SEC Form 4 · Updated Daily
IDCC
— InterDigital, Inc. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| CAMPAGNA HARRY G | Director | 253,000 | 2009-06-04 | A |
| MERRITT WILLIAM J | Director · Officer | 234,667.55 | 2021-03-12 | M |
| Chen Lawrence Liren | Director · Officer | 226,800.023 | 2026-09-15 | A |
| CLONTZ STEVEN T | Director | 128,854.27 | 2015-04-29 | A |
| BREZSKI RICHARD | Officer | 82,909.016 | 2026-07-22 | A |
| McQuilkin Scott A | Officer | 78,940.19 | 2018-01-24 | A |
| Pankaj Rajesh | Officer | 63,515.713 | 2026-10-05 | S |
| Oistamo Kai Olavi | Officer | 52,186.56 | 2020-07-22 | A |
| SHAY LAWRENCE F | Officer | 48,300.19 | 2018-01-24 | A |
| KIERNAN BRIAN G | Officer | 47,563 | 2010-02-17 | M |
| Tirri Henry | Officer | 45,485.08 | 2022-04-27 | A |
| BOLGIANO D RIDGELY | Director | 44,306 | 2008-07-01 | F |
| LEMMO MARK A | Officer | 41,797.83 | 2012-10-24 | A |
| Nolan James J | Officer | 39,559.75 | 2018-10-01 | S |
| Hakoranta Eeva K. | Officer | 34,288.61 | 2025-03-31 | A |
| Schmidt Joshua D. | Officer | 30,074.388 | 2026-07-22 | A |
| Lau Jannie K | Officer | 29,335.89 | 2019-10-23 | A |
| RANKIN JEAN F | Director | 28,940.448 | 2026-07-22 | A |
| Isaacs Gary D | Officer | 28,187.51 | 2012-10-24 | A |
| Cohen Eric | Officer | 26,029.66 | 2023-07-26 | A |
| Gillman Joan H | Director | 22,735.778 | 2026-08-07 | S |
| Gulino Richard L. | Officer | 22,442.7 | 2021-10-15 | A |
| HUTCHESON STEWART D | Director | 22,060.372 | 2026-07-22 | A |
| SHANER ROBERT W | Director | 22,000 | 2008-06-05 | A |
| Belk Jeffrey K | Reporting Owner | 20,210.11 | 2018-07-25 | A |
| MILLER WILLIAM C | Officer | 19,593 | 2009-01-01 | A |
| Point Janet Meenehan | Officer | 18,330.99 | 2012-10-24 | A |
| KRITZMACHER JOHN A | Director | 16,361.448 | 2026-07-22 | A |
| ROATH ROBERT S | Director | 16,132.03 | 2017-06-08 | D |
| AMELIO GILBERT F | Director | 15,477.28 | 2015-04-29 | A |
| Proithis Allen A | Officer | 15,408.43 | 2014-04-23 | A |
| KAMINS EDWARD | Director | 13,753.25 | 2015-04-29 | A |
| Yi Byung K | Officer | 13,702.38 | 2015-10-28 | A |
| TRAHANAS PHILIP P | Director | 12,461.37 | 2021-04-28 | A |
| Markley John D. Jr. | Director | 11,743.403 | 2026-07-22 | A |
| Sprecher Steven Wayne | Officer | 11,566.05 | 2012-10-24 | A |
| Mattis Julia C | Officer | 11,237.12 | 2026-09-15 | F |
| Soni Naresh Himatlal | Officer | 9,052.81 | 2012-10-24 | A |
| Bernstein Bruce G | Officer | 9,010 | 2008-01-14 | A |
| MACNICHOL MARIE HAGARTY | Officer | 8,245.08 | 2015-10-28 | A |
| ABERLE DEREK K | Director | 7,622.448 | 2026-07-22 | A |
| Lesaicherre Pierre-Yves | Director | 7,023 | 2024-06-11 | S |
| Simpson Todd G | Officer | 6,485.81 | 2014-01-22 | A |
| Dinella Donald P | Officer | 5,735.24 | 2014-01-22 | A |
| Armaly Samir | Director | 4,610.448 | 2026-07-22 | A |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-10-05 | Pankaj Rajesh | Open-market sale | 1,500 | $334.32 | 63,515.713 |
| 2026-09-15 | Mattis Julia C | Disposition to issuer | 0.823 | $340.38 | 11,236.298 |
