# United States Treasury Inflation Indexed Bonds TSY INFL IX N/B

United States Treasury Inflation Indexed Bonds TSY INFL IX N/B is a security (CUSIP 91282CEJ6) tracked across SEC portfolio filings. 19 registered fund positions totaling $4.6B via N-PORT as of 2026-05-31.

## Summary

- Issuer: United States Treasury Inflation Indexed Bonds
- Class: TSY INFL IX N/B
- CUSIP: 91282CEJ6
- Asset category: SN
- 13F holders: 0
- N-PORT fund positions: 19
- N-PORT value: $4.6B
- N-PORT report: 2026-05-31

## Top fund holders (N-PORT)

_Showing 15 of 19 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD SHORT-TERM INFLATION-PROTECTED SECURITIES INDEX FUND](https://search.stillhousedata.com/fund/S000038501) | VANGUARD MALVERN FUNDS | $3.2B | 480.01% |
| [American Funds Inflation Linked Bond Fund](https://search.stillhousedata.com/fund/S000039115) | American Funds Inflation Linked Bond Fund | $507.6M | 384.73% |
| [T. Rowe Price Limited-Duration Inflation Focused Bond Fund, Inc.](https://search.stillhousedata.com/fund/S000013369) | T. ROWE PRICE LIMITED-DURATION INFLATION FOCUSED BOND FUND, INC. | $281.6M | 274.90% |
| [Short Duration Inflation Protection Bond Fund](https://search.stillhousedata.com/fund/S000006581) | American Century Investment Trust | $174.4M | 1477.60% |
| [American Balanced Fund](https://search.stillhousedata.com/fund/S000008801) | American Balanced Fund | $163.8M | 6.21% |
| [Short-Term Bond Fund of America](https://search.stillhousedata.com/fund/S000013585) | Short-Term Bond Fund of America | $57.9M | 44.79% |
| Western Asset Inflation-Linked Opportunities & Income Fund | Western Asset Inflation-Linked Opportunities & Income Fund | $54.4M | 930.10% |
| [U.S. Government Securities Fund](https://search.stillhousedata.com/fund/S000009235) | AMERICAN FUNDS INCOME SERIES | $47.5M | 19.58% |
| [T. Rowe Price U.S. Limited Duration TIPS Index Fund](https://search.stillhousedata.com/fund/S000069930) | T. ROWE PRICE INDEX TRUST, INC. | $35.5M | 132.76% |
| [Intermediate Bond Fund of America](https://search.stillhousedata.com/fund/S000009236) | Intermediate Bond Fund of America | $29.6M | 10.35% |
| [Fidelity Inflation-Protected Bond Index Central Fund](https://search.stillhousedata.com/fund/S000036933) | Fidelity Central Investment Portfolios II LLC | $24.3M | 308.02% |
| Western Asset Inflation-Linked Income Fund | Western Asset Inflation-Linked Income Fund | $22.0M | 1040.69% |
| [VP Inflation Protection Fund](https://search.stillhousedata.com/fund/S000006680) | American Century Variable Portfolios II, Inc. | $16.0M | 286.82% |
| [Loomis Sayles Inflation Protected Securities Fund](https://search.stillhousedata.com/fund/S000006643) | LOOMIS SAYLES FUNDS I | $12.6M | 1181.59% |
| [SIMT Multi-Asset Accumulation Fund](https://search.stillhousedata.com/fund/S000035779) | SEI INSTITUTIONAL MANAGED TRUST | $8.9M | 77.27% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/91282CEJ6.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

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.