# iShares Russell Mid-Cap Growth ETF

iShares Russell Mid-Cap Growth ETF is a ETF series of iShares Trust (series S000004336). Net assets $18.7B as of 2026-03-31. Index fund.

## Profile

- Series ID: S000004336
- Registrant: iShares Trust
- LEI: 5493004I787UFE6AN650
- Net assets: $18.7B
- Total assets: $19.5B
- As of: 2026-03-31
- Type: ETF, Index

## Advisers

- [BlackRock Fund Advisors (Advisor)](https://search.stillhousedata.com/firm/105247)

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [BlackRock Funds III](https://search.stillhousedata.com/security/066922519) | — | $809.4M | 433.85% |
| [Vertiv Holdings Co.](https://search.stillhousedata.com/security/92537N108) | — | $639.7M | 342.90% |
| [Howmet Aerospace, Inc.](https://search.stillhousedata.com/security/443201108) | — | $620.1M | 332.40% |
| Royal Caribbean Cruises Ltd. | — | $467.8M | 250.78% |
| [Hilton Worldwide Holdings, Inc.](https://search.stillhousedata.com/security/43300A203) | — | $465.4M | 249.46% |
| [Cloudflare, Inc.](https://search.stillhousedata.com/security/18915M107) | — | $434.1M | 232.67% |
| [Quanta Services, Inc.](https://search.stillhousedata.com/security/74762E102) | — | $420.3M | 225.30% |
| [Cencora, Inc.](https://search.stillhousedata.com/security/03073E105) | — | $386.0M | 206.89% |
| [Targa Resources Corp.](https://search.stillhousedata.com/security/87612G101) | — | $357.4M | 191.55% |
| [Vistra Corp.](https://search.stillhousedata.com/security/92840M102) | — | $341.3M | 182.93% |
| [Monolithic Power Systems, Inc.](https://search.stillhousedata.com/security/609839105) | — | $339.6M | 182.02% |
| [Comfort Systems USA, Inc.](https://search.stillhousedata.com/security/199908104) | — | $321.9M | 172.54% |
| [IDEXX Laboratories, Inc.](https://search.stillhousedata.com/security/45168D104) | — | $300.4M | 161.01% |
| [Fastenal Co.](https://search.stillhousedata.com/security/311900104) | — | $293.5M | 157.35% |
| [Carvana Co.](https://search.stillhousedata.com/security/146869102) | — | $285.2M | 152.86% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $18.7B |
| 2025-12-31 | $20.5B |
| 2025-09-30 | $20.7B |
| 2025-06-30 | $19.3B |
| 2025-03-31 | $16.6B |
| 2024-12-31 | $17.5B |
| 2024-09-30 | $15.0B |
| 2024-06-30 | $17.6B |

## More

- [Registrant: iShares Trust](https://search.stillhousedata.com/registrant/1100663)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000004336.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.