INTERDIGITAL INC

Ticker: IDCC CUSIP: 45867G101 Class: EQTY

Sound Income Strategies, LLC's Holding History (CIK: 0001730960)

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

Q4 2025
Shares 59 Value ($000) $18 Avg Close $353.55 Range $314.37 - $412.60