# ARCH CAP G (ACGLN)

> Institutional ownership reported to the SEC as of Q3 2026, from Form 13F filings. Source: https://holderbook.com/stocks/ACGLN/

- Reporting holders: 1
- Reported value: $43.0K
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [GAMMA Investing LLC](https://holderbook.com/funds/2010235-gamma-investing-llc/) | $43.0K | 2,821 | 0.0% | 4 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q3 2026 | 1 | $43.0K |
| Q2 2026 | 4 | $769.1K |
| Q1 2026 | 4 | $702.1K |
| Q4 2025 | 4 | $700.0K |
| Q3 2025 | 2 | $42.2K |
| Q2 2025 | 2 | $37.2K |
| Q1 2025 | 1 | $46.0K |
| Q4 2024 | 1 | $49.3K |
| Q3 2024 | 1 | $50.1K |
| Q2 2024 | 1 | $47.6K |
| Q1 2024 | 2 | $52.2K |
| Q4 2023 | 1 | $49.8K |