Updated: May 19, 2026

Backer Marianne de

VIRVir Biotechnology, Inc.SEC CIK: 0001797819
Estimated Net Worth
$13.6 Million0.0%vs Last Year
Last Updated: May 19, 2026 11:48 PM EST

Transaction Summary

Total Transactions28
Buy-Sell Ratio0.63
Buy Transactions5
Sell Transactions8

Transaction Volume

Total Volume-$2.77M
Net Volume$3.24M
Buy Volume$232.58K
Sell Volume-$3.00M

Trade Analysis

AVG Trade Size-$98.99K
Largest Trade$134.24K
Most Active MonthJan
Most Active Year2021

Trading Sentiment

OverallBullish
Recent TradeNeutral
Last 90 Days-1 Trades
ConvictionMedium

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Backer Marianne de has an estimated net worth of $13.6 Million. This is based on reported shares across multiple companies, which include Kronos Bio, Inc., ARROWHEAD PHARMACEUTICALS, INC., and Vir Biotechnology, Inc..



2020 was Backer Marianne de's most active year for acquiring shares with 11 total transactions. Backer Marianne de's most active month to acquire stocks was the month of January. 2026 was Backer Marianne de's most active year for disposing of shares, totalling 4 transactions. Backer Marianne de's most active month to dispose stocks was the month of March. 2020 saw Backer Marianne de paying a total of $184,705.00 for 12,500 shares, this is the most they've acquired in one year. In 2024 Backer Marianne de cashed out on 126,113 shares for a total of $690,364.81, their largest year based on trade value.

Holdings & Transactions

VIRvir biotechnology, inc.
President and CEO Director
Updated: Apr 30, 2026VIEW QUOTE
Form TypeSEC Filing
1.00MApr 29View
-0.0772.56K$9.16-$664.35K1.00MScheduledApr 06View
-0.0114.76K$9.53-$140.72K1.07MScheduledFeb 24View
1.09835.96K$7.45-$141.89K1.66MScheduledFeb 22 - 23View
-0.0979.71K$5.95-$474.24K822.62KScheduledApr 03View
1.13703.88K$9.45-$152.41K1.38MScheduledFeb 22 - 24View
678.46KJun 12View
-0.1073.00K$9.46-$690.36K678.46KScheduledApr 03View
0.91525.00K1.10MFeb 22View
1.73M1.73MApr 03View
View
KRONkronos bio, inc.
Updated: Jun 26, 2023VIEW QUOTE
Form TypeSEC Filing
34.00K34.00KJun 22View
10.3028.33K31.08KJun 22View
0.721.15K$11.57$13.31K2.75KDec 01View
1.671.00K$19.57$19.57K1.60KAug 20View
8.58K8.58KJun 22View
600.00$25.01$15.01K600.00May 28View
41.20K41.20KJan 25View
View
ARWRarrowhead pharmaceuticals, inc.
Updated: Jan 11, 2023VIEW QUOTE
Form TypeSEC Filing
0.5312.46K35.86KJan 10View
0.386.40K23.40KJan 07View
-0.214.50K$64.71-$291.18K17.00KJan 03View
-0.195.00K$89.85-$449.25K21.50KJun 24View
0.519.00K26.50KJan 01View
0.061.00K$50.47$50.47K17.50KOct 08View
0.324.00K$33.56$134.24K16.50KJan 13 - 15View
1.507.50K12.50KJan 01View
5.00KView