SYNOPSYS INC

Ticker: SNPS CUSIP: 871607107 Class: COM

Rossby Financial, LCC's Holding History (CIK: 0002056510)

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

Q4 2025

Shares 99 Value ($000) $47 Avg Close $444.23 Range $376.18 - $495.72

Q3 2025

Shares 820 Value ($000) $401 Avg Close $565.30 Range $380.84 - $651.73

Q2 2025

Shares 765 Value ($000) $392 Avg Close $465.91 Range $365.74 - $521.69

Q1 2025

Shares 726 Value ($000) $324 Avg Close $485.80 Range $423.08 - $556.31

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	99	$47	$444.23	$376.18 - $495.72
Q3 2025	820	$401	$565.30	$380.84 - $651.73
Q2 2025	765	$392	$465.91	$365.74 - $521.69
Q1 2025	726	$324	$485.80	$423.08 - $556.31