Data from public SEC 13F & STOCK Act filings, delayed up to ~45 days, partial holdings only — for research, not investment advice.
IDCC
INTERDIGITAL INCData as of 2026 Q1 (03-31) · 13F snapshot
Summary
INTERDIGITAL INC (IDCC) is held by 7 tracked hedge-fund managers, a combined reported value of ~$153.94M; the largest are Izzy Englander, Renaissance Technologies, Ken Griffin. This quarter: 1 new, 3 added, 1 trimmed, 1 closed. Data as of 2026 Q1, from public SEC 13F filings, delayed up to ~45 days.
Attention · MediumThis quarter · Heating up
Gurus holding7
Congress trades0
Price$283.73vs quarter-end-6.05%
Sectors0
This quarter's moves
Top holderIzzy EnglanderNew1
Added3
Trimmed / sold2
Value $12.62M— of portfolio41,8002026 Q1
Value $7.40M— of portfolio24,5002026 Q1
Value $2.93M— of portfolio9,7002026 Q1
Value $2.05M— of portfolio6,8002026 Q1
Value $996.6K— of portfolio3,3002026 Q1
Value $271.8K— of portfolio9002026 Q1
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Ken GriffinPUT | $12.62M | — | — |
| Ken GriffinCALL | $7.40M | — | — |
| Steven CohenCALL | $2.93M | — | — |
| Steven CohenPUT | $2.05M | — | — |
| Izzy EnglanderCALL | $996.6K | — | — |
| Izzy EnglanderPUT | $271.8K | — | — |