# VANGUARD EXTENDED DURATION TREASURY INDEX FUND

VANGUARD EXTENDED DURATION TREASURY INDEX FUND is a ETF series of VANGUARD WORLD FUND (series S000018789). Net assets $4.3B as of 2026-05-31. Index fund.

## Profile

- Series ID: S000018789
- Registrant: VANGUARD WORLD FUND
- LEI: LPJF5F1SN6L2WBUKDV11
- Net assets: $4.3B
- Total assets: $4.3B
- As of: 2026-05-31
- Type: ETF, Index

## Advisers

- [The Vanguard Group, Inc. (Advisor)](https://search.stillhousedata.com/firm/105958)

## Top holdings (83 reported)

_Showing 15 of 83 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [United States Treasury Strip Coupon](https://search.stillhousedata.com/security/912834QH4) | — | $78.1M | 182.52% |
| [United States Treasury Strip Principal](https://search.stillhousedata.com/security/912803ET6) | — | $75.3M | 175.82% |
| [United States Treasury Strip Coupon](https://search.stillhousedata.com/security/912834QP6) | — | $73.8M | 172.37% |
| [United States Treasury Strip Principal](https://search.stillhousedata.com/security/912803EU3) | — | $72.9M | 170.27% |
| [United States Treasury Strip Coupon](https://search.stillhousedata.com/security/912834QV3) | — | $71.9M | 167.96% |
| [United States Treasury Strip Principal](https://search.stillhousedata.com/security/912803HN6) | — | $70.7M | 165.17% |
| [United States Treasury Strip Coupon](https://search.stillhousedata.com/security/912834RB6) | — | $68.4M | 159.72% |
| [United States Treasury Strip Principal](https://search.stillhousedata.com/security/912803HQ9) | — | $67.1M | 156.85% |
| [United States Treasury Strip Coupon](https://search.stillhousedata.com/security/912834RK6) | — | $66.6M | 155.63% |
| [United States Treasury Strip Coupon](https://search.stillhousedata.com/security/912834RR1) | — | $64.2M | 150.10% |
| [United States Treasury Strip Principal](https://search.stillhousedata.com/security/912803EY5) | — | $63.1M | 147.47% |
| [United States Treasury Strip Principal](https://search.stillhousedata.com/security/912803EV1) | — | $62.9M | 146.89% |
| [United States Treasury Strip Principal](https://search.stillhousedata.com/security/912803EZ2) | — | $62.8M | 146.79% |
| [United States Treasury Strip Coupon](https://search.stillhousedata.com/security/912834SZ2) | — | $62.5M | 146.12% |
| [United States Treasury Strip Principal](https://search.stillhousedata.com/security/912803HS5) | — | $62.1M | 145.01% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-05-31 | $4.3B |
| 2026-02-28 | $4.7B |
| 2025-11-30 | $4.8B |
| 2025-08-31 | $4.3B |
| 2025-05-31 | $4.1B |
| 2025-02-28 | $4.7B |
| 2024-11-30 | $4.9B |
| 2024-08-31 | $5.0B |

## More

- [Registrant: VANGUARD WORLD FUND](https://search.stillhousedata.com/registrant/52848)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000018789.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.