Updated: May 19, 2026

John D.. Markley Jr

IDCCInterDigital, Inc.SEC CIK: 0001491492
Estimated Net Worth
$7.33 Million
Last Updated: May 19, 2026 11:38 PM EST

Transaction Summary

Total Transactions97
Buy-Sell Ratio1.85
Buy Transactions61
Sell Transactions33

Transaction Volume

Total Volume$5.51M
Net Volume-$4.54M
Buy Volume$484.84K
Sell Volume$5.03M

Trade Analysis

AVG Trade Size$56.82K
Largest Trade$1.21M
Most Active MonthJun
Most Active Year2017

Trading Sentiment

OverallBearish
Recent TradeBuying
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

John D.. Markley Jr has an estimated net worth of $7.33 Million. This is based on reported shares across multiple companies, which include InterDigital, Inc., Millennial Media Inc., and BROADSOFT, INC..



2017 was John D.. Markley Jr's most active year for acquiring shares with 8 total transactions. John D.. Markley Jr's most active month to acquire stocks was the month of December. 2012 was John D.. Markley Jr's most active year for disposing of shares, totalling 6 transactions. John D.. Markley Jr's most active month to dispose stocks was the month of May. 2013 saw John D.. Markley Jr paying a total of $269,802.08 for 26,841 shares, this is the most they've acquired in one year. In 2018 John D.. Markley Jr cashed out on 23,439.213 shares for a total of $1,265,973.19, their largest year based on trade value.

Holdings & Transactions

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