COYY — GraniteShares YieldBoost COIN ETF
Data updated: 2026-09-11
COYY — GraniteShares YieldBoost COIN ETF. United States Blend / Core Equity · $21.11M AUM · 1.07% expense ratio. Holdings, fees, performance and SEC filings.
COYY Fund Overview
COYY — GraniteShares YieldBoost COIN ETF is a US ETF managed by GraniteShares ETF Trust, categorised as United States Blend / Core Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: GraniteShares ETF Trust
- Category: United States Blend / Core Equity
- Assets under management: $21.11M
- Ticker: COYY
- SEC CIK: 0001689873
- SEC series ID: S000086457
- Share class ID: C000252016
COYY Holdings
Top 5 holdings of GraniteShares YieldBoost COIN ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Treasury Bill | 47.27% |
| Treasury Bill | 32.77% |
| The Options Clearing Corporation | 0.57% |
| The Options Clearing Corporation | 0.43% |
| The Options Clearing Corporation | 0.42% |
COYY Portfolio Allocation
Asset-class allocation of GraniteShares YieldBoost COIN ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 80.0% |
COYY Performance
Total returns for COYY (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -26.8% |
COYY Costs and Fees
COYY costs about $107 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.07%
- Gross expense ratio: 1.07%
- Brokerage commissions: 1401.82 bps of average net assets (SEC N-CEN)
COYY Cashflows
Over the 12 months to 2026-06, GraniteShares YieldBoost COIN ETF had net inflows of $163.43M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | −$4.31M |
| 2026-05 | −$3.00M |
| 2026-04 | $0 |
| 2026-03 | −$545.81K |
| 2026-02 | −$1.02M |
| 2026-01 | $4.65M |
COYY Debt Constituents
Largest debt holdings of GraniteShares YieldBoost COIN ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Treasury Bill | 47.27% |
| Treasury Bill | 32.77% |
COYY Prospectus and SEC Filings
Official GraniteShares YieldBoost COIN ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other United States Blend / Core Equity funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.