InterDigital Inc
Ownership
Ownership Structure
Who owns InterDigital Inc (IDCC)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.0% of the shares are freely tradable; institutional investors hold 106.6%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 13.99 | 3,609,725 | -15.4 | 03/31/2026 |
| T. Rowe Price Associates, Inc. | 8.81 | 2,272,582 | +2.3 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 6.16 | 1,590,204 | +0.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.44 | 1,146,759 | +0.0 | 03/31/2026 |
| Boston Partners Global Investors, Inc | 4.43 | 1,142,559 | +16.9 | 06/30/2026 |
| State Street Corp | 3.71 | 957,748 | -2.3 | 03/31/2026 |
| Geode Capital Management, LLC | 3.30 | 852,462 | +8.2 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 2.59 | 668,401 | +0.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 3.51 | 904,922 | +0.0 | 08/31/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.19 | 822,012 | +0.3 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Pankaj Rajesh | Chief Technology Officer | 65,016 | 20,928,558 $ | Sep 8, 2026 | direct |
| Gillman Joan H | Director | 22,736 | 7,318,647 $ | Aug 7, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 8, 2026 | Pankaj Rajesh | Chief Technology Officer | Sell | 1,500 | 338.00 | 507,000 |
| Aug 7, 2026 | Gillman Joan H | Director | Sell | 300 | 331.06 | 99,318 |
| Aug 5, 2026 | Pankaj Rajesh | Chief Technology Officer | Sell | 1,500 | 324.88 | 487,320 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.