BSX — BOSTON SCIENTIFIC CORP

Ownership history in Prosight Management, LP  ·  2 quarters on record

This page tracks every 13F SEC filing in which Prosight Management, LP reported a position in BOSTON SCIENTIFIC CORP (BSX). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
4.14% (2025 Q4)
Avg. % of fund
2.94%
First filed
2025 Q3
Last filed
2025 Q4
Quarters held
2
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 ADDED 210,000 +133,900 +176.0% 4.14% $20.0M $95.35
2025 Q3 INITIATED 76,100 — — 1.73% $7.4M $97.63
% of Fund (quarterly)    BSX price (monthly, adj. close)

Other funds also holding BSX

As of 2025 Q4 — sorted by position size

Bollard Group LLC 3Y 7Y 45.28% SurgoCap Partners LP 6.76% Tri Locum Partners LP 3Y 6.44% ECOFI INVESTISSEMENTS SA 6.18% Catalio Capital Management, LP 6.07% Egerton Capital (UK) LLP 3Y 7Y 5.58% FACT Capital, LP 3Y 5.11% ORBIMED ADVISORS LLC 3Y 7Y 4.71% Iron Triangle Partners LP 3Y 4.59% Parkman Healthcare Partners LLC 3Y 4.54%
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