InterDigital, Inc. — Director's Dealing 2026

Jan 7, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: InterDigital, Inc. (IDCC)
CIK: 0001405495
Period of Report: 2026-01-05

Reporting Person: BREZSKI RICHARD (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-01-05	Common Stock	S	524	$325.72	Disposed	89831.0002	Direct
2026-01-05	Common Stock	S	650	$326.89	Disposed	89181.0002	Direct
2026-01-05	Common Stock	S	232	$327.94	Disposed	88949.0002	Direct
2026-01-05	Common Stock	S	346	$329.01	Disposed	88603.0002	Direct
2026-01-05	Common Stock	S	292	$300.91	Disposed	88311.0002	Direct
2026-01-05	Common Stock	S	1678	$332.24	Disposed	86633.0002	Direct
2026-01-05	Common Stock	S	586	$332.95	Disposed	86047.0002	Direct
2026-01-05	Common Stock	S	2041	$334.06	Disposed	84006.0002	Direct
2026-01-05	Common Stock	S	632	$335.10	Disposed	83374.0002	Direct
2026-01-06	Common Stock	S	176	$310.09	Disposed	83198.0002	Direct
2026-01-06	Common Stock	S	355	$311.24	Disposed	82843.0002	Direct
2026-01-06	Common Stock	S	214	$312.06	Disposed	82629.0002	Direct
2026-01-06	Common Stock	S	265	$313.93	Disposed	82364.0002	Direct
2026-01-06	Common Stock	S	120	$314.75	Disposed	82244.0002	Direct
2026-01-06	Common Stock	S	136	$317.03	Disposed	82108.0002	Direct
2026-01-06	Common Stock	S	56	$318.86	Disposed	82052.0002	Direct
2026-01-06	Common Stock	S	40	$321.69	Disposed	82012.0002	Direct
2026-01-06	Common Stock	S	143	$323.96	Disposed	81869.0002	Direct
2026-01-06	Common Stock	S	1139	$325.15	Disposed	80730.0002	Direct
2026-01-06	Common Stock	S	292	$325.86	Disposed	80438.0002	Direct
2026-01-06	Common Stock	S	728	$327.50	Disposed	79710.0002	Direct
2026-01-06	Common Stock	S	175	$328.38	Disposed	79535.0002	Direct
2026-01-06	Common Stock	S	180	$329.46	Disposed	79355.0002	Direct
2026-01-06	Common Stock	S	80	$330.97	Disposed	79275.0002	Direct
2026-01-06	Common Stock	S	320	$332.05	Disposed	78955.0002	Direct
2026-01-06	Common Stock	S	80	$332.67	Disposed	78875.0002	Direct
2026-01-06	Common Stock	S	503	$334.08	Disposed	78372.0002	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1946	Indirect

Footnotes

F1: The transactions reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted on September 26, 2025.

F2: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $325.42 to $326.27 per share. The price reported represents the weighted average price. The Reporting Person undertakes to provide to the staff of the SEC, the Issuer, or a stockholder of the Issuer, upon request, the number of shares sold by the Reporting Person at each separate price within the ranges set forth in this footnote and in footnotes 3 through 25.

F3: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $326.44 to $327.40 per share. The price reported represents the weighted average price.

F4: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $327.50 to $328.20 per share. The price reported represents the weighted average price.

F5: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $329.00 to $329.02 per share. The price reported represents the weighted average price.

F6: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $330.50 to $331.44 per share. The price reported represents the weighted average price.

F7: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $331.54 to $332.52 per share. The price reported represents the weighted average price.

F8: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $332.56 to $333.56 per share. The price reported represents the weighted average price.

F9: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $333.66 to $334.59 per share. The price reported represents the weighted average price.

F10: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $334.75 to $335.34 per share. The price reported represents the weighted average price.

F11: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $309.76 to $310.60 per share. The price reported represents the weighted average price.

F12: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $310.82 to $311.54 per share. The price reported represents the weighted average price.

F13: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $311.85 to $312.17 per share. The price reported represents the weighted average price.

F14: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $313.50 to $314.38 per share. The price reported represents the weighted average price.

F15: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $314.73 to $314.80 per share. The price reported represents the weighted average price.

F16: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $316.94 to $317.12 per share. The price reported represents the weighted average price.

F17: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $318.41 to $319.32 per share. The price reported represents the weighted average price.

F18: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $323.26 to $324.24 per share. The price reported represents the weighted average price.

F19: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $324.49 to $325.53 per share. The price reported represents the weighted average price.

F20: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $325.61 to $326.32 per share. The price reported represents the weighted average price.

F21: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $327.23 to $327.75 per share. The price reported represents the weighted average price.

F22: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $328.29 to $328.78 per share. The price reported represents the weighted average price.

F23: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $330.65 to $331.29 per share. The price reported represents the weighted average price.

F24: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $331.65 to $332.57 per share. The price reported represents the weighted average price.

F25: The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices ranging from $332.76 to $332.79 per share. The price reported represents the weighted average price.

F26: As of the most recently published account statement, the reporting person beneficially owned this number of whole shares of common stock pursuant to the InterDigital Savings and Protection Plan.