TOS — Twin Oak Strategic Solutions ETF
Data updated: 2026-07-28
TOS — Twin Oak Strategic Solutions ETF. United States Large Cap Blend / Core Equity · $152.71M AUM. Holdings, fees, performance and SEC filings.
TOS Fund Overview
TOS — Twin Oak Strategic Solutions ETF is a US ETF managed by RBB Fund Trust, 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: RBB Fund Trust
- Category: United States Large Cap Blend / Core Equity
- Assets under management: $152.71M
- Ticker: TOS
- SEC CIK: 0001618627
- SEC series ID: S000098129
- Share class ID: C000267786
TOS Holdings
Top 10 holdings of Twin Oak Strategic Solutions ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| ASML Holding NV | 10.22% |
| Coherent Corp | 9.69% |
| NVIDIA Corp | 9.39% |
| Dimensional International Smal | 8.67% |
| Tsmc | 8.51% |
| U.S. Bank Money Market Deposit Account | 6.59% |
| Avantis International Small Ca | 5.78% |
| Union Pacific Corp | 5.68% |
| Amazon.com Inc | 5.49% |
| Constellation Energy Corp | 5.32% |
TOS Portfolio Allocation
Asset-class allocation of Twin Oak Strategic Solutions ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 93.4% |
| Cash & Equivalents | 6.6% |
TOS Performance
Total returns for TOS (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 17.1% |
TOS Costs and Fees
TOS costs about $36 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.36%
- Gross expense ratio: 0.76%
TOS Cashflows
Over the 12 months to 2026-02, Twin Oak Strategic Solutions ETF had net inflows of $126.84M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-02 | $39.19M |
| 2026-01 | $87.64M |
TOS Debt Constituents
No individual debt constituents are reported in Twin Oak Strategic Solutions ETF's latest SEC N-PORT filing.
TOS Prospectus and SEC Filings
Official Twin Oak Strategic Solutions ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
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.