InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (3 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
3
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 Kauffman Michael, Director. Officer active across 4 companies, notably Kezar Life Sciences, Inc.. Cumulatively, 9 filings have been recorded. Split: 0 buy · 3 sells. Total volume traded: €229k. Activity tracked since 3 January 2022. The latest transaction was disclosed on 21 November 2025 (Cession). Regulator: SEC (Form 4). The full history is free.
Companies and markets linked to Kauffman Michael
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations9 total
8,550 shares@ US$10.00100.0% of flowCommon StockSEC:0001104659-25-116060:0
8,333 shares0Common StockSEC:0001104659-25-053096:0
8,333 shares0Common StockSEC:0001104659-24-073606:0
5,900 shares0Common StockSEC:0000950170-24-070605:0
5,900 shares0Common StockSEC:0001209191-23-033959:0
21,000 shares0Common StockSEC:0001209191-22-014624:0
9,079 shares@ US$12.123462.4% of flowCommon StockSEC:0001209191-22-011636:0
6,764 shares@ US$9.86237.6% of flowCommon StockSEC:0001209191-22-008124:0
5,000 shares@ US$5.91100.0% of flowCommon StockSEC:0001209191-22-001964:0
9 of 9 declarations
About Kauffman Michael
Kauffman Michael is Administrateur and a Director at Verastem, Inc., Karyopharm Therapeutics Inc., Adicet Bio, Inc. and Kezar Life Sciences, Inc. The 9 filings in the recent sample cover the period from 2022-01-05 to 2025-11-25, with 0 in buys and 229119 in sells, and the modal transaction nature is Attribution.
