ARH-PC — Arch Cap Group Ltd Institutional Holders · Q2 2026
Who owns Arch Cap Group Ltd (ARH-PC)? 2 institutions reported holding $6.67M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Simplex Trading, LLC ($4.0M), IMC-Chicago, LLC ($2.6M).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $4.0M | 41,400 | Added |
| 2 | IMC-Chicago, LLC | $2.6M | 27,300 | Added |
Source: SEC Form 13F filings · as of 2026-06-30