Boston Scientific ($BSX) Insider Trading & Smart Money Activity
Boston Scientific Corporation ($BSX) has 13 congress trades, 55 13F position changes and 6 analyst ratings on file.
- Insider buyers (12 mo)
- 0
- Insider sellers (12 mo)
- 0
- Net insider $ (12 mo)
- $0
- Congress trades (12 mo)
- 13
- 13F moves on file
- 55
- Analyst ratings on file
- 6
BSX insider buying and selling by quarter
| Quarter | Insider buys | Insider sales | Congress buys / sales | 13F added / cut |
|---|---|---|---|---|
| Q1 2026 | 0 | 0 | 1 / 0 | 0 / 1 |
| Q2 2026 | 0 | 0 | 5 / 2 | 31 / 16 |
| Q3 2026 | 0 | 0 | 1 / 4 | 0 / 0 |
| Q4 2026 | 0 | 0 | 0 / 0 | 3 / 4 |
Insider buys and sales count open-market trades only (Form 4 codes P and S). Grants, option exercises and tax withholding are left out.
All BSX insider, congress, 13F and analyst activity
| Date | Source | Who | Action | Shares | Value / amount | ΔOwn | 1W | 1M | 6M | Filing | Story |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 13F | Y-Intercept (Hong Kong) | Reduced | -993.65K sh | $5.53M | Read | ||||||
| 13F | Frank, Rimerman Advisors | Added | +18.89K sh | $1.59M | — | ||||||
| 13F | Banque Pictet & Cie | Reduced | -694.88K sh | $16.31M | Read | ||||||
| 13F | ASR Vermogensbeheer N.V. | Reduced | -310.75K sh | $9.87M | — | ||||||
| 13F | Zwj Investment Counsel | Added | +149.43K sh | $32.29M | — | ||||||
| 13F | Ninety One UK | Reduced | -3.48M sh | $770.77K | Read | ||||||
| 13F | Community Trust & Investment | Added | +14.26K sh | $9.68M | — | ||||||
| Analyst | Truist Securities | Reiterates to Buy | PT $51 | Read | |||||||
| Analyst | Oppenheimer | Reiterates to Outperform | PT $65 | +0.9% | — | ||||||
| Analyst | Citigroup | Lowers to Neutral | PT $50 | +2.6% | — | ||||||
| Congress | Kevin Hern | Sale | $50,001 - $100,000 | -2.3% | -5.0% | Read | |||||
| Congress | Kevin Hern | Sale | $50,001 - $100,000 | -10.1% | -11.3% | Read | |||||
| Congress | Kevin Hern | Sale | $1,001 - $15,000 | -8.2% | -9.7% | Read | |||||
| Congress | Kevin Hern | Sale | $15,001 - $50,000 | -6.9% | -9.6% | — | |||||
| Congress | Gilbert Ray Cisneros Jr. | Purchase | $1,001 - $15,000 | -1.2% | -13.7% | — | |||||
| Analyst | Stifel | Reiterates to buy | PT $65 | +2.1% | +3.0% | Read | |||||
| Analyst | Jefferies | Reiterates to buy | PT $67 | -3.1% | -0.5% | Read | |||||
| Analyst | BTIG | Reiterates to buy | PT $65 | -2.8% | -4.9% | Read | |||||
| Congress | Gilbert Ray Cisneros Jr. | Sale | $1,001 - $15,000 | -3.4% | -8.1% | Read | |||||
| Congress | Gilbert Ray Cisneros Jr. | Purchase | $1,001 - $15,000 | -3.4% | -8.1% | Read | |||||
| Congress | John Boozman | Sale | $1,001 - $15,000 | -3.4% | -8.7% | — | |||||
| Congress | Gilbert Cisneros | Purchase | $1,001 - $15,000 | +0.5% | -10.0% | Read | |||||
| Congress | Donald J Trump | Purchase | $100,001 - $250,000 | -16.4% | -23.3% | Read | |||||
| Congress | Gilbert Cisneros | Purchase | $1,001 - $15,000 | +1.5% | -20.3% | Read | |||||
| 13F | California State Teachers Retirement System | Reduced | -57.75K sh | $97.99M | +3.1% | -19.6% | Read | ||||
