SYNOPSYS INC

Ticker: SNPS CUSIP: 871607107 Class: COM

Paloma Partners Management Co's Holding History (CIK: 0001103882)

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

Q4 2025

Shares 6,000 Value ($000) $2,818 Avg Close $444.23 Range $376.18 - $495.72

Q2 2025

Shares 4,000 Value ($000) $2,051 Avg Close $465.91 Range $365.74 - $521.69

Q4 2024

Shares 2,500 Value ($000) $1,213 Avg Close $522.72 Range $478.84 - $592.99

Q4 2023

Shares 6,258 Value ($000) $3,222 Avg Close $511.34 Range $448.26 - $573.77

Q1 2022

Shares 657 Value ($000) $219 Avg Close $312.14 Range $275.00 - $371.73

Q4 2021

Shares 2,672 Value ($000) $984 Avg Close $337.23 Range $287.02 - $377.60

Q2 2021

Shares 1,372 Value ($000) $378 Avg Close $253.80 Range $225.02 - $277.53

Q4 2020

Shares 4,039 Value ($000) $1,047 Avg Close $230.63 Range $210.33 - $261.13

Q1 2020

Shares 4,201 Value ($000) $540 Avg Close $142.23 Range $104.90 - $166.87

Q4 2019

Shares 20,916 Value ($000) $2,910 Avg Close $137.18 Range $130.72 - $144.24

Q2 2019

Shares 14,756 Value ($000) $1,899 Avg Close $120.29 Range $112.75 - $130.64

Q4 2018

Shares 21,584 Value ($000) $1,817 Avg Close $88.84 Range $79.14 - $99.31

Q3 2018

Shares 36,119 Value ($000) $3,563 Avg Close $95.32 Range $84.75 - $103.40

Q2 2018

Shares 17,443 Value ($000) $1,492 Avg Close $87.15 Range $80.13 - $91.67

Q1 2018

Shares 18,531 Value ($000) $1,542 Avg Close $87.85 Range $82.10 - $94.14

Q4 2017

Shares 22,539 Value ($000) $1,920 Avg Close $86.51 Range $80.67 - $94.80

Q3 2017

Shares 17,186 Value ($000) $1,384 Avg Close $77.58 Range $71.94 - $81.57

Q2 2017

Shares 49,209 Value ($000) $3,588 Avg Close $73.56 Range $70.55 - $76.57

Q1 2017

Shares 31,516 Value ($000) $2,273 Avg Close $66.92 Range $59.04 - $73.08

Q4 2016

Shares 19,124 Value ($000) $1,127 Avg Close $59.50 Range $56.03 - $62.00

Q3 2016

Shares 65,684 Value ($000) $3,899 Avg Close $56.78 Range $53.02 - $60.00

Q2 2016

Shares 17,678 Value ($000) $956 Avg Close $50.14 Range $46.68 - $54.10

Q1 2016

Shares 31,917 Value ($000) $1,546 Avg Close $44.13 Range $39.26 - $48.60

Q4 2015

Shares 9,383 Value ($000) $428 Avg Close $48.36 Range $44.39 - $52.78

Q3 2015

Shares 8,808 Value ($000) $407 Avg Close $49.10 Range $43.46 - $52.65

Q4 2014

Shares 8,913 Value ($000) $388 Avg Close $41.52 Range $36.62 - $45.03

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	6,000	$2,818	$444.23	$376.18 - $495.72
Q2 2025	4,000	$2,051	$465.91	$365.74 - $521.69
Q4 2024	2,500	$1,213	$522.72	$478.84 - $592.99
Q4 2023	6,258	$3,222	$511.34	$448.26 - $573.77
Q1 2022	657	$219	$312.14	$275.00 - $371.73
Q4 2021	2,672	$984	$337.23	$287.02 - $377.60
Q2 2021	1,372	$378	$253.80	$225.02 - $277.53
Q4 2020	4,039	$1,047	$230.63	$210.33 - $261.13
Q1 2020	4,201	$540	$142.23	$104.90 - $166.87
Q4 2019	20,916	$2,910	$137.18	$130.72 - $144.24
Q2 2019	14,756	$1,899	$120.29	$112.75 - $130.64
Q4 2018	21,584	$1,817	$88.84	$79.14 - $99.31
Q3 2018	36,119	$3,563	$95.32	$84.75 - $103.40
Q2 2018	17,443	$1,492	$87.15	$80.13 - $91.67
Q1 2018	18,531	$1,542	$87.85	$82.10 - $94.14
Q4 2017	22,539	$1,920	$86.51	$80.67 - $94.80
Q3 2017	17,186	$1,384	$77.58	$71.94 - $81.57
Q2 2017	49,209	$3,588	$73.56	$70.55 - $76.57
Q1 2017	31,516	$2,273	$66.92	$59.04 - $73.08
Q4 2016	19,124	$1,127	$59.50	$56.03 - $62.00
Q3 2016	65,684	$3,899	$56.78	$53.02 - $60.00
Q2 2016	17,678	$956	$50.14	$46.68 - $54.10
Q1 2016	31,917	$1,546	$44.13	$39.26 - $48.60
Q4 2015	9,383	$428	$48.36	$44.39 - $52.78
Q3 2015	8,808	$407	$49.10	$43.46 - $52.65
Q4 2014	8,913	$388	$41.52	$36.62 - $45.03