William Von Mueffling's Cantillon Capital Management significantly reduced its position in SS&C Technologies (SSNC) by 95.4% during the second quarter of 2026. According to regulatory filings, the firm's holdings dropped from 3.75 million shares to just over 172,000. It's important to remember that these 13F filings are submitted to the SEC quarterly and released with a delay, so this activity occurred between April 1 and June 30, 2026.

The reported value of Cantillon's stake in the financial technology company fell from over $253 million to approximately $10.7 million. This trade reduced the position's weight within Cantillon's portfolio from 1.68% to 1.61%. No public statements from the firm have detailed the specific reasons for this substantial divestment.