12 insiders reported 251 Form 4 transactions for InterDigital, Inc. (IDCC) over the past 18 months (most recent 2026-09-17). Recent activity: Chen Lawrence Liren (President and CEO) Buy 48,070 shares, Mattis Julia C (Chief Licensing Officer) Sell 325 shares, Chen Lawrence Liren (President and CEO) Sell 20,896 shares, Mattis Julia C (Chief Licensing Officer) Sell 1 shares, Chen Lawrence Liren (President and CEO) Sell 5 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-17 | Chen Lawrence Liren | President and CEO | Buy | 48,070 | $0 |
| 2026-09-17 | Mattis Julia C | Chief Licensing Officer | Sell | 325 | $110,624 |
| 2026-09-17 | Chen Lawrence Liren | President and CEO | Sell | 20,896 | $7.1M |
| 2026-09-17 | Mattis Julia C | Chief Licensing Officer | Sell | 1 | $280 |
| 2026-09-17 | Chen Lawrence Liren | President and CEO | Sell | 5 | $1,652 |
| 2026-09-09 | Pankaj Rajesh | Chief Technology Officer | Sell | 1,500 | $507,000 |
| 2026-08-10 | Gillman Joan H | Director | Sell | 300 | $99,318 |
| 2026-08-07 | Pankaj Rajesh | Chief Technology Officer | Sell | 1,500 | $487,320 |
| 2026-07-24 | ABERLE DEREK K | Director | Buy | 2 | $0 |
| 2026-07-24 | RANKIN JEAN F | Director | Buy | 2 | $0 |
| 2026-07-24 | HUTCHESON STEWART D | Director | Buy | 54 | $0 |
| 2026-07-24 | BREZSKI RICHARD | Chief Financial Officer | Buy | 36 | $0 |
| 2026-07-24 | KRITZMACHER JOHN A | Director | Buy | 2 | $0 |
| 2026-07-24 | Markley John D. Jr. | Director | Buy | 9 | $0 |
| 2026-07-24 | Gillman Joan H | Director | Buy | 57 | $0 |
| 2026-07-24 | Armaly Samir | Director | Buy | 2 | $0 |
| 2026-07-24 | Chen Lawrence Liren | President and CEO | Buy | 78 | $0 |
| 2026-07-24 | Schmidt Joshua D. | CLO & Corp Secretary | Buy | 27 | $0 |
| 2026-07-24 | Pankaj Rajesh | Chief Technology Officer | Buy | 39 | $0 |
| 2026-07-24 | Mattis Julia C | Chief Licensing Officer | Buy | 24 | $0 |
| 2026-07-07 | Pankaj Rajesh | Chief Technology Officer | Sell | 750 | $211,500 |
| 2026-07-07 | Pankaj Rajesh | Chief Technology Officer | Sell | 750 | $217,500 |
| 2026-06-23 | Markley John D. Jr. | Director | Sell | 400 | $120,000 |
| 2026-06-16 | RANKIN JEAN F | Director | Sell | 365 | $100,974 |
| 2026-06-16 | ABERLE DEREK K | Director | Sell | 522 | $144,406 |
Source: SEC Form 4 filings · as of 2026-09-17