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