Derek Brummer

CIK 1578586 · President, Mortgage Insurance · last filed 2024-12-06

Derek Brummer is a President, Mortgage Insurance who has filed 33 SEC Form 4 insider transactions across 1 company since 2015. The most recent filing shows the insider sold $1.0M of RDN on Dec 6, 2024. Across all open-market trades the lifetime net is −$5.2M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $6.3M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$6.28M

Companies

1

Total Filings

33

Lifetime Open-Market Net

-$5.20M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
RDN President, Mortgage Insurance 181,143 $34.66 $6.28M -$5.20M 33 2024-12-06

Recent Filings

33 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2024-12-06 RDN Sell (S) −29,205 -$1.01M EDGAR
2024-09-06 RDN Sell (S) −35,153 -$1.24M EDGAR
2024-06-18 RDN Mixed +3,225 -$74.6K EDGAR
2024-05-24 RDN Mixed −55,000 -$1.72M EDGAR
2024-05-17 RDN Mixed +17,943 $0 EDGAR
2024-05-15 RDN Mixed +67,683 -$1.49M EDGAR
2023-05-19 RDN Grant (A) $0 EDGAR
2023-05-16 RDN Mixed +44,732 -$936.3K EDGAR
2023-05-12 RDN Sell (S) −30,475 -$757.1K EDGAR
2023-03-06 RDN Sell (S) −37,000 -$821.7K EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.