Insiders / Mattis Julia C
Mattis Julia C
CIK 2086712personinsider
Companies
1
First seen
Jan 7, 2026
Last activity
Mar 17, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| InterDigital, Inc. · IDCC | 8,982 | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| InterDigital, Inc. | Common Stock | 8,982 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Mar 15, 2026 | Other | IDCC InterDigital, Inc. Common Stock | $380.5K | -1K -9.52% | 9,977 0.04% of shares | low |
| Mar 15, 2026 | Other | IDCC InterDigital, Inc. Common Stock | $359.8K | -993 -9.95% | 8,984 0.03% of shares | low |
| Mar 15, 2026 | Other | IDCC InterDigital, Inc. Common Stock | $599 | -2 -0.02% | 8,982 0.03% of shares | low |
| Mar 15, 2026 | Other | IDCC InterDigital, Inc. Common Stock | $97 | 0 -0.00% | 9,977 0.04% of shares | low |
| Mar 15, 2026 | Grant | IDCC InterDigital, Inc. Common Stock | $0 | +2K +28.87% | 11,027 0.04% of shares | low |
| Jan 28, 2026 | Grant | IDCC InterDigital, Inc. Common Stock | $0 | +16 +0.18% | 8,557 0.03% of shares | low |
| Dec 15, 2025 | Grant | IDCC InterDigital, Inc. Common Stock | $0 | +1K +14.29% | 8,541 0.03% of shares | low |