INTERDIGITAL INC

Ticker: IDCC CUSIP: 45867G101 Class: EQTY

MATHER GROUP, LLC.'s Holding History (CIK: 0001527641)

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

Q3 2025

Shares 40 Value ($000) $14 Avg Close $271.66 Range $213.06 - $360.30

Q1 2025

Shares 40 Value ($000) $8 Avg Close $201.31 Range $169.58 - $231.97

Q4 2024

Shares 40 Value ($000) $8 Avg Close $174.85 Range $140.47 - $203.90

Q3 2024

Shares 40 Value ($000) $6 Avg Close $131.08 Range $115.10 - $143.96

Q2 2024

Shares 40 Value ($000) $4 Avg Close $106.87 Range $95.33 - $119.10

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	40	$14	$271.66	$213.06 - $360.30
Q1 2025	40	$8	$201.31	$169.58 - $231.97
Q4 2024	40	$8	$174.85	$140.47 - $203.90
Q3 2024	40	$6	$131.08	$115.10 - $143.96
Q2 2024	40	$4	$106.87	$95.33 - $119.10