# MKS INC 1.25 06/01/2030 SDBCV

MKS INC 1.25 06/01/2030 SDBCV is a security (CUSIP 55306NAB0) tracked across SEC portfolio filings. 79 institutional managers reported $2.2B on Form 13F as of 2026-06-30; 29 registered fund positions totaling $230.6M via N-PORT as of 2026-05-31.

## Summary

- Issuer: MKS INC 1.25 06/01/2030
- Class: SDBCV
- CUSIP: 55306NAB0
- Asset category: DBT
- 13F holders: 79
- 13F value: $2.2B
- 13F period: 2026-06-30
- N-PORT fund positions: 29
- N-PORT value: $230.6M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 79 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| Linden Advisors LP | New York, NY | $329.8M | 198,888,000 |
| [Voya Investment Management LLC](https://search.stillhousedata.com/firm/108934) | Atlanta, GA | $324.0M | 195,810,000 |
| [Sculptor Capital LP](https://search.stillhousedata.com/firm/107913) | New York, NY | $181.7M | 109,500,000 |
| [Calamos Advisors LLC](https://search.stillhousedata.com/firm/105758) | NAPERVILLE, IL | $149.9M | 50,767,000 |
| Alberta Investment Management Corp | EDMONTON, A0 | $147.6M | 50,000,000 |
| MacKay Shields LLC | New York, NY | $107.5M | 36,470,000 |
| FRANKLIN RESOURCES INC | San Mateo, CA | $97.0M | 58,625,000 |
| BNP PARIBAS ARBITRAGE, SNC | PARIS, I0 | $96.1M | 58,178,000 |
| FMR LLC | BOSTON, MA | $79.1M | 47,862,000 |
| JPMORGAN CHASE & CO | NEW YORK, NY | $63.0M | 40,641,000 |
| [TENOR CAPITAL MANAGEMENT Co., L.P.](https://search.stillhousedata.com/firm/153277) | NEW YORK, NY | $51.4M | 30,942,000 |
| STATE STREET CORP | BOSTON, MA | $48.8M | 29,672,000 |
| [Davidson Kempner Capital Management LP](https://search.stillhousedata.com/firm/155680) | New York, NY | $46.3M | 28,000,000 |
| [DeepCurrents Investment Group LLC](https://search.stillhousedata.com/firm/288159) | NEW YORK, NY | $44.8M | 27,035,000 |
| BANK OF MONTREAL /CAN/ | TORONTO, A6 | $41.5M | 25,000,000 |

## Top fund holders (N-PORT)

_Showing 15 of 29 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [NYLI MacKay Convertible Fund](https://search.stillhousedata.com/fund/S000006899) | NEW YORK LIFE INVESTMENTS FUNDS | $31.1M | 173.07% |
| CALAMOS CONVERTIBLE & HIGH INCOME FUND | CALAMOS CONVERTIBLE & HIGH INCOME FUND | $30.8M | 301.02% |
| [Calamos Market Neutral Income Fund](https://search.stillhousedata.com/fund/S000004062) | CALAMOS INVESTMENT TRUST/IL | $29.3M | 16.62% |
| CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND | CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND | $27.9M | 287.94% |
| CALAMOS STRATEGIC TOTAL RETURN FUND | CALAMOS STRATEGIC TOTAL RETURN FUND | $27.7M | 79.45% |
| Calamos Dynamic Convertible & Income Fund | Calamos Dynamic Convertible & Income Fund | $24.4M | 357.22% |
| Virtus Artificial Intelligence & Technology Opportunities Fund | Virtus Artificial Intelligence & Technology Opportunities Fund | $20.7M | 217.80% |
| [Putnam Convertible Securities Fund](https://search.stillhousedata.com/fund/S000005511) | Putnam Convertible Securities Fund | $7.1M | 127.30% |
| [Global Opportunities Portfolio](https://search.stillhousedata.com/fund/S000027417) | Global Opportunities Portfolio | $5.0M | 3.69% |
| Virtus Convertible & Income Fund | Virtus Convertible & Income Fund | $4.8M | 114.16% |
| Virtus Convertible & Income Fund II | Virtus Convertible & Income Fund II | $3.8M | 119.03% |
| Virtus Equity & Convertible Income Fund | Virtus Equity & Convertible Income Fund | $3.8M | 46.86% |
| Virtus Dividend, Interest & Premium Strategy Fund | Virtus Dividend, Interest & Premium Strategy Fund | $3.8M | 26.34% |
| Virtus Diversified Income & Convertible Fund | Virtus Diversified Income & Convertible Fund | $2.9M | 99.82% |
| Advent Convertible & Income Fund | ADVENT CONVERTIBLE & INCOME FUND | $2.6M | 43.73% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/55306NAB0.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.