NYSE · MYI · stock
BlackRock Muniyield Quality Fund Iii, INC. (MYI) stock price history
Every NYSE trading session of BlackRock Muniyield Quality Fund Iii, INC. from Apr 13, 1992 to Sep 28, 2026: 8,675 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
MYI adjusted close, 1992 to 2026
- $11.60
- All time high, 2021
- $11.15
- 52 week high, $9.50 low
- 8,675
- Daily sessions since 1992
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 1992 to 2026 series and minute bars.
MYI key facts
- BlackRock Muniyield Quality Fund Iii, INC. (MYI) closed at $9.58 on Sep 28, 2026 on NYSE.
- MYI's all time high close is $11.60, set on Aug 25, 2021; its all time low close is $1.62 on Nov 8, 1994.
- MYI's 52 week range is $9.50 to $11.15.
- MYI returned -8.0% over the year to Sep 28, 2026 and -15.0% over five years.
- Over ten years MYI returned +4%, +0.4% a year compounded.
- MYI's deepest drawdown was -43.9% from May 4, 2007 to Oct 10, 2008.
- DataCedar holds 8,675 daily sessions of MYI history from Apr 13, 1992 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
MYI price chart, 1992 to 2026
MYI returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -10.8% |
| 3 months | -12.9% |
| 6 months | -6.4% |
| Year to date | -8.6% |
| 1 year | -8.0% |
| 3 years | +19.4% |
| 5 years | -15.0% |
| 10 years | +3.9% |
| Since Apr 13, 1992 | +408.2% |
| Compound annual growth, 34.5 years | +4.8% |
MYI records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $11.60 on Aug 25, 2021
- All time low close
- $1.62 on Nov 8, 1994
- 52 week high
- $11.15 on Jun 30, 2026
- 52 week low
- $9.50 on Sep 28, 2026
- Deepest drawdown
- -43.9% from May 4, 2007 to Oct 10, 2008, recovered Sep 4, 2009
- Best single session
- +15.1% on Oct 13, 2008
- Worst single session
- -11.4% on Oct 8, 2008
- Volatility, 1 year annualised
- 9.2%
- Sessions closing higher, 1 year
- 47%
- Growth of 1 since 1992
- 5.1×
- Best calendar year
- 2009, +44%
- Worst calendar year
- 2008, -24%
MYI price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 1992 starts on Apr 13, 1992; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $10.49 | $11.15 | $9.50 | $9.58 | -8.7% | 54.8M | 185 |
| 2025 | $10.04 | $11.00 | $9.19 | $10.49 | +4.8% | 50.2M | 250 |
| 2024 | $9.91 | $10.79 | $9.42 | $10.01 | +0.6% | 59.2M | 252 |
| 2023 | $9.19 | $9.97 | $7.89 | $9.95 | +8.8% | 50.8M | 250 |
| 2022 | $11.48 | $11.48 | $8.06 | $9.14 | -20.5% | 51.1M | 251 |
| 2021 | $10.76 | $11.60 | $10.32 | $11.50 | +7.0% | 27.2M | 252 |
| 2020 | $9.62 | $10.76 | $6.95 | $10.74 | +11.7% | 33.7M | 253 |
| 2019 | $8.19 | $9.80 | $8.19 | $9.62 | +17.1% | 31.3M | 252 |
| 2018 | $8.93 | $9.00 | $7.77 | $8.22 | -8.0% | 53.5M | 251 |
| 2017 | $8.32 | $9.44 | $8.30 | $8.93 | +7.1% | 24.8M | 251 |
| 2016 | $8.51 | $9.47 | $8.04 | $8.34 | -2.0% | 34.7M | 252 |
