SYNOPSYS INC

Ticker: SNPS CUSIP: 871607107 Class: COM

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q4 2025

Shares 668,086 Value ($000) $313,813 Avg Close $444.23 Range $376.18 - $495.72

Q3 2025

Shares 126,764 Value ($000) $62,544 Avg Close $565.30 Range $380.84 - $651.73

Q2 2025

Shares 139,177 Value ($000) $71,353 Avg Close $465.91 Range $365.74 - $521.69

Q1 2025

Shares 12,557 Value ($000) $5,385 Avg Close $485.80 Range $423.08 - $556.31

Q4 2024

Shares 118,583 Value ($000) $57,555 Avg Close $522.72 Range $478.84 - $592.99

Q3 2024

Shares 22,917 Value ($000) $11,605 Avg Close $536.59 Range $457.52 - $624.80

Q1 2024

Shares 26,068 Value ($000) $14,898 Avg Close $550.38 Range $477.65 - $629.38

Q4 2023

Shares 269,401 Value ($000) $138,717 Avg Close $511.34 Range $448.26 - $573.77

Q3 2023

Shares 191 Value ($000) $88 Avg Close $447.51 Range $418.51 - $471.94

Q2 2023

Shares 172,613 Value ($000) $75,157 Avg Close $402.78 Range $360.37 - $468.03

Q1 2023

Shares 345,676 Value ($000) $133,517 Avg Close $357.27 Range $312.25 - $386.72

Q4 2022

Shares 493,522 Value ($000) $157,577 Avg Close $313.01 Range $267.00 - $363.99

Q3 2022

Shares 856,367 Value ($000) $261,629 Avg Close $338.58 Range $294.29 - $391.17

Q2 2022

Shares 226,202 Value ($000) $68,698 Avg Close $301.65 Range $255.02 - $341.16

Q1 2022

Shares 40,384 Value ($000) $13,459 Avg Close $312.14 Range $275.00 - $371.73

Q4 2021

Shares 246,047 Value ($000) $90,669 Avg Close $337.23 Range $287.02 - $377.60

Q3 2021

Shares 47,907 Value ($000) $14,344 Avg Close $303.56 Range $272.18 - $340.66

Q2 2021

Shares 155,213 Value ($000) $42,806 Avg Close $253.80 Range $225.02 - $277.53

Q1 2021

Shares 250,920 Value ($000) $62,173 Avg Close $253.95 Range $217.69 - $300.91

Q4 2020

Shares 781,592 Value ($000) $202,620 Avg Close $230.63 Range $210.33 - $261.13

Q3 2020

Shares 278,743 Value ($000) $59,645 Avg Close $203.59 Range $188.82 - $230.12

Q1 2020

Shares 44,220 Value ($000) $5,695 Avg Close $142.23 Range $104.90 - $166.87

Q4 2019

Shares 464,039 Value ($000) $64,595 Avg Close $137.18 Range $130.72 - $144.24

Q3 2019

Shares 1,327,811 Value ($000) $182,242 Avg Close $135.21 Range $123.85 - $146.66

Q2 2019

Shares 1,835,244 Value ($000) $236,178 Avg Close $120.29 Range $112.75 - $130.64

Q1 2019

Shares 2,065,996 Value ($000) $237,900 Avg Close $99.10 Range $81.03 - $115.21

Q4 2018

Shares 2,521,878 Value ($000) $212,443 Avg Close $88.84 Range $79.14 - $99.31

Q3 2018

Shares 1,575,741 Value ($000) $155,383 Avg Close $95.32 Range $84.75 - $103.40

Q2 2018

Shares 336,961 Value ($000) $28,833 Avg Close $87.15 Range $80.13 - $91.67

Q1 2018

Shares 119,577 Value ($000) $9,953 Avg Close $87.85 Range $82.10 - $94.14

Q4 2017

Shares 382,229 Value ($000) $32,581 Avg Close $86.51 Range $80.67 - $94.80

Q3 2017

Shares 362,572 Value ($000) $29,198 Avg Close $77.58 Range $71.94 - $81.57

Q2 2017

Shares 215,418 Value ($000) $15,710 Avg Close $73.56 Range $70.55 - $76.57

Q1 2017

Shares 225,295 Value ($000) $16,251 Avg Close $66.92 Range $59.04 - $73.08

Q4 2016

Shares 123,420 Value ($000) $7,264 Avg Close $59.50 Range $56.03 - $62.00

Q3 2016

Shares 4,254 Value ($000) $252 Avg Close $56.78 Range $53.02 - $60.00

Q2 2016

Shares 689,890 Value ($000) $37,309 Avg Close $50.14 Range $46.68 - $54.10

