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Stocks/MYI/SEC Filings/SCHEDULE 13G/A Aug 14, 2026

MYI SCHEDULE 13G/A: SEC filing

BlackRock

Filed with the SEC on Aug 14, 2026 · accession 0001398344-26-014622

MYI filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Aug 14, 2026. BlackRock filed an amended Schedule 13G indicating a change in its passive ownership position in BlackRock MuniYield Quality Fund III, Inc. (MYI). The stock moved -0.5% by the first close after the filing.

Summary of the filing

BlackRock filed an amended Schedule 13G indicating a change in its passive ownership position in BlackRock MuniYield Quality Fund III, Inc. (MYI). The filing reflects BlackRock's holdings as of the amendment date.

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Key details

Filer/shareholderBlackRock, Inc.
IssuerBlackRock MuniYield Quality Fund III, Inc.

How MYI stock reacted

Close before

$10.88

Aug 13, 2026

First close after

-0.46%

$10.83

5 trading days

-1.47%

$10.72

Since filing

-5.42%

$10.29

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Frequently asked questions

What did MYI file with the SEC on Aug 14, 2026?

MYI filed a SCHEDULE 13G/A (SEC filing). BlackRock filed an amended Schedule 13G indicating a change in its passive ownership position in BlackRock MuniYield Quality Fund III, Inc. (MYI). The filing reflects BlackRock's holdings as of the amendment date.

How do I read a SCHEDULE 13G/A?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13G/A (schedule 13g/a): A report the company filed with the SEC (the US market regulator).

How did MYI stock react to this filing?

MYI closed at $10.88 before the filing and $10.83 on Aug 14, 2026 (-0.46%). Five trading days later: $10.72 (-1.47%).

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Source: SEC EDGAR filing 0001398344-26-014622. The summary and key details are extracted by SEPT from the filing and may contain errors. Price reaction uses daily closing prices. Not financial advice.