| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Chief Financial Officer
1 company
Richard Brezski is Chief Financial Officer at IDCC. Richard Brezski's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $26.0M at current prices.
Our model assigns Richard Brezski a below-average insider score of 35/100, based on 9 past trades. Over a 12-month horizon, none of those trades were profitable, with an average 12-month return of -67.5%.
The IDCC filings lean toward selling, a net 73,206 shares.
Richard Brezski has 64 Form 4 filings on record from July 2017 to October 2026, all as Chief Financial Officer at InterDigital (IDCC), 2017–2026.
The 171 reported transactions were 60 open-market sales, 59 stock awards, 24 tax withholdings and 20 dispositions back to the company, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 6 sales worth about $15.6M.
The largest open-market sale was 18,280 shares of IDCC at an average $215.17 on February 19, 2025, about $3.9M. Twelve months later IDCC was up 60%.
All 5 sales since April 2023 were made under a Rule 10b5-1 trading plan, set up in advance.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Feb 11, 2026 | IDCC Interdigital, Inc. | Chief Financial Officer | Sell10b5-1 | 8,005 | $358.66 | $2,871,101.88 | -10.2% | -25.9% | - | |
| Jan 6, 2026 | IDCC Interdigital, Inc. | Chief Financial Officer | Sell10b5-1 | 11,983 | $327.81 | $3,928,198.28 | -13.3% | +1.7% | - | |
| Mar 14, 2025 | IDCC Interdigital, Inc. | Chief Financial Officer | Sell10b5-1 | 13,250 | $213.13 | $2,823,957.59 | -14.1% | +2.2% | +65.4% | |
| Feb 19, 2025 | IDCC Interdigital, Inc. | Chief Financial Officer | Sell10b5-1 | 18,280 | $215.17 | $3,933,341.77 | -16.3% | -0.7% | +60.3% | |
| Feb 21, 2024 | IDCC Interdigital, Inc. | Chief Financial Officer | Sell10b5-1 | 11,302 | $109.28 | $1,235,082.56 | -10.3% | +1.1% | +99.4% | |
| Feb 28, 2023 | IDCC Interdigital, Inc. | Chief Financial Officer | Sale+OE | 10,386 | $73.77 | $766,175.22 | -10.2% | +13.2% | +46.1% |