HYPPX Holdings — MFS High Yield Pooled Portfolio
Data updated: 2026-09-28
HYPPX holds 375 securities. The top 10 make up 9.0% of net assets, led by MFS Institutional Money Market Portfolio, Class A (2.31%) and iShares Broad USD High Yield Corporate Bond ETF (1.52%). Corporate Bonds (96.1%) and Funds & ETFs (3.9%) are the largest sectors, and 87.6% of the portfolio is in United States. Debt holdings: 366 positions, 94.4% of assets.
Holdings cover 99.25% of net asset value (98.26% of total assets; remainder is cash and receivables). As of July 31, 2026 · N-PORT.
HYPPX Portfolio Holdings
375 holdings of MFS High Yield Pooled Portfolio by percentage of net assets, from the fund's SEC N-PORT filing as of July 31, 2026. The 100 largest are listed below; the interactive table on this page lists all 375.
| Holding | Ticker | Sector | % of net assets | Value (USD) |
|---|---|---|---|---|
| MFS Institutional Money Market Portfolio, Class A | — | Funds & ETFs | 2.31% | $12.51M |
| iShares Broad USD High Yield Corporate Bond ETF | — | Funds & ETFs | 1.52% | $8.22M |
| Carvana Co. | — | Corporate Bonds | 0.74% | $3.98M |
| Jane Street Group | — | Corporate Bonds | 0.70% | $3.81M |
| Quikrete Holdings, Inc. | — | Corporate Bonds | 0.69% | $3.72M |
| CCO Holdings LLC | — | Corporate Bonds | 0.62% | $3.38M |
| Service Corp. International | — | Corporate Bonds | 0.61% | $3.31M |
| RB Global Holdings, Inc. | — | Corporate Bonds | 0.61% | $3.30M |
| TransDigm, Inc. | — | Corporate Bonds | 0.60% | $3.27M |
| Antero Midstream Partners LP | — | Corporate Bonds | 0.59% | $3.20M |
| Molina Healthcare, Inc. | — | Corporate Bonds | 0.59% | $3.20M |
| Hilton Domestic Operating Co., Inc. | — | Corporate Bonds | 0.58% | $3.13M |
| Albertsons Cos., Inc. | — | Corporate Bonds | 0.57% | $3.08M |
| Post Holdings, Inc. | — | Corporate Bonds | 0.56% | $3.04M |
| PennyMac Financial Services, Inc. | — | Corporate Bonds | 0.56% | $3.01M |
| CACI International, Inc. | — | Corporate Bonds | 0.54% | $2.92M |
| Fortescue Treasury Pty. Ltd. | — | Corporate Bonds | 0.54% | $2.90M |
| TransDigm, Inc. | — | Corporate Bonds | 0.53% | $2.89M |
| APi Group DE, Inc. | — | Corporate Bonds | 0.53% | $2.87M |
| 1261229 BC Ltd. | — | Corporate Bonds | 0.52% | $2.79M |
| Venture Global LNG, Inc. | — | Corporate Bonds | 0.51% | $2.78M |
| Allison Transmission, Inc. | — | Corporate Bonds | 0.51% | $2.76M |
| Rocket Cos., Inc. | — | Corporate Bonds | 0.50% | $2.72M |
| Churchill Downs, Inc. | — | Corporate Bonds | 0.50% | $2.69M |
| US Foods, Inc. | — | Corporate Bonds | 0.49% | $2.66M |
| NRG Energy, Inc. | — | Corporate Bonds | 0.49% | $2.64M |
| PG&E Corp. | — | Corporate Bonds | 0.47% | $2.56M |
| RHP Hotel Properties LP | — | Corporate Bonds | 0.46% | $2.50M |
| Insulet Corp. | — | Corporate Bonds | 0.46% | $2.50M |
| Fair Isaac Corp. | — | Corporate Bonds | 0.46% | $2.49M |
| ATI, Inc. | — | Corporate Bonds | 0.46% | $2.48M |
| USA Compression Partners LP | — | Corporate Bonds | 0.45% | $2.46M |
