Insiders · Profile

DE GEUS AART

EXECUTIVE CHAIR at Synopsys. Filing since 27 Oct 2006. CIK 0001249802

Company
Date
Role
Action
Shares
Amount
Of holding
1 Sep 2026
EXECUTIVE CHAIR
Sold on a plan
24,641
$10.34M
17.0%
31 Aug 2026
EXECUTIVE CHAIR
Sold on a plan
25,000
$11.04M
17.2%
28 Aug 2026
EXECUTIVE CHAIR
Sold on a plan
25,000
$11.14M
17.2%
6 Mar 2025
EXECUTIVE CHAIR
Sold on a plan
15,705
$6.98M
11.9%
15 Jul 2024
EXECUTIVE CHAIR
Sold on a plan
493
$305.95K
0.5%
11 Jul 2024
EXECUTIVE CHAIR
Sold on a plan
4,588
$2.85M
4.1%
10 Jul 2024
EXECUTIVE CHAIR
Sold on a plan
8,648
$5.36M
7.5%
8 Jul 2024
EXECUTIVE CHAIR
Sold on a plan
5,448
$3.38M
4.8%
5 Jul 2024
EXECUTIVE CHAIR
Sold on a plan
27,753
$17.17M
20.6%
3 Jul 2024
EXECUTIVE CHAIR
Sold on a plan
2,789
$1.70M
2.5%
2 Jul 2024
EXECUTIVE CHAIR
Sold on a plan
4,340
$2.65M
3.9%
1 Jul 2024
EXECUTIVE CHAIR
Sold on a plan
5,893
$3.55M
5.2%
28 Jun 2024
EXECUTIVE CHAIR
Sold on a plan
11,185
$6.76M
9.5%
27 Jun 2024
EXECUTIVE CHAIR
Sold on a plan
8,158
$4.92M
7.1%
26 Jun 2024
EXECUTIVE CHAIR
Sold on a plan
2,899
$1.74M
2.6%
25 Jun 2024
EXECUTIVE CHAIR
Sold on a plan
4,212
$2.53M
3.8%
24 Jun 2024
EXECUTIVE CHAIR
Sold on a plan
2,535
$1.52M
2.3%
21 Jun 2023
Chairman of the Board & CEO
Sold on a plan
40,839
$17.49M
30.2%
13 Jun 2023
Chairman of the Board & CEO
Sold on a plan
40,000
$17.90M
29.8%
6 Jun 2023
Chairman of the Board & CEO
Sold on a plan
40,000
$17.82M
29.8%
13 Dec 2021
Chairman of the Board & Co-CEO
Sold, plan not stated
64,622
$23.43M
44.4%
10 Dec 2021
Chairman of the Board & Co-CEO
Sold, plan not stated
96,277
$34.62M
54.3%
10 Dec 2021
Chairman of the Board & Co-CEO
Sold, plan not stated
66,059
$23.69M
35.1%
26 Mar 2021
Chairman of the Board & Co-CEO
Sold, plan not stated
28,311
$6.83M
30.2%
3 Mar 2021
Chairman of the Board & Co-CEO
Sold, plan not stated
34,581
$8.38M
34.5%
2 Mar 2021
Chairman of the Board & Co-CEO
Sold, plan not stated
124,115
$30.97M
65.4%
21 Feb 2020
Chairman of the Board & Co-CEO
Sold, plan not stated
168,924
$25.32M
77.6%
24 May 2019
Chairman of the Board & Co-CEO
Sold, plan not stated
156,100
$18.29M
82.2%
22 Feb 2019
Chairman of the Board & Co-CEO
Sold, plan not stated
160,000
$16.35M
82.6%
10 Dec 2018
Chairman of the Board & Co-CEO
Sold, plan not stated
40,199
$3.59M
17.6%
7 Dec 2018
Chairman of the Board & Co-CEO
Sold, plan not stated
9,801
$877.55K
4.6%
19 May 2017
Chairman of the Board & Co-CEO
Sold, plan not stated
200,000
$14.20M
90.9%
19 May 2017
Chairman of the Board & Co-CEO
Sold, plan not stated
64,000
$4.54M
81.5%
22 Aug 2016
Chairman of the Board & Co-CEO
Sold, plan not stated
41,266
$2.42M
97.5%
19 Aug 2016
Chairman of the Board & Co-CEO
Sold, plan not stated
158,734
$9.26M
99.3%
19 Aug 2016
Chairman of the Board & Co-CEO
Sold, plan not stated
52,000
$3.04M
19.2%
19 Aug 2016
Chairman of the Board & Co-CEO
Sold, plan not stated
50,000
$2.92M
11.9%
19 Aug 2016
Chairman of the Board & Co-CEO
Sold, plan not stated
4,000
$233.34K
17.8%
27 May 2015
Chairman of the Board & Co-CEO
Sold, plan not stated
14,600
$722.70K
39.4%
27 May 2015
Chairman of the Board & Co-CEO
Sold, plan not stated
9,500
$470.25K
100%
22 May 2015
Chairman of the Board & Co-CEO
Sold, plan not stated
