INTERDIGITAL INC

Ticker: IDCC CUSIP: 45867G101 Class: EQTY

Y-Intercept (Hong Kong) Ltd's Holding History (CIK: 0001772875)

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

Q4 2025

Shares 21,998 Value ($000) $7,004 Avg Close $353.55 Range $314.37 - $412.60

Q2 2025

Shares 4,505 Value ($000) $1,010 Avg Close $211.87 Range $180.60 - $237.50

Q2 2023

Shares 7,056 Value ($000) $681 Avg Close $80.98 Range $66.82 - $97.62

Q1 2023

Shares 5,927 Value ($000) $432 Avg Close $69.61 Range $52.13 - $75.74

Q3 2022

Shares 13,540 Value ($000) $547 Avg Close $53.92 Range $40.23 - $64.00

Q2 2021

Shares 3,212 Value ($000) $235 Avg Close $73.91 Range $63.74 - $85.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	21,998	$7,004	$353.55	$314.37 - $412.60
Q2 2025	4,505	$1,010	$211.87	$180.60 - $237.50
Q2 2023	7,056	$681	$80.98	$66.82 - $97.62
Q1 2023	5,927	$432	$69.61	$52.13 - $75.74
Q3 2022	13,540	$547	$53.92	$40.23 - $64.00
Q2 2021	3,212	$235	$73.91	$63.74 - $85.75