Updated: Aug 7, 2026

Derek Brummer

RDNRADIAN GROUP INCSEC CIK: 0001578586
Estimated Net Worth
$15.6 Million36.2%vs Last Year
Last Updated: Aug 7, 2026 08:55 PM EST

Transaction Summary

Total Transactions35
Buy-Sell Ratio0.79
Buy Transactions15
Sell Transactions19

Transaction Volume

Total Volume$10.96M
Net Volume-$9.5M
Buy Volume$730.39K
Sell Volume$10.23M

Trade Analysis

AVG Trade Size$313.22K
Largest Trade$1.72M
Most Active MonthMay
Most Active Year2024

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

Derek Brummer has an estimated net worth of $15.6 Million. This is based on reported shares in RADIAN GROUP INC.



2018 was Derek Brummer's most active year for acquiring shares with 8 total transactions. Derek Brummer's most active month to acquire stocks was the month of April. 2024 was Derek Brummer's most active year for disposing of shares, totalling 14 transactions. Derek Brummer's most active month to dispose stocks was the month of April. 2018 saw Derek Brummer paying a total of $286,272.00 for 92,066 shares, this is the most they've acquired in one year. In 2024 Derek Brummer cashed out on 356,131 shares for a total of $5,721,843.11, their largest year based on trade value.

Holdings & Transactions

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