Marianne De Backer

Track

Insider profile

Currently holds a position at Arrowhead Pharmaceuticals Inc

Performance

Overall performance
3.5
Performance over holding periods
4.2
30 days 90 days 120 days
Average return 7% 8.2% 15.1%
Success rate 46% 68% 82%
Transactions
18 61% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Performance for realised trades
4.4
Average return 143%
Success rate 73%
Average holding period 220
Transactions 28
Ranking by realised performance

Positions

Position Company Period
Independent Director Arrowhead Pharmaceuticals Inc Dec. 13, 2019 -
Marianne De Backer's trades of Vir Biotechnology Inc's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-04-07 2026-04-06
PlS Planned sale
61,025 -28.9%
268.42
US$4,386,480 		61,025 -28.9% 268.42 US$4,386,480
2026-04-06 2026-04-06
PrS Proposed sale
91,698
141.60
US$415,117 		91,698 141.60 US$415,117
2026-02-26 2026-02-24
PlS Planned sale
52,577 +37.8%
42.21
US$1,096,812 		52,577 +37.8% 42.21 US$1,096,812
2026-02-24 2026-02-24
PrS Proposed sale
14,762
9.53
US$140,720 		14,762 9.53 US$140,720
2026-02-24 2026-02-23
PlS Planned sale
19,039 -1.8%
7.45
US$141,894 		19,039 -1.8% 7.45 US$141,894
2026-02-23 2026-02-23
PrS Proposed sale
19,039
7.45
US$141,894 		19,039 7.45 US$141,894
2025-04-04 2025-04-03
S Sale
79,712 -9.4%
5.95
US$474,239 		79,712 -9.4% 5.95 US$474,239
2025-04-03 2025-04-03
PrS Proposed sale
79,712
5.95
US$474,239 		79,712 5.95 US$474,239
2025-02-25 2025-02-24
S Sale
16,122 -1.9%
9.45
US$152,408 		16,122 -1.9% 9.45 US$152,408
2025-02-24 2025-02-24
PrS Proposed sale
16,122
9.45
US$152,408 		16,122 9.45 US$152,408
2024-04-04 2024-04-03
S Sale
72,995 -9.7%
9.46
US$690,365 		72,995 -9.7% 9.46 US$690,365
2022-01-04 2022-01-03
S Sale
272 -1.6%
66.25
US$18,020 		272 -1.6% 66.25 US$18,020
2022-01-04 2022-01-03
S Sale
1,984 -10.3%
65.01
US$128,980 		1,984 -10.3% 65.01 US$128,980
2022-01-04 2022-01-03
S Sale
2,244 -10.4%
64.25
US$144,177 		2,244 -10.4% 64.25 US$144,177
2021-12-02 2021-12-01
B Purchase
1,150 +71.9%
11.57
US$13,306 		1,150 +71.9% 11.57 US$13,306
2021-06-25 2021-06-24
S Sale
5,000 -18.9%
89.85
US$449,250 		5,000 -18.9% 89.85 US$449,250
2020-10-26 2020-10-08
B Purchase
500 +2.9%
50.00
US$25,000 		500 +2.9% 50.00 US$25,000
2020-10-26 2020-10-08
B Purchase
500 +3.0%
50.93
US$25,465 		500 +3.0% 50.93 US$25,465
2020-06-24 2020-06-15
B Purchase
500 +3.1%
31.33
US$15,665 		500 +3.1% 31.33 US$15,665
2020-06-24 2020-04-15
B Purchase
500 +3.2%
35.40
US$17,700 		500 +3.2% 35.40 US$17,700
2020-06-24 2020-03-16
B Purchase
500 +3.3%
23.94
US$11,970 		500 +3.3% 23.94 US$11,970
2020-06-24 2020-03-12
B Purchase
500 +3.4%
24.80
US$12,400 		500 +3.4% 24.80 US$12,400
2020-06-24 2020-03-11
B Purchase
500 +3.6%
28.60
US$14,300 		500 +3.6% 28.60 US$14,300
2020-06-24 2020-02-28
B Purchase
500 +3.7%
34.39
US$17,195 		500 +3.7% 34.39 US$17,195
2020-06-24 2020-02-27
B Purchase
500 +3.8%
35.07
US$17,535 		500 +3.8% 35.07 US$17,535
2020-06-24 2020-01-13
B Purchase
500 +4.0%
54.95
US$27,475 		500 +4.0% 54.95 US$27,475