| Osaic Holdings, Inc. | — | Corporate Bonds | 0.45% | $2.44M |
| Tallgrass Energy Partners LP | — | Corporate Bonds | 0.45% | $2.43M |
| Clean Harbors, Inc. | — | Corporate Bonds | 0.45% | $2.42M |
| Ziggo Bond Co. BV | — | Corporate Bonds | 0.44% | $2.36M |
| Sunoco LP | — | Corporate Bonds | 0.43% | $2.32M |
| Chemours Co. (The) | — | Corporate Bonds | 0.43% | $2.31M |
| Nexstar Media, Inc. | — | Corporate Bonds | 0.42% | $2.29M |
| Ball Corp. | — | Corporate Bonds | 0.42% | $2.27M |
| Meridian Arc Holdco LLC | — | Corporate Bonds | 0.42% | $2.27M |
| Univision Communications, Inc. | — | Corporate Bonds | 0.41% | $2.23M |
| Wyndham Hotels & Resorts, Inc. | — | Corporate Bonds | 0.41% | $2.21M |
| Black Pearl Compute LLC | — | Corporate Bonds | 0.41% | $2.20M |
| CRC Insurance Group LLC | — | Corporate Bonds | 0.40% | $2.18M |
| SCIH Salt Holdings, Inc. | — | Corporate Bonds | 0.40% | $2.18M |
| SV RNO Property Owner 1 LLC | — | Corporate Bonds | 0.40% | $2.17M |
| Magnolia Oil & Gas Operating LLC | — | Corporate Bonds | 0.40% | $2.15M |
| Park Intermediate Holdings LLC | — | Corporate Bonds | 0.40% | $2.14M |
| Wynn Macau Ltd. | — | Corporate Bonds | 0.39% | $2.13M |
| 1011778 Bc Ulc | — | Corporate Bonds | 0.39% | $2.12M |
| Beach Acquisition Bidco LLC | — | Corporate Bonds | 0.39% | $2.09M |
| SCIH Salt Holdings, Inc. | — | Corporate Bonds | 0.38% | $2.08M |
| Raven Acquisition Holdings LLC | — | Corporate Bonds | 0.38% | $2.07M |
| Gulfport Energy Operating Corp. | — | Corporate Bonds | 0.38% | $2.05M |
| Neptune Bidco US, Inc. | — | Corporate Bonds | 0.38% | $2.03M |
| CNX Resources Corp. | — | Corporate Bonds | 0.38% | $2.03M |
| Zebra Technologies Corp. | — | Corporate Bonds | 0.37% | $2.03M |
| OAK-Eagle Acquireco, Inc. | — | Corporate Bonds | 0.37% | $2.03M |
| Snap, Inc. | — | Corporate Bonds | 0.37% | $2.01M |
| Garda World Security Corp. | — | Corporate Bonds | 0.37% | $2.00M |
| Starwood Property Trust, Inc. | — | Corporate Bonds | 0.37% | $1.99M |
| Iron Mountain, Inc. | — | Corporate Bonds | 0.37% | $1.99M |
| Talen Energy Supply LLC | — | Corporate Bonds | 0.37% | $1.98M |
| California Resources Corp. | — | Corporate Bonds | 0.37% | $1.98M |
| Cloud Software Group LLC | — | Corporate Bonds | 0.37% | $1.98M |
| Maxam Prill Sarl | — | Corporate Bonds | 0.36% | $1.97M |
| HUB International Ltd. | — | Corporate Bonds | 0.36% | $1.97M |
| Clearway Energy Operating LLC | — | Corporate Bonds | 0.36% | $1.95M |
| Aecom | — | Corporate Bonds | 0.36% | $1.94M |
| NRG Energy, Inc. | — | Corporate Bonds | 0.36% | $1.94M |
| Acushnet Co. | — | Corporate Bonds | 0.36% | $1.93M |
| Xhr LP | — | Corporate Bonds | 0.36% | $1.93M |
| Viking Ocean Cruises Ship VII Ltd. | — | Corporate Bonds | 0.36% | $1.92M |
| Community Health Systems, Inc. | — | Corporate Bonds | 0.35% | $1.92M |
| Iliad Holding SAS | — | Corporate Bonds | 0.35% | $1.91M |
| Surgery Center Holdings, Inc. | — | Corporate Bonds | 0.35% | $1.90M |
