Arch Capital Group (ACGL)Polar Capital Holdings Plc reduced its stake -320K shares

2.98M

Shares reported · -320K vs prior quarter

0.68%

Disclosed portfolio weight

$289M

Reported value

Holdings as of

Jun 30, 2026

Filed

Aug 14, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Mar 27, 2026CongressDisclosed purchase of ACGL — reported range $1,001 - $15,000
2. Jul 28, 2026Company filing · Form 8-K · ResultsReported its results

What came next

1. Aug 18, 2026InsiderCFO sold ~$1.09M of ACGL shares in the open market

How to read SEC Form 13F-HR

Form 13F is the quarterly report in which investment managers that oversee $100 million or more list the US-listed stocks and some other securities they held on the last day of the quarter.

Full guide: What is an SEC Form 13F?

What else is on file for Arch Capital Group

For Arch Capital Group, OQRO holds 1 insider filing (SEC Form 4 or Form 144), 1 Congress trade report and 17 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its ACGL page.

How this filing works

• SEC Form 13F

Other disclosures at Arch Capital Group

• SEC Form 4Aug 20, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026

Everything OQRO holds on this company is on its ACGL page.