HSBC HOLDINGS PLC has opened a new $84.2M position in $MASI, 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 $MASI.
$MASI Hedge Fund Activity
We have seen 199 institutional investors add shares of $MASI stock to their portfolio, and 180 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- NAYA CAPITAL MANAGEMENT UK LTD added 1,560,697 shares (+inf%) to their portfolio in Q4 2025, for an estimated $202,984,251
- T. ROWE PRICE INVESTMENT MANAGEMENT, INC. removed 1,526,470 shares (-71.8%) from their portfolio in Q4 2025, for an estimated $198,532,688
- BLACKROCK, INC. removed 1,505,472 shares (-14.5%) from their portfolio in Q4 2025, for an estimated $195,801,688
- CAPITAL RESEARCH GLOBAL INVESTORS removed 1,216,234 shares (-65.6%) from their portfolio in Q4 2025, for an estimated $158,183,394
- AQR CAPITAL MANAGEMENT LLC added 1,060,292 shares (+3416.5%) to their portfolio in Q4 2025, for an estimated $137,901,577
- DURABLE CAPITAL PARTNERS LP removed 620,619 shares (-100.0%) from their portfolio in Q4 2025, for an estimated $80,717,707
- VIKING GLOBAL INVESTORS LP removed 559,093 shares (-52.1%) from their portfolio in Q4 2025, for an estimated $72,715,635
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.
$MASI Insider Trading Activity
$MASI insiders have traded $MASI stock on the open market 3 times in the past 6 months. Of those trades, 0 have been purchases and 3 have been sales.
Here’s a breakdown of recent trading of $MASI stock by insiders over the last 6 months:
- ANAND SAMPATH (EVP, Ops & Clinical Research) has made 0 purchases and 3 sales selling 18,680 shares for an estimated $2,555,570.
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.
$MASI Government Contracts
We have seen $1,080,787 of award payments to $MASI over the last year.
Here are some of the awards which we have have seen pay out the most over the last year:
- MASIMO ROOT PLATFORM SYSTEM: $130,396
- 4568591237!MIGHTYSAT, OXIMETER, RX,1/BX,US: $54,280
- 4568325430!CAPNOMETER EMMA 1S: $46,800
To track government contracts to publicy traded companies, check out Quiver Quantitative's government contracts dashboard.
$MASI Price Targets
Multiple analysts have issued price targets for $MASI recently. We have seen 3 analysts offer price targets for $MASI in the last 6 months, with a median target of $180.0.
Here are some recent targets:
- Vik Chopra from Wells Fargo set a target price of $180.0 on 02/18/2026
- Marie Thibault from BTIG set a target price of $200.0 on 12/04/2025
- Travis Steed from B of A Securities set a target price of $162.0 on 11/17/2025
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 $MASI ticker page for more data.
