REX Bitcoin Corporate Treasury Convertible Bond ETF
BMAX
BMAX was delisted on the 13th of April, 2026.
6 hedge funds and large institutions have $541K invested in REX Bitcoin Corporate Treasury Convertible Bond ETF in 2025 Q3 according to their latest regulatory filings, with 1 funds opening new positions, increasing their positions, 4 reducing their positions, and closing their positions.
20% more funds holding
Funds holding: 5 → 6 (+1)
14.22% less ownership
Funds ownership: 20.57% → 6.35% (-14%)
75% less capital invested
Capital invested by funds: $2.14M → $541K (-$1.6M)
100% less repeat investments, than reductions
Existing positions increased: 0 | Existing positions reduced: 4
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Simplex Trading
Chicago,
Illinois
|
+$1.4K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
EC
Elequin Capital
New York
|
-$763K |
| 2 |
Jane Street
New York
|
-$670K |
| 3 |
UBS Group
Zurich,
Switzerland
|
-$109K |
| 4 |
SS
SBI Securities
Tokyo,
Japan
|
-$3.91K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
1
Jane Street
New York
| $520K | -$670K | -22,985 | -56% |
|
|
2
UBS Group
Zurich,
Switzerland
| $15.9K | -$109K | -3,722 | -87% |
|
3
Osaic Holdings
Scottsdale,
Arizona
| $2.07K | – | – | – |
|
|
SS
4
SBI Securities
Tokyo,
Japan
| $1.56K | -$3.91K | -134 | -71% |
|
|
5
Simplex Trading
Chicago,
Illinois
| $1K | +$1.4K | +48 | New |
|
|
EC
6
Elequin Capital
New York
| $426 | -$763K | -26,145 | -100% |
|
BMAX Hedge Fund Activity: Q3 2025 in Review
6 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in REX Bitcoin Corporate Treasury Convertible Bond ETF (BMAX) for Q3 2025, worth a combined $541K — down 75% from $2.14M a quarter earlier.
Buyers outnumbered sellers: 1 fund opened new BMAX positions and 0 closed out — a net gain of 1 holder — while 0 added to existing stakes and 4 trimmed.
The largest buyer was Simplex Trading, opening a new position worth an estimated $1.4K. The largest seller was Elequin Capital, cutting an estimated $763K.
- 6 institutional investors held REX Bitcoin Corporate Treasury Convertible Bond ETF (BMAX) as of Q3 2025, up from 5 in Q2 2025.
- Funds reported $541K of REX Bitcoin Corporate Treasury Convertible Bond ETF stock for Q3 2025, down 75% quarter-over-quarter.
- 1 fund opened new REX Bitcoin Corporate Treasury Convertible Bond ETF positions in Q3 2025 and 0 closed out, a net change of +1 holder.
- The largest REX Bitcoin Corporate Treasury Convertible Bond ETF buyer in Q3 2025 was Simplex Trading, an estimated $1.4K added.
- The largest REX Bitcoin Corporate Treasury Convertible Bond ETF seller in Q3 2025 was Elequin Capital, an estimated $763K sold.
Based on aggregated 13F filings for Q3 2025.