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RBLY

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.

New
Increased
Maintained
Reduced
Closed

200% more first-time investments, than exits

New positions opened: 3 | Existing positions closed: 1

50% more funds holding

Funds holding: 4 → 6 (+2)

31.86% more ownership

Funds ownership: 337.06% → 368.91% (+32%)

43% less capital invested

Capital invested by funds: $32.6M → $18.7M (-$13.9M)

Holders
6
Holders Change
+2
Holders Change %
+50%
% of All Funds
0.07%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
3
Increased
3
Reduced
–
Closed
1
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
TI
Tidal Investments
Wisconsin
+$1.69M
2
Citadel Advisors
Citadel Advisors
Florida
+$895K
3
Jane Street
Jane Street
New York
+$229K
4
Simplex Trading
Simplex Trading
Illinois
+$37.3K
5
UBS Group
UBS Group
Switzerland
+$2.48K

Top Sellers

Rank Fund Capital Flow
1
OMC
Old Mission Capital
Illinois
-$928K

RBLY Hedge Fund Activity: Q4 2025 in Review

6 of the 8,281 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.