# Fidelity ZERO Extended Market Index Fund

Fidelity ZERO Extended Market Index Fund is a registered fund series of Fidelity Concord Street Trust (series S000063103). Net assets $2.4B as of 2026-04-30. Index fund.

## Profile

- Series ID: S000063103
- Registrant: Fidelity Concord Street Trust
- LEI: 549300GMFZRNXRFI1E67
- Net assets: $2.4B
- Total assets: $2.5B
- As of: 2026-04-30
- Type: Index

## Advisers

- [Fidelity Management & Research Company LLC (Advisor)](https://search.stillhousedata.com/firm/108281)
- [Geode Capital Management, LLC (Subadvisor)](https://search.stillhousedata.com/firm/115504)

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [Fidelity Revere Street Trust](https://search.stillhousedata.com/security/31635A303) | — | $102.5M | 423.87% |
| [ASTERA LABS INC](https://search.stillhousedata.com/security/04626A103) | — | $9.1M | 37.62% |
| FABRINET | — | $8.6M | 35.64% |
| NVENT ELECTRIC PLC | — | $8.1M | 33.55% |
| [EVERPURE INC](https://search.stillhousedata.com/security/74624M102) | — | $7.9M | 32.62% |
| [BWX TECHNOLOGIES INC](https://search.stillhousedata.com/security/05605H100) | — | $7.0M | 28.79% |
| [MKS INC](https://search.stillhousedata.com/security/55306N104) | — | $6.7M | 27.73% |
| [LOEWS CORP](https://search.stillhousedata.com/security/540424108) | — | $6.7M | 27.61% |
| [RBC BEARINGS INC](https://search.stillhousedata.com/security/75524B104) | — | $6.7M | 27.54% |
| [REDDIT INC](https://search.stillhousedata.com/security/75734B100) | — | $6.7M | 27.53% |
| [AFFIRM HOLDINGS INC](https://search.stillhousedata.com/security/00827B106) | — | $6.6M | 27.35% |
| [ITT INC](https://search.stillhousedata.com/security/45073V108) | — | $6.5M | 26.82% |
| [NEXTPOWER INC](https://search.stillhousedata.com/security/65290E101) | — | $6.2M | 25.74% |
| [API GROUP CORP](https://search.stillhousedata.com/security/00187Y100) | — | $6.2M | 25.51% |
| [EAST WEST BANCORP INC](https://search.stillhousedata.com/security/27579R104) | — | $6.1M | 25.31% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-04-30 | $2.4B |
| 2026-01-31 | $2.2B |
| 2025-10-31 | $2.0B |
| 2025-07-31 | $1.8B |
| 2025-04-30 | $1.6B |
| 2025-01-31 | $1.9B |
| 2024-10-31 | $1.7B |
| 2024-07-31 | $1.7B |

## More

- [Registrant: Fidelity Concord Street Trust](https://search.stillhousedata.com/registrant/819118)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000063103.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.