Company: MYI
Filing Date: 2025-09-05
Form Type: 424B3
Source: 0001193125-25-196285
Chunk: 256

Company: BLACKROCK MUNIYIELD QUALITY FUND III, INC.
Filing Date: 2025-09-05
Form: 424B3
Chunk 256
---
 |  60,726 |    |     | $          |  57,997 |    |     | $          |  56,198 |    |
| Asset coverage per $1,000 of TOB Trust Certificates, end of period(l)                       |     | $           |   6,624 |      |     | $          |   9,404 |    |     | $          |  94,029 |    |     | $           |   8,886 |         |     |            |     N/A |    |     |            |     N/A |    |     |            |     N/A |    |
| Portfolio turnover rate                                                                     |     |             |       8 | %    |     |            |      38 | %  |     |            |      51 | %  |     |             |       4 | %       |     |            |      14 | %  |     |            |      13 | %  |     |            |      18 | %  |

| (a) | Based on average Common Shares outstanding. |

| (b) | Distributions for annual periods determined in accordance with U.S. federal income tax regulations. |

145

| (c) | A portion of the distributions from net investment income may be deemed a return of capital or net realized 
 gain at fiscal year-end.                                                                                    |

| (d) | Total returns based on market price, which can be significantly greater or less than the net asset value, may                                                                       
 result in substantially different returns. Where applicable, excludes the effects of any sales charges and assumes the reinvestment of distributions at actual reinvestment prices. |

| (e) | Not annualized. |

| (f) | Excludes fees and expenses incurred indirectly as a result of investments in underlying funds. |

| (g) | Annualized. |

| (h) | Audit and printing costs were not annualized in the calculation of the expense ratios. If these expenses were                                                                                                                                             
 annualized, the total expenses, total expenses after fees waived and/or reimbursed and total expenses after fees waived and/or reimbursed and excluding interest expense, fees and amortization of offering costs would have been 2.31%, 2.31% and 1.01%, 
 respectively.                                                                                                                                                                                                                                             |

| (i) | Interest expense, fees and amortization of offering costs related to TOB Trusts and/or VMTP Shares. See Note