# MacKay Municipal Opportunities Allocation Fund B LP — Form D/A

MacKay Municipal Opportunities Allocation Fund B LP of New York, NY, a pooled investment fund, filed a Form D amendment with the SEC on 2025-10-22. $1.1B was reported sold. Industry: Pooled Investment Fund.

## Offering

- Filed: 2025-10-22
- Form: D/A
- Accession: 0001769478-25-000003
- Industry: Pooled Investment Fund
- Exemptions: 06b, 3C, 3C.7
- Amount sold: $1.1B
- Minimum investment: $250K
- Investors: 1,663
- Date of first sale: 2019-04-01
- Security types: fund interests
- SEC file number: 021-334012

## Issuer

- Name: MacKay Municipal Opportunities Allocation Fund B LP
- CIK: 0001769478
- Entity type: Limited Partnership
- Jurisdiction: DELAWARE
- Incorporated: 2019
- Address: 299 Park Avenue, New York, NY, 10171
- Phone: (212) 758-5400

## Officers, directors & promoters (5)

| Name | Role | Location |
| --- | --- | --- |
| Robert A DiMella | Executive Officer | El Segundo, CA |
| John M Loffredo | Executive Officer | Princeton, NJ |
| N/A MacKay Municipal Managers Opportunities Allocation GP LLC | Promoter | New York, NY |
| N/A MacKay Shields LLC | Promoter | New York, NY |
| N/A MacKay Municipal Managers Opportunities Allocation GP LLC | Executive Officer | New York, NY |

## Other filings by this issuer (7)

| Filed | Form | Offering | Sold |
| --- | --- | --- | --- |
| [2024-10-22](https://search.stillhousedata.com/formd/0001137439-24-001450) | D/A | — | $1.0B |
| [2024-03-06](https://search.stillhousedata.com/formd/0001137439-24-000698) | D/A | — | $1.0B |
| [2023-03-06](https://search.stillhousedata.com/formd/0001567619-23-004498) | D/A | — | $997.4M |
| [2022-03-04](https://search.stillhousedata.com/formd/0001567619-22-006360) | D/A | — | $965.2M |
| [2021-03-04](https://search.stillhousedata.com/formd/0001567619-21-005637) | D/A | — | $788.3M |
| [2020-03-04](https://search.stillhousedata.com/formd/0001567619-20-005574) | D/A | — | $629.1M |
| [2019-03-04](https://search.stillhousedata.com/formd/0001567619-19-006000) | D | — | — |

## More

- [CIK 1769478 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1769478&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0001769478-25-000003.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.