BLACKROCK MUNIASSETS FUND, INC. ( MUA )

Option exercise

Common Stock

1,051

-^{footnote F1,F2,F3,F4}

Jan 30, 2026

Derivative

Common Stock

1,051

$11.07^{footnote F1,F2,F3,F4}

$12K

Jan 30, 2026

Option exercise

Phantom Shares

389.18

-^{footnote F1,F2}

Jan 30, 2026

Option exercise

Phantom Shares

336.02

-^{footnote F1,F3}

Jan 30, 2026

Option exercise

Phantom Shares

325.86

-^{footnote F1,F4}

Footnote F1 (price): A phantom share is the economic equivalent of one share of common stock and, subject to the applicable vesting requirements, becomes payable in cash.
Footnote F2 (price): As previously reported on a Form 4 dated February 4, 2025, the Reporting Person was granted phantom shares on January 31, 2025 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.
Footnote F3 (price): As previously reported on a Form 4 dated February 2, 2024, the Reporting Person was granted phantom shares on January 31, 2024 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.
Footnote F4 (price): As previously reported on a Form 4 dated February 2, 2023, the Reporting Person was granted phantom shares on January 31, 2023 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.

Jan 30, 2026

Option exercise

Common Stock

711.44

-^{footnote F1,F2,F3,F4}

Jan 30, 2026

Derivative

Common Stock

711.44

$11.07^{footnote F1,F2,F3,F4}

$8K

Jan 30, 2026

Grant or award

Phantom Shares

180.67

$11.07

$2K

Jan 30, 2026

Option exercise

Phantom Shares

343.71

-^{footnote F1,F2}

Jan 30, 2026

Option exercise

Phantom Shares

279.12

-^{footnote F1,F3}

Jan 30, 2026

Option exercise

Phantom Shares

88.61

-^{footnote F1,F4}

Footnote F1 (price): A phantom share is the economic equivalent of one share of common stock and, subject to the applicable vesting requirements, becomes payable in cash.
Footnote F2 (price): As previously reported on a Form 4 dated February 4, 2025, the Reporting Person was granted phantom shares on January 31, 2025 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.
Footnote F3 (price): As previously reported on a Form 4 dated February 2, 2024, the Reporting Person was granted phantom shares on January 31, 2024 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.
Footnote F4 (price): As previously reported on a Form 4 dated February 2, 2023, the Reporting Person was granted phantom shares on January 31, 2023 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.

Jan 30, 2026

Option exercise

Common Stock

384.87

-^{footnote F1,F2,F3,F4}

Jan 30, 2026

Derivative

Common Stock

384.87

$11.07^{footnote F1,F2,F3,F4}

$4K

Jan 30, 2026

Grant or award

Phantom Shares

329.72

$11.07

$4K

Jan 30, 2026

Option exercise

Phantom Shares

108.34

-^{footnote F1,F2}

Jan 30, 2026

Option exercise

Phantom Shares

79.72

-^{footnote F1,F3}

Jan 30, 2026