GraniteShares YieldBOOST COIN ETF
COYY
8 hedge funds and large institutions have $1.49M invested in GraniteShares YieldBOOST COIN ETF in 2026 Q1 according to their latest regulatory filings, with 5 funds opening new positions, 2 increasing their positions, 1 reducing their positions, and 1 closing their positions.
573% more capital invested
Capital invested by funds: $221K → $1.49M (+$1.27M)
400% more first-time investments, than exits
New positions opened: 5 | Existing positions closed: 1
100% more funds holding
Funds holding: 4 → 8 (+4)
100% more repeat investments, than reductions
Existing positions increased: 2 | Existing positions reduced: 1
5% more call options, than puts
Call options by funds: $482K | Put options by funds: $459K
0.58% more ownership
Funds ownership: 0.05% → 0.63% (+0.58%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
+$1.04M |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$315K |
| 3 |
Belvedere Trading
Chicago,
Illinois
|
+$237K |
| 4 |
SG
StoneX Group
New York
|
+$115K |
| 5 |
Citadel Advisors
Miami,
Florida
|
+$73K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Simplex Trading
Chicago,
Illinois
|
-$26.1K |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
-$1.04K |
| 3 |
FRA
Front Row Advisors
Tiburon,
California
|
-$8 |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
1
Jane Street
New York
| $796K | +$1.04M | +31,011 | New |
|
|
2
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
| $242K | +$315K | +9,437 | New |
|
|
3
Belvedere Trading
Chicago,
Illinois
| $183K | +$237K | +7,112 | New |
|
|
4
Citadel Advisors
Miami,
Florida
| $142K | +$73K | +2,185 | +65% |
|
|
SG
5
StoneX Group
New York
| $88.5K | +$115K | +3,445 | New |
|
6
Group One Trading
Chicago,
Illinois
| $19.7K | +$25.6K | +767 | New |
|
|
IF
7
Integrity Financial
Cheyenne,
Wyoming
| $9.36K | +$2.04K | +61 | +20% |
|
|
8
Simplex Trading
Chicago,
Illinois
| $5.71K | -$26.1K | -782 | -78% |
|
|
9
Fidelity Investments
Boston,
Massachusetts
| – | -$1.04K | -22 | Closed |
|
|
FRA
10
Front Row Advisors
Tiburon,
California
| – | -$8 | – | – |
|
COYY Hedge Fund Activity: Q1 2026 in Review
8 of the 8,128 institutional investors tracked by Wall St. Rank reported a position in GraniteShares YieldBOOST COIN ETF (COYY) for Q1 2026, worth a combined $1.49M — up 573% from $221K a quarter earlier.
Buyers outnumbered sellers: 5 funds opened new COYY positions and 1 closed out — a net gain of 4 holders — while 2 added to existing stakes and 1 trimmed.
The largest buyer was Jane Street, opening a new position worth an estimated $1.04M. The largest seller was Simplex Trading, cutting an estimated $26.1K.
- 8 institutional investors held GraniteShares YieldBOOST COIN ETF (COYY) as of Q1 2026, up from 4 in Q4 2025.
- Funds reported $1.49M of GraniteShares YieldBOOST COIN ETF stock for Q1 2026, up 573% quarter-over-quarter.
- 5 funds opened new GraniteShares YieldBOOST COIN ETF positions in Q1 2026 and 1 closed out, a net change of +4 holders.
- The largest GraniteShares YieldBOOST COIN ETF buyer in Q1 2026 was Jane Street, an estimated $1.04M added.
- The largest GraniteShares YieldBOOST COIN ETF seller in Q1 2026 was Simplex Trading, an estimated $26.1K sold.
Based on aggregated 13F filings for Q1 2026.