182,500
$9.00M
21.2%
22 May 2015
Chairman of the Board & Co-CEO
Sold, plan not stated
500
$24.77K
5.0%
22 May 2015
Chairman of the Board & Co-CEO
Sold, plan not stated
400
$19.82K
1.1%
5 Dec 2014
Chairman of the Board & Co-CEO
Sold, plan not stated
17,500
$773.00K
31.8%
5 Dec 2014
Chairman of the Board & Co-CEO
Sold, plan not stated
6,000
$264.98K
37.5%
18 Dec 2013
Chairman of the Board & Co-CEO
Sold, plan not stated
17,500
$686.00K
24.1%
17 Dec 2013
Chairman of the Board & Co-CEO
Sold, plan not stated
6,000
$233.40K
27.3%
18 Sep 2013
Chairman of the Board & Co-CEO
Sold, plan not stated
133,590
$5.03M
17.3%
17 Sep 2013
Chairman of the Board & Co-CEO
Sold, plan not stated
115,615
$4.35M
15.3%
16 Sep 2013
Chairman of the Board & Co-CEO
Sold, plan not stated
95
$3.58K
0.0%
23 Aug 2013
Chairman of the Board & Co-CEO
Sold, plan not stated
11,700
$432.64K
1.8%
11 Jul 2013
Chairman of the Board & Co-CEO
Sold, plan not stated
175,000
$6.50M
21.5%
22 Feb 2013
Chairman of the Board & Co-CEO
Sold, plan not stated
201,300
$7.06M
24.0%
7 Dec 2012
Chairman of the Board & Co-CEO
Sold, plan not stated
33,100
$1.09M
5.2%
2 Jul 2012
Chairman of the Board & co-CEO
Sold, plan not stated
39,041
$1.15M
7.0%
11 Jun 2012
Chairman of the Board & co-CEO
Sold, plan not stated
43,442
$1.28M
6.8%
8 Jun 2012
Chairman of the Board & co-CEO
Sold, plan not stated
172,215
$5.07M
22.5%
7 Jun 2012
Chairman of the Board & co-CEO
Sold, plan not stated
95,302
$2.81M
13.8%
27 Feb 2012
Chairman of the Board & CEO
Sold, plan not stated
30,000
$918.68K
4.8%
24 Feb 2012
Chairman of the Board & CEO
Sold, plan not stated
36,000
$1.10M
5.7%
2 Dec 2011
Chairman of the Board & CEO
Sold, plan not stated
31,000
$857.56K
5.1%
21 Dec 2010
Chairman of the Board & CEO
Sold, plan not stated
58,981
$1.61M
10.9%
17 Dec 2010
Chairman of the Board & CEO
Sold, plan not stated
1,019
$27.77K
0.2%
3 Dec 2010
Chairman of the Board & CEO
Sold, plan not stated
54,000
$1.42M
10.6%
20 Sep 2010
Chairman of the Board & CEO
Sold, plan not stated
140,000
$3.47M
26.6%
3 Mar 2010
Chairman of the Board & CEO
Sold, plan not stated
20,490
$455.90K
5.0%
2 Mar 2010
Chairman of the Board & CEO
Sold, plan not stated
119,510
$2.66M
23.7%
19 Feb 2010
Chairman of the Board & CEO
Sold, plan not stated
1,060,000
$22.76M
73.4%
29 May 2008
Chairman of the Board & CEO
Sold, plan not stated
53,511
$1.39M
11.7%
28 May 2008
Chairman of the Board & CEO
Sold, plan not stated
56,489
$1.46M
12.3%
10 Dec 2007
Chairman of the Board & CEO
Sold, plan not stated
160,000
$4.37M
27.4%
24 Aug 2007
Chairman of the Board & CEO
Sold, plan not stated
10,000
$269.12K
2.8%
1 Jun 2007
Chairman of the Board & CEO
Sold, plan not stated
9,890
$266.14K
2.7%
31 May 2007
Chairman of the Board & CEO
Sold, plan not stated
110
$2.96K
0.0%
13 Dec 2006
Chairman of the Board & CEO
Sold, plan not stated
91,021
$2.44M
20.5%
11 Dec 2006
Chairman of the Board & CEO
Sold, plan not stated
58,979
$1.58M
14.3%
4 Dec 2006
Chairman of the Board & CEO
Sold, plan not stated
100,000
$2.58M
22.1%
1 Dec 2006
Chairman of the Board & CEO
Sold, plan not stated
200,000
$5.07M
36.2%
27 Oct 2006
Chairman of the Board & CEO
Sold, plan not stated
36,423
$817.28K
9.4%
79 decisions on file.