Jackson Square Partners, LLC initiated a new position in Shift4 Payments (FOUR +0.63%), acquiring 74,100 shares valued at approximately $5.74 million as of September 30, 2025, according to a November 5, 2025, SEC filing.What happenedJackson Square Partners disclosed a new stake in Shift4 Payments in its quarterly filing with the U.S. Securities and Exchange Commission (SEC filing). The fund reported ownership of 74,100 shares valued at approximately $5.74 million as of September 30, 2025, marking the first ...