InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (7 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
7
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Discover the detailed record of transactions filed by Markley John D. Jr., Director. Insider active across 2 companies, notably InterDigital, Inc.. Cumulatively, 37 reports have been logged. Breakdown: 0 buy · 7 sells. Total volume traded: €926k. History available since 2 June 2021. The latest transaction was disclosed on 22 July 2026 (Attribution). Regulator: SEC (Form 4). The full history is openly available.
Companies and markets linked to Markley John D. Jr.
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations37 total
8.697 shares0Common StockSEC:0001628280-26-049483:0
6.233 shares0Common StockSEC:0001628280-26-027004:0
700 shares@ US$374.950.0027% mcap36.7% of flowCommon StockSEC:0001628280-26-007502:0
7.053 shares0Common StockSEC:0001628280-26-004283:0
6.421 shares0Common StockSEC:0001628280-25-046160:0
8.778 shares0Common StockSEC:0001628280-25-035992:0
692 shares@ US$220.6214.4% of flowCommon StockSEC:0001628280-25-032105:0
1,036 shares0Common StockSEC:0001628280-25-031131:0
0.678 shares@ US$223.510.0% of flowCommon StockSEC:0001628280-25-030201:0
12.568 shares0Common StockSEC:0001628280-25-020008:0
10.446 shares0Common StockSEC:0001628280-25-002492:0
11.931 shares0Common StockSEC:0001628280-24-043742:0
13.115 shares0Common StockSEC:0001628280-24-033086:0
750 shares@ US$115.287.5% of flowCommon StockSEC:0001628280-24-027817:0
0.607 shares@ US$117.300.0% of flowCommon StockSEC:0001628280-24-027507:0
1,711 shares0Common StockSEC:0001405495-24-000081:0
17.847 shares0Common StockSEC:0001628280-24-018641:0
16.851 shares0Common StockSEC:0001405495-24-000022:0
22.883 shares0Common StockSEC:0001209191-23-053757:0
16.75 shares0Common StockSEC:0001209191-23-043677:0
1,100 shares@ US$86.178.3% of flowCommon StockSEC:0001209191-23-035812:0
0.295 shares@ US$83.490.0% of flowCommon StockSEC:0001209191-23-034451:0
26.455 shares0Common StockSEC:0001209191-23-025950:0
4,274 shares@ US$73.8628.0% of flowCommon StockSEC:0001209191-23-013645:0
26.269 shares0Common StockSEC:0001209191-23-005240:0
25 of 37 declarations
About Markley John D. Jr.
Markley John D. Jr. is a Director of InterDigital, Inc. and BROADSOFT, INC. He has 36 filings in total, and among the recent filings sampled between 2016-01-08 and 2026-04-24, they show 0 buys and EUR 926390 of sales, with the modal transaction nature listed as Attribution.
