INTERDIGITAL INC

Ticker: IDCC CUSIP: 45867G101 Class: EQTY

Csenge Advisory Group's Holding History (CIK: 0001715593)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 4,292 Value ($000) $1,367 Avg Close $353.55 Range $314.37 - $412.60

Q3 2025

Shares 2,682 Value ($000) $926 Avg Close $271.66 Range $213.06 - $360.30

Q2 2025

Shares 3,607 Value ($000) $784 Avg Close $211.87 Range $180.60 - $237.50

Q1 2025

Shares 2,924 Value ($000) $553 Avg Close $201.31 Range $169.58 - $231.97

Q3 2018

Shares 8 Value ($000) $0 Avg Close $81.96 Range $78.65 - $85.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,292	$1,367	$353.55	$314.37 - $412.60
Q3 2025	2,682	$926	$271.66	$213.06 - $360.30
Q2 2025	3,607	$784	$211.87	$180.60 - $237.50
Q1 2025	2,924	$553	$201.31	$169.58 - $231.97
Q3 2018	8	$0	$81.96	$78.65 - $85.85