MUC · Blackrock Muniholdings California Quality Fund, Inc. · Insider Trading

Effective as of February 9, 2026 BlackRock California Municipal Income Trust (the "Target Fund") was reorganized into BlackRock MuniHoldings California Quality Fund, Inc. (the "Acquiring Fund"). In the reorganization, common shareholders of the Target Fund received common shares of the Acquiring Fund having a value equal to the aggregate NAV of the Target Fund common shares surrendered as determined at the close of business on February 6, 2026, less the costs of the reorganization. As of February 6, 2026, the Target Fund reported a NAV per share of $12.0395 and the Acquiring Fund reported a NAV per share of $11.7424. The conversion ratio for the Target Fund's common shares was 1.02530147. In the reorganization, Stayce D. Harris received 11 common shares (and cash for fractional shares, if any) of the Acquiring Fund in exchange for her 10.7715 common shares of the Target Fund

The 5,264 variable rate muni term preferred shares reported as disposed of in Table I represent variable rate muni term preferred shares (the "VMTP Shares") that were beneficially owned by Wells Fargo Municipal Capital Strategies, LLC ("Capital Strategies"). The VMTP Shares were disposed of as a result of a redemption by the Issuer for a redemption price of $100,303.25137 per share (which includes a liquidation preference of $100,000.00 per share and accrued dividends of $303.25137 per share). Capital Strategies is a wholly owned subsidiary of Wells Fargo & Company ("Wells Fargo").

This statement is jointly filed by Wells Fargo and Capital Strategies. Wells Fargo holds an indirect interest in the securities listed in Table I by virtue of its indirect ownership of its subsidiary Capital Strategies.

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 Securities Exchange 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 of acquiring, 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 of the Issuer.

The 5,264 variable rate muni term preferred shares reported in Table I represent variable rate muni term preferred shares of the Issuer (the "VMTP Shares") that were beneficially owned by Wells Fargo Bank, National Association ("WFBNA"). The 5,264 VMTP Shares beneficially owned by WFBNA were transferred from WFBNA to Wells Fargo Municipal Capital Strategies, LLC ("Capital Strategies") for a purchase price of $100,000 per share and all VMTP Shares are now beneficially owned by Capital Strategies.

This statement is jointly filed by Wells Fargo & Company ("Wells Fargo"), Capital Strategies and WFBNA. Wells Fargo holds an indirect interest in the securities listed in Table I by virtue of its indirect ownership of its wholly owned subsidiaries Capital Strategies and WFBNA.

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 Securities Exchange 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 of acquiring, 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 of the Issuer.

The 5,264 variable rate muni term preferred shares reported in Table I represent variable rate muni term preferred shares of the Issuer (the "VMTP Shares") that were beneficially owned by Wells Fargo Bank, National Association ("WFBNA"). The 5,264 VMTP Shares beneficially owned by WFBNA were transferred from WFBNA to Wells Fargo Municipal Capital Strategies, LLC ("Capital Strategies") for a purchase price of $100,000 per share and all VMTP Shares are now beneficially owned by Capital Strategies.

This statement is jointly filed by Wells Fargo & Company ("Wells Fargo"), Capital Strategies and WFBNA. Wells Fargo holds an indirect interest in the securities listed in Table I by virtue of its indirect ownership of its wholly owned subsidiaries Capital Strategies and WFBNA.

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 Securities Exchange 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 of acquiring, 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 of the Issuer.

In connection with the reorganization of BlackRock MuniYield California Fund, Inc. ("MYC") and BlackRock MuniYield California Quality Fund, Inc. ("MCA") into the Issuer, 1,059 Series W-7 Variable Rate Muni Term Preferred Shares ("VMTP Shares") of MYC and 1,665 VMTP Shares of MCA beneficially owned by Wells Fargo Bank, N.A. ("WFBNA") were exchanged for an equal number of VMTP Shares of the Issuer in a cashless transaction. In addition to the VMTP Shares of MYC and MCA that were exchanged for an equal number of VMTP Shares of the Issuer, 2,540 VMTP Shares of the Issuer were previously owned by WFBNA and reported on that cetain Form 3 dated and filed as of March 29, 2012, which form is updated by the filing of this Form 4. WFBNA is a wholly owned subsidiary of Wells Fargo & Company ("Wells Fargo").

This statement is jointly filed by Wells Fargo and WFBNA. Wells Fargo holds an indirect interest in the securities listed in Table I by virtue of its indirect ownership of its subsidiary WFBNA.

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 Securities Exchange 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 of acquiring, 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 of the Issuer.