INTERDIGITAL INC

Ticker: IDCC CUSIP: 45867G101 Class: EQTY

Vanguard Personalized Indexing Management, LLC's Holding History (CIK: 0001767306)

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

Q4 2025

Shares 2,365 Value ($000) $753 Avg Close $353.55 Range $314.37 - $412.60

Q3 2025

Shares 2,235 Value ($000) $772 Avg Close $271.66 Range $213.06 - $360.30

Q2 2025

Shares 1,995 Value ($000) $447 Avg Close $211.87 Range $180.60 - $237.50

Q1 2025

Shares 1,960 Value ($000) $405 Avg Close $201.31 Range $169.58 - $231.97

Q4 2024

Shares 1,588 Value ($000) $308 Avg Close $174.85 Range $140.47 - $203.90

Q3 2024

Shares 1,678 Value ($000) $238 Avg Close $131.08 Range $115.10 - $143.96

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,365	$753	$353.55	$314.37 - $412.60
Q3 2025	2,235	$772	$271.66	$213.06 - $360.30
Q2 2025	1,995	$447	$211.87	$180.60 - $237.50
Q1 2025	1,960	$405	$201.31	$169.58 - $231.97
Q4 2024	1,588	$308	$174.85	$140.47 - $203.90
Q3 2024	1,678	$238	$131.08	$115.10 - $143.96