SYNOPSYS INC

Ticker: SNPS CUSIP: 871607107 Class: COM

BANK OF MONTREAL /CAN/'s Holding History (CIK: 0000927971)

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

Q4 2025

Shares 208,190 Value ($000) $97,791 Avg Close $444.23 Range $376.18 - $495.72

Q3 2025

Shares 208,011 Value ($000) $102,631 Avg Close $565.30 Range $380.84 - $651.73

Q2 2025

Shares 183,568 Value ($000) $94,112 Avg Close $465.91 Range $365.74 - $521.69

Q1 2025

Shares 184,115 Value ($000) $78,958 Avg Close $485.80 Range $423.08 - $556.31

Q4 2024

Shares 245,523 Value ($000) $119,167 Avg Close $522.72 Range $478.84 - $592.99

Q3 2024

Shares 230,983 Value ($000) $118,566 Avg Close $536.59 Range $457.52 - $624.80

Q2 2024

Shares 223,846 Value ($000) $134,370 Avg Close $565.46 Range $508.19 - $622.99

Q1 2024

Shares 238,228 Value ($000) $139,533 Avg Close $550.38 Range $477.65 - $629.38

Q4 2023

Shares 258,585 Value ($000) $133,906 Avg Close $511.34 Range $448.26 - $573.77

Q3 2023

Shares 171,305 Value ($000) $79,744 Avg Close $447.51 Range $418.51 - $471.94

Q2 2023

Shares 269,162 Value ($000) $119,153 Avg Close $402.78 Range $360.37 - $468.03

Q1 2023

Shares 161,226 Value ($000) $62,328 Avg Close $357.27 Range $312.25 - $386.72

Q4 2022

Shares 257,973 Value ($000) $89,065 Avg Close $313.01 Range $267.00 - $363.99

Q3 2022

Shares 144,820 Value ($000) $44,882 Avg Close $338.58 Range $294.29 - $391.17

Q2 2022

Shares 162,757 Value ($000) $50,910 Avg Close $301.65 Range $255.02 - $341.16

Q1 2022

Shares 159,704 Value ($000) $53,167 Avg Close $312.14 Range $275.00 - $371.73

Q4 2021

Shares 127,350 Value ($000) $47,608 Avg Close $337.23 Range $287.02 - $377.60

Q3 2021

Shares 189,468 Value ($000) $57,369 Avg Close $303.56 Range $272.18 - $340.66

Q2 2021

Shares 244,560 Value ($000) $67,548 Avg Close $253.80 Range $225.02 - $277.53

Q1 2021

Shares 165,592 Value ($000) $43,221 Avg Close $253.95 Range $217.69 - $300.91

Q4 2020

Shares 208,999 Value ($000) $54,429 Avg Close $230.63 Range $210.33 - $261.13

Q3 2020

Shares 148,151 Value ($000) $31,754 Avg Close $203.59 Range $188.82 - $230.12

Q2 2020

Shares 142,284 Value ($000) $29,104 Avg Close $165.04 Range $122.51 - $197.66

Q1 2020

Shares 132,009 Value ($000) $16,984 Avg Close $142.23 Range $104.90 - $166.87

Q4 2019

Shares 223,301 Value ($000) $31,085 Avg Close $137.18 Range $130.72 - $144.24

Q3 2019

Shares 117,858 Value ($000) $16,177 Avg Close $135.21 Range $123.85 - $146.66

Q2 2019

Shares 92,634 Value ($000) $11,921 Avg Close $120.29 Range $112.75 - $130.64

Q1 2019

Shares 70,757 Value ($000) $8,147 Avg Close $99.10 Range $81.03 - $115.21

Q4 2018

Shares 119,288 Value ($000) $10,047 Avg Close $88.84 Range $79.14 - $99.31

Q3 2018

Shares 338,228 Value ($000) $33,353 Avg Close $95.32 Range $84.75 - $103.40

Q2 2018

Shares 326,032 Value ($000) $27,899 Avg Close $87.15 Range $80.13 - $91.67

Q1 2018

Shares 267,162 Value ($000) $22,238 Avg Close $87.85 Range $82.10 - $94.14

Q4 2017

Shares 241,758 Value ($000) $20,608 Avg Close $86.51 Range $80.67 - $94.80

Q3 2017

Shares 231,809 Value ($000) $18,668 Avg Close $77.58 Range $71.94 - $81.57

Q2 2017

Shares 207,820 Value ($000) $15,156 Avg Close $73.56 Range $70.55 - $76.57

Q1 2017

Shares 229,406 Value ($000) $16,547 Avg Close $66.92 Range $59.04 - $73.08

Q4 2016

Shares 276,210 Value ($000) $16,705 Avg Close $59.50 Range $56.03 - $62.00

Q3 2016

Shares 197,964 Value ($000) $11,749 Avg Close $56.78 Range $53.02 - $60.00

Q2 2016

Shares 144,167 Value ($000) $7,797 Avg Close $50.14 Range $46.68 - $54.10

