YM RBLX Option Inc. Strat ETFRBLYETF
13F holders, Q4 2025 (December 31)6holders +2
3new positions
1sold out
1famous investor
$28.95avg. 13F price*
At the end of Q4 2025, 6 institutions reported holding YM RBLX Option Inc. Strat ETF (RBLY) in their 13F filings, up 2 from Q3 2025. 3 opened new positions and 1 sold out. The largest holders were Tidal Investments LLC ($17.6M), Citadel Advisors ($664K) and Jane Street Group, LLC ($397K). One famous investor held it Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- YM RBLX Option Inc. Strat ETF
- Filed as
- TIDAL TRUST II (Q4 2025)
- CUSIP
- 88636R883
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 3 | $692K |
| Exits | 1 | $928K |
All 13F filers, Q3 2025 → Q4 2025: 72,542 shares bought and 16,792 shares sold, net +55,750 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 6 holders
| Tidal Investments LLC | 0.07% | Add +7.6% | 608,186 | $17.6M |
| Citadel Advisors | 0.00% | New | 22,764 | $664K |
| Jane Street Group, LLC | 0.00% | Add +75.1% | 13,586 | $397K |
| Simplex Trading, LLC | 0.00% | New | 950 | $28K |
| UBS Group AG | 0.00% | Add +131.3% | 111 | $3K |
| FMR LLC | 0.00% | New | 1 | $29 |
"% of holder's portfolio" is RBLY's weight in each manager's 13F, not the share of YM RBLX Option Inc. Strat ETF the manager owns.