YieldMax RBLX Option Income Strategy ETF
RBLY
6 hedge funds and large institutions have $18.7M invested in YieldMax RBLX Option Income Strategy ETF in 2025 Q4 according to their latest regulatory filings, with 3 funds opening new positions, 3 increasing their positions, reducing their positions, and 1 closing their positions.
200% more first-time investments, than exits
New positions opened: 3 | Existing positions closed: 1
50% more funds holding
Funds holding: 4 → 6 (+2)
43% less capital invested
Capital invested by funds: $32.6M → $18.7M (-$13.9M)
1,087.47% less ownership
Funds ownership: 1,179.7% → 92.23% (-1,087%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
TI
Tidal Investments
Milwaukee,
Wisconsin
|
+$1.69M |
| 2 |
Citadel Advisors
Miami,
Florida
|
+$895K |
| 3 |
Jane Street
New York
|
+$229K |
| 4 |
Simplex Trading
Chicago,
Illinois
|
+$37.3K |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$2.48K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OMC
Old Mission Capital
Chicago,
Illinois
|
-$928K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
TI
1
Tidal Investments
Milwaukee,
Wisconsin
| $17.6M | +$1.69M | +42,937 | +8% |
|
|
2
Citadel Advisors
Miami,
Florida
| $664K | +$895K | +22,764 | New |
|
|
3
Jane Street
New York
| $397K | +$229K | +5,827 | +75% |
|
|
4
Simplex Trading
Chicago,
Illinois
| $27.7K | +$37.3K | +950 | New |
|
|
5
UBS Group
Zurich,
Switzerland
| $3.24K | +$2.48K | +63 | +131% |
|
6
Fidelity Investments
Boston,
Massachusetts
| $29 | +$39 | +1 | New |
|
|
OMC
7
Old Mission Capital
Chicago,
Illinois
| – | -$928K | -16,792 | Closed |
|
RBLY Hedge Fund Activity: Q4 2025 in Review
6 of the 8,238 institutional investors tracked by Wall St. Rank reported a position in YieldMax RBLX Option Income Strategy ETF (RBLY) for Q4 2025, worth a combined $18.7M — down 43% from $32.6M a quarter earlier.
Buyers outnumbered sellers: 3 funds opened new RBLY positions and 1 closed out — a net gain of 2 holders — while 3 added to existing stakes and 0 trimmed.
The largest buyer was Tidal Investments, adding an estimated $1.69M. The largest seller was Old Mission Capital, exiting entirely with an estimated $928K sold.
- 6 institutional investors held YieldMax RBLX Option Income Strategy ETF (RBLY) as of Q4 2025, up from 4 in Q3 2025.
- Funds reported $18.7M of YieldMax RBLX Option Income Strategy ETF stock for Q4 2025, down 43% quarter-over-quarter.
- 3 funds opened new YieldMax RBLX Option Income Strategy ETF positions in Q4 2025 and 1 closed out, a net change of +2 holders.
- The largest YieldMax RBLX Option Income Strategy ETF buyer in Q4 2025 was Tidal Investments, an estimated $1.69M added.
- The largest YieldMax RBLX Option Income Strategy ETF seller in Q4 2025 was Old Mission Capital, an estimated $928K sold.
Based on aggregated 13F filings for Q4 2025.