BLACKROCK MUNIYIELD QUALITY FUND III, INC. (MYI) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2026-03-07

BLACKROCK MUNIYIELD QUALITY FUND III, INC. (MYI) — no SEC Form 4 insider filings recorded in the last 90 days. InsiderAlpha tracks every MYI SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About BLACKROCK MUNIYIELD QUALITY FUND III, INC. (MYI)

SEC CIK	0000883412

Recent MYI Insider Transactions (Form 4)

Date	Insider	Role	Transaction	Shares	Price	Value	Filing
2026-02-23	KALINOSKI MICHAEL	Insider	J — Other acquisition / disposition	3.1K	—	—	SEC
2026-02-23	Harris Stayce D.	Insider	J — Other acquisition / disposition	10	—	—	SEC
2026-02-23	KALINOSKI MICHAEL	Insider	J — Other acquisition / disposition	1	—	—	SEC
2026-02-23	Toronto Dominion Investments, Inc.	10% Owner	J — Other acquisition / disposition	2.3K	—	—	SEC
2026-01-30	OCONNOR WALTER	Insider	M — Option exercise	354	—	—	SEC
2026-01-30	OCONNOR WALTER	Insider	D — Derivative transaction	354	$11.16	$4K	SEC
2026-01-30	KALINOSKI MICHAEL	Insider	D — Derivative transaction	115	$11.16	$1K	SEC
2026-01-30	KALINOSKI MICHAEL	Insider	M — Option exercise	115	—	—	SEC
2026-01-30	Romaglino Christian	Insider	M — Option exercise	170	—	—	SEC
2026-01-30	Romaglino Christian	Insider	D — Derivative transaction	170	$11.16	$2K	SEC
2024-10-29	Harris Stayce D.	Insider	P — Open-market purchase	10	$11.22	$112	SEC

All transactions sourced from SEC EDGAR Form 4 filings for BLACKROCK MUNIYIELD QUALITY FUND III, INC. (MYI). Updated in real time as new filings are submitted to the SEC.

Recent Insider Filings

2026-03-07 — Toronto Dominion Investments, Inc. (10% Owner)
2026-02-26 — Soccio Phillip (Insider)
2026-02-26 — Harris Stayce D. (Insider)
2026-02-26 — KALINOSKI MICHAEL (Insider)
2026-02-04 — OCONNOR WALTER (Insider)

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in MYI insider filings:

P	Open-market purchase by the insider
S	Open-market sale by the insider
A	Grant, award, or other acquisition from the issuer
M	Exercise or conversion of derivative security (e.g. options)
F	Payment of exercise price or tax liability via share withholding
G	Bona-fide gift of securities
D	Disposition to the issuer (e.g. share buyback participation)
J	Other acquisition or disposition
X	Exercise of in-the-money or at-the-money derivative security
C	Conversion of derivative security
V	Transaction voluntarily reported earlier than required

MYI Insider Trading — FAQ

What is the latest insider trade for MYI?: BLACKROCK MUNIYIELD QUALITY FUND III, INC. (MYI) had 0 insider filings in the last 90 days, with the most recent on 2026-03-07. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying MYI stock?: 0 insider purchases of MYI were filed in the last 90 days.
How many insiders are selling MYI stock?: 0 insider sales of MYI were filed in the last 90 days.
Where can I see MYI SEC filings (Form 4, 10-K, 10-Q, 8-K)?: InsiderAlpha aggregates every MYI SEC filing — Form 4 insider transactions, 10-K and 10-Q quarterly reports, and 8-K material event disclosures — in one timeline.

Learn More

Open the live MYI dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.