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Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2024
Share-Based Payment Arrangement [Abstract]  
Schedule of stock-based compensation expense

The following table summarizes stock-based compensation expense:

 

 

 

Three Months Ended September 30,

 

 

Nine Months Ended September 30,

 

(In thousands)

 

2024

 

 

2023

 

 

2024

 

 

2023

 

Selling, general and administrative

 

$

1,509

 

 

$

1,308

 

 

$

4,434

 

 

$

3,502

 

Research and development

 

 

94

 

 

 

134

 

 

 

267

 

 

 

1,058

 

Total

 

$

1,603

 

 

$

1,442

 

 

$

4,701

 

 

$

4,560

 

Summary of weighted-average assumptions used to calculate estimated value of stock options

Black-Scholes-Merton assumptions used in calculating the estimated value of stock options granted by Innoviva on the date of grant were as follows:

 

 

 

Three Months Ended September 30,

 

Nine Months Ended September 30,

 

 

2024

 

2023

 

2024

 

2023

Risk-free interest rate

 

4.15%

 

4.13% - 4.21%

 

4.14% - 4.65%

 

3.50% - 4.21%

Expected term (in years)

 

6.14

 

6.01 - 6.22

 

5.07 - 6.15

 

5.16 - 6.22

Volatility

 

35.8%

 

37.3% - 37.8%

 

35.8% - 36.8%

 

37.3% - 38.5%

Dividend yield

 

0.0%

 

0.0%

 

0.0%

 

0.0%

 

 

 

 

 

 

 

 

Weighted-average estimated fair value of stock options granted

 

$7.76

 

$5.66 - $5.97

 

$4.97- $7.76

 

$5.22 - $5.97