BUCK — Simplify Treasury Option Income ETF
Data updated: 2026-09-11
BUCK — Simplify Treasury Option Income ETF. United States Large Cap Blend / Core Equity · $470.97M AUM. Holdings, fees, performance and SEC filings.
BUCK Fund Overview
BUCK — Simplify Treasury Option Income ETF is a US ETF managed by Simplify Exchange Traded Funds, categorised as United States Large Cap 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: Simplify Exchange Traded Funds
- Category: United States Large Cap Blend / Core Equity
- Assets under management: $470.97M
- 1-year return: 6.1%
- Ticker: BUCK
- SEC CIK: 0001810747
- SEC series ID: S000077869
- Share class ID: C000238457
BUCK Holdings
Top 2 holdings of Simplify Treasury Option Income ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Simplify Exchange Traded Funds | 99.75% |
| Dreyfus Trsy Oblig Cash M | 0.03% |
BUCK Portfolio Allocation
Asset-class allocation of Simplify Treasury Option Income ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 99.7% |
BUCK Performance
Total returns for BUCK (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 2.0% |
| 1 year | 6.1% |
| 3 years (annualised) | 5.2% |
BUCK Risk Information
Risk metrics for BUCK, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 1.0%
BUCK Costs and Fees
BUCK costs about $35 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.35%
- Gross expense ratio: 0.35%
- Portfolio turnover: 0%
- Brokerage commissions: 4.66 bps of average net assets (SEC N-CEN)
BUCK Cashflows
Over the 12 months to 2026-06, Simplify Treasury Option Income ETF had net inflows of $133.46M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | $34.00M |
| 2026-05 | $17.61M |
| 2026-04 | $10.01M |
| 2026-03 | $11.78M |
| 2026-02 | $4.13M |
| 2026-01 | $45.80M |
BUCK Debt Constituents
No individual debt constituents are reported in Simplify Treasury Option Income ETF's latest SEC N-PORT filing.
BUCK Prospectus and SEC Filings
Official Simplify Treasury Option Income ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2025-10-28
- Prospectus (485BPOS) — filed 2024-10-28
- Prospectus supplement (497) — filed 2025-10-31
- Portfolio holdings (N-PORT) — filed 2026-08-24
- Portfolio holdings (N-PORT) — filed 2026-05-27
- Portfolio holdings (N-PORT) — filed 2026-02-23
- Annual census (N-CEN) — filed 2026-09-11
- Annual census (N-CEN) — filed 2025-09-08
Related Funds
Other United States Large Cap 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.