InterDigital (IDCC) director Derek Aberle adds shares from RSU dividend equivalents

Rhea-AI Filing Summary

InterDigital, Inc. director Derek K. Aberle reported a small automatic share increase tied to existing equity awards. On January 28, 2026, he acquired 2.1948 shares of InterDigital common stock at a price of $0 per share through dividend-equivalent rights on previously granted unvested restricted stock units.

These dividend equivalents are credited when cash dividends are paid on InterDigital’s common stock and are delivered as additional restricted stock units. Following this transaction, Aberle beneficially owns 7,234.9246 shares of InterDigital common stock in direct ownership.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

ABERLE DEREK K

(Last) (First) (Middle)

200 BELLEVUE PARKWAY

SUITE 300

(Street)

WILMINGTON DE 19809

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
InterDigital, Inc. [ IDCC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
01/28/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	01/28/2026		A(1)		2.1948	A	$0	7,234.9246	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Restricted stock units received pursuant to dividend equivalents credited on unvested restricted stock units previously granted to the reporting person. Dividend equivalents accrue with respect to unvested restricted stock units when and as cash dividends are paid on InterDigital, Inc.'s common stock.

Remarks:

	/s/ Ariel Greenstein, Attorney-in-Fact for Derek Aberle	01/30/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did InterDigital (IDCC) director Derek Aberle report on this Form 4?

Derek Aberle reported acquiring 2.1948 InterDigital shares on January 28, 2026. The shares came from dividend-equivalent credits on previously granted unvested restricted stock units, rather than an open-market purchase, and increased his directly held stake modestly.

How many InterDigital (IDCC) shares does Derek Aberle own after this transaction?

After the reported transaction, Derek Aberle beneficially owns 7,234.9246 shares of InterDigital common stock. This figure reflects his direct holdings following the credit of 2.1948 additional shares from dividend-equivalent restricted stock units.

What is the nature of the 2.1948 shares acquired by Derek Aberle in IDCC?

The 2.1948 shares were received via restricted stock units created by dividend equivalents. These dividend equivalents accrue on unvested restricted stock units whenever InterDigital pays cash dividends on its common stock, and are then credited as additional restricted stock units.

Did Derek Aberle pay anything for the new InterDigital (IDCC) shares?

No, the Form 4 shows a price of $0 per share for the 2.1948 shares. They were credited automatically through dividend equivalents on existing unvested restricted stock units, rather than bought for cash in the market.

Is Derek Aberle’s InterDigital (IDCC) ownership direct or indirect after this filing?

The Form 4 reports Derek Aberle’s ownership as direct ("D") for the 7,234.9246 shares of common stock. There is no indication in the filing that these shares are held through an intermediate entity or indirect beneficial structure.

What triggers the dividend-equivalent restricted stock units reported in this IDCC Form 4?

Dividend equivalents accrue when InterDigital pays cash dividends on its common stock. For unvested restricted stock units previously granted to Derek Aberle, those dividend equivalents are credited as additional restricted stock units, which led to the reported 2.1948-share increase.