BOSTON SCIENTIFIC CORP (BSX) Institutional Ownership Changes & 13F Activity
BOSTON SCIENTIFIC CORP (BSX). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q4 2025). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Hsbc Holdings Plc, Catalio Capital Management, Lp, Storebrand Asset Management As, Ensign Peak Advisors, Inc, and Advisors Asset Management, Inc..
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Neuberger Berman Group Llc | Buy | +21,798 | +0.5% | 4,010,261 | $382.38M | Q4 2025 | Oct 27, 2026 |
| Op Asset Management Ltd | Buy | +2,811 | +1.8% | 161,177 | $15.37M | Q4 2025 | Sep 28, 2026 |
| Catalio Capital Management, Lp | Buy | +360,428 | — | 360,428 | $34.37M | Q4 2025 | Sep 02, 2026 |
| Cornerstone Financial Management Llc | Buy | +200 | — | 200 | $19.07K | Q4 2025 | Aug 28, 2026 |
| Advisors Asset Management, Inc. | Sell | -42,224 | -100.0% | 0 | $0.00 | Q4 2025 | Aug 26, 2026 |
| Dakota Wealth Management | Buy | +642 | +0.5% | 123,244 | $11.75M | Q4 2025 | Aug 26, 2026 |
| Ensign Peak Advisors, Inc | Buy | +102,272 | +6.9% | 1,577,762 | $150.44M | Q4 2025 | Aug 18, 2026 |
| Algert Global Llc | Buy | +5,936 | — | 5,936 | $566.00K | Q4 2025 | Aug 11, 2026 |
| Verus Capital Partners, Llc | Sell | -55 | -2.2% | 2,493 | $237.71K | Q4 2025 | Jul 09, 2026 |
| Roehl & Yi Investment Advisors, Llc | Sell | -2,450 | -100.0% | 0 | $0.00 | Q4 2025 | May 29, 2026 |
| Storebrand Asset Management As | Sell | -117,628 | -7.6% | 1,421,212 | $135.51M | Q4 2025 | May 20, 2026 |
| Independent Financial Group, Llc | Sell | -5,077 | -100.0% | 0 | $0.00 | Q4 2025 | May 15, 2026 |
| Strategic Wealth Partners, Ltd. | Buy | +887 | — | 887 | $84.58K | Q4 2025 | May 12, 2026 |
| 1015 Capital Partners, Llc | Buy | +1,832 | — | 1,832 | $174.68K | Q4 2025 | May 11, 2026 |
| Vision Retirement, Llc | Buy | +604 | — | 604 | $57.59K | Q4 2025 | May 07, 2026 |
| Advisory Advocates, Llc | Buy | +7,102 | — | 7,102 | $677.18K | Q4 2025 | May 05, 2026 |
| Journey Retirement Planning & Investment Management Llc | Buy | +4,149 | — | 4,149 | $395.61K | Q4 2025 | Apr 29, 2026 |
| Bravera Wealth | Buy | +139 | — | 139 | $13.25K | Q4 2025 | Apr 22, 2026 |
| Northavenue Llc | Buy | +67 | — | 67 | $6.39K | Q4 2025 | Apr 02, 2026 |
| Merited Wealth, Llc | Buy | +523 | — | 523 | $49.87K | Q4 2025 | Mar 26, 2026 |
| Bank Of New Hampshire | Buy | +22,159 | — | 22,159 | $2.11M | Q4 2025 | Mar 16, 2026 |
| Hsbc Holdings Plc | Buy | +3,612,252 | — | 3,612,252 | $344.73M | Q4 2025 | Mar 06, 2026 |
| Bayban | Buy | +1,501 | — | 1,501 | $143.12K | Q4 2025 | Mar 05, 2026 |
| Gunpowder Capital Management, Llc Dba Oliver Wealth Management | Buy | +191 | — | 191 | $18.21K | Q4 2025 | Mar 05, 2026 |
| Rehmann Capital Advisory Group | Buy | +5,616 | — | 5,616 | $535.49K | Q4 2025 | Mar 04, 2026 |
| Shp Wealth Management | Buy | +2,313 | — | 2,313 | $220.63K | Q4 2025 | Mar 04, 2026 |
| Bank Of Hawaii | Buy | +19,805 | — | 19,805 | $1.89M | Q4 2025 | Mar 03, 2026 |
| Ejmk Ventures Llc | Buy | +2,125 | — | 2,125 | $202.62K | Q4 2025 | Mar 03, 2026 |
| Tobam | Buy | +11,376 | — | 11,376 | $1.08M | Q4 2025 | Mar 02, 2026 |
| Anchor Investment Management, Llc | Buy | +10,086 | — | 10,086 | $961.70K | Q4 2025 | Feb 26, 2026 |
Frequently asked questions about BSX activity
Which institutional owners are buying BSX?
Institutional owners buying BSX include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in BSX activity?
"Buy" means an investor increased their reported position in BSX compared to the prior reporting period. This reflects growing exposure to BOSTON SCIENTIFIC CORP (BSX) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in BSX increasing?
Institutional interest in BSX can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
Related BSX Institutional Insights
- BSX Overview
- BSX 13F Institutional Holders
- BSX Superinvestors
- Healthcare Sector Institutional Ownership
- Healthcare Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Healthcare Stocks By Institutional Investors
- Most Sold Healthcare Stocks By Institutional Investors
- BSX Insider Trading & SEC Form 4 Activity
- BSX Articles
- Top Institutional Investor Stock Rankings