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Who

Richard Brezski

Chief Financial Officer

Company insider

Files Form 4 as: Chief Financial Officer, InterDigital; Chief Accounting Officer, Interdigital Communications.

Every Form 4 they filed

In numbers

Trades disclosed
335
Buys
0
Sells
19
Bought
$0
Sold
$24.4M
Companies
2
Companies where not an officer
0
First trade
3 Jan 2006
Last trade
22 Jul 2026
Last filed
24 Jul 2026

Companies traded

Where they are an officer
IDCC InterDigitalOfficer · Funds, Shells & SPACs · last 22 Jul 20260 buys · 14 sells
Interdigital CommunicationsOfficer · last 1 Jan 20070 buys · 5 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—36.128 at $0.00filing
22 Jul 2026filed 24 Jul 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—36.13 at $0.00filing
22 Apr 2026filed 24 Apr 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—24.824 at $0.00filing
22 Apr 2026filed 24 Apr 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—24.82 at $0.00filing
31 Mar 2026filed 2 Apr 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—5,299 at $0.00filing
31 Mar 2026filed 2 Apr 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—5,299 at $0.00filing
16 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code G—1,000 at $0.00filing
16 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code G—1,000 at $0.00filing
15 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—21,430.505 at $0.00filing
15 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code F$3.4M9,319 at $362.35filing
15 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code D$1830.505 at $362.35filing
15 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code F$1.4M3,965 at $362.35filing
15 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code D$1920.53 at $362.35filing
15 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code A—21,430.5 at $0.00filing
15 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code F$3.4M9,319 at $362.35filing
15 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code D$1810.5 at $362.35filing
15 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code F$1.4M3,965 at $362.35filing
15 Mar 2026filed 17 Mar 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Code D$1920.53 at $362.35filing
11 Feb 2026filed 12 Feb 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Sold$704K2,000 at $352.24filing
11 Feb 2026filed 12 Feb 2026IDCC InterDigitalFunds, Shells & SPACsSEC FORM 4 Sold$704K2,000 at $352.24filing

Sectors

Financials14
Not placed5

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
John D. Markley Jr.Director · Director at InterDigital, filing Form 4 there in the last year