CMOYX — Columbia Mortgage Opportunities Fund
Data updated: 2026-08-10
CMOYX — Columbia Mortgage Opportunities Fund. Long Securitized (MBS/ABS/CMBS) Bond · $2.65B AUM. Holdings, fees, performance and SEC filings.
CMOYX Fund Overview
CMOYX — Columbia Mortgage Opportunities Fund is a US mutual fund managed by Columbia Funds Series Trust II, 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 mutual fund
- Manager: Columbia Funds Series Trust II
- Category: Long Securitized (MBS/ABS/CMBS) Bond
- Assets under management: $2.65B
- 1-year return: 7.4%
- Ticker: CMOYX
- SEC CIK: 0001352280
- SEC series ID: S000045258
- Share class ID: C000175684
CMOYX Holdings
Top 10 holdings of Columbia Mortgage Opportunities Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Umbs, Tba | 18.23% |
| Umbs, Tba | 17.50% |
| Umbs, Tba | 15.46% |
| Umbs, Tba | 9.69% |
| Government National Mortgage Association | 8.71% |
| Umbs, Tba | 5.15% |
| Columbia Short Term Cash Fund | 3.87% |
| Umbs, Tba | 2.28% |
| Federal National Mortgage Association | 1.11% |
| Freddie Mac - STACR | 1.07% |
CMOYX Portfolio Allocation
Asset-class allocation of Columbia Mortgage Opportunities Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Securitized | 172.2% |
| Cash & Equivalents | 3.9% |
| Fixed Income | 1.1% |
| Equity | 0.6% |
| Real Estate | 0.1% |
CMOYX Performance
Total returns for CMOYX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.2% |
| 1 year | 7.4% |
| 3 years (annualised) | 7.9% |
| 5 years (annualised) | 0.9% |
CMOYX Risk Information
Risk metrics for CMOYX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.5%
CMOYX Costs and Fees
CMOYX costs about $69 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.69%
- Gross expense ratio: 0.73%
- Portfolio turnover: 713%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
CMOYX Cashflows
Over the 12 months to 2026-05, Columbia Mortgage Opportunities Fund had net inflows of $434.17M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-05 | $9.27M |
| 2026-04 | −$3.61M |
| 2026-03 | $44.90M |
| 2026-02 | $20.82M |
| 2026-01 | $70.48M |
| 2025-12 | $22.32M |
CMOYX Debt Constituents
Largest debt holdings of Columbia Mortgage Opportunities Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Magnetite Clo Magne_16-17a | 0.41% |
| Reach Abs Trust Reach_26-2 | 0.25% |
| Ally Bank Auto Credit-Linked Notes Abcln_26-A | 0.25% |
| Exeter Automobile Receivables Trust Eart_25-3a | 0.20% |
CMOYX Prospectus and SEC Filings
Official Columbia Mortgage Opportunities Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2025-09-24
- Prospectus (485BPOS) — filed 2024-09-24
- Prospectus (485BPOS) — filed 2023-09-26
- Portfolio holdings (N-PORT) — filed 2026-07-29
- Portfolio holdings (N-PORT) — filed 2026-04-27
- Portfolio holdings (N-PORT) — filed 2026-01-28
- Annual census (N-CEN) — filed 2026-08-10
- Annual census (N-CEN) — filed 2025-08-11
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.