OOSP — Obra Opportunistic Structured Products ETF
Data updated: 2026-08-28
OOSP — Obra Opportunistic Structured Products ETF. Long Securitized (MBS/ABS/CMBS) Bond · $150.75M AUM. Holdings, fees, performance and SEC filings.
OOSP Fund Overview
OOSP — Obra Opportunistic Structured Products ETF is a US ETF managed by Spinnaker ETF Series, categorised as Long Securitized (MBS/ABS/CMBS) Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: Spinnaker ETF Series
- Category: Long Securitized (MBS/ABS/CMBS) Bond
- Assets under management: $150.75M
- 1-year return: 6.6%
- Ticker: OOSP
- SEC CIK: 0001484018
- SEC series ID: S000084449
- Share class ID: C000248832
OOSP Holdings
Top 10 holdings of Obra Opportunistic Structured Products ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Goldman Sachs Financ | 2.32% |
| Nyc 2024-3elv D | 1.17% |
| Cali 2024-Sun D | 1.01% |
| Rpm 2026-R1a C | 1.00% |
| Paid 2026-2 B | 0.99% |
| Chi 2025-110w D | 0.89% |
| Hgvt 2026-1a D | 0.89% |
| Fmbt 2024-Fblu D | 0.84% |
| Paid 2025-4 D | 0.83% |
| Vbtow 2025-1a B | 0.82% |
OOSP Portfolio Allocation
Asset-class allocation of Obra Opportunistic Structured Products ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Securitized | 83.7% |
| Fixed Income | 14.3% |
| Cash & Equivalents | 2.3% |
OOSP Performance
Total returns for OOSP (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 2.9% |
| 1 year | 6.6% |
| 3 years (annualised) | 7.5% |
OOSP Risk Information
Risk metrics for OOSP, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 0.9%
OOSP Costs and Fees
OOSP costs about $64 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.64%
- Gross expense ratio: 1.38%
- Portfolio turnover: 72%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
OOSP Cashflows
Over the 12 months to 2026-06, Obra Opportunistic Structured Products ETF had net inflows of $115.56M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | $507.77K |
| 2026-05 | $0 |
| 2026-04 | $16.06M |
| 2026-03 | $54.70M |
| 2026-02 | $43.08M |
| 2026-01 | $0 |
OOSP Debt Constituents
Largest debt holdings of Obra Opportunistic Structured Products ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Nyc 2024-3elv D | 1.17% |
| Cali 2024-Sun D | 1.01% |
| Fmbt 2024-Fblu D | 0.84% |
| Gwt 2024-Wlf2 D | 0.80% |
| Gwt 2024-Wolf D | 0.80% |
| Mft 2023-4a B | 0.51% |
| Magne 2024-42a D2 | 0.50% |
| Obrac 2025-2a E | 0.50% |
| Mf1 2025-Fl19 D | 0.50% |
| Hwire 2023-1a B | 0.42% |
OOSP Prospectus and SEC Filings
Official Obra Opportunistic Structured Products ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2026-07-29
- Prospectus (485BPOS) — filed 2025-07-29
- Prospectus supplement (497) — filed 2025-12-01
- Portfolio holdings (N-PORT) — filed 2026-08-28
- Portfolio holdings (N-PORT) — filed 2026-05-26
- Portfolio holdings (N-PORT) — filed 2026-02-24
- Annual census (N-CEN) — filed 2026-06-15
- Annual census (N-CEN) — filed 2025-06-13
Related Funds
Other Long Securitized (MBS/ABS/CMBS) Bond 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.