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De Backer Marianne insider trades
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De Backer Marianne insider trades

De Backer Marianne has filed 17 Form 4s with the SEC that we hold, for Vir Biotechnology, Inc. (VIR) (President and CEO, Director), KRON (Director) and Arrowhead Pharmaceuticals, INC. (ARWR) (Director). Across all of them we count 3 purchases worth $32.9K and 9 sales worth $2.6M reported on Form 4. In the last 12 months: 0 purchases ($0) and 3 sales ($947.2K). The largest single trade was a sale of 72,995 shares of Vir Biotechnology, Inc. worth $690.5K, dated 2024-04-03. The first filing on our record is dated 2021-08-24 and the latest 2026-04-30.

Vir Biotechnology, Inc. (VIR)

President and CEO, Director · 10 filings · 6 purchases and sales
Trade dateCodeSharesValue as filedFiledSource
2024-04-03S, sale reported on Form 472,995$690.5K2024-04-04SEC
2025-02-24S, sale reported on Form 416,122$152.4K2025-02-25SEC
2025-04-03S, sale reported on Form 479,712$474.3K2025-04-04SEC
2026-02-23S, sale reported on Form 419,039$141.8K2026-02-24SEC
2026-02-24S, sale reported on Form 414,762$140.7K2026-02-26SEC
2026-04-06S, sale reported on Form 472,559$664.6K2026-04-07SEC

KRON

Director · 4 filings · 3 purchases and sales
Trade dateCodeSharesValue as filedFiledSource
2021-08-20P, purchase reported on Form 4500$9.8K2021-08-24SEC
2021-08-20P, purchase reported on Form 4500$9.8K2021-08-24SEC
2021-12-01P, purchase reported on Form 41,150$13.3K2021-12-02SEC

Arrowhead Pharmaceuticals, INC. (ARWR)

Director · 3 filings · 3 purchases and sales
Trade dateCodeSharesValue as filedFiledSource
2022-01-03S, sale reported on Form 41,984$129.0K2022-01-04SEC
2022-01-03S, sale reported on Form 42,244$144.2K2022-01-04SEC
2022-01-03S, sale reported on Form 4272$18.0K2022-01-04SEC
Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1797819) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-28 · For informational purposes only, not investment advice.
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