InsiderTrades

Form 4 for MYI BLACKROCK MUNIYIELD QUALITY FUND III, INC.

Accepted 2026-03-06 00:00:00 ET · period of report 2026-02-23 · accession 0002052595-26-000041 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-03-06 2026-02-23 MYI TD GROUP US HOLDINGS LLC 10% J - Other — +2,313 5,877 +65% —

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common VARIABLE RATE DEMAND PREFERRED SHARES 2026-02-23 J A 2,313 — 5,877 D — — (F1) The 2,313 Variable Rate Demand Preferred Shares reported as acquired in Table I represent Variable Rate Demand Preferred Shares of the Issuer (the "VRDP Shares") beneficially owned by Toronto Dominion Investments LLC ("TDI") that were acquired from the Issuer in connection with the reorganization of BlackRock MuniVest Fund, Inc. ("MVF") and BlackRock MuniVest Fund II, Inc. ("MVT") into the Issuer. Immediately prior to such reorganization, TDI owned 1,536 Variable Rate Muni Term Preferred Shares of MVF and 777 Variable Rate Muni Term Preferred Shares of MVT, which were exchanged for an equal number of VRDP Shares of the Issuer in a cashless transaction. Prior to the reorganization, TDI held 3,564 VRDP Shares of the Issuer. TDI is a wholly owned subsidiary of The Toronto-Dominion Bank ("TD Bank"). (F3) Each reporting person declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) of the US SecuritiesExchange Act of 1934 or any other purpose, (i) acting (or has agreed or is agreeing to act together with any other person) as a partnership, limited partnership, syndicate, or other group for the purpose ofacquiring, holding or disposing of securities of the Issuer or otherwise with respect to the Issuer or any securities of the Issuer or (ii) a member of any group with respect to the Issuer or any securities ofthe Issuer. (F2) This statement is jointly filed by TD Bank, TDI, Toronto Dominion Holdings (U.S.A.), Inc. ("TDH"), and TD Group US Holdings LLC ("TD GUS"). The VRDP Shares are owned directly by TDI. TDH is the soleowner of TDI and TD GUS is the sole owner of TDH. TD Bank is the sole owner of TD GUS. TD Bank, TDH, and TD GUS hold an indirect interest in the VRDP Shares by virtue of their ownership of TDI.