3 tracked superinvestors hold Boston Scientific Corp (BSX), worth $3.3B combined, led by PRIMECAP team. Smart money is accumulating BSX as of the latest 13F filings.
Current price
$47.80
-55.4%
1Y
Boston Scientific Corporation (BSX) operates as a global leader in medical technology, specializing in the design, manufacturing, and commercialization of innovative medical devices tailored for a diverse array of interventional medical specialties across the globe. Its business is strategically organized into three principal segments: MedSurg, Rhythm and Neuro, and Cardiovascular. Within these…
Market cap
$84.0B
P/E
23.64
Div yield
0.0%
Revenue YoY
19.9%
Analyst target
$67
Snapshot for context. For deep analysis use a stock screener — this page is about who owns it.
Superinvestors holding
3
tracked 13F / N-PORT funds
Combined value
$3.3B
disclosed long exposure
Tier-1 conviction
0
concentrated holders
Net this quarter
+3
3 buying · 0 selling
Smart money is net accumulating BSX: 3 funds added or opened versus 0 trimming.
Boston Scientific Corp (BSX) appears mainly in diversified and quant books here (3 funds, $3.3B combined) rather than in concentrated conviction portfolios — read the holders below with that in mind.
The largest position belongs to PRIMECAP team at 1.4% of their book — no single tracked manager treats it as an outsized, top-weighted bet.
No tracked fund opened a new position this quarter; 3 added and 0 trimmed, a net add.
| Investor | Move | % of their portfolio | Position value |
|---|---|---|---|
| Added | 1.4% | $1.3B | |
| Added | 0.6% | $1.2B | |
| Added | 0.6% | $829M |
Tier badge = signal quality: 1 concentrated conviction · 2 quant/multi (context) · 3 retail & diversified. Only Tier 1 holdings feed the consensus signal.
Which superinvestors own BSX?
3 tracked funds hold Boston Scientific Corp (BSX), the largest being PRIMECAP team (Vanguard PRIMECAP) at 1.4% of its 13F portfolio. 0 of them are concentrated Tier-1 conviction managers.
Is smart money buying or selling BSX?
In the most recent 13F quarter, 3 tracked funds added or opened BSX and 0 trimmed it.
How much BSX do tracked funds hold?
Combined disclosed long exposure to BSX across tracked superinvestors is $3.3B as of the Jun 2026 filings.
One email when a tracked manager opens, adds to or files to sell a position — from Form 4, 13D and Form 144, not the 45-day-old 13F.
Holdings aggregated from the latest SEC 13F & N-PORT filings via FMP · Jun 2026 quarter. Long equity positions only, reported with up to a 45-day delay — for activity between filings see real-time moves. Not financial advice.