InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
OtherDisclosed buys
0
Disclosed sells
0
T+90 hit rate
52%
T+90 mean return
+2.5%
Across 25 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the full record of transactions filed by DE GEUS AART. Officer active across 2 companies, notably SYNOPSYS INC. Aggregated, 41 filings have been published. History available since 31 August 2021. The latest transaction was filed on 21 May 2026 (Don). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations41 total
449 sharesCommon StockSEC:0001249802-26-000006:0
156 sharesCommon StockSEC:0001249802-26-000006:1
17,855 shares0Common StockSEC:0001628280-26-037805:0
1,764 shares0Common StockSEC:0001517737-25-000027:0
15,705 shares@ US$89.764.9% of flowCommon StockSEC:0001517737-25-000020:0
1,583 shares0Common StockSEC:0001127602-25-008919:0
25 shares@ US$388.6880.0% of flowCommon StockSEC:0001517737-25-000014:0
3,736 shares0Common StockSEC:0001517737-24-000116:0
22 shares@ US$441.6430.0% of flowCommon StockSEC:0001517737-24-000098:0
493 shares@ US$89.760.2% of flowCommon StockSEC:0001517737-24-000089:0
8,648 shares@ US$89.762.7% of flowCommon StockSEC:0001517737-24-000087:0
27,753 shares@ US$89.768.7% of flowCommon StockSEC:0001517737-24-000085:0
4,340 shares@ US$89.761.4% of flowCommon StockSEC:0001517737-24-000083:0
11,185 shares@ US$89.763.5% of flowCommon StockSEC:0001517737-24-000081:0
2,899 shares@ US$89.760.9% of flowCommon StockSEC:0001517737-24-000079:0
2,535 shares@ US$89.760.8% of flowCommon StockSEC:0001517737-24-000077:0
1,764 shares0Common StockSEC:0001517737-24-000036:0
1,128 shares0Common StockSEC:0001127602-24-009448:0
38 shares@ US$261.55350.0% of flowCommon StockSEC:0001517737-24-000022:0
11,409 shares0Common StockSEC:0001517737-23-000091:0
4,231 shares0Common StockSEC:0001517737-23-000084:0
38 shares@ US$261.55350.0% of flowCommon StockSEC:0001517737-23-000061:0
40,839 shares@ US$90.5112.6% of flowCommon StockSEC:0001517737-23-000050:0
40,000 shares@ US$90.5112.6% of flowCommon StockSEC:0001517737-23-000044:0
40,000 shares@ US$90.5112.7% of flowCommon StockSEC:0001517737-23-000042:0
25 of 41 declarations
About DE GEUS AART
Aart de Geus is a director at Synopsys Inc and also has ties to Applied Materials Inc.
