BlackRock Muniyield Quality Fund III, Inc.
MYI- Exchange
- NYSE
- SEC CIK
- 0000883412
No open-market purchases or sales by BlackRock Muniyield Quality Fund III, Inc. insiders were filed in the last 90 days; 156 institutions reported holding it in 13F filings for Q2 2026, worth $431.8M in total; no superinvestor holds it.
13F holders, Q2 2025
Institutional positions in BlackRock Muniyield Quality Fund III, Inc. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 97
- −2 vs. Q1 2025
- Shares held
- 18.4M
- −299.5K (−1.6%) vs. Q1 2025
- Total value
- $193.5M
- −$12.7M (−6.2%) vs. Q1 2025
- New holders
- 15
- 24 more added
- Sold out
- 17
- 25 more reduced
1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MYI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 156 | $431.8M |
| Q1 2026 | 152 | $429.7M |
| Q4 2025 | 109 | $209.3M |
| Q3 2025 | 94 | $198.9M |
| Q2 2025 | 97 | $193.5M |
| Q1 2025 | 100 | $206.5M |
| Q4 2024 | 102 | $210.2M |
| Q3 2024 | 100 | $221.6M |
| Q2 2024 | 108 | $223.1M |
| Q1 2024 | 104 | $246.3M |
| Q4 2023 | 105 | $273.8M |
| Q3 2023 | 102 | $232.9M |
| Q2 2023 | 98 | $258.8M |
| Q1 2023 | 98 | $274.8M |
| Q4 2022 | 107 | $273.4M |
| Q3 2022 | 101 | $221.3M |
| Q2 2022 | 101 | $254.5M |
| Q1 2022 | 106 | $267.0M |
| Q4 2021 | 104 | $318.4M |
| Q3 2021 | 100 | $296.1M |
| Q2 2021 | 104 | $335.3M |
| Q1 2021 | 105 | $333.4M |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding BlackRock Muniyield Quality Fund III, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 2,723,830 | $28.6M | 0.00% | −171,232−5.9% | Reduced |
| Rivernorth Capital Management, LLC | 1,989,301 | $20.9M | 1.15% | +156,900+8.6% | Added |
| Guggenheim Capital LLC | 1,280,694 | $13.4M | 0.11% | −78,278−5.8% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 1,253,715 | $13.2M | 0.53% | +188,211+17.7% | Added |
| Stifel Financial Corp | 1,109,947 | $11.6M | 0.01% | −71,438−6.0% | Reduced |
| Raymond James Financial Inc | 908,337 | $9.53M | 0.00% | −78,595−8.0% | Reduced |
| UBS Group AG | 739,634 | $7.76M | 0.00% | −47,095−6.0% | Reduced |
| Bank of America Corp | 714,536 | $7.50M | 0.00% | −214,917−23.1% | Reduced |
| Pathstone Holdings, LLC | 643,868 | $6.75M | 0.03% | −412,037−39.0% | Reduced |
| Robinson Capital Management, LLC | 504,646 | $5.29M | 2.22% | +64,400+14.6% | Added |
| Allianz Asset Management GmbH | 490,934 | $5.15M | 0.01% | 00.0% | Unchanged |
| Van Eck Associates Corp | 413,753 | $4.34M | 0.00% | +9,945+2.5% | Added |
| Advisors Asset Management, Inc. | 390,021 | $4.09M | 0.07% | +36,349+10.3% | Added |
| City of London Investment Management Co Ltd | 348,844 | $3.66M | 0.34% | −106,555−23.4% | Reduced |
| Karpus Management, Inc. | 327,800 | $3.44M | 0.11% | +9,600+3.0% | Added |
| Wells Fargo & Company | 312,619 | $3.28M | 0.00% | +5,878+1.9% | Added |
| Sit Investment Associates Inc | 302,340 | $3.17M | 0.07% | +9,900+3.4% | Added |
| Capital Investment Advisors, LLC | 258,677 | $2.71M | 0.05% | −3,497−1.3% | Reduced |
| Royal Bank of Canada | 248,228 | $2.60M | 0.00% | −3,562−1.4% | Reduced |
