One One S&P 500 and Bitcoin ETF
OOSB
OOSB was delisted on the 10th of April, 2026.
0 hedge funds and large institutions have $0 invested in One One S&P 500 and Bitcoin ETF in 2025 Q4 according to their latest regulatory filings, with funds opening new positions, increasing their positions, 0 reducing their positions, and 1 closing their positions.
59.86% less ownership
Funds ownership: 59.86% → 0% (-60%)
100% less funds holding
Funds holding: 1 → 0 (-1)
100% less capital invested
Capital invested by funds: $528K → $0 (-$528K)
100% less first-time investments, than exits
New positions opened: 0 | Existing positions closed: 1
Top Buyers
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
FTUS
Flow Traders U.S.
New York
|
-$528K |
OOSB Hedge Fund Activity: Q4 2025 in Review
0 of the 8,232 institutional investors tracked by Wall St. Rank reported a position in One One S&P 500 and Bitcoin ETF (OOSB) for Q4 2025, worth a combined $0 — down 100% from $528K a quarter earlier.
Sellers outnumbered buyers: 1 fund closed out of OOSB and 0 opened new positions — a net loss of 1 holder — while 0 trimmed existing stakes and 0 added.
The largest seller was Flow Traders U.S., exiting entirely with an estimated $528K sold.
- 0 institutional investors held One One S&P 500 and Bitcoin ETF (OOSB) as of Q4 2025, down from 1 in Q3 2025.
- Funds reported $0 of One One S&P 500 and Bitcoin ETF stock for Q4 2025, down 100% quarter-over-quarter.
- 0 funds opened new One One S&P 500 and Bitcoin ETF positions in Q4 2025 and 1 closed out, a net change of -1 holder.
- The largest One One S&P 500 and Bitcoin ETF seller in Q4 2025 was Flow Traders U.S., an estimated $528K sold.
Based on aggregated 13F filings for Q4 2025.