# ETF SER SOLUTIONS (RKNG)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/RKNG/

- Reporting holders: 4
- Reported value: $2.1M
- 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 |
|---|---|---|---|---|
| [Integrated Wealth Concepts LLC](https://holderbook.com/funds/1737109-integrated-wealth-concepts-llc/) | $1.2M | 40,694 | 0.0% | 2 |
| [CITADEL ADVISORS LLC](https://holderbook.com/funds/1423053-citadel-advisors-llc/) | $670.3K | 23,422 | 0.0% | 2 |
| [Tower Research Capital LLC (TRC)](https://holderbook.com/funds/1533421-tower-research-capital-llc-trc/) | $207.1K | 7,238 | 0.0% | 2 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $19.9K | 696 | 0.0% | 2 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 4 | $2.1M |
| Q1 2026 | 5 | $1.3M |