| Melfa Wealth Management, LLC | 240,827 | $2.53M | 1.60% | +130.0% | Added |
| Rockefeller Capital Management L.P. | 236,192 | $2.48M | 0.01% | +186,602+376.3% | Added |
| GWM Advisors LLC | 206,048 | $2.16M | 0.01% | +2,822+1.4% | Added |
| Kim, LLC | 203,124 | $2.13M | 0.22% | +2,117+1.1% | Added |
| Cohen & Steers, Inc. | 166,757 | $1.75M | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 160,423 | $1.68M | 0.00% | −5,136−3.1% | Reduced |
| Commonwealth Equity Services, LLC | 157,696 | $1.65M | 0.00% | +1,875+1.2% | Added |
| Invesco Ltd. | 150,813 | $1.58M | 0.00% | −36,896−19.7% | Reduced |
| Eastern Bank | 131,231 | $1.38M | 0.03% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 122,425 | $1.28M | 0.00% | +249+0.2% | Added |
| Coastal Bridge Advisors, LLC | 116,284 | $1.22M | 0.10% | +116,284 | New |
| Horizon Kinetics Asset Management LLC | 104,299 | $1.09M | 0.01% | +59,445+132.5% | Added |
| Allspring Global Investments Holdings, LLC | 103,604 | $1.09M | 0.00% | 00.0% | Unchanged |
| Mackay Shields LLC | 88,233 | $925.6K | 0.03% | +88,233 | New |
| The PNC Financial Services Group, Inc. | 79,326 | $832.1K | 0.00% | 00.0% | Unchanged |
| Crescent Grove Advisors, LLC | 63,059 | $665.0K | 0.06% | −250−0.4% | Reduced |
| Scarborough Advisors, LLC | 63,000 | $660.9K | 0.13% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 60,910 | $638.9K | 0.00% | −15,228−20.0% | Reduced |
| Ackerman Capital Advisors, LLC | 53,902 | $565.4K | 0.13% | −5,616−9.4% | Reduced |
| Westchester Capital Management, LLC | 51,189 | $537.0K | 0.03% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 51,340 | $532.9K | 0.01% | −6,827−11.7% | Reduced |
| Northwestern Mutual Wealth Management Co | 43,788 | $459.3K | 0.00% | 00.0% | Unchanged |
| Bard Financial Services, Inc. | 40,000 | $419.6K | 0.05% | −17,500−30.4% | Reduced |
| First Western Trust Bank | 39,221 | $411.4K | 0.02% | 00.0% | Unchanged |
| Concurrent Investment Advisors, LLC | 36,030 | $378.0K | 0.01% | +2,685+8.1% | Added |
| Jane Street Group, LLC | 35,605 | $373.5K | 0.00% | +35,605 | New |
| Atria Wealth Solutions, Inc. | 32,013 | $337.6K | 0.01% | 00.0% | Unchanged |
| Readystate Asset Management LP | 30,964 | $324.8K | 0.01% | +30,964 | New |
| Moors & Cabot, Inc. | 27,690 | $290.5K | 0.01% | +1,000+3.7% | Added |
| Cresta Advisors, Ltd. | 27,000 | $283.2K | 0.14% | 00.0% | Unchanged |
| Elequin Capital LP | 26,335 | $276.3K | 0.04% | +26,335 | New |
| Janney Montgomery Scott LLC | 25,884 | $272.0K | 0.00% | +4,023+18.4% | Added |
| Summit Trail Advisors, LLC | 23,664 | $249.5K | 0.00% | +23,664 | New |
| Hollencrest Capital Management | 22,896 | $240.2K | 0.01% | 00.0% | Unchanged |
| US Bancorp | 22,538 | $236.4K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 22,500 | $236.0K | 0.01% | 00.0% | Unchanged |
| Mercer Global Advisors Inc | 21,386 | $224.3K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 20,748 | $217.6K | 0.00% | +100+0.5% | Added |
| Ashton Thomas Private Wealth, LLC | 19,339 | $203.9K | 0.01% | +19,339 | New |
| Camelot Portfolios, LLC | 18,561 | $194.7K | 0.12% | +1,387+8.1% | Added |
