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MIY · Blackrock Muniyield Michigan Quality Fund, Inc. · Holdings

Track MIY — free
$11.73 +0.08 (+0.69%) At close · Oct 21
Market Cap
$339.94M
Shares
28.98M
Volume · Oct 21 20.32K Avg daily vol (3M) 67.7K

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Institutional holdings are being reconciled with SEC filings. Holder totals and changes may be incomplete until reconciliation finishes.
The Sep 30, 2026 filing window is still open — showing the latest known positions. Funds that have not filed yet carry their prior-quarter positions; a fund that filed without this stock counts as sold out. Each fund's Change is measured against its own previous reported quarter, shown in the Reported column. Pick a completed quarter in the Quarter selector below to put every fund on one quarter and see the stock-wide activity breakdown.
Holders: 54
Total Value: $49,425,707
Total Shares: 4,091,090

Institutional Ownership Trend

27 quarters

Holder Concentration

Across 54 13F filers
Top Holder
11.6%
Sep 2023 → Jun 2026 · range 10.2% – 15.1%
of institutional value
Top 5
43.8%
Sep 2023 → Jun 2026 · range 40.9% – 48.4%
of institutional value
Top 10
68.5%
Sep 2023 → Jun 2026 · range 64.9% – 71.7%
of institutional value
HHI
568
Sep 2023 → Jun 2026 · range 525 – 660
Broadly held

Who Holds MIY

Last 8 quarters through Sep 30, 2026 (filing window open)

Each kind of 13F filer's share of the common shares 13F filers report. Holder type comes from regulatory records, never the filer's name; style, turnover and horizon are measured from each filer's own 13F book. The quarter selector does not change this card.

Jun 30, 2026, the newest closed quarter: 53 filers, like-for-like change -5.2%; actively managed books -5.3%; index-like books -4.1%.

Holder type Share Filers Change
Registered adviser 16.3% 27 +13.8%
Adviser 11.6% 1 -27.2%
Bank 17.2% 7 +23.0%
Broker-dealer 4.2% 1 +9.4%
Holding company 11.7% 2 -3.8%
Non-US 0.0% 0 -100.0%
Unknown 38.9% 15 -9.9%

The Sep 30, 2026 filing window is still open, so its bar carries the Jun 30, 2026 positions of filers that have not filed yet.

How the mix is measured

Shares are 13F common shares restated to today's split basis; options and principal amounts are left out. The change compares only filers with a 13F in both quarters and keeps each filer in its bucket of the later quarter on both sides; a filer that continues under a new CIK is compared through its successor. Holder type comes from each filer's current regulatory profile; client base and private funds come from the Form ADV roster current at each quarter end (rosters from December 2019, so an earlier quarter reads Unknown). Style, turnover, horizon and book size are measured from each filer's 13F book in the newest measured quarter, and Not measured means none was. Actively managed books are those measured systematic-like, concentrated or diversified active.

Excluded 1 holder with no observed 2026-03-31 13F and 1 holder with no observed 2026-06-30 13F. Compared across CIK changes: Trask Adam Roland continues as Burnham & Co LLC.

Conviction and Crowding

53 13F filers, quarter ended Jun 30, 2026

Measured across every 13F filer's common-share book once the quarter's filing window closed. Crowding counts filers with high turnover or that advise private funds on Form ADV.

Conviction holders
0
0.000% of filers hold it in their top 10
Mar 31, 2026: 1
Holders above 5%
0
median weight 0.005%
Mar 31, 2026: 0
Crowding
—
no cover-page share count is dated within about a year of the quarter end
Private-fund advisers
—
of shares outstanding
Institutional ownership
—
no cover-page share count is dated within about a year of the quarter end
Top 10 holders
68.5%
of 13F shares, Herfindahl 0.057
Active holders
-5.3%
like-for-like share change of active filers
5% stakes on record
0
0 13D, 0 13G
How long holders have held it value-weighted 18.4 quarters
Under 1 year 8.17% 1 to 3 years 23.6% 3 years or more 68.2% Since coverage start 0.000%

Managers in the top fifth by current three-year FundScore alpha were net buyers of $0 (0 buying, 0 selling).

Estimated Holder Cost Basis

Quarter ended Jun 30, 2026, on that quarter's share basis

Estimated, never filed: each 13F buy is costed at its quarter's average traded price and each sale keeps the average cost, so this is what holders paid on average if they traded evenly through each quarter.

Estimated avg cost
$11.75
estimated per share
Mar 31, 2026: $11.68
Quarter-end price
$12.27
implied by 13F values
Estimated gain or loss
+4.4%
price against the estimated cost
Estimated at a loss
13.1%
of costed 13F value

Estimated cost covers 34.8% of the 13F shares; positions already held when a filer's 13F history starts, or bought in a quarter without a trusted average price, have no estimate.

Fund Ownership of MIY by Fund Type

Registered funds' Form N-PORT reports for the quarter ended Jun 30, 2026

Index funds and index ETFs hold 0.00% of shares outstanding.

Fund type Of shares outstanding Shares
Index funds 0.00% 0
Index ETFs 0.00% 0
Active ETFs 0.00% 0
Active funds 1.47% 425,017
Unclassified 0.00% 0
All registered funds 1.47% 425,017
How fund types are measured

Each fund series counts once, with its latest Form N-PORT report dated inside the quarter; only long share positions count, restated to today's split basis. The fund type is the series' latest Form N-CEN answer on or before the quarter end (the index-fund box and the exchange-traded flag), never its name. Unclassified funds have no usable N-CEN; unit investment trusts are among them, so index ownership is a floor. Funds sit inside their advisers' 13F reports, so these shares overlap the 13F figures and are never added to them.

Showing 54 of 54
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 890393 CUSIP 09254V105 13F (30d) 10 filings 10 filers Visit website Investor relations