24 | Gilbert Ray Cisneros, Jr. · D-CA | House | Sold | $1,001 - $15,000 |
| 2025-02-13 | John Boozman · R-AR | Senate | Bought | $1,001 - $15,000 |
| 2024-12-11 | Lisa C. McClain · R-MI | House | Bought | $1,001 - $15,000 |
| 2024-10-29 | Val T. Hoyle · D-OR | House | Bought | $1,001 - $15,000 |
| 2023-12-04 | John R. Curtis · R-UT | House | Sold | $1,001 - $15,000 |
| 2023-09-08 | Lois Frankel · D-FL | House | Sold | $1,001 - $15,000 |
| 2023-05-31 | Lois Frankel · D-FL | House | Sold | $1,001 - $15,000 |
| 2023-05-30 | Lois Frankel · D-FL | House | Bought | $1,001 - $15,000 |
| 2023-05-01 | Lois Frankel · D-FL | House | Sold | $1,001 - $15,000 |
| 2023-04-26 | John R. Curtis · R-UT | House | Sold | $1,001 - $15,000 |
| 2023-04-19 | Lois Frankel · D-FL | House | Sold | $1,001 - $15,000 |
| 2023-03-29 | Lois Frankel · D-FL | House | Sold | $1,001 - $15,000 |
| 2023-02-23 | John R. Curtis · R-UT | House | Sold | $1,001 - $15,000 |
| 2022-10-24 | Alan S. Lowenthal · D-CA | House | Sold | $1,001 - $15,000 |
| 2022-10-21 | Alan S. Lowenthal · D-CA | House | Sold | $1,001 - $15,000 |
| 2022-09-28 | Lois Frankel · D-FL | House | Bought | $1,001 - $15,000 |
Not a model pick — but on our radar.
BOSTON SCIENTIFIC CORP isn't in the top-10 model right now, but 12 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
12
Investors
1
New positions
7
Increasing
3
Decreasing
1
Unchanged
Price History
Loading price data...
A member of Congress bought
A member sold
Return:
High:
Low:
Markers sit on the transaction date the member disclosed, snapped to the nearest close on the chart. They are not the date the public found out — that came later, and the gap is its own page. Every marker is listed by name in the table above.
Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Trust weight: 1.2×
% of portfolio
0.1%
Position change
NEW
0.1% of Glenview Capital Mgmt's portfolio
Trust weight: 1.2×
% of portfolio
2.3%
Position change
+42%
2.3% of Maverick Capital's portfolio
Trust weight: 1.0×
% of portfolio
0.7%
Position change
+5%
0.7% of D.E. Shaw & Co's portfolio
Trust weight: 1.2×
% of portfolio
0.3%
Position change
+134%
0.3% of Tudor Investment's portfolio
Trust weight: 1.0×
% of portfolio
0.1%
Position change
+25%
0.1% of Millennium Management's portfolio
Trust weight: 1.0×
% of portfolio
0.1%
Position change
+85%
0.1% of AQR Capital Management's portfolio
Trust weight: 1.0×
% of portfolio
0.1%
Position change
+18%
0.1% of Citadel Advisors's portfolio
Trust weight: 1.3×
% of portfolio
0.1%
Position change
+474%
0.1% of Bridgewater Associates's portfolio
Trust weight: 1.0×
% of portfolio
0.1%
Position change
−24%
0.1% of Renaissance Technologies's portfolio
Trust weight: 1.1×
% of portfolio
0.0%
Position change
−22%
0.0% of Gotham Asset Mgmt's portfolio
Trust weight: 1.1×
% of portfolio
0.0%
Position change
−90%
0.0% of Point72's portfolio
Trust weight: 1.2×
% of portfolio
0.0%
Position change
—
0.0% of Dodge & Cox's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to BOSTON SCIENTIFIC CORP
Insider Trading (Form 4)
Recent trades by company officers and directors — filed within 2 days of each trade
Bullish
Sentiment
6
Buys
0
Sells
| Date | Insider | Title | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-08-25 | Morano Susan E | Insider | BUY | 2,040 | $49.22 | $100,408 |
| 2026-08-05 | Habiger David C | Insider | BUY | 2,100 | $47.59 | $99,937 |
| 2026-08-04 | Habiger David C | Insider | BUY | 140 | $48.59 | $6,802 |
| 2026-08-03 | Mahoney Michael F | Insider | BUY | 186,240 | $48.33 | $9,001,408 |
| 2026-08-03 | Habiger David C | Insider | BUY | 1,042 | $48.07 | $50,084 |
| 2026-07-31 | LUDWIG EDWARD J | Insider | BUY | 5,000 | $45.48 | $227,400 |
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell BOSTON SCIENTIFIC CORP or any security.
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