BLACKROCK SCIENCE & TECHNOLO

CUSIP: 09260K101 Class: SHS BEN INT

THURSTON, SPRINGER, MILLER, HERD & TITAK, INC.'s Holding History (CIK: 0000319933)

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

Q4 2025
Shares 6,250 Value ($000) $141 Avg Close — Range —
Q2 2025
Shares 6,250 Value ($000) $130 Avg Close — Range —
Q1 2025
Shares 6,250 Value ($000) $111 Avg Close — Range —