COYY Performance — GraniteShares YieldBOOST COIN ETF
Data updated: 2026-09-11
In the 12 months to Jun 2026 the fund took in a net $163.4M, and assets reached $21.11M.
COYY Growth of $100
What $100 invested in GraniteShares YieldBOOST COIN ETF grew to, compounded from monthly returns reported on SEC Form N-PORT, against the US Blend category average over the same months.
| Period | COYY | Category average |
|---|---|---|
| Since data start (Aug 2025 – Jun 2026) | $237 | $120 |
COYY Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | −26.76% |
COYY Annual Returns
Calendar-year total returns of GraniteShares YieldBOOST COIN ETF, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +299.61% |
| 2025 (Aug–Dec) | −40.76% |
COYY Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | −16.0% | −8.9% | −0.8% | −1.9% | −1.6% | +445.6% | — | — | — | — | — | — |
| 2025 | — | — | — | — | — | — | — | −10.5% | +3.1% | −11.6% | −17.6% | −11.9% |
COYY Risk
Risk measures from monthly returns over Aug 2025 – Jun 2026.
- Best month: +445.59% (Jun 2026)
- Worst month: −17.57% (Nov 2025)
COYY Fund Flows
Monthly money in and out of GraniteShares YieldBOOST COIN ETF, from SEC Form N-PORT.
- 12-month net flow: $163.4M
- 12-month gross sales (incl. reinvestments): $190.4M
- Sales ÷ redemptions: 7.06×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $0 | $4.3M | −$4.3M |
| May 2026 | $0 | $3.0M | −$3.0M |
| Apr 2026 | $0 | $0 | $0 |
| Mar 2026 | $1.6M | $2.1M | −$546K |
| Feb 2026 | $1.2M | $2.2M | −$1.0M |
| Jan 2026 | $5.4M | $776K | $4.6M |
| Dec 2025 | $6.4M | $0 | $6.4M |
| Nov 2025 | $4.6M | $7.2M | −$2.6M |
| Oct 2025 | $36.3M | $5.9M | $30.3M |
| Sep 2025 | $68.4M | $0 | $68.4M |
| Aug 2025 | $64.8M | $1.5M | $63.3M |
| Jul 2025 | $1.8M | $0 | $1.8M |
COYY Assets Under Management
Net assets of GraniteShares YieldBOOST COIN ETF by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $21.11M |
| 2026-03-31 | $39.10M |
| 2025-12-31 | $69.29M |
| 2025-09-30 | $119.74M |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.