Q1 2016

Shares 144,030 Value ($000) $6,976 Avg Close $44.13 Range $39.26 - $48.60

Q4 2015

Shares 153,245 Value ($000) $6,989 Avg Close $48.36 Range $44.39 - $52.78

Q3 2015

Shares 196,338 Value ($000) $9,067 Avg Close $49.10 Range $43.46 - $52.65

Q2 2015

Shares 188,421 Value ($000) $9,544 Avg Close $48.68 Range $45.81 - $51.00

Q1 2015

Shares 133,195 Value ($000) $6,170 Avg Close $44.77 Range $41.60 - $47.37

Q4 2014

Shares 154,411 Value ($000) $6,713 Avg Close $41.52 Range $36.62 - $45.03

Q3 2014

Shares 158,637 Value ($000) $6,297 Avg Close $39.64 Range $37.27 - $42.55

Q2 2014

Shares 104,873 Value ($000) $4,072 Avg Close $38.15 Range $36.03 - $39.50

Q1 2014

Shares 163,191 Value ($000) $6,268 Avg Close $40.13 Range $37.70 - $41.62

Q4 2013

Shares 156,933 Value ($000) $6,367 Avg Close $37.43 Range $34.55 - $40.79

Q3 2013

Shares 160,759 Value ($000) $6,061 Avg Close $37.05 Range $35.13 - $38.14

Q2 2013

Shares 84,861 Value ($000) $3,034 Avg Close $35.52 Range $33.50 - $37.02

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	208,190	$97,791	$444.23	$376.18 - $495.72
Q3 2025	208,011	$102,631	$565.30	$380.84 - $651.73
Q2 2025	183,568	$94,112	$465.91	$365.74 - $521.69
Q1 2025	184,115	$78,958	$485.80	$423.08 - $556.31
Q4 2024	245,523	$119,167	$522.72	$478.84 - $592.99
Q3 2024	230,983	$118,566	$536.59	$457.52 - $624.80
Q2 2024	223,846	$134,370	$565.46	$508.19 - $622.99
Q1 2024	238,228	$139,533	$550.38	$477.65 - $629.38
Q4 2023	258,585	$133,906	$511.34	$448.26 - $573.77
Q3 2023	171,305	$79,744	$447.51	$418.51 - $471.94
Q2 2023	269,162	$119,153	$402.78	$360.37 - $468.03
Q1 2023	161,226	$62,328	$357.27	$312.25 - $386.72
Q4 2022	257,973	$89,065	$313.01	$267.00 - $363.99
Q3 2022	144,820	$44,882	$338.58	$294.29 - $391.17
Q2 2022	162,757	$50,910	$301.65	$255.02 - $341.16
Q1 2022	159,704	$53,167	$312.14	$275.00 - $371.73
Q4 2021	127,350	$47,608	$337.23	$287.02 - $377.60
Q3 2021	189,468	$57,369	$303.56	$272.18 - $340.66
Q2 2021	244,560	$67,548	$253.80	$225.02 - $277.53
Q1 2021	165,592	$43,221	$253.95	$217.69 - $300.91
Q4 2020	208,999	$54,429	$230.63	$210.33 - $261.13
Q3 2020	148,151	$31,754	$203.59	$188.82 - $230.12
Q2 2020	142,284	$29,104	$165.04	$122.51 - $197.66
Q1 2020	132,009	$16,984	$142.23	$104.90 - $166.87
Q4 2019	223,301	$31,085	$137.18	$130.72 - $144.24
Q3 2019	117,858	$16,177	$135.21	$123.85 - $146.66
Q2 2019	92,634	$11,921	$120.29	$112.75 - $130.64
Q1 2019	70,757	$8,147	$99.10	$81.03 - $115.21
Q4 2018	119,288	$10,047	$88.84	$79.14 - $99.31
Q3 2018	338,228	$33,353	$95.32	$84.75 - $103.40
Q2 2018	326,032	$27,899	$87.15	$80.13 - $91.67
Q1 2018	267,162	$22,238	$87.85	$82.10 - $94.14
Q4 2017	241,758	$20,608	$86.51	$80.67 - $94.80
Q3 2017	231,809	$18,668	$77.58	$71.94 - $81.57
Q2 2017	207,820	$15,156	$73.56	$70.55 - $76.57
Q1 2017	229,406	$16,547	$66.92	$59.04 - $73.08
Q4 2016	276,210	$16,705	$59.50	$56.03 - $62.00
Q3 2016	197,964	$11,749	$56.78	$53.02 - $60.00
Q2 2016	144,167	$7,797	$50.14	$46.68 - $54.10
Q1 2016	144,030	$6,976	$44.13	$39.26 - $48.60
Q4 2015	153,245	$6,989	$48.36	$44.39 - $52.78
Q3 2015	196,338	$9,067	$49.10	$43.46 - $52.65
Q2 2015	188,421	$9,544	$48.68	$45.81 - $51.00
Q1 2015	133,195	$6,170	$44.77	$41.60 - $47.37
Q4 2014	154,411	$6,713	$41.52	$36.62 - $45.03
Q3 2014	158,637	$6,297	$39.64	$37.27 - $42.55
Q2 2014	104,873	$4,072	$38.15	$36.03 - $39.50
Q1 2014	163,191	$6,268	$40.13	$37.70 - $41.62
Q4 2013	156,933	$6,367	$37.43	$34.55 - $40.79
Q3 2013	160,759	$6,061	$37.05	$35.13 - $38.14
Q2 2013	84,861	$3,034	$35.52	$33.50 - $37.02