| Chobani LLC | — | Corporate Bonds | 0.35% | $1.90M |
| Eldorado Gold Corp. | — | Corporate Bonds | 0.35% | $1.90M |
| AthenaHealth Group, Inc. | — | Corporate Bonds | 0.35% | $1.89M |
| New Flyer Holdings, Inc. | — | Corporate Bonds | 0.35% | $1.89M |
| Genmab A/s | — | Corporate Bonds | 0.35% | $1.89M |
| NuStar Logistics LP | — | Corporate Bonds | 0.35% | $1.87M |
| Axon Enterprise, Inc. | — | Corporate Bonds | 0.35% | $1.87M |
| White Cap Supply Holdings LLC | — | Corporate Bonds | 0.35% | $1.87M |
| Esab Corp. | — | Corporate Bonds | 0.34% | $1.86M |
| Encompass Health Corp. | — | Corporate Bonds | 0.34% | $1.82M |
| PetSmart LLC | — | Corporate Bonds | 0.33% | $1.81M |
| Stagwell Global LLC | — | Corporate Bonds | 0.33% | $1.80M |
| Graham Holdings Co. | — | Corporate Bonds | 0.33% | $1.78M |
| Dealer Tire Financial LLC | — | Corporate Bonds | 0.33% | $1.77M |
| TerraForm Power Operating LLC | — | Corporate Bonds | 0.33% | $1.77M |
| CCO Holdings LLC | — | Corporate Bonds | 0.32% | $1.75M |
| Genesis Energy LP | — | Corporate Bonds | 0.32% | $1.75M |
| Ameritex Holdco Intermediate LLC | — | Corporate Bonds | 0.32% | $1.75M |
| Chord Energy Corp. | — | Corporate Bonds | 0.32% | $1.75M |
| Light & Wonder International, Inc. | — | Corporate Bonds | 0.32% | $1.74M |
| Trekor Metals Ltd. | — | Corporate Bonds | 0.32% | $1.74M |
| Cyprium Corp. | — | Corporate Bonds | 0.32% | $1.74M |
| JB Poindexter & Co., Inc. | — | Corporate Bonds | 0.32% | $1.74M |
HYPPX Sector Allocation
MFS High Yield Pooled Portfolio holdings grouped by sector, by share of the portfolio's market value.
| Sector | Weight | Holdings |
|---|---|---|
| Corporate Bonds | 96.1% | 366 |
| Funds & ETFs | 3.9% | 2 |
| Materials | 0.0% | 1 |
| Cash & Currency | 0.0% | 1 |
| Unknown | 0.1% | 5 |
HYPPX Country Allocation
Where MFS High Yield Pooled Portfolio's holdings are domiciled, by percentage of net assets (largest 15).
| Country | % of net assets |
|---|---|
| United States | 87.6% |
| Canada | 4.8% |
| Cayman Islands | 1.2% |
| France | 1.0% |
| Australia | 1.0% |
| Bermuda | 0.9% |
| United Kingdom | 0.5% |
| Luxembourg | 0.5% |
| Netherlands | 0.4% |
| Denmark | 0.3% |
| Ireland | 0.3% |
| Jersey | 0.2% |
| Italy | 0.2% |
| Spain | 0.2% |
| Unknown | 0.0% |
HYPPX Portfolio Allocation
Asset-class allocation of MFS High Yield Pooled Portfolio by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 95.3% |
| Cash & Equivalents | 2.3% |
| Other | 1.5% |
| Equity | 0.1% |
HYPPX Debt Constituents
Largest debt holdings of MFS High Yield Pooled Portfolio by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Carvana Co. | 0.74% |
| Jane Street Group | 0.70% |
| Quikrete Holdings, Inc. | 0.69% |
| CCO Holdings LLC | 0.62% |
| Service Corp. International | 0.61% |
| RB Global Holdings, Inc. | 0.61% |
| TransDigm, Inc. | 0.60% |
| Antero Midstream Partners LP | 0.59% |
| Molina Healthcare, Inc. | 0.59% |
| Hilton Domestic Operating Co., Inc. | 0.58% |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.