InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (6 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
6
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Browse the detailed record of transactions filed by Leonsis Theodore, Director. Director active across 3 companies, notably Groupon, Inc.. Cumulatively, 14 filings have been published. Breakdown: 0 buy · 6 sells. Total volume traded: €18m. History available since 15 June 2021. The latest transaction was filed on 26 August 2025 (Cession). Regulator: SEC (Form 4). The full history is free.
Companies and markets linked to Leonsis Theodore
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations14 total
20,000 shares@ US$75.837.4% of flowClass A Common StockSEC:0001415889-25-023211:0
44,000 shares@ US$69.9016.1% of flowClass A Common StockSEC:0001415889-25-022590:0
44,000 shares@ US$69.9019.2% of flowClass A Common StockSEC:0001415889-25-022146:0
13,343 shares@ US$32.33100.0% of flowCommon StockSEC:0001628280-25-031809:0
184,116 shares@ US$67.5998.0% of flowClass A Common StockSEC:0001415889-25-017183:0
1,997 shares0Class A Comnmon StockSEC:0001415889-25-014310:0
770 shares@ US$66.2621.1% of flowClass A Common StockSEC:0001415889-25-012773:0
210,000 shares@ US$0.854278.9% of flowClass A Common StockSEC:0001415889-24-029363:0
13,514 shares0Class A Common StockSEC:0001415889-24-017312:0
13,343 shares0Common StockSEC:0001490281-24-000106:0
48,197 shares0Common StockSEC:0001490281-23-000062:0
14,488 shares0Common StockSEC:0001490281-22-000093:0
4,005 shares@ US$166.63050.0003% mcap100.0% of flowCommon StockSEC:0001127602-22-016916:0
4,270 shares0Common StockSEC:0001490281-21-000088:0
14 of 14 declarations
About Leonsis Theodore
Leonsis Theodore is Administrateur at Tempus AI, Inc., Groupon, Inc. and American Express Co. The declarant has 14 filings in total, and across the 14 sampled filings, sales total EUR 18033267, with filings dated from 2021-06-17 to 2025-08-28; the modal transaction nature is Attribution.
