# First Trust Indxx Aerospace & Defense ETF

First Trust Indxx Aerospace & Defense ETF is a ETF series of First Trust Exchange-Traded Fund (series S000077603). Net assets $1.4B as of 2026-03-31. Index fund.

## Profile

- Series ID: S000077603
- Registrant: First Trust Exchange-Traded Fund
- LEI: 549300JW3W23RZME4D92
- Net assets: $1.4B
- Total assets: $1.4B
- As of: 2026-03-31
- Type: ETF, Index

## Advisers

- [First Trust Advisors L.P. (Advisor)](https://search.stillhousedata.com/firm/107027)

## Top holdings (39 reported)

_Showing 15 of 39 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [Lockheed Martin Corporation](https://search.stillhousedata.com/security/539830109) | — | $137.8M | 956.40% |
| [RTX Corp.](https://search.stillhousedata.com/security/75513E101) | — | $126.7M | 879.22% |
| [General Dynamics Corporation](https://search.stillhousedata.com/security/369550108) | — | $120.0M | 833.25% |
| [GE Aerospace](https://search.stillhousedata.com/security/369604301) | — | $109.2M | 758.14% |
| [Boeing Co.](https://search.stillhousedata.com/security/097023105) | — | $105.0M | 729.11% |
| [Northrop Grumman Corporation](https://search.stillhousedata.com/security/666807102) | — | $68.2M | 473.60% |
| [Howmet Aerospace Inc](https://search.stillhousedata.com/security/443201108) | — | $65.3M | 453.59% |
| [L3 Harris Technologies Inc](https://search.stillhousedata.com/security/502431109) | — | $63.6M | 441.60% |
| [AST SpaceMobile Inc.](https://search.stillhousedata.com/security/00217D100) | — | $52.5M | 364.48% |
| [TRANSDIGM GROUP INC](https://search.stillhousedata.com/security/893641100) | — | $51.5M | 357.65% |
| FTAI Aviation Ltd | — | $48.4M | 336.03% |
| [Heico Corp](https://search.stillhousedata.com/security/422806109) | — | $48.0M | 333.14% |
| [Curtiss-Wright Corp.](https://search.stillhousedata.com/security/231561101) | — | $47.9M | 332.74% |
| [ROCKET LAB CORP](https://search.stillhousedata.com/security/773121108) | — | $46.8M | 325.14% |
| [Woodward Inc.](https://search.stillhousedata.com/security/980745103) | — | $42.1M | 292.30% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $1.4B |
| 2025-12-31 | $1.3B |
| 2025-09-30 | $206.9M |
| 2025-06-30 | $160.3M |
| 2025-03-31 | $123.8M |
| 2024-12-31 | $111.1M |
| 2024-09-30 | $87.2M |
| 2024-06-30 | $65.8M |

## More

- [Registrant: First Trust Exchange-Traded Fund](https://search.stillhousedata.com/registrant/1329377)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000077603.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.