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Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2023

Stock-Based Compensation

Schedule of activity relating to PSUs

​

​	​	​	​	​	​
​	​	​	​	​	​
​	​	​	​	Weighted average
​	​	Number of	​	price per unit
​		units	​	(in whole dollars)
​	​	​	​	​	​
Outstanding as of January 1, 2023		1,310	​	$	5,506
Granted	​	15	​	$	10,176
Outstanding as of March 31, 2023	​	1,325	​	​	​
​	​	​	​	​	​
Vested units as of March 31, 2023	​	333	​	$	5,506

​

Schedule of Stock Option Activity

​

​	​	​	​	​	​	​
​	​	​	​	​		​
​	​	Number of	​	Weighted average		​
​		shares		price per share
​	​	​	​	​	​	​
Outstanding as of January 1, 2023		4,882	​	$	17.23	​
Granted	​	958	​	$	19.76	​
Forfeited	​	(19)	​	$	18.02	​
Cancelled	​	(4)	​	$	19.04	​
Exercised	​	(173)	​	$	1.50	​
Outstanding as of March 31, 2023	​	5,644	​	$	18.14	​
​	​	​	​	​	​	​
Options vested and exercisable as of March 31, 2023		3,112	​	$	15.28	​

​

Schedule of stock-based compensation charges

​

​	​	​	​	​	​	​	​
​	​	Three Months Ended March 31,					​
​	​	2023		​	2022		​
​	​	​	​	​	​	​	​
Research and development		$	1,297	​	$	1,001	​
Selling, general and administrative	​		3,580	​	​	2,824	​
Total	​	$	4,877	​	$	3,825	​

​

BTI RSU

Stock-Based Compensation

Schedule of activity relating to RSUs

​

​	​	​
​	​	​
​	​	Number of
​		shares
​	​	​
Outstanding as of January 1, 2023		119
Granted	​	131
Vested	​	(25)
Outstanding as of March 31, 2023	​	225

​

OnkosXcel RSUs

Stock-Based Compensation

Schedule of activity relating to RSUs

​

​	​	​
​	​	​
​	​	Number of
​		units
​	​	​
Outstanding as of January 1, 2023		—
Granted	​	225
Outstanding as of March 31, 2023	​	225

​

OnkosXcel PSUs

Stock-Based Compensation

Schedule of Valuation Assumptions

​

​	​	​	​	​
​	​	​	​	​
​	​	2023 grant profit share unit valuation inputs		​
​	​	​	​	​
Expected volatility	​	97.4	%	​
Risk-free rate of interest	​	3.6	%	​
Expected dividend yield	​	—	%	​
Expected term	​	5.8	years	​

​

Stock options

Stock-Based Compensation

Schedule of Valuation Assumptions

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Three months ended

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Three months ended

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March 31, 2023

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March 31, 2022

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Expected term

​

​

5.5

years

-

6.1

years

​

5.5

years

-

6.1

years

Expected stock price volatility

​

​

97.0

%

-

97.9

%

​

92.7

%

-

96.7

%

Risk-free rate of interest

​

​

3.6

%

-

4.2

%

​

1.5

%

-

2.6

%

Expected dividend yield

​

​

0.0

%

-

0.0

%

​

0.0

%

-

0.0

%

​

X

- Definition

Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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