Ownership history in Walleye Trading LLC · 58 quarters on record
This page tracks every 13F SEC filing in which Walleye Trading LLC reported a position in ARCH CAP GROUP LTD ORD (ACGL). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q4 | REDUCED | 3,800 | -16,600 | -81.4% | 0.00% | $364K | $95.92 |
| 2025 Q4 | ADDED | 20,400 | +17,508 | +605.4% | 0.00% | $2.0M | $95.92 |
| 2025 Q3 | ADDED | 2,892 | +392 | +15.7% | 0.00% | $262K | $90.73 |
| 2025 Q3 | ADDED | 2,500 | +2,370 | +1823.1% | 0.00% | $227K | $90.73 |
| 2025 Q2 | REDUCED | 130 | -2,170 | -94.3% | 0.00% | $12K | $91.05 |
| 2025 Q2 | REDUCED | 2,300 | -4,800 | -67.6% | 0.00% | $209K | $91.05 |
| 2025 Q2 | REDUCED | 7,100 | -2,300 | -24.5% | 0.00% | $646K | $91.05 |
| 2025 Q1 | REDUCED | 9,400 | -400 | -4.1% | 0.00% | $904K | $96.18 |
| 2025 Q1 | ADDED | 9,800 | +2,700 | +38.0% | 0.00% | $943K | $96.18 |
| 2024 Q4 | REDUCED | 7,100 | -12,200 | -63.2% | 0.00% | $656K | $92.35 |
As of 2025 Q4 — sorted by position size