# Rio Tinto Alcan Inc. RIOLN 6.125 12/15/33

Rio Tinto Alcan Inc. RIOLN 6.125 12/15/33 is a security (CUSIP 013716AU9) tracked across SEC portfolio filings. 4 registered fund positions totaling $1.6M via N-PORT as of 2026-05-29.

## Summary

- Issuer: Rio Tinto Alcan Inc.
- Class: RIOLN 6.125 12/15/33
- CUSIP: 013716AU9
- Asset category: DBT
- 13F holders: 0
- N-PORT fund positions: 4
- N-PORT value: $1.6M
- N-PORT report: 2026-05-29

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [BlackRock Total Return Fund](https://search.stillhousedata.com/fund/S000004071) | BlackRock Bond Fund, Inc. | $605K | 0.34% |
| [HARTFORD TOTAL RETURN BOND HLS FUND](https://search.stillhousedata.com/fund/S000003222) | HARTFORD SERIES FUND INC | $558K | 4.16% |
| [BlackRock Total Return V.I. Fund](https://search.stillhousedata.com/fund/S000062377) | BlackRock Variable Series Funds II, Inc. | $372K | 3.80% |
| [BlackRock Balanced Fund, Inc.](https://search.stillhousedata.com/fund/S000002175) | BlackRock Balanced Fund, Inc. | $107K | 0.59% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/013716AU9.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.