CWB — SPDR(R) Bloomberg Barclays Convertible Securities ETF
Data updated: 2026-05-28
CWB — SPDR(R) Bloomberg Barclays Convertible Securities ETF data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Short Preferred / Convertible Bond · $4.46B AUM · 0.40% expense ratio · 21.4% 1-yr return. From SEC regulatory filings.
CWB Fund Overview
CWB — SPDR(R) Bloomberg Barclays Convertible Securities ETF is a US ETF managed by SPDR Series Trust, categorised as Short Preferred / Convertible Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: SPDR Series Trust
- Category: Short Preferred / Convertible Bond
- Assets under management: $4.46B
- 1-year return: 21.4%
- Ticker: CWB
- SEC CIK: 0001064642
- SEC series ID: S000022925
- Share class ID: C000066456
CWB Holdings
Top 10 holdings of SPDR(R) Bloomberg Barclays Convertible Securities ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Western Digital Corp. | 3.36% |
| State Street Global Advisors | 2.96% |
| Boeing Co/the | 2.11% |
| Alibaba Group Holding | 2.03% |
| Lumentum Holdings, Inc. | 1.66% |
| Lumentum Holdings, Inc. | 1.60% |
| Lumentum Holdings, Inc. | 1.32% |
| Oracle Corp. | 1.31% |
| Wells Fargo & Company | 1.28% |
| Bank of America Corp | 1.07% |
CWB Portfolio Allocation
Asset-class allocation of SPDR(R) Bloomberg Barclays Convertible Securities ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 85.7% |
| Equity | 13.7% |
| Cash & Equivalents | 3.3% |
CWB Performance
Total returns for CWB (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 2.8% |
| 1 year | 21.4% |
| 3 years (annualised) | 13.0% |
| 5 years (annualised) | 3.9% |
CWB Risk Information
Risk metrics for CWB, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 9.1%
CWB Costs and Fees
CWB costs about $40 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.40%
- Gross expense ratio: 0.40%
- Portfolio turnover: 32%
- Brokerage commissions: 0.02 bps of average net assets (SEC N-CEN)
CWB Cashflows
Over the 12 months to 2026-03, SPDR(R) Bloomberg Barclays Convertible Securities ETF had net outflows of $65.90M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$532.21M |
| 2026-02 | $56.07M |
| 2026-01 | $281.97M |
| 2025-12 | −$100.12M |
| 2025-11 | $46.24M |
| 2025-10 | $46.54M |
CWB Debt Constituents
Largest debt holdings of SPDR(R) Bloomberg Barclays Convertible Securities ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Western Digital Corp. | 3.36% |
| Alibaba Group Holding | 2.03% |
| Lumentum Holdings, Inc. | 1.66% |
| Lumentum Holdings, Inc. | 1.60% |
| Lumentum Holdings, Inc. | 1.32% |
| Lumentum Holdings, Inc. | 0.90% |
| Gamestop Corp. | 0.80% |
| Coreweave, Inc. | 0.75% |
| Bloom Energy Corp. | 0.75% |
| Doordash, Inc. | 0.74% |
CWB Prospectus and SEC Filings
Official SPDR(R) Bloomberg Barclays Convertible Securities ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Short Preferred / Convertible 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.