Allspring Global Investments Holdings, LLC has opened a new $50.8M position in $MRX, per a new SEC 13F filing. This disclosure reflects the funds’ holdings for the 09-30-2026 report period. You can see the fund’s full portfolio on Quiver Quantitative, and also track the largest institutional owners of $MRX.
$MRX Hedge Fund Activity
We have seen 136 institutional investors add shares of $MRX stock to their portfolio, and 101 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- PRICE T ROWE ASSOCIATES INC /MD/ added 3,017,312 shares (+158.3%) to their portfolio in Q2 2026, for an estimated $183,905,166
- FMR LLC added 1,886,574 shares (+54.2%) to their portfolio in Q2 2026, for an estimated $114,986,685
- ARTISAN PARTNERS LIMITED PARTNERSHIP removed 1,216,883 shares (-100.0%) from their portfolio in Q2 2026, for an estimated $74,169,018
- JENNISON ASSOCIATES LLC removed 1,002,298 shares (-62.4%) from their portfolio in Q2 2026, for an estimated $61,090,063
- ALLIANCEBERNSTEIN L.P. added 870,311 shares (+50.3%) to their portfolio in Q2 2026, for an estimated $53,045,455
- WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC removed 729,728 shares (-42.0%) from their portfolio in Q2 2026, for an estimated $44,476,921
- ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC added 728,381 shares (+inf%) to their portfolio in Q3 2026, for an estimated $50,811,858
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 13F endpoint.
$MRX Insider Trading Activity
$MRX insiders have traded $MRX stock on the open market 28 times in the past 6 months. Of those trades, 0 have been purchases and 28 have been sales.
Here’s a breakdown of recent trading of $MRX stock by insiders over the last 6 months:
- PAOLO TONUCCI (See Remarks) has made 0 purchases and 15 sales selling 100,000 shares for an estimated $6,443,489.
- IAN T LOWITT (Chief Executive Officer) has made 0 purchases and 5 sales selling 74,285 shares for an estimated $4,708,200.
- DEN BORN SIMON VAN (President) has made 0 purchases and 4 sales selling 30,543 shares for an estimated $2,182,459.
- ROB IRVIN (Chief Financial Officer) has made 0 purchases and 2 sales selling 3,700 shares for an estimated $262,545.
- THOMAS TEXIER (Group Head of Clearing) has made 0 purchases and 2 sales selling 1,572 shares for an estimated $83,865.
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 insider transaction endpoint.
$MRX Price Targets
Multiple analysts have issued price targets for $MRX recently. We have seen 2 analysts offer price targets for $MRX in the last 6 months, with a median target of $75.5.
Here are some recent targets:
- Benjamin Budish from Barclays set a target price of $76.0 on 07/09/2026
- Bill Katz from TD Cowen set a target price of $75.0 on 06/08/2026
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 $MRX ticker page for more data.