# Fidelity Merrimack Street Trust

Fidelity Merrimack Street Trust (CIK 1562565) is an SEC-registered fund company with 13 reporting fund series and $34.3B in net assets as of 2026-05-31.

## Registrant

- CIK: 1562565
- File number: 811-22796
- LEI: 549300782HVYOIE6CE74
- Address: 245 Summer Street, Boston, US-MA, 02210
- Phone: 1-800-FIDELITY
- Net assets: $34.3B
- Total assets: $41.5B
- Fund series: 13
- Latest report: 2026-05-31

## Fund series (13)

| Series | Net assets |
| --- | --- |
| [Fidelity Total Bond ETF](https://search.stillhousedata.com/fund/S000042567) | $26.1B |
| [Fidelity Investment Grade Securitized ETF](https://search.stillhousedata.com/fund/S000071132) | $4.5B |
| [Fidelity Low Duration Bond Factor ETF](https://search.stillhousedata.com/fund/S000062079) | $1.6B |
| [Fidelity Investment Grade Bond ETF](https://search.stillhousedata.com/fund/S000071131) | $498.6M |
| [Fidelity Low Duration Bond ETF](https://search.stillhousedata.com/fund/S000084018) | $409.3M |
| [Fidelity Limited Term Bond ETF](https://search.stillhousedata.com/fund/S000042569) | $401.2M |
| [Fidelity Corporate Bond ETF](https://search.stillhousedata.com/fund/S000040431) | $342.3M |
| [Fidelity Municipal Bond Opportunities ETF](https://search.stillhousedata.com/fund/S000089370) | $190.4M |
| [Fidelity Systematic Municipal Bond Index ETF](https://search.stillhousedata.com/fund/S000089371) | $178.4M |
| [Fidelity AAA CLO ETF](https://search.stillhousedata.com/fund/S000099377) | $45.0M |
| [Fidelity Tactical Bond ETF](https://search.stillhousedata.com/fund/S000079047) | $36.9M |
| [Fidelity Sustainable Core Plus Bond ETF](https://search.stillhousedata.com/fund/S000075900) | $11.8M |
| [Fidelity Sustainable Low Duration Bond ETF](https://search.stillhousedata.com/fund/S000075901) | $5.0M |

## Largest reported holdings (across all series)

| Holding | Value |
| --- | --- |
| [Fidelity Revere Street Trust](https://search.stillhousedata.com/security/31635A105) | $2.1M |
| [AGL CLO 17 LTD](https://search.stillhousedata.com/security/00120DAJ5) | $800K |
| [ARES LOAN FUNDING VIII LTD](https://search.stillhousedata.com/security/04021MAA6) | $751K |
| [DRYDEN 68 CLO LTD](https://search.stillhousedata.com/security/26252QAS1) | $600K |
| [DIAMETER CAP CLO 5 LTD / LLC](https://search.stillhousedata.com/security/25255RAL3) | $551K |
| [DRYDEN SENIOR LOAN FUND](https://search.stillhousedata.com/security/262484AN8) | $551K |
| [CANYON CAPITAL CLO 2021-2 LTD](https://search.stillhousedata.com/security/13877EAL6) | $550K |
| [MAGNETITE XXIII LTD](https://search.stillhousedata.com/security/55954NAS8) | $550K |
| [BENEFIT STREET PARTNERS CLO XXV LTD](https://search.stillhousedata.com/security/08186YAL8) | $550K |
| [LAKESIDE PK CLO LTD / LAKESIDE PK CLO LLC](https://search.stillhousedata.com/security/51218YAA4) | $550K |
| [CIFC FDG 2022-II LTD / CIFC FDG 2022-II LLC](https://search.stillhousedata.com/security/12567MAN1) | $549K |
| [AIMCO CLO 23 LTD](https://search.stillhousedata.com/security/00901JAA6) | $542K |
| [OCP CLO 2024-36 LTD / OCP CLO 2024-36 LLC](https://search.stillhousedata.com/security/67570EAA6) | $501K |
| [OAK HILL CREDIT PARTNERS LTD](https://search.stillhousedata.com/security/67121NAC6) | $501K |
| [BENEFIT STREET PARTNERS CLO XX LTD](https://search.stillhousedata.com/security/08182FAY5) | $501K |

## More

- [CIK 1562565 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1562565&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/registrant/1562565.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

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.