InsidersTradesSigma
Total declarations
Companies
▲ Purchases (3 ops.)
▼ Sales (6 ops.)
Insider track record
Board DirectorDisclosed buys
3
Disclosed sells
6
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the detailed record of transactions filed by De Backer Marianne, Director. Insider active across 3 companies, notably Kronos Bio, Inc.. Aggregated, 19 filings have been published. Split: 3 buys · 6 sells. Total volume traded: €2.3m. History available since 28 May 2021. The latest transaction was disclosed on 29 April 2026 (J). Regulator: SEC (Form 4). The full history is free.
Companies and markets linked to De Backer Marianne
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations19 total
233,532 shares0Common StockSEC:0001628280-26-029041:1
233,532 shares0Common StockSEC:0001628280-26-029041:0
72,559 shares@ US$9.15635.1% of flowCommon StockSEC:0001628280-26-024098:0
14,762 shares@ US$9.53266.8% of flowCommon StockSEC:0001628280-26-012390:0
285,000 shares0Common StockSEC:0001628280-26-011327:0
79,712 shares@ US$5.949440.3% of flowCommon StockSEC:0001628280-25-016800:0
240,000 shares0Common StockSEC:0001628280-25-007693:0
53,118 shares0Common StockSEC:0001628280-24-027797:0
72,995 shares@ US$9.457759.7% of flowCommon StockSEC:0001628280-24-014878:0
175,000 shares0Common StockSEC:0001628280-24-006984:0
576,452 shares0Common StockSEC:0001209191-23-022777:0
7,867 shares0Common StockSEC:0001209191-23-003081:0
11,333 shares0Common StockSEC:0001209191-22-039788:0
6,400 shares0Common StockSEC:0001209191-22-002586:0
2,244 shares@ US$64.2525.2% of flowCommon StockSEC:0001209191-22-001323:0
1,150 shares@ US$11.5736.2% of flowCommon StockSEC:0001209191-21-067658:0
Canonical exit: 1 Mar 2022 (T+90)
500 shares@ US$19.5025.8% of flowCommon StockSEC:0001209191-21-053243:0
Canonical exit: 18 Nov 2021 (T+90)
5,000 shares@ US$89.8574.8% of flowCommon StockSEC:0001209191-21-043406:0
600 shares@ US$25.0138.0% of flowCommon StockSEC:0001209191-21-036799:0
Canonical exit: 26 Aug 2021 (T+90)
19 of 19 declarations
About De Backer Marianne
De Backer Marianne is an Administrateur. She is associated with Vir Biotechnology, Inc. as President and CEO, with Arrowhead Pharmaceuticals, INC. as Director, and with Kronos Bio, Inc. as Director. She has made 19 filings in total, and across the 19 sampled filings, the stated buy and sell amounts are 32400 and 2264660, with a range from 2021-06-01 to 2026-04-30. The most frequent transaction nature is Attribution.