Q1 2016

Shares 67,994 Value ($000) $3,294 Avg Close $44.13 Range $39.26 - $48.60

Q4 2015

Shares 31,729 Value ($000) $1,447 Avg Close $48.36 Range $44.39 - $52.78

Q3 2015

Shares 17,228 Value ($000) $796 Avg Close $49.10 Range $43.46 - $52.65

Q1 2015

Shares 9,393 Value ($000) $435 Avg Close $44.77 Range $41.60 - $47.37

Q4 2014

Shares 15,629 Value ($000) $679 Avg Close $41.52 Range $36.62 - $45.03

Q3 2014

Shares 28,499 Value ($000) $1,131 Avg Close $39.64 Range $37.27 - $42.55

Q2 2014

Shares 442,008 Value ($000) $17,159 Avg Close $38.15 Range $36.03 - $39.50

Q1 2014

Shares 193,669 Value ($000) $7,439 Avg Close $40.13 Range $37.70 - $41.62

Q4 2013

Shares 546,626 Value ($000) $22,177 Avg Close $37.43 Range $34.55 - $40.79

Q3 2013

Shares 269,832 Value ($000) $10,173 Avg Close $37.05 Range $35.13 - $38.14

Q2 2013

Shares 250,677 Value ($000) $8,962 Avg Close $35.52 Range $33.50 - $37.02

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	668,086	$313,813	$444.23	$376.18 - $495.72
Q3 2025	126,764	$62,544	$565.30	$380.84 - $651.73
Q2 2025	139,177	$71,353	$465.91	$365.74 - $521.69
Q1 2025	12,557	$5,385	$485.80	$423.08 - $556.31
Q4 2024	118,583	$57,555	$522.72	$478.84 - $592.99
Q3 2024	22,917	$11,605	$536.59	$457.52 - $624.80
Q1 2024	26,068	$14,898	$550.38	$477.65 - $629.38
Q4 2023	269,401	$138,717	$511.34	$448.26 - $573.77
Q3 2023	191	$88	$447.51	$418.51 - $471.94
Q2 2023	172,613	$75,157	$402.78	$360.37 - $468.03
Q1 2023	345,676	$133,517	$357.27	$312.25 - $386.72
Q4 2022	493,522	$157,577	$313.01	$267.00 - $363.99
Q3 2022	856,367	$261,629	$338.58	$294.29 - $391.17
Q2 2022	226,202	$68,698	$301.65	$255.02 - $341.16
Q1 2022	40,384	$13,459	$312.14	$275.00 - $371.73
Q4 2021	246,047	$90,669	$337.23	$287.02 - $377.60
Q3 2021	47,907	$14,344	$303.56	$272.18 - $340.66
Q2 2021	155,213	$42,806	$253.80	$225.02 - $277.53
Q1 2021	250,920	$62,173	$253.95	$217.69 - $300.91
Q4 2020	781,592	$202,620	$230.63	$210.33 - $261.13
Q3 2020	278,743	$59,645	$203.59	$188.82 - $230.12
Q1 2020	44,220	$5,695	$142.23	$104.90 - $166.87
Q4 2019	464,039	$64,595	$137.18	$130.72 - $144.24
Q3 2019	1,327,811	$182,242	$135.21	$123.85 - $146.66
Q2 2019	1,835,244	$236,178	$120.29	$112.75 - $130.64
Q1 2019	2,065,996	$237,900	$99.10	$81.03 - $115.21
Q4 2018	2,521,878	$212,443	$88.84	$79.14 - $99.31
Q3 2018	1,575,741	$155,383	$95.32	$84.75 - $103.40
Q2 2018	336,961	$28,833	$87.15	$80.13 - $91.67
Q1 2018	119,577	$9,953	$87.85	$82.10 - $94.14
Q4 2017	382,229	$32,581	$86.51	$80.67 - $94.80
Q3 2017	362,572	$29,198	$77.58	$71.94 - $81.57
Q2 2017	215,418	$15,710	$73.56	$70.55 - $76.57
Q1 2017	225,295	$16,251	$66.92	$59.04 - $73.08
Q4 2016	123,420	$7,264	$59.50	$56.03 - $62.00
Q3 2016	4,254	$252	$56.78	$53.02 - $60.00
Q2 2016	689,890	$37,309	$50.14	$46.68 - $54.10
Q1 2016	67,994	$3,294	$44.13	$39.26 - $48.60
Q4 2015	31,729	$1,447	$48.36	$44.39 - $52.78
Q3 2015	17,228	$796	$49.10	$43.46 - $52.65
Q1 2015	9,393	$435	$44.77	$41.60 - $47.37
Q4 2014	15,629	$679	$41.52	$36.62 - $45.03
Q3 2014	28,499	$1,131	$39.64	$37.27 - $42.55
Q2 2014	442,008	$17,159	$38.15	$36.03 - $39.50
Q1 2014	193,669	$7,439	$40.13	$37.70 - $41.62
Q4 2013	546,626	$22,177	$37.43	$34.55 - $40.79
Q3 2013	269,832	$10,173	$37.05	$35.13 - $38.14
Q2 2013	250,677	$8,962	$35.52	$33.50 - $37.02