| Pathway Financial Advisers, LLC | 18,497 | $194.0K | 0.06% | −395−2.1% | Reduced |
| Equitable Holdings, Inc. | 15,899 | $166.8K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 15,764 | $165.4K | 0.00% | −871−5.2% | Reduced |
| Private Advisor Group, LLC | 15,100 | $158.4K | 0.00% | −6,700−30.7% | Reduced |
| Disciplined Investors, L.L.C. | 14,500 | $152.1K | 0.12% | 00.0% | Unchanged |
| Mariner, LLC | 14,258 | $149.6K | 0.00% | +67+0.5% | Added |
| CX Institutional | 14,000 | $147.0K | 0.01% | 00.0% | Unchanged |
| Vivaldi Capital Management, LLC | 13,880 | $145.6K | 0.02% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 13,779 | $144.5K | 0.00% | +13,779 | New |
| SFMG, LLC | 13,526 | $141.9K | 0.01% | 00.0% | Unchanged |
| River Street Advisors LLC | 13,314 | $139.7K | 0.06% | +13,314 | New |
| Toronto Dominion Bank | 13,232 | $138.8K | 0.00% | +13,232 | New |
| Landscape Capital Management, L.L.C. | 12,841 | $134.7K | 0.01% | −22,074−63.2% | Reduced |
| First Trust Advisors LP | 12,772 | $134.0K | 0.00% | −397−3.0% | Reduced |
| Wolverine Asset Management LLC | 12,122 | $127.2K | 0.00% | +8,489+233.7% | Added |
| Envestnet Asset Management Inc | 11,877 | $124.6K | 0.00% | +918+8.4% | Added |
| Alesco Advisors LLC | 11,800 | $123.8K | 0.00% | 00.0% | Unchanged |
| HRT Financial LP | 10,993 | $115.0K | 0.00% | +10,993 | New |
| Creative Planning | 10,239 | $107.4K | 0.00% | 00.0% | Unchanged |
| Commerce Bank | 10,000 | $104.9K | 0.00% | 00.0% | Unchanged |
| Future Financial Wealth Managment LLC | 10,000 | $104.9K | 0.07% | 00.0% | Unchanged |
| Sonora Investment Management Group, LLC | 10,000 | $104.9K | 0.01% | 00.0% | Unchanged |
| Nomura Holdings Inc | 10,000 | $104.9K | 0.00% | +10,000 | New |
| Gould Capital, LLC | 6,350 | $66.6K | 0.04% | 00.0% | Unchanged |
| Chung Wu Investment Group, LLC | 6,000 | $62.9K | 0.07% | +6,000 | New |
| Harbour Investments, Inc. | 5,200 | $54.5K | 0.00% | 00.0% | Unchanged |
| Traub Capital Management LLC | 4,073 | $42.7K | 0.04% | +4,073 | New |
| Anchor Investment Management, LLC | 3,275 | $34.4K | 0.00% | 00.0% | Unchanged |
| Comerica Bank | 2,729 | $28.6K | 0.00% | −32−1.2% | Reduced |
| Geneos Wealth Management Inc. | 2,389 | $25.1K | 0.00% | −2,664−52.7% | Reduced |
| Allworth Financial LP | 2,008 | $21.1K | 0.00% | 00.0% | Unchanged |
| AdvisorNet Financial, Inc | 1,537 | $16.1K | 0.00% | 00.0% | Unchanged |
| FNY Investment Advisers, LLC | 1,200 | $12.0K | 0.01% | 00.0% | Unchanged |
| ORG Wealth Partners, LLC | 981 | $10.3K | 0.00% | 00.0% | Unchanged |
| Capital Analysts, LLC | 427 | $4.00K | 0.00% | +2+0.5% | Added |
| WPG Advisers, LLC | 197 | $2.07K | 0.00% | −446−69.4% | Reduced |
| Franklin Resources Inc | 104 | $1.09K | 0.00% | +104 | New |
| GPS Wealth Strategies Group, LLC | 97 | $1.02K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 0 | $0 | 0.00% | −31,590−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −20,247−100.0% | Sold out |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 0 | $0 | 0.00% | −19,701−100.0% | Sold out |