# Builders FirstSource, Inc.

Builders FirstSource, Inc. is a security (CUSIP 12008RAR8) tracked across SEC portfolio filings. 13 registered fund positions totaling $23.2M via N-PORT as of 2026-05-31.

## Summary

- Issuer: Builders FirstSource, Inc.
- CUSIP: 12008RAR8
- Asset category: DBT
- 13F holders: 0
- N-PORT fund positions: 13
- N-PORT value: $23.2M
- N-PORT report: 2026-05-31

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [JPMorgan High Yield Fund](https://search.stillhousedata.com/fund/S000003486) | JPMorgan Trust II | $7.0M | 10.66% |
| [JPMorgan Active High Yield ETF](https://search.stillhousedata.com/fund/S000088770) | J.P. Morgan Exchange-Traded Fund Trust | $6.0M | 27.30% |
| Guggenheim Strategic Opportunities Fund | Guggenheim Strategic Opportunities Fund | $2.5M | 10.51% |
| Virtus Convertible & Income Fund | Virtus Convertible & Income Fund | $1.6M | 38.88% |
| [T. Rowe Price Institutional High Yield Fund](https://search.stillhousedata.com/fund/S000002134) | T. ROWE PRICE INSTITUTIONAL INCOME FUNDS, INC. | $1.6M | 9.57% |
| Guggenheim Active Allocation Fund | Guggenheim Active Allocation Fund | $1.5M | 27.54% |
| Virtus Convertible & Income Fund II | Virtus Convertible & Income Fund II | $1.2M | 36.75% |
| GoldenTree Opportunistic Credit Fund | GoldenTree Opportunistic Credit Fund | $498K | 18.79% |
| Virtus Diversified Income & Convertible Fund | Virtus Diversified Income & Convertible Fund | $473K | 16.56% |
| [T. Rowe Price Credit Opportunities Fund, Inc.](https://search.stillhousedata.com/fund/S000045403) | T. ROWE PRICE CREDIT OPPORTUNITIES FUND, INC. | $361K | 9.17% |
| New America High Income Fund Inc | NEW AMERICA HIGH INCOME FUND INC | $258K | 13.34% |
| [BATS: High Income Taxable Series](https://search.stillhousedata.com/fund/S000084041) | BlackRock Allocation Target Shares | $100K | 10.59% |
| [MML VIP Fidelity Institutional AM Core Plus Bond Fund](https://search.stillhousedata.com/fund/S000029642) | MML SERIES INVESTMENT FUND | $40K | 1.10% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/12008RAR8.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.