INTERDIGITAL INC

Ticker: IDCC CUSIP: 45867G101 Class: EQTY

Catalyst Capital Advisors LLC's Holding History (CIK: 0001549275)

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

Q3 2017

Shares 4,000 Value ($000) $295 Avg Close $73.19 Range $67.55 - $81.85

Q2 2015

Shares 8,000 Value ($000) $455 Avg Close $55.81 Range $49.57 - $60.69

Q2 2014

Shares 16,105 Value ($000) $770 Avg Close $38.65 Range $31.45 - $49.10

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	4,000	$295	$73.19	$67.55 - $81.85
Q2 2015	8,000	$455	$55.81	$49.57 - $60.69
Q2 2014	16,105	$770	$38.65	$31.45 - $49.10