- Corporate Officers - D
- De Backer Marianne
Insider Trading History of De Backer Marianne
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of De Backer Marianne since 2020.
This trader's CIK number is 1797819.
At the time of last reporting, De Backer Marianne was the Chief Executive Officer of Vir Biotechnology, Inc.. (stock ticker symbol VIR).
Also see all insider trading activities at Vir Biotechnology, Inc..
Note that in the past
De Backer Marianne also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Kronos Bio, Inc. (KRON) by De Backer Marianne
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2021 | KRON | 2,750 | $47,876 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Vir Biotechnology, Inc. (VIR) by De Backer Marianne
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | VIR | 0 | $0 | 95,834 | $626,607 | 0 | $0 |
Yearly summary of insider trading at Arrowhead Pharmaceuticals, Inc. (ARWR) by De Backer Marianne
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2022 | ARWR | 0 | $0 | 4,500 | $293,265 | 0 | $0 |
| 2021 | ARWR | 0 | $0 | 5,000 | $449,250 | 0 | $0 |
| 2020 | ARWR | 5,000 | $184,705 | 0 | $0 | 0 | $0 |
Insider trading activities at 3 companies by De Backer Marianne:
1. Kronos Bio, Inc. (KRON)
2. Vir Biotechnology, Inc. (VIR)
3. Arrowhead Pharmaceuticals, Inc. (ARWR)
Table 1. Insider trading of Kronos Bio, Inc. (KRON) by De Backer Marianne
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2021-12-01 | KRON | Buy | 1,150 | 11.57 | 13,305 |
| 2021-08-20 | KRON | Buy | 1,000 | 19.57 | 19,565 |
| 2021-05-28 | KRON | Buy | 600 | 25.01 | 15,006 |
Table 2. Insider trading of Vir Biotechnology, Inc. (VIR) by De Backer Marianne
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-04-03 | VIR | Sale | 79,712 | 5.95 | 474,206 |
| 2025-02-24 | VIR | Sale | 16,122 | 9.45 | 152,401 |
Table 3. Insider trading of Arrowhead Pharmaceuticals, Inc. (ARWR) by De Backer Marianne
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2022-01-03 | ARWR | Sale | 4,500 | 65.17 | 293,265 |
| 2021-06-24 | ARWR | Sale | 5,000 | 89.85 | 449,250 |
| 2020-10-08 | ARWR | Buy | 1,000 | 50.47 | 50,465 |
| 2020-03-11 | ARWR | Buy | 500 | 28.60 | 14,300 |
| 2020-02-27 | ARWR | Buy | 500 | 35.07 | 17,535 |
| 2020-03-12 | ARWR | Buy | 500 | 24.80 | 12,400 |
| 2020-02-28 | ARWR | Buy | 500 | 34.39 | 17,195 |
| 2020-06-15 | ARWR | Buy | 500 | 31.33 | 15,665 |
| 2020-03-16 | ARWR | Buy | 500 | 23.94 | 11,970 |
| 2020-01-13 | ARWR | Buy | 500 | 54.95 | 27,475 |
| 2020-04-15 | ARWR | Buy | 500 | 35.40 | 17,700 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above table cannot be completely guaranteed as to their accuracy.
For more information regarding the trades made by De Backer Marianne
(Chief Executive Officer of Vir Biotechnology, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.