MDHIX — MainStay MacKay Short Duration High Yield Fund
Data updated: 2026-06-25
MDHIX — MainStay MacKay Short Duration High Yield Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Short Corporate Bond · $2.92B AUM · 0.78% expense ratio · 6.7% 1-yr return. From SEC regulatory filings.
MDHIX Fund Overview
MDHIX — MainStay MacKay Short Duration High Yield Fund is a US mutual fund managed by New York Life Investments Funds Trust, categorised as Short Corporate Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: New York Life Investments Funds Trust
- Category: Short Corporate Bond
- Assets under management: $2.92B
- 1-year return: 6.7%
- Ticker: MDHIX
- SEC CIK: 0001469192
- SEC series ID: S000039301
- Share class ID: C000121099
MDHIX Holdings
Top 10 holdings of MainStay MacKay Short Duration High Yield Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Great Outdoors Group LLC | 1.11% |
| Churchill Downs, Inc. | 1.01% |
| Cloud Software Group, Inc. | 0.94% |
| TransDigm, Inc. | 0.91% |
| Organon & Co. | 0.89% |
| TransDigm, Inc. | 0.84% |
| Jazz Securities DAC | 0.74% |
| Big River Steel LLC | 0.74% |
| Star Leasing Co. LLC | 0.71% |
| SS&C Technologies, Inc. | 0.70% |
MDHIX Portfolio Allocation
Asset-class allocation of MainStay MacKay Short Duration High Yield Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 83.0% |
| Loans | 13.0% |
| Equity | 0.6% |
MDHIX Performance
Total returns for MDHIX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.3% |
| 1 year | 6.7% |
| 3 years (annualised) | 6.8% |
| 5 years (annualised) | 4.7% |
MDHIX Risk Information
Risk metrics for MDHIX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 1.7%
MDHIX Costs and Fees
MDHIX costs about $78 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.78%
- Gross expense ratio: 0.79%
- Portfolio turnover: 33%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
MDHIX Cashflows
Over the 12 months to 2026-04, MainStay MacKay Short Duration High Yield Fund had net inflows of $157.54M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-04 | −$12.63M |
| 2026-03 | −$119.72M |
| 2026-02 | −$478.25K |
| 2026-01 | −$3.94M |
| 2025-12 | $17.40M |
| 2025-11 | $2.18M |
MDHIX Debt Constituents
Largest debt holdings of MainStay MacKay Short Duration High Yield Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Churchill Downs, Inc. | 1.01% |
| Cloud Software Group, Inc. | 0.94% |
| TransDigm, Inc. | 0.91% |
| Organon & Co. | 0.89% |
| TransDigm, Inc. | 0.84% |
| Jazz Securities DAC | 0.74% |
| Big River Steel LLC | 0.74% |
| Star Leasing Co. LLC | 0.71% |
| SS&C Technologies, Inc. | 0.70% |
| Ken Garff Automotive LLC | 0.68% |
MDHIX Prospectus and SEC Filings
Official MainStay MacKay Short Duration High Yield Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Short Corporate 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.