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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 29, 2025
Share-Based Payment Arrangement [Abstract]  
Stock-Based Compensation Expenses

The following table shows stock-based compensation expense included in the condensed consolidated statements of operations for the three months ended March 29, 2025 and March 30, 2024 (in thousands):

 

 

 

Three Months Ended

 

 

 

March 29, 2025

 

 

March 30, 2024

 

Cost of revenues

 

$

18

 

 

$

60

 

Research and development

 

 

29

 

 

 

52

 

Sales and marketing

 

 

66

 

 

 

111

 

General and administrative

 

 

100

 

 

 

171

 

Total stock-based compensation expense

 

$

213

 

 

$

394

 

 

Summary of Stock Options

The following table summarizes stock options information during the three months ended March 29, 2025:

 

 

 

Number of
Shares

 

 

Weighted
Average
Exercise Price
Per Share

 

 

Aggregate
Intrinsic
Value
(thousands)

 

Outstanding as of December 28, 2024

 

 

1,692,707

 

 

$

2.89

 

 

 

 

Granted

 

 

63,000

 

 

$

0.92

 

 

 

 

Canceled or forfeited

 

 

(144,501

)

 

$

3.47

 

 

 

 

Outstanding as of March 29, 2025

 

 

1,611,206

 

 

$

2.76

 

 

$

5,782

 

Weighted Average Assumptions for Fair Value Estimate of Stock-Based Awards (Options)

The Company uses the Black-Scholes option-pricing model to estimate the fair value of stock-based awards (options) with the following weighted-average assumptions:

 

 

 

Three Months Ended

 

 

 

March 29, 2025

 

 

March 30, 2024

 

Average risk free interest rate

 

 

4.02

%

 

 

4.20

%

Expected life (in years)

 

 

4.50

 

 

4.4

 

Dividend yield

 

 

 

 

Average volatility

 

 

106

%

 

 

79

%

Summary of Stock Options Outstanding, Vested, Expected to Vest and Exercisable

Information regarding stock options outstanding, vested, expected to vest, and exercisable as of March 29, 2025 is summarized below:

 

 

 

Number of
Shares

 

 

Weighted
Average
Exercise Price

 

 

Weighted
Average
Remaining
Contractual
Life (Years)

 

 

Aggregate
Intrinsic
Value
(thousands)

 

Options outstanding

 

 

1,611,206

 

 

$

2.76

 

 

 

3.59

 

 

$

5,782

 

Options vested and expected to vest

 

 

1,562,323

 

 

$

2.79

 

 

 

3.53

 

 

$

4,707

 

Options exercisable

 

 

1,014,683

 

 

$

3.16

 

 

 

2.73

 

 

$

-

 

Restricted Stock Units

Information regarding RSUs activity for the three months ended March 29, 2025 is as summarized below:

 

 

 

Number
of Shares

 

Outstanding as of December 28, 2024

 

 

615,707

 

Restricted stock units granted

 

 

5,000

 

Restricted stock units forfeited

 

 

(5,000

)

Outstanding as of March 29, 2025

 

 

615,707