Shake Shack (SHAK) awards CFO 20,548 RSUs vesting from 2027 to 2029

Rhea-AI Filing Summary

Hook Michelle Greig reported acquisition or exercise transactions in this Form 4 filing.

Shake Shack Inc. reported that Chief Financial Officer Michelle Greig Hook received an equity award tied to the company’s Class A Common Stock. She was granted 20,548 restricted stock units, representing the right to receive the same number of Class A shares as compensation under her employment agreement and the 2025 Incentive Award Plan. These units vest in three equal installments on June 15, 2027, June 15, 2028, and June 15, 2029, aligning her pay with long-term performance rather than any immediate stock purchase or sale. A separate line also shows she directly holds 60 shares of Class A Common Stock.

Insights

Equity compensation analyst

CFO receives time-vested RSU grant, no open-market trading.

Chief Financial Officer Michelle Greig Hook was granted 20,548 restricted stock units tied to Shake Shack’s Class A Common Stock. The filing describes this as a grant or award under her employment agreement and the company’s 2025 Incentive Award Plan, not an open-market purchase.

The RSUs vest in three equal installments on June 15, 2027, June 15, 2028, and June 15, 2029, encouraging multi-year retention and performance focus. Because the grant carries a $0.00 acquisition price and no shares were bought or sold in the market, it is a routine compensation event with neutral impact. The filing also notes she directly holds 60 shares of Class A Common Stock.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Hook Michelle Greig

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Grant/Award	CLASS A COMMON STOCK	20,548	$0.00	--
holding	CLASS A COMMON STOCK	--	--	--

Holdings After Transaction: CLASS A COMMON STOCK — 20,548 shares (Direct, null)

Footnotes (1)

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Key Figures

RSU grant size: 20,548 units RSU vesting dates: June 15, 2027/2028/2029 Grant price per share: $0.00 per share +1 more

4 metrics

RSU grant size 20,548 units Restricted stock units tied to Class A Common Stock

RSU vesting dates June 15, 2027/2028/2029 Three equal annual installments

Grant price per share $0.00 per share Compensation award, not a market purchase

Direct share holdings 60 shares Class A Common Stock held directly after reported transactions

Key Terms

restricted stock units, 2025 Incentive Award Plan, Class A Common Stock

3 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 Ms. Hook"

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

"acquired by Ms. Hook pursuant to Ms. Hook's Employment Agreement with the Issuer and the Issuer's 2025 Incentive Award Plan"

Class A Common Stock financial

"Represents shares of Class A Common Stock ("Class A Stock") of Shake Shack Inc."

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 →

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^*

Hook Michelle Greig

(Last) (First) (Middle)

C/O SHAKE SHACK INC.

225 VARICK STREET, SUITE 301

(Street)

NEW YORK 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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/15/2026

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
CLASS A COMMON STOCK	06/15/2026		A		20,548(1)	A	$0	20,548	D
CLASS A COMMON STOCK								60	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. Represents shares of Class A Common Stock ("Class A Stock") of Shake Shack Inc. (the "Issuer") underlying restricted stock units acquired by Ms. Hook pursuant to Ms. Hook's Employment Agreement with the Issuer and the Issuer's 2025 Incentive Award Plan. The restricted stock units representing the right to receive Class A Stock of the Issuer vest in 3 equal installments on each of June 15, 2027, June 15, 2028, and June 15, 2029.

Remarks:

	/s/ Ronald Palmese, Jr., Esq., Attorney-in-Fact for Michelle Hook	06/17/2026
	** 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 did Shake Shack (SHAK) CFO Michelle Greig Hook report in this Form 4?

She reported receiving an award of 20,548 restricted stock units linked to Shake Shack’s Class A Common Stock. The grant is part of her employment agreement and the 2025 Incentive Award Plan, with no open-market stock purchase or sale disclosed in this filing.

How many Shake Shack (SHAK) restricted stock units did the CFO receive?

Michelle Greig Hook received 20,548 restricted stock units representing the right to receive the same number of Class A shares. This equity award was granted under Shake Shack’s 2025 Incentive Award Plan as part of her compensation arrangement, according to the Form 4 footnote disclosure.

What is the vesting schedule for the Shake Shack (SHAK) CFO’s 20,548 RSUs?

The 20,548 restricted stock units vest in three equal installments on June 15, 2027, June 15, 2028, and June 15, 2029. Each vesting date delivers one-third of the underlying Class A Common Stock, tying compensation to multi-year company performance and continued employment.

Did the Shake Shack (SHAK) CFO buy or sell shares on the market in this Form 4?

No market buy or sell is reported. The Form 4 shows an acquisition coded as a grant or award with a $0.00 share price, reflecting restricted stock units granted as compensation rather than an open-market trade. It also lists a direct holding of 60 Class A shares.

How many Shake Shack (SHAK) Class A shares does the CFO directly hold?

The filing lists a direct holding of 60 shares of Class A Common Stock in a separate line item. This is in addition to the 20,548 restricted stock units that will convert into shares over time as they vest, according to the disclosed vesting schedule.

Under what plan were the Shake Shack (SHAK) CFO’s restricted stock units granted?

The restricted stock units were granted under Shake Shack’s 2025 Incentive Award Plan, as referenced in her employment agreement. This plan governs equity-based compensation, and the Form 4 notes that the RSUs represent the right to receive Class A Common Stock as they vest.