SYNOPSYS INC

Ticker: SNPS CUSIP: 871607107 Class: COM

Robeco Schweiz AG's Holding History (CIK: 0001418427)

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

Q4 2025

Shares 29,200 Value ($000) $13,716 Avg Close $444.23 Range $376.18 - $495.72

Q3 2025

Shares 34,500 Value ($000) $17,022 Avg Close $565.30 Range $380.84 - $651.73

Q2 2025

Shares 16,300 Value ($000) $8,357 Avg Close $465.91 Range $365.74 - $521.69

Q4 2023

Shares 6,500 Value ($000) $3,347 Avg Close $511.34 Range $448.26 - $573.77

Q3 2023

Shares 6,500 Value ($000) $2,983 Avg Close $447.51 Range $418.51 - $471.94

Q2 2023

Shares 6,500 Value ($000) $2,830 Avg Close $402.78 Range $360.37 - $468.03

Q1 2023

Shares 6,500 Value ($000) $2,511 Avg Close $357.27 Range $312.25 - $386.72

Q4 2022

Shares 1,800 Value ($000) $575 Avg Close $313.01 Range $267.00 - $363.99

Q3 2022

Shares 19,253 Value ($000) $5,882 Avg Close $338.58 Range $294.29 - $391.17

Q2 2022

Shares 16,595 Value ($000) $0 Avg Close $301.65 Range $255.02 - $341.16

Q1 2022

Shares 17,004 Value ($000) $5,667 Avg Close $312.14 Range $275.00 - $371.73

Q4 2021

Shares 25,032 Value ($000) $9,224 Avg Close $337.23 Range $287.02 - $377.60

Q3 2021

Shares 25,011 Value ($000) $7,489 Avg Close $303.56 Range $272.18 - $340.66

Q2 2021

Shares 22,100 Value ($000) $6,095 Avg Close $253.80 Range $225.02 - $277.53

Q1 2021

Shares 20,239 Value ($000) $5,015 Avg Close $253.95 Range $217.69 - $300.91

Q4 2020

Shares 10,000 Value ($000) $2,592 Avg Close $230.63 Range $210.33 - $261.13

Q3 2020

Shares 10,000 Value ($000) $2,140 Avg Close $203.59 Range $188.82 - $230.12

Q3 2019

Shares 1,850 Value ($000) $252 Avg Close $135.21 Range $123.85 - $146.66

Q2 2019

Shares 2,000 Value ($000) $251 Avg Close $120.29 Range $112.75 - $130.64

Q1 2019

Shares 2,700 Value ($000) $311 Avg Close $99.10 Range $81.03 - $115.21

Q4 2018

Shares 3,250 Value ($000) $272 Avg Close $88.84 Range $79.14 - $99.31

Q3 2018

Shares 3,250 Value ($000) $321 Avg Close $95.32 Range $84.75 - $103.40

Q2 2018

Shares 3,000 Value ($000) $255 Avg Close $87.15 Range $80.13 - $91.67

Q1 2018

Shares 2,450 Value ($000) $204 Avg Close $87.85 Range $82.10 - $94.14

Q4 2017

Shares 2,200 Value ($000) $188 Avg Close $86.51 Range $80.67 - $94.80

Q3 2017

Shares 1,300 Value ($000) $104 Avg Close $77.58 Range $71.94 - $81.57

Q2 2017

Shares 1,300 Value ($000) $95 Avg Close $73.56 Range $70.55 - $76.57

Q1 2017

Shares 2,200 Value ($000) $159 Avg Close $66.92 Range $59.04 - $73.08

Q4 2016

Shares 2,000 Value ($000) $119 Avg Close $59.50 Range $56.03 - $62.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	29,200	$13,716	$444.23	$376.18 - $495.72
Q3 2025	34,500	$17,022	$565.30	$380.84 - $651.73
Q2 2025	16,300	$8,357	$465.91	$365.74 - $521.69
Q4 2023	6,500	$3,347	$511.34	$448.26 - $573.77
Q3 2023	6,500	$2,983	$447.51	$418.51 - $471.94
Q2 2023	6,500	$2,830	$402.78	$360.37 - $468.03
Q1 2023	6,500	$2,511	$357.27	$312.25 - $386.72
Q4 2022	1,800	$575	$313.01	$267.00 - $363.99
Q3 2022	19,253	$5,882	$338.58	$294.29 - $391.17
Q2 2022	16,595	$0	$301.65	$255.02 - $341.16
Q1 2022	17,004	$5,667	$312.14	$275.00 - $371.73
Q4 2021	25,032	$9,224	$337.23	$287.02 - $377.60
Q3 2021	25,011	$7,489	$303.56	$272.18 - $340.66
Q2 2021	22,100	$6,095	$253.80	$225.02 - $277.53
Q1 2021	20,239	$5,015	$253.95	$217.69 - $300.91
Q4 2020	10,000	$2,592	$230.63	$210.33 - $261.13
Q3 2020	10,000	$2,140	$203.59	$188.82 - $230.12
Q3 2019	1,850	$252	$135.21	$123.85 - $146.66
Q2 2019	2,000	$251	$120.29	$112.75 - $130.64
Q1 2019	2,700	$311	$99.10	$81.03 - $115.21
Q4 2018	3,250	$272	$88.84	$79.14 - $99.31
Q3 2018	3,250	$321	$95.32	$84.75 - $103.40
Q2 2018	3,000	$255	$87.15	$80.13 - $91.67
Q1 2018	2,450	$204	$87.85	$82.10 - $94.14
Q4 2017	2,200	$188	$86.51	$80.67 - $94.80
Q3 2017	1,300	$104	$77.58	$71.94 - $81.57
Q2 2017	1,300	$95	$73.56	$70.55 - $76.57
Q1 2017	2,200	$159	$66.92	$59.04 - $73.08
Q4 2016	2,000	$119	$59.50	$56.03 - $62.00