# Calvert US Mid-Cap Core Responsible Index ETF

Calvert US Mid-Cap Core Responsible Index ETF is a ETF series of Morgan Stanley ETF Trust (series S000077961). Net assets $83.2M as of 2026-03-31. Index fund.

## Profile

- Series ID: S000077961
- Registrant: Morgan Stanley ETF Trust
- LEI: 549300OKWKTNOIZRNK31
- Net assets: $83.2M
- Total assets: $84.6M
- As of: 2026-03-31
- Type: ETF, Index

## Advisers

- [Morgan Stanley Investment Management Inc. (Advisor)](https://search.stillhousedata.com/firm/110353)

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [Morgan Stanley & Co. LLC](https://search.stillhousedata.com/security/61747C707) | — | $1.4M | 162.64% |
| [Corning, Inc.](https://search.stillhousedata.com/security/219350105) | — | $787K | 94.55% |
| [Vertiv Holdings Co.](https://search.stillhousedata.com/security/92537N108) | — | $704K | 84.61% |
| [Western Digital Corp.](https://search.stillhousedata.com/security/958102105) | — | $681K | 81.90% |
| [Marvell Technology, Inc.](https://search.stillhousedata.com/security/573874104) | — | $665K | 79.89% |
| [Sandisk Corp.](https://search.stillhousedata.com/security/80004C200) | — | $664K | 79.81% |
| Seagate Technology Holdings plc | — | $641K | 77.09% |
| [Quanta Services, Inc.](https://search.stillhousedata.com/security/74762E102) | — | $616K | 74.05% |
| [Cummins, Inc.](https://search.stillhousedata.com/security/231021106) | — | $564K | 67.78% |
| [Ross Stores, Inc.](https://search.stillhousedata.com/security/778296103) | — | $530K | 63.72% |
| [General Motors Co.](https://search.stillhousedata.com/security/37045V100) | — | $516K | 62.04% |
| [Warner Bros Discovery, Inc.](https://search.stillhousedata.com/security/934423104) | — | $513K | 61.71% |
| [Sempra](https://search.stillhousedata.com/security/816851109) | — | $498K | 59.80% |
| TE Connectivity plc | — | $476K | 57.24% |
| [Baker Hughes Co.](https://search.stillhousedata.com/security/05722G100) | — | $471K | 56.64% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $83.2M |
| 2025-12-31 | $86.5M |
| 2025-09-30 | $79.3M |
| 2025-06-30 | $72.8M |
| 2025-03-31 | $65.2M |
| 2024-12-31 | $65.4M |
| 2024-09-30 | $66.2M |
| 2024-06-30 | $55.1M |

## More

- [Registrant: Morgan Stanley ETF Trust](https://search.stillhousedata.com/registrant/1676326)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000077961.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.