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MYI

BlackRock MuniYield Quality Fund III, Inc.Closed

9.59+0.05 +0.52%USD

NYSE · as of Oct 13, 16:00 ET · 20m delayAfter hours 9.59 0.00%

Open

9.56

Prev close

9.54

Day range

9.499.64

52-week range

9.3711.46

Volume

1.63M3.21×

Mkt cap

1.17B

P/E ttm

11.42

Fwd P/E

—

EPS ttm

0.8400

Div yield

6.94%

Earnings

—

From 52w high

−16.32%

Price Chart

Yahoo Finance · delayed

MYIOct 13, 2026O 9.56H 9.64L 9.49C 9.59+0.05 (+0.52%)Vol 1.63M

SMA 5010.29
SMA 20010.78

1Y change −13.53% since Oct 13, 2025 close539 bars loadedTimes in America/New_YorkDraw from the left toolbar · click a drawing to edit · right-click for alerts and export

MYI BlackRock MuniYield Quality Fund III, Inc. · Last Guard Finance

SEAS

Seasonality · MYI

2007–2026 · monthly returns

Strongest month Jan +1.84%Weakest month Oct −1.97%Averages use completed years only. Past seasonality doesn't predict future returns.

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
2026	2.7	0.8	-6.6	2.8	1.9	1.0	-4.1	0.5	-10.1	-0.4			−11.8%
2025	1.4	0.8	-2.7	-3.9	-1.2	0.6	-1.0	2.1	4.5	-0.4	-0.9	-0.6	−1.5%
2024	-3.1	1.3	0.3	-4.6	0.0	2.3	1.7	1.8	3.6	-6.1	3.2	-5.1	−5.2%
2023	2.8	-5.3	3.9	-1.9	-2.6	1.0	1.7	-5.9	-8.8	0.4	13.8	6.7	+3.8%
2022	-8.8	-1.0	-6.3	-5.9	2.1	-3.3	5.0	-5.6	-9.8	-3.7	11.1	0.5	−24.4%
2021	0.0	-3.4	2.1	0.5	2.4	1.2	1.8	-0.8	-2.1	-1.7	2.3	0.4	+2.6%
2020	4.1	0.4	-9.4	-5.9	7.7	0.6	4.1	-0.8	0.0	-0.1	3.7	3.7	+7.0%
2019	3.2	1.4	2.5	0.1	1.6	0.4	1.8	1.9	-0.9	-0.7	0.1	0.1	+12.0%
2018	-7.5	-0.5	-0.5	-1.8	1.7	-0.2	-1.1	0.0	-3.0	-3.6	1.9	1.5	−12.7%
2017	2.2	-0.7	0.6	0.6	2.8	-0.8	2.6	-0.5	-1.7	-2.0	0.0	-1.7	+1.2%
2016	1.4	-0.9	1.8	1.4	-0.5	2.9	-0.1	-0.7	-2.1	-6.9	-5.3	1.7	−7.3%
2015	4.9	-3.3	-0.5	1.8	-3.1	-1.9	2.1	0.1	-0.6	2.2	1.5	1.6	+4.7%
2014	5.0	0.5	1.8	2.6	0.4	-1.4	-2.5	3.0	-1.2	2.0	-1.0	1.7	+11.1%
2013	2.4	-1.2	-1.4	0.3	-8.4	-0.4	-8.3	-3.0	5.4	-0.8	-6.1	3.8	−17.3%
2012	5.4	-0.9	-3.8	2.7	1.1	1.7	5.4	-1.5	1.8	0.6	2.6	-6.5	+8.2%
2011	-2.4	-0.5	-0.5	0.2	4.0	-0.1	-3.0	5.7	2.8	-0.9	3.4	4.4	+13.4%
2010	2.7	2.9	1.0	0.3	0.6	4.6	2.5	1.6	-1.5	-0.8	-5.6	-6.0	+1.7%
2009	15.5	2.3	1.8	2.8	2.6	-1.0	6.9	1.6	3.5	-5.3	1.0	0.5	+35.3%
2008	6.1	-9.5	1.7	4.0	0.9	-5.8	-0.5	-1.4	-14.9	-6.6	-9.9	5.0	−28.7%
2007	-0.3	0.5	1.4	-0.3	-1.7	-2.7	-0.8	-2.6	1.5	-3.0	-2.1	-0.5	−10.2%

INSD

Insider Activity · MYI

Market-wide insider buying →Congress trades →SEC Form 4 filings via Yahoo Finance

Buys, 6 months

0 shares

Sells, 6 months

— shares

Net shares

Net change in insider shares

—

Date	Insider	Transaction	Shares	Value
Jan 29, 2026	O'Connor Walter COther Executive	—	354	—
Jan 29, 2026	Kalinoski MichaelOther Executive	—	114	—
Jan 29, 2026	Romaglino ChristianOther Executive	—	169	—
Jan 30, 2025	O'Connor Walter COther Executive	—	150	—
Jan 30, 2025	Kalinoski MichaelOther Executive	—	130	—
Jan 30, 2025	Romaglino ChristianOther Executive	—	314	—
Oct 28, 2024	Harris Stayce D.Director	Purchase at price 11.22 per share.	10	$112

MYI

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Key Statistics

Performance

Valuation & ownership

Technicals (daily)

Analyst Consensus

Financial Snapshot

About BlackRock MuniYield Quality Fund III, Inc.

News

Seasonality · MYI

Insider Activity · MYI

Congress Trades · MYI

Investors Holding MYI

Investors Holding MYI

Congress Trades · MYI

Insider Activity · MYI

Key Statistics

Performance

Valuation & ownership

Technicals (daily)

Analyst Consensus

Financial Snapshot

About BlackRock MuniYield Quality Fund III, Inc.

News

Earnings & Dividends

Seasonality · MYI