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Note 9 - Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2026
Notes Tables  
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]

 

 

For the Three Months Ended March 31,

 

 

 

2026

 

 

2025

 

Sales and marketing

 

$

232

 

 

$

235

 

Research and development

 

 

80

 

 

 

215

 

General and administrative

 

 

274

 

 

 

638

 

Total non-cash stock compensation expense

 

$

586

 

 

$

1,088

 

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

Wtd. Avg.

Remaining

Aggregate

Weighted Avg.

Contractual

Intrinsic

Shares

Exercise Price

Life (Yrs)

Value

Outstanding as of December 31, 2025

30

$

5.96

8.0

$

Granted

13

0.69

$

Expired

(1

)

23.10

$

Outstanding as of March 31, 2026

42

$

3.89

8.6

$

Vested and expected to vest at March 31, 2026

42

$

3.89

8.6

$

Exercisable as of March 31, 2026

29

$

5.26

8.0

$

Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

 

 

 

 

 

 

Weighted

 

 

 

 

 

 

 

Average

 

 

 

 

 

 

 

Grant Date

 

 

 

Shares

 

 

Fair Value

 

Unvested at December 31, 2025

 

 

1,492

 

 

$1.47

 

Granted

 

 

203

 

 

 

0.69

 

Vested

 

 

(844)

 

 

1.13

 

Canceled and forfeited

 

 

(113)

 

 

1.10

 

Unvested at March 31, 2026

 

 

738

 

 

$1.70