# iShares Micro-Cap ETF

iShares Micro-Cap ETF is a ETF series of iShares Trust (series S000004439). Net assets $1.2B as of 2026-03-31. Index fund.

## Profile

- Series ID: S000004439
- Registrant: iShares Trust
- LEI: 549300RWAE45TBJ0XD47
- Net assets: $1.2B
- Total assets: $1.5B
- 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) | — | $252.4M | 2079.19% |
| [Praxis Precision Medicines, Inc.](https://search.stillhousedata.com/security/74006W207) | — | $21.0M | 172.74% |
| [Applied Digital Corp.](https://search.stillhousedata.com/security/038169207) | — | $14.2M | 117.18% |
| [Applied Optoelectronics, Inc.](https://search.stillhousedata.com/security/03823U102) | — | $14.1M | 116.13% |
| [Cogent Biosciences, Inc.](https://search.stillhousedata.com/security/19240Q201) | — | $13.9M | 114.35% |
| [Terns Pharmaceuticals, Inc.](https://search.stillhousedata.com/security/880881107) | — | $12.7M | 104.92% |
| [Terawulf, Inc.](https://search.stillhousedata.com/security/88080T104) | — | $11.3M | 92.79% |
| [Energy Fuels, Inc.](https://search.stillhousedata.com/security/292671708) | — | $10.8M | 89.06% |
| [Cipher Digital, Inc.](https://search.stillhousedata.com/security/17253J106) | — | $10.5M | 86.71% |
| [Celcuity, Inc.](https://search.stillhousedata.com/security/15102K100) | — | $10.1M | 83.16% |
| [Vistance Networks, Inc.](https://search.stillhousedata.com/security/20337X109) | — | $10.0M | 82.48% |
| [Tutor Perini Corp.](https://search.stillhousedata.com/security/901109108) | — | $8.7M | 71.37% |
| [Erasca, Inc.](https://search.stillhousedata.com/security/29479A108) | — | $7.7M | 63.73% |
| [GPGI, Inc.](https://search.stillhousedata.com/security/20459V105) | — | $7.7M | 63.45% |
| [Dianthus Therapeutics, Inc.](https://search.stillhousedata.com/security/252828108) | — | $7.6M | 62.53% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $1.2B |
| 2025-12-31 | $1.1B |
| 2025-09-30 | $985.0M |
| 2025-06-30 | $818.1M |
| 2025-03-31 | $799.7M |
| 2024-12-31 | $956.2M |
| 2024-09-30 | $900.0M |
| 2024-06-30 | $799.9M |

## More

- [Registrant: iShares Trust](https://search.stillhousedata.com/registrant/1100663)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000004439.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.