InterDigital, Inc. (IDCC) Insider Trading
Over the last 3 months, IDCC insiders made 0 open-market buys and 11 sales, a net sale of -$2.4M (SEC Form 4). Over the last 6 months, 409 institutions increased and 393 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
11
Net (3m)
-$2.4M
Insider trades by month Buys Sells
Mar
Apr
May
Jun
Jul
Aug
Context3-month price +29.8%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 10, 2026 | Gillman Joan Hdirector | Sell | 300 | $331.06 |
| Aug 7, 2026 | Pankaj Rajeshofficer: Chief Technology Officer | Sell | 1,500 | $324.88 |
| Jul 24, 2026 | Schmidt Joshua D.officer: CLO & Corp Secretary | Grant | 27 | — |
| Jul 24, 2026 | HUTCHESON STEWART Ddirector | Grant | 54 | — |
| Jul 24, 2026 | Gillman Joan Hdirector | Grant | 57 | — |
| Jul 24, 2026 | ABERLE DEREK Kdirector | Grant | 2 | — |
| Jul 24, 2026 | Markley John D. Jr.director | Grant | 9 | — |
| Jul 24, 2026 | Chen Lawrence Lirendirector, officer: President and CEO | Grant | 78 | — |
| Jul 24, 2026 | Pankaj Rajeshofficer: Chief Technology Officer | Grant | 39 | — |
| Jul 24, 2026 | RANKIN JEAN Fdirector | Grant | 2 | — |
| Jul 24, 2026 | KRITZMACHER JOHN Adirector | Grant | 2 | — |
| Jul 24, 2026 | Mattis Julia Cofficer: Chief Licensing Officer | Grant | 24 | — |
| Jul 24, 2026 | BREZSKI RICHARDofficer: Chief Financial Officer | Grant | 36 | — |
| Jul 24, 2026 | Armaly Samirdirector | Grant | 2 | — |
| Jul 7, 2026 | Pankaj Rajeshofficer: Chief Technology Officer | Sell | 750 | $282.00 |
| Jun 23, 2026 | Markley John D. Jr.director | Sell | 400 | $300.00 |
| Jun 16, 2026 | ABERLE DEREK Kdirector | Sell | 522 | $276.64 |
| Jun 16, 2026 | KRITZMACHER JOHN Adirector | Sell | 365 | $276.64 |
| Jun 16, 2026 | Armaly Samirdirector | Sell | 470 | $276.64 |
| Jun 16, 2026 | RANKIN JEAN Fdirector | Sell | 365 | $276.64 |
| Jun 12, 2026 | HUTCHESON STEWART Ddirector | Grant | 906 | — |
| Jun 12, 2026 | Gillman Joan Hdirector | Grant | 906 | — |
| Jun 12, 2026 | KRITZMACHER JOHN Adirector | Grant | 906 | — |
| Jun 12, 2026 | Pankaj Rajeshofficer: Chief Technology Officer | Sell | 1,500 | $290.00 |
| Jun 12, 2026 | ABERLE DEREK Kdirector | Grant | 906 | — |
| Jun 12, 2026 | Markley John D. Jr.director | Grant | 906 | — |
| Jun 12, 2026 | Armaly Samirdirector | Grant | 906 | — |
| Jun 12, 2026 | RANKIN JEAN Fdirector | Grant | 906 | — |
| Jun 8, 2026 | Pankaj Rajeshofficer: Chief Technology Officer | Sell | 750 | $258.38 |
| Jun 4, 2026 | Mattis Julia Cofficer: Chief Licensing Officer | Sell | 1,600 | $257.65 |
Source: IDCC SEC Form 4 filings, latest Aug 10, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their IDCC positions over the last 6 months (SEC Form 13F).
Increased
409
New positions
139
Reduced
393
Sold out
108
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 3.9M | Aug 7, 2026 |
| BLACKROCK, INC. | Reduced | 3.6M | May 13, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 2.6M | Aug 14, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 2.3M | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 1.6M | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 1.6M | May 8, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 1.2M | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1.1M | May 15, 2026 |
| Boston Partners | Increased | 1.1M | Aug 4, 2026 |
| UBS Group AG | Increased | 1.1M | Aug 13, 2026 |
| UBS GROUP AG | Increased | 1.0M | May 5, 2026 |
| STATE STREET CORP | Increased | 1.0M | Aug 7, 2026 |
| BOSTON PARTNERS | Increased | 977K | May 11, 2026 |
| STATE STREET CORP | Reduced | 958K | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 920K | Aug 12, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.