Who are BlackRock MuniHoldings Fund, Inc.'s major customers?

BlackRock MuniHoldings Fund, Inc. (MHD) key customers include: Northfield Bancorp, Inc.. View the full customer network at chainsifter.com/chain/MHD.

What sector is BlackRock MuniHoldings Fund, Inc. in?

BlackRock MuniHoldings Fund, Inc. (MHD) operates in the general sector. ChainSifter tracks its verified supply chain relationships including suppliers, customers, and strategic partners.

BlackRock MuniHoldings Fund, Inc. (MHD): 2 Verified Supply Chain Relationships

0Suppliers

1Customers

1Debt Items

0Related Chains

Source-Backed Evidence Depth

BlackRock MuniHoldings Fund, Inc. (MHD) is shown with relationship data already present in ChainSifter's database. Counts below come from stored supply-chain records and filing/source URLs where available; missing source URLs are not filled in or estimated.

5Total relationships

3Distinct source URLs

3High confidence

0.768Average confidence

2026-10-28Latest database update

ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.

BlackRock MuniHoldings Fund, Inc. Suppliers

No suppliers on recordBlackRock MuniHoldings Fund, Inc. does not appear to disclose named supplier relationships in its verified regulatory filings, or upstream suppliers have not yet been identified. Our system processes new filings continuously.

BlackRock MuniHoldings Fund, Inc. Customers

Ticker	Name	Confidence	Evidence
NFBK	Northfield Bancorp, Inc.	80%	Alias reverse search [BlackRock]: NFBK 10-K (2026-04-28) mentions 'BlackRock' in supplier context. Excerpt: own to us who was the beneficial owner of more than 5% of the outstanding shares of common …

BlackRock MuniHoldings Fund, Inc. Debt Obligations

Instrument	Description	Confidence	Evidence
MHD-DEBT	Debt stack $477.2M	90%	Market cache reports total debt of $477.2M.

BlackRock MuniHoldings Fund, Inc. Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for BlackRock MuniHoldings Fund, Inc..

BlackRock MuniHoldings Fund, Inc. Ownership

Holder	Name	Confidence	Evidence
MHD-OWNER-KARPUS-MANAGEMENT-INC	Karpus Management, Inc.	90%	13F overlay lists Karpus Management, Inc. as top holder; 204 tracked holders.
DEFI	DEFI	62%	Alias reverse search [BlackRock]: DEFI 10-K (2026-03-31) mentions 'BlackRock' in partner context. Excerpt: vestments at Movile. Mick McLaughlin, born in 1970, is the U.S. Chief Executive Officer and …
NCIQ	NCIQ	62%	Alias reverse search [BlackRock]: NCIQ 10-K (2026-03-25) mentions 'BlackRock' in partner context. Excerpt: estments at Movile. Mick McLaughlin , born in 1970, is the U.S. Chief Executive Officer and …

BlackRock MuniHoldings Fund, Inc. Extended Supply Chain Network

No secondary connectionsNo correlated companies found through shared supply chain relationships.

BlackRock MuniHoldings Fund, Inc. Supply Chain