| 2026-09-15 | Mattis Julia C | Tax withholding | 325 | $340.38 | 11,237.12 |
| 2026-09-15 | Chen Lawrence Liren | Grant / award (derivative) | 137,400 | $0.00 | 652,289 |
| 2026-09-15 | Chen Lawrence Liren | Disposition to issuer | 4.854 | $340.38 | 205,899.169 |
| 2026-09-15 | Chen Lawrence Liren | Tax withholding | 20,896 | $340.38 | 205,904.023 |
| 2026-09-15 | Chen Lawrence Liren | Grant / award | 48,069.854 | $0.00 | 226,800.023 |
| 2026-09-08 | Pankaj Rajesh | Open-market sale | 1,500 | $338.00 | 65,015.713 |
| 2026-08-07 | Gillman Joan H | Open-market sale | 300 | $331.06 | 22,735.778 |
| 2026-08-05 | Pankaj Rajesh | Open-market sale | 1,500 | $324.88 | 66,515.713 |
| 2026-07-22 | ABERLE DEREK K | Grant / award | 2.448 | $0.00 | 7,622.448 |
| 2026-07-22 | Armaly Samir | Grant / award | 2.448 | $0.00 | 4,610.448 |
| 2026-07-22 | BREZSKI RICHARD | Grant / award | 36.128 | $0.00 | 82,909.016 |
| 2026-07-22 | Chen Lawrence Liren | Grant / award | 78.472 | $0.00 | 178,730.169 |
| 2026-07-22 | Gillman Joan H | Grant / award | 56.64 | $0.00 | 23,035.778 |
| 2026-07-22 | HUTCHESON STEWART D | Grant / award | 53.739 | $0.00 | 22,060.372 |
| 2026-07-22 | KRITZMACHER JOHN A | Grant / award | 2.448 | $0.00 | 16,361.448 |
| 2026-07-22 | Markley John D. Jr. | Grant / award | 8.697 | $0.00 | 11,743.403 |
| 2026-07-22 | Mattis Julia C | Grant / award | 23.811 | $0.00 | 11,562.12 |
| 2026-07-22 | Pankaj Rajesh | Grant / award | 39.251 | $0.00 | 68,015.713 |
| 2026-07-22 | RANKIN JEAN F | Grant / award | 2.448 | $0.00 | 28,940.448 |
| 2026-07-22 | Schmidt Joshua D. | Grant / award | 26.767 | $0.00 | 30,074.388 |
| 2026-07-06 | Pankaj Rajesh | Open-market sale | 750 | $290.00 | 67,976.462 |
| 2026-07-06 | Pankaj Rajesh | Open-market sale | 750 | $282.00 | 68,726.462 |
| 2026-06-22 | Markley John D. Jr. | Open-market sale | 400 | $300.00 | 11,734.707 |
| 2026-06-12 | ABERLE DEREK K | Open-market sale | 522 | $276.64 | 7,620 |
| 2026-06-12 | Armaly Samir | Open-market sale | 470 | $276.64 | 4,608 |
| 2026-06-12 | KRITZMACHER JOHN A | Open-market sale | 365 | $276.64 | 16,359 |
| 2026-06-12 | RANKIN JEAN F | Open-market sale | 365 | $276.64 | 28,938 |
| 2026-06-11 | Pankaj Rajesh | Open-market sale | 1,500 | $290.00 | 69,476.462 |
| 2026-06-11 | Armaly Samir | Disposition to issuer | 0.864 | $253.91 | 5,078 |
| 2026-06-11 | Markley John D. Jr. | Disposition to issuer | 0.864 | $253.91 | 12,134.707 |
| 2026-06-11 | KRITZMACHER JOHN A | Disposition to issuer | 0.864 | $253.91 | 16,724 |
| 2026-06-11 | RANKIN JEAN F | Disposition to issuer | 0.864 | $253.91 | 29,303 |
| 2026-06-11 | ABERLE DEREK K | Disposition to issuer | 0.864 | $253.91 | 8,142 |
| 2026-06-10 | Armaly Samir | Grant / award | 906 | $0.00 | 5,078.864 |
| 2026-06-10 | Markley John D. Jr. | Grant / award | 906 | $0.00 | 12,135.571 |
| 2026-06-10 | KRITZMACHER JOHN A | Grant / award | 906 | $0.00 | 16,724.864 |
| 2026-06-10 | Gillman Joan H | Grant / award | 906 | $0.00 | 22,979.138 |
| 2026-06-10 | RANKIN JEAN F | Grant / award | 906 | $0.00 | 29,303.864 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.