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Who

John D. Markley Jr.

Director

Company insider

Files Form 4 as: Director, InterDigital; Director, Broadsoft; Director, Millennial Media.

In numbers

Trades disclosed
126
Buys
2
Sells
31
Bought
$275K
Sold
$4.4M
Companies
3
Companies where not an officer
3
First trade
21 Jun 2010
Last trade
22 Jul 2026
Last filed
24 Jul 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
IDCC InterDigitalDirector · Funds, Shells & SPACs · last 22 Jul 20260 buys · 13 sells
BroadsoftDirector · last 1 Feb 20182 buys · 16 sells
Millennial MediaDirector · last 1 Jan 20140 buys · 2 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
20Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
22 Jul 2026filed 24 Jul 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—8.697 at $0.00filing
22 Jul 2026filed 24 Jul 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—8.7 at $0.00filing
22 Jun 2026filed 23 Jun 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Sold$120K400 at $300.00filing
22 Jun 2026filed 23 Jun 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Sold$120K400 at $300.00filing
11 Jun 2026filed 12 Jun 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code D$2190.864 at $253.91filing
11 Jun 2026filed 12 Jun 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code D$2180.86 at $253.91filing
10 Jun 2026filed 12 Jun 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—906 at $0.00filing
10 Jun 2026filed 12 Jun 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—906 at $0.00filing
22 Apr 2026filed 24 Apr 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—6.233 at $0.00filing
22 Apr 2026filed 24 Apr 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—6.23 at $0.00filing
10 Feb 2026filed 12 Feb 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Sold$262K700 at $374.95filing
10 Feb 2026filed 12 Feb 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Sold$262K700 at $374.95filing
28 Jan 2026filed 30 Jan 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—7.053 at $0.00filing
28 Jan 2026filed 30 Jan 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—7.05 at $0.00filing
22 Oct 2025filed 24 Oct 2025IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—6.42 at $0.00filing
23 Jul 2025filed 25 Jul 2025IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—8.78 at $0.00filing
18 Jun 2025filed 18 Jun 2025IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Sold$154K692 at $222.00filing
17 Jun 2025filed 18 Jun 2025IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Sold$153K692 at $220.62filing
11 Jun 2025filed 13 Jun 2025IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—1,036 at $0.00filing
5 Jun 2025filed 9 Jun 2025IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code D$1520.68 at $223.51filing

Sectors

Financials13
Not placed20

Buys in green, sells in red, by the company’s sector.

Related people

Rajesh PankajChief Technology Officer · Chief Technology Officer at InterDigital, filing Form 4 there in the last year
Lawrence Liren ChenPresident and CEO · President and CEO at InterDigital, filing Form 4 there in the last year
Julia C. MattisChief Licensing Officer · Chief Licensing Officer at InterDigital, filing Form 4 there in the last year
Joan H. GillmanDirector · Director at InterDigital, filing Form 4 there in the last year
Derek K. AberleDirector · Director at InterDigital, filing Form 4 there in the last year