Shake Shack (SHAK) director Jeffrey Flug awarded 2,891 RSUs in equity grant

Filing Impact

(Moderate)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Flug Jeffrey reported acquisition or exercise transactions in this Form 4 filing.

Shake Shack Inc. director and 10% owner Jeffrey Flug received an equity award in the form of restricted stock units. He was granted 2,891 shares of Class A Common Stock at a reference price of $54.48 per share, increasing his direct holdings to 8,361 shares after the award.

The RSUs were granted under Shake Shack’s 2025 Incentive Award Plan and its Non-Employee Director Compensation Policy. These units vest on June 10, 2027, provided Flug continues his service with the company until that date.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Flug Jeffrey

Role null

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock, par value $0.001 per share	2,891	$54.48	$158K

Holdings After Transaction: Class A Common Stock, par value $0.001 per share — 8,361 shares (Direct, null)

Footnotes (1)

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Key Figures

RSU grant size: 2,891 shares Grant reference price: $54.48 per share Post-transaction holdings: 8,361 shares +1 more

4 metrics

RSU grant size 2,891 shares Restricted stock units granted on June 10, 2026

Grant reference price $54.48 per share Price per share associated with RSU grant

Post-transaction holdings 8,361 shares Total Class A shares directly held after grant

Vesting date June 10, 2027 RSUs vest subject to continued service

Key Terms

restricted stock units, 2025 Incentive Award Plan, Non-Employee Director Compensation Policy, Class A Common Stock

4 terms

restricted stock units financial

"Represents shares of Class A Common Stock ("Class A Stock") of Shake Shack Inc. ... underlying restricted stock units acquired by the Reporting Person."

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.

2025 Incentive Award Plan financial

"On June 10, 2026, pursuant to the Issuer's 2025 Incentive Award Plan and the Issuer's Non-Employee Director Compensation Policy..."

Non-Employee Director Compensation Policy financial

"pursuant to the Issuer's 2025 Incentive Award Plan and the Issuer's Non-Employee Director Compensation Policy, the Reporting Person was awarded restricted stock units..."

Class A Common Stock financial

"Represents shares of Class A Common Stock ("Class A Stock") of Shake Shack Inc. (the "Issuer") underlying restricted stock units acquired by the Reporting Person."

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

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Form 4 Insider Transactions: What Each Field Means →

06/12/2026 - 04:20 PM

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).

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^*

Flug Jeffrey

(Last)

(First)

(Middle)

C/O SHAKE SHACK INC.

225 VARICK STREET, SUITE 301

(Street)

NEW YORK

10014

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Shake Shack Inc. [ SHAK ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/10/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock, par value $0.001 per share	06/10/2026		A		2,891⁽¹⁾	A	$54.48	8,361	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Represents shares of Class A Common Stock ("Class A Stock") of Shake Shack Inc. (the "Issuer") underlying restricted stock units acquired by the Reporting Person. On June 10, 2026, pursuant to the Issuer's 2025 Incentive Award Plan and the Issuer's Non-Employee Director Compensation Policy, the Reporting Person was awarded restricted stock units that represent the right to receive Class A Stock of the Issuer. The restricted stock units representing the right to receive Class A Stock of the Issuer vest on June 10, 2027, subject to the Reporting Person's continued service with the Issuer.

Remarks:

	/s/ Ronald Palmese, Jr., Esq., Attorney-in-Fact for Jeffrey Flug	06/12/2026
	** 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)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Shake Shack (SHAK) director Jeffrey Flug report?

Jeffrey Flug reported receiving an equity award of 2,891 restricted stock units of Shake Shack Class A Common Stock. This award is compensation under the company’s 2025 Incentive Award Plan and Non-Employee Director Compensation Policy, rather than an open-market stock purchase or sale.

How many Shake Shack (SHAK) shares did Jeffrey Flug hold after this Form 4 transaction?

After the award, Jeffrey Flug directly held 8,361 shares of Shake Shack Class A Common Stock. This total includes the newly granted 2,891 restricted stock units, which are scheduled to vest later, subject to his continued service with the company.

What type of shares did Jeffrey Flug receive from Shake Shack (SHAK)?

Jeffrey Flug received restricted stock units representing 2,891 shares of Shake Shack Class A Common Stock. These RSUs give him the right to receive actual Class A shares in the future, once vesting conditions under the company’s compensation programs are satisfied.

When do Jeffrey Flug’s Shake Shack (SHAK) restricted stock units vest?

The restricted stock units granted to Jeffrey Flug vest on June 10, 2027. Vesting is contingent on his continued service with Shake Shack through that date, aligning the award with longer-term board service and company performance horizons.

Under which plans were Jeffrey Flug’s Shake Shack (SHAK) RSUs granted?

The RSUs were granted under Shake Shack’s 2025 Incentive Award Plan and its Non-Employee Director Compensation Policy. These programs govern equity-based compensation for directors, outlining grant terms, vesting schedules, and conditions tied to continued service with the company.

Did Jeffrey Flug buy or sell Shake Shack (SHAK) stock on the market in this Form 4?

No open-market trade occurred in this filing; it reflects a grant of 2,891 restricted stock units as compensation. The transaction is classified as a grant or award acquisition, not a discretionary purchase or sale of Shake Shack shares in the public market.