| 2015 | $7.64 | $8.50 | $7.58 | $8.50 | +11.5% | 29.4M | 252 |
| 2014 | $6.42 | $7.74 | $6.39 | $7.63 | +18.6% | 32.7M | 252 |
| 2013 | $7.32 | $7.75 | $5.98 | $6.43 | -11.9% | 54.8M | 252 |
| 2012 | $6.38 | $7.86 | $6.18 | $7.30 | +14.6% | 35.9M | 250 |
| 2011 | $5.25 | $6.40 | $4.74 | $6.37 | +21.5% | 33.2M | 252 |
| 2010 | $4.84 | $6.00 | $4.84 | $5.25 | +8.2% | 34.7M | 252 |
| 2009 | $3.39 | $5.11 | $3.39 | $4.85 | +43.8% | 26.6M | 252 |
| 2008 | $4.46 | $4.84 | $2.60 | $3.37 | -24.4% | 36.3M | 253 |
| 2007 | $4.73 | $4.91 | $4.23 | $4.46 | -5.7% | 28M | 251 |
| 2006 | $4.78 | $4.86 | $4.28 | $4.73 | -1.0% | 19.2M | 251 |
| 2005 | $4.25 | $4.90 | $4.20 | $4.78 | +12.4% | 20.6M | 252 |
| 2004 | $4.12 | $4.40 | $3.70 | $4.25 | +3.3% | 26.8M | 252 |
| 2003 | $3.79 | $4.21 | $3.63 | $4.11 | +7.9% | 19.3M | 252 |
| 2002 | $3.56 | $3.96 | $3.37 | $3.81 | +6.9% | 20.4M | 252 |
| 2001 | $3.19 | $3.87 | $3.18 | $3.56 | +12.1% | 21M | 248 |
| 2000 | $2.59 | $3.24 | $2.46 | $3.18 | +24.0% | 23.6M | 252 |
| 1999 | $3.33 | $3.35 | $2.50 | $2.57 | -23.0% | 28.8M | 252 |
| 1998 | $2.92 | $3.42 | $2.76 | $3.33 | +13.7% | 17.2M | 252 |
| 1997 | $2.41 | $2.93 | $2.41 | $2.93 | +21.8% | 21.9M | 253 |
| 1996 | $2.23 | $2.48 | $2.23 | $2.41 | +6.8% | 19M | 254 |
| 1995 | $1.82 | $2.34 | $1.82 | $2.25 | +24.1% | 18.4M | 252 |
| 1994 | $2.24 | $2.36 | $1.62 | $1.82 | -19.6% | 25.7M | 252 |
| 1993 | $1.90 | $2.31 | $1.90 | $2.26 | +17.7% | 16.1M | 253 |
| 1992 | $1.89 | $2.02 | $1.81 | $1.92 | n/a | 6.7M | 183 |
MYI monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $9.58 | -10.6% |
| August 2026 | $10.71 | +0.5% |
| July 2026 | $10.66 | -3.6% |
| June 2026 | $11.05 | +1.5% |
| May 2026 | $10.89 | +2.4% |
| April 2026 | $10.64 | +3.3% |
| March 2026 | $10.30 | -6.1% |
| February 2026 | $10.97 | +1.3% |
| January 2026 | $10.82 | +3.2% |
| December 2025 | $10.49 | -0.1% |
| November 2025 | $10.50 | -0.4% |
| October 2025 | $10.55 | +0.1% |
About the MYI data
Daily bars. 8,675 sessions from Apr 13, 1992 to Sep 28, 2026, one row per NYSE trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 13, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are NYSE trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Apr 13, 1992, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/MYI/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE
- MX MAGNACHIP SEMICONDUCTOR Corp
- MXE Mexico Equity & Income Fund INC
- MXF Mexico Fund INC
- MYE Myers Industries INC
- MYN BlackRock Muniyield New York Quality Fund, INC.
- MZYX MOZAYYX Acquisition Corp.
- MZYX.U MOZAYYX Acquisition Corp. Units, each consisting of one Class A ordinary share and one-quarter of one redeemable warrant
- MZYX.W MOZAYYX Acquisition Corp. Redeemable warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50
Common questions
MYI share price history
