INTERDIGITAL INC

Ticker: IDCC CUSIP: 45867G101 Class: EQTY

BANK OF NOVA SCOTIA's Holding History (CIK: 0000009631)

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

Q2 2018

Shares 15,700 Value ($000) $1,270 Avg Close $79.55 Range $71.75 - $85.50

Q1 2018

Shares 97,417 Value ($000) $7,170 Avg Close $76.57 Range $69.33 - $81.70

Q4 2017

Shares 125,717 Value ($000) $9,573 Avg Close $74.74 Range $70.60 - $78.10

Q3 2017

Shares 178,689 Value ($000) $13,178 Avg Close $73.19 Range $67.55 - $81.85

Q2 2017

Shares 198,858 Value ($000) $15,371 Avg Close $83.80 Range $77.20 - $93.00

Q1 2017

Shares 245,086 Value ($000) $21,151 Avg Close $89.86 Range $83.15 - $102.30

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	15,700	$1,270	$79.55	$71.75 - $85.50
Q1 2018	97,417	$7,170	$76.57	$69.33 - $81.70
Q4 2017	125,717	$9,573	$74.74	$70.60 - $78.10
Q3 2017	178,689	$13,178	$73.19	$67.55 - $81.85
Q2 2017	198,858	$15,371	$83.80	$77.20 - $93.00
Q1 2017	245,086	$21,151	$89.86	$83.15 - $102.30