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Common Stock and Stock-Based Compensation (Tables)
3 Months Ended
Mar. 29, 2025
Share-Based Payment Arrangement [Abstract]  
Summary of Stock Options under Employee Equity Incentive Plan and Stock Option Plan for Non-Employee Directors

Information related to stock options under the Restated Employee Equity Incentive Plan and the Stock Option Plan for Non-Employee Directors and upper management is summarized as follows:

 

 

 

Shares

 

 

Weighted-
Average
Exercise Price

 

 

Weighted-
Average
Remaining
Contractual
Term in Years

 

 

Aggregate
Intrinsic
Value
(in thousands)

 

Outstanding at December 28, 2024

 

 

209,794

 

 

$

358.48

 

 

 

 

 

 

 

Granted

 

 

76,919

 

 

 

243.77

 

 

 

 

 

 

 

Outstanding at March 29, 2025

 

 

286,713

 

 

$

327.70

 

 

 

6.09

 

 

$

2,343

 

Exercisable at March 29, 2025

 

 

148,845

 

 

$

348.83

 

 

 

3.77

 

 

$

2,343

 

Vested and expected to vest at March 29, 2025

 

 

262,206

 

 

$

333.56

 

 

 

5.77

 

 

$

2,343

 

 

Weighted Average Assumptions used to Estimate Fair Value of Stock Options

Weighted average assumptions used to estimate fair values of stock options on the date of grants are as follows:

 

 

 

2025

 

Expected Volatility

 

 

40.4

%

Risk-free interest rate

 

 

4.3

%

Expected Dividends

 

 

0.0

%

Exercise factor

 

 

2.1

 

Discount for post-vesting restrictions

 

 

0.0

%

Summary of Vesting Activities of Shares Issued Under Investment Share Program and Restricted Stock Units

The following table summarizes vesting activities of shares issued under the investment share program and restricted stock units:

 

 

 

Number of Shares

 

 

Weighted Average Fair Value

 

Non-vested at December 28, 2024

 

 

164,551

 

 

$

328.88

 

Granted

 

 

123,831

 

 

 

234.06

 

Vested

 

 

(39,998

)

 

 

363.04

 

Forfeited

 

 

(22,018

)

 

 

307.75

 

Non-vested at March 29, 2025

 

 

226,366

 

 

$

273.03

 

 

Stock-Based Compensation Expense Included in Operating Expenses

The following table provides information regarding stock-based compensation expense included in operating expenses in the accompanying condensed consolidated statements of comprehensive operations:

 

 

 

Thirteen weeks ended

 

 

 

March 29,
2025

 

 

March 30,
2024

 

 

 

(in thousands)

 

Amounts included in advertising, promotional and selling expenses

 

$

2,240

 

 

$

2,466

 

Amounts included in general and administrative expenses

 

 

3,630

 

 

 

4,661

 

Total stock-based compensation expense

 

$

5,870

 

 

$

7,127