INTERDIGITAL INC

Ticker: IDCC CUSIP: 45867G101 Class: EQTY

MAINSTAY CAPITAL MANAGEMENT LLC /ADV's Holding History (CIK: 0001127612)

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

Q3 2018
Shares 500 Value ($000) $40 Avg Close $81.96 Range $78.65 - $85.85
Q2 2018
Shares 500 Value ($000) $40 Avg Close $79.55 Range $71.75 - $85.50