SOROS FUND MANAGEMENT LLC has opened a new $80.1M position in $MKTX, 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 $MKTX.
$MKTX Hedge Fund Activity
We have seen 204 institutional investors add shares of $MKTX stock to their portfolio, and 304 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM removed 4,776,584 shares (-99.2%) from their portfolio in Q3 2026, for an estimated $782,977,649
- NORTH REEF CAPITAL MANAGEMENT LP removed 3,395,000 shares (-100.0%) from their portfolio in Q3 2026, for an estimated $556,508,400
- FMR LLC removed 1,230,483 shares (-87.6%) from their portfolio in Q3 2026, for an estimated $201,700,773
- PRIMECAP MANAGEMENT CO/CA/ removed 1,042,032 shares (-29.7%) from their portfolio in Q3 2026, for an estimated $170,809,885
- MILLENNIUM MANAGEMENT LLC removed 977,598 shares (-89.9%) from their portfolio in Q2 2026, for an estimated $110,947,597
- VAN ECK ASSOCIATES CORP removed 822,492 shares (-89.0%) from their portfolio in Q3 2026, for an estimated $134,822,888
- AQR CAPITAL MANAGEMENT LLC removed 696,457 shares (-26.0%) from their portfolio in Q2 2026, for an estimated $79,040,904
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.
$MKTX Insider Trading Activity
$MKTX insiders have traded $MKTX stock on the open market 6 times in the past 6 months. Of those trades, 0 have been purchases and 6 have been sales.
Here’s a breakdown of recent trading of $MKTX stock by insiders over the last 6 months:
- WILLIAM FRANK JR. CRUGER sold 6,164 shares for an estimated $1,005,964
- SCOTT PINTOFF (General Counsel and Secretary) has made 0 purchases and 5 sales selling 500 shares for an estimated $77,049.
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.
$MKTX Price Targets
Multiple analysts have issued price targets for $MKTX recently. We have seen 8 analysts offer price targets for $MKTX in the last 6 months, with a median target of $167.0.
Here are some recent targets:
- Michael Cyprys from Morgan Stanley set a target price of $167.0 on 10/09/2026
- Chris Allen from Keefe, Bruyette & Woods set a target price of $167.0 on 08/11/2026
- Benjamin Budish from Barclays set a target price of $167.0 on 08/10/2026
- Alex Kramm from UBS set a target price of $167.0 on 07/31/2026
- Patrick Moley from Piper Sandler set a target price of $128.0 on 07/15/2026
- Alexander Blostein from Goldman Sachs set a target price of $130.0 on 06/30/2026
- Eli Abboud from B of A Securities set a target price of $170.0 on 06/12/2026
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 $MKTX ticker page for more data.