| 13F | Amundi | Added | +1.71M sh | $601.71M | +3.1% | -19.6% | Read | ||||
| 13F | Wellington Management Group | Added | +9.12M sh | $824.81M | +9.7% | -11.2% | — | ||||
| 13F | Two Sigma Advisers | Sold out | -6.30M sh | +9.7% | -11.2% | — | |||||
| 13F | State of Wisconsin Investment Board | Added | +66.10K sh | $36.52M | +9.7% | -11.2% | — | ||||
| 13F | Schonfeld Strategic Advisors | Added | +506.23K sh | $47.10M | +9.7% | -11.2% | Read | ||||
| 13F | Optiver Holding B.V. | New | +13.57K sh | $578.36K | +9.7% | -11.2% | — | ||||
| 13F | Manufacturers Life Insurance Company, the | Added | +1.60M sh | $112.03M | +9.7% | -11.2% | — | ||||
| 13F | Man Group | Reduced | -673.99K sh | $158.44M | +9.7% | -11.2% | — | ||||
| 13F | Lone Pine Capital | Reduced | -97.05K sh | $4.46M | +9.7% | -11.2% | Read | ||||
| 13F | Lmr Partners | Added | +229.47K sh | $10.20M | +9.7% | -11.2% | — | ||||
| 13F | Lazard Asset Management | Added | +970.47K sh | $207.93M | +9.7% | -11.2% | — | ||||
| 13F | Janus Henderson Group | Added | +3.91M sh | $702.87M | +9.7% | -11.2% | — | ||||
| 13F | Holocene Advisors | Reduced | -1.04M sh | $150.16M | +9.7% | -11.2% | — | ||||
| 13F | First Manhattan | Added | +3.03M sh | $209.24M | +9.7% | -11.2% | — | ||||
| 13F | Dz Bank AG Deutsche Zentral Genossenschafts Bank, Frankfurt Am Main | Reduced | -5.31M sh | $563.65M | +9.7% | -11.2% | — | ||||
| 13F | Caption Management | Added | +283.40K sh | $15.95M | +9.7% | -11.2% | — | ||||
| 13F | Capstone Investment Advisors | Added | +67.77K sh | $3.33M | +9.7% | -11.2% | — | ||||
| Congress | Gilbert Cisneros | Purchase | $1,001 - $15,000 | +4.8% | -9.4% | Read | |||||
| Congress | Alan Armstrong | Purchase | $1,001 - $15,000 | -9.5% | -13.3% | -36.5% | — |
Showing 44 of 74 filings (the latest 13F moves are capped at 25; see the institutions below).
1W / 1M / 6M = how BSX moved from the trade or filing date.
Members of Congress trading BSX
Institutions moving BSX (13F)
Analyst ratings on BSX
| Date | Firm | Action | Rating | Price target | 1W | 1M | 6M | Story |
|---|---|---|---|---|---|---|---|---|
| Truist Securities | Reiterates | Buy | $57 → $51 | Read | ||||
| Oppenheimer | Reiterates | Outperform | $85 → $65 | +0.9% | — | |||
| Citigroup | Lowers | Neutral | $57 → $50 | +2.6% | — | |||
| Stifel | Reiterates | buy | $65 | +2.1% | +3.0% | Read | ||
| Jefferies | Reiterates | buy | $67 | -3.1% | -0.5% | Read | ||
| BTIG | Reiterates | buy | $65 | -2.8% | -4.9% | Read |
Frequently asked questions
Which members of Congress traded BSX?
13 disclosed trades by Kevin Hern, Gilbert Ray Cisneros Jr., Gilbert Cisneros, John Boozman and Donald J Trump. The latest was on Sep 9, 2026.
Which institutions changed their BSX positions?
Recent 13F filers moving the stock include Ninety One UK, Y-Intercept (Hong Kong), Frank, Rimerman Advisors, Banque Pictet & Cie and ASR Vermogensbeheer N.V..
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Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.
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