C WorldWide Group Holding A/S has opened a new $11.1M position in $BSX, per a new SEC 13F filing. This disclosure reflects the funds’ holdings for the 03-31-2026 report period. You can see the fund’s full portfolio on Quiver Quantitative, and also track the largest institutional owners of $BSX.
$BSX Hedge Fund Activity
We have seen 800 institutional investors add shares of $BSX stock to their portfolio, and 906 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC removed 32,976,583 shares (-75.1%) from their portfolio in Q4 2025, for an estimated $3,144,317,189
- BLACKROCK, INC. removed 9,188,624 shares (-6.3%) from their portfolio in Q4 2025, for an estimated $876,135,298
- BANK OF AMERICA CORP /DE/ removed 8,753,856 shares (-25.8%) from their portfolio in Q4 2025, for an estimated $834,680,169
- FISHER ASSET MANAGEMENT, LLC removed 8,687,613 shares (-95.1%) from their portfolio in Q1 2026, for an estimated $537,850,120
- MARSHALL WACE, LLP removed 6,841,803 shares (-69.8%) from their portfolio in Q4 2025, for an estimated $652,365,916
- ASSENAGON ASSET MANAGEMENT S.A. added 5,751,760 shares (+133.6%) to their portfolio in Q1 2026, for an estimated $356,091,461
- WELLINGTON MANAGEMENT GROUP LLP removed 4,944,352 shares (-33.7%) from their portfolio in Q4 2025, for an estimated $471,443,963
To track hedge funds’ stock portfolios, check out Quiver Quantitative’s institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API.
$BSX Insider Trading Activity
$BSX insiders have traded $BSX stock on the open market 4 times in the past 6 months. Of those trades, 0 have been purchases and 4 have been sales.
Here’s a breakdown of recent trading of $BSX stock by insiders over the last 6 months:
- MICHAEL F MAHONEY (Chairman, President & CEO) has made 0 purchases and 2 sales selling 160,901 shares for an estimated $15,043,394.
- ARTHUR C BUTCHER (EVP& Grp Pres, MedSurg & APAC) sold 17,313 shares for an estimated $1,758,188
- ELLEN M ZANE sold 12,891 shares for an estimated $1,266,977
To track insider transactions, check out Quiver Quantitative’s insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API.
$BSX Government Contracts
We have seen $23,545,120 of award payments to $BSX over the last year.
Here are some of the awards which we have have seen pay out the most over the last year:
To track government contracts to publicy traded companies, check out Quiver Quantitative’s government contracts dashboard.
$BSX Congressional Stock Trading
Members of Congress have traded $BSX stock 6 times in the past 6 months. Of those trades, 4 have been purchases and 2 have been sales.
Here’s a breakdown of recent trading of $BSX stock by members of Congress over the last 6 months:
To track congressional stock trading, check out Quiver Quantitative’s congressional trading dashboard. You can access data on congressional stock trades through the Quiver Quantitative API.
$BSX Analyst Ratings
Wall Street analysts have issued reports on $BSX in the last several months. We have seen 4 firms issue buy ratings on the stock, and 0 firms issue sell ratings.
Here are some recent analyst ratings:
- Needham issued a “Buy” rating on 02/05/2026
- Truist Securities issued a “Buy” rating on 02/05/2026
- BTIG issued a “Buy” rating on 02/04/2026
- RBC Capital issued a “Outperform” rating on 12/17/2025
To track analyst ratings and price targets for $BSX, check out Quiver Quantitative’s $BSX forecast page.
$BSX Price Targets
Multiple analysts have issued price targets for $BSX recently. We have seen 20 analysts offer price targets for $BSX in the last 6 months, with a median target of $87.5.
Here are some recent targets:
- David Roman from Goldman Sachs set a target price of $84.0 on 04/23/2026
- Mike Matson from Needham set a target price of $77.0 on 04/23/2026
- Richard Newitter from Truist Securities set a target price of $85.0 on 04/23/2026
- David Rescott from Baird set a target price of $78.0 on 04/23/2026
- Larry Biegelsen from Wells Fargo set a target price of $75.0 on 04/23/2026
- Matt Miksic from Barclays set a target price of $96.0 on 04/23/2026
- Vijay Kumar from Evercore ISI Group set a target price of $78.0 on 04/23/2026
Note that there may be inaccuracies in these estimates due to filing errors by the funds, parsing errors by us, or other anomalies.
Check out Quiver Quantitative’s $BSX ticker page for more data.