XML 38 R32.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Stock-Benefit Plans and Equity Transactions (Tables)
3 Months Ended
Mar. 31, 2024
Share-Based Payment Arrangement [Abstract]  
Summary of Total Stock Based Compensation

The Company has stock-based compensation plans under which it grants stock options, restricted stock units ("RSUs"), and performance restricted stock units ("PRSUs") to officers, directors and third parties. Total stock-based compensation for the periods presented are as follows (in thousands):

 

 

 

Three Months Ended

 

 

 

 

March 31,

 

 

 

 

2024

 

 

2023

 

 

Cost of sales

 

$

483

 

 

$

6,006

 

 

Research and development

 

 

4,315

 

 

 

1,317

 

 

Sales, general and administrative

 

 

12,524

 

 

 

9,139

 

 

Total

 

$

17,322

 

 

$

16,462

 

 

 

Schedule of Assumptions used to Estimate Fair Value of Stock Options Granted and Stock Purchase Rights under ESPP

The Company estimates the fair value of shares issued to employees under the ESPP using the Black-Scholes option-pricing model. The assumptions used to estimate the fair value of stock options granted and stock purchase rights under the ESPP are as follows:

 

 

 

Three Months Ended

 

 

 

March 31,

 

 

 

2024

 

 

2023

 

Risk-free interest rate

 

 

5.41

%

 

 

4.54

%

Expected dividend yield

 

 

 

 

 

 

Expected term (years)

 

 

0.50

 

 

 

0.60

 

Volatility

 

 

58.41

%

 

 

62.77

%

Summary of All Outstanding Warrants for Common Stock

A summary of all outstanding warrants for common stock as of March 31, 2024, are as follows (in thousands, except for strike price data):

 

 

 

Number of
Warrants

 

 

Strike Price

 

Expiration

2018 Squadron Medical Warrants

 

 

845

 

 

$

3.15

 

May 2027

2019 Squadron Medical Warrants

 

 

4,839

 

 

$

2.17

 

May 2027

2020 Squadron Medical Warrants

 

 

1,076

 

 

$

4.88

 

May 2027

Executive Warrants

 

 

1,327

 

 

$

5.00

 

December 2024

Other(1)

 

 

129

 

 

$

10.10

 

Various through June 2026

Total

 

 

8,216

 

 

 

 

 

(1)
Weighted-average strike price.