BLACKROCK SCIENCE & TECHNOLO

CUSIP: 09260K101 Class: SHS BEN INT

Thomas J. Herzfeld Advisors, Inc.'s Holding History (CIK: 0001509510)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 215,176 Value ($000) $4,865 Avg Close — Range —
Q3 2025
Shares 209,711 Value ($000) $4,647 Avg Close — Range —
Q2 2025
Shares 181,310 Value ($000) $3,762 Avg Close — Range —
Q1 2025
Shares 202,849 Value ($000) $3,599 Avg Close — Range —
Q4 2024
Shares 226,339 Value ($000) $4,687 Avg Close — Range —
Q3 2024
Shares 227,639 Value ($000) $4,371 Avg Close — Range —
Q2 2024
Shares 219,390 Value ($000) $4,368 Avg Close — Range —
Q1 2024
Shares 148,062 Value ($000) $2,872 Avg Close — Range —
Q4 2023
Shares 131,529 Value ($000) $2,198 Avg Close — Range —
Q3 2023
Shares 73,554 Value ($000) $1,214 Avg Close — Range —
Q2 2023
Shares 76,139 Value ($000) $1,379 Avg Close — Range —
Q1 2023
Shares 280 Value ($000) $5 Avg Close — Range —
Q4 2022
Shares 159,003 Value ($000) $2,487 Avg Close — Range —
Q3 2022
Shares 100 Value ($000) $2 Avg Close — Range —
Q2 2022
Shares 127,614 Value ($000) $2,500 Avg Close — Range —
Q1 2022
Shares 127,244 Value ($000) $3,737 Avg Close — Range —
Q4 2021
Shares 165,757 Value ($000) $6,455 Avg Close — Range —
Q3 2021
Shares 168,939 Value ($000) $6,518 Avg Close — Range —
Q2 2021
Shares 174,033 Value ($000) $7,259 Avg Close — Range —
Q1 2021
Shares 170,499 Value ($000) $6,085 Avg Close — Range —
Q4 2020
Shares 90,012 Value ($000) $3,275 Avg Close — Range —
Q3 2020
Shares 95,563 Value ($000) $2,502 Avg Close — Range —
Q2 2020
Shares 19,767 Value ($000) $498 Avg Close — Range —