Updated: May 18, 2026

Robert Chamness

DMRCDigimarc CORPSEC CIK: 0001259126
Estimated Net Worth
$9.08 Million
Last Updated: May 18, 2026 10:56 PM EST

Transaction Summary

Total Transactions75
Buy-Sell Ratio0.44
Buy Transactions21
Sell Transactions48

Transaction Volume

Total Volume$16.66M
Net Volume-$3.94M
Buy Volume$6.36M
Sell Volume$10.3M

Trade Analysis

AVG Trade Size$222.11K
Largest Trade$1.74M
Most Active MonthMay
Most Active Year2019

Trading Sentiment

OverallBearish
Recent TradeSelling
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Robert Chamness has an estimated net worth of $9.08 Million. This is based on reported shares across multiple companies, which include DIGIMARC CORP, and Digimarc CORP.



2008 was Robert Chamness's most active year for acquiring shares with 17 total transactions. Robert Chamness's most active month to acquire stocks was the month of December. 2008 was Robert Chamness's most active year for disposing of shares, totalling 15 transactions. Robert Chamness's most active month to dispose stocks was the month of April. 2008 saw Robert Chamness paying a total of $3,633,612.75 for 404,363 shares, this is the most they've acquired in one year. In 2008 Robert Chamness cashed out on 298,100 shares for a total of $2,058,839.26, their largest year based on trade value.

Holdings & Transactions

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