InterDigital (NASDAQ: IDCC) director sells 400 shares under 10b5-1 plan

Rhea-AI Filing Summary

InterDigital director John D. Markley Jr. reported an open-market sale of 400 shares of InterDigital common stock at $300.00 per share on June 22, 2026. The transaction was executed under a Rule 10b5-1 trading plan adopted on March 11, 2026 to cover his estimated tax obligations related to vesting of restricted stock units. After this sale, he directly holds about 11,734.7066 shares of InterDigital common stock.

Insider Trade Summary 10b5-1

Net Seller: 400 shares ($120,000)

Net Sell 1 txn

Insider Markley John D. Jr.

Role null

Sold 400 shs ($120K)

Type	Security	Shares	Price	Value
Sale	Common Stock	400	$300.00	$120K

Holdings After Transaction: Common Stock — 11,734.707 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares sold: 400 shares Sale price: $300.00 per share Shares held after sale: 11,734.7066 shares +2 more

5 metrics

Shares sold 400 shares Open-market sale of InterDigital common stock on June 22, 2026

Sale price $300.00 per share Price for 400 InterDigital common shares sold

Shares held after sale 11,734.7066 shares Direct ownership following reported Form 4 transaction

Transaction code S Sale in open market or private transaction

Trading plan adoption date March 11, 2026 Adoption of Rule 10b5-1 trading plan for tax-related sales

Key Terms

Rule 10b5-1 trading plan, restricted stock units, open-market sale, Form 4

4 terms

Rule 10b5-1 trading plan regulatory

"The sales reported ... were made pursuant to a Rule 10b5-1 trading plan adopted on March 11, 2026"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

restricted stock units financial

"to cover such individual's estimated tax obligations in connection with the vesting of restricted stock units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Form 4 regulatory

"The sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Form 4 Insider Transactions: What Each Field Means →

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

X

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^*

Markley John D. Jr.

(Last) (First) (Middle)

200 BELLEVUE PARKWAY

SUITE 300

(Street)

WILMINGTON DELAWARE 19809

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/22/2026

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

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

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

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	06/22/2026		S(1)		400	D	$300	11,734.7066	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. The sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted on March 11, 2026 to cover such individual's estimated tax obligations in connection with the vesting of restricted stock units.

Remarks:

	/s/ Amy A. Miraglia, Attorney-in-Fact for John D. Markley Jr.	06/23/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did John D. Markley Jr. report for InterDigital (IDCC)?

John D. Markley Jr. reported an open-market sale of 400 shares of InterDigital common stock. The transaction occurred on June 22, 2026 and was disclosed on Form 4 as a routine insider trading report for a company director.

How many InterDigital (IDCC) shares did the director sell and at what price?

He sold 400 shares of InterDigital common stock at $300.00 per share. This single open-market transaction represents a relatively small portion of his overall holdings as reported after the sale in the Form 4 filing.

Was the InterDigital (IDCC) insider sale made under a Rule 10b5-1 plan?

Yes, the sale was made under a pre-arranged Rule 10b5-1 trading plan adopted on March 11, 2026. Such plans allow insiders to schedule trades in advance, helping separate routine liquidity or tax transactions from discretionary trading decisions.

Why did the InterDigital (IDCC) director sell these shares?

The filing states the shares were sold to cover estimated tax obligations related to vesting of restricted stock units. This indicates the transaction was tied to compensation and tax management rather than a discretionary change in the director’s economic exposure.

How many InterDigital (IDCC) shares does the director hold after the reported sale?

Following the 400-share sale, John D. Markley Jr. directly holds about 11,734.7066 shares of InterDigital common stock. This post-transaction holdings figure is reported in the Form 4 and provides context for the relative size of the sale.

What does transaction code "S" mean in the InterDigital (IDCC) Form 4 filing?

Transaction code "S" indicates a sale of securities in the open market or a private transaction. In this case, it confirms that the 400 InterDigital common shares were disposed of through a sale rather than through tax withholding, gifting, or derivative exercises.