SYNOPSYS INC

Ticker: SNPS CUSIP: 871607107 Class: COM

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

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

Q4 2025

Shares 59 Value ($000) $28 Avg Close $444.23 Range $376.18 - $495.72

Q2 2025

Shares 14 Value ($000) $7 Avg Close $465.91 Range $365.74 - $521.69

Q1 2025

Shares 14 Value ($000) $6 Avg Close $485.80 Range $423.08 - $556.31

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	59	$28	$444.23	$376.18 - $495.72
Q2 2025	14	$7	$465.91	$365.74 - $521.69
Q1 2025	14	$6	$485.80	$423.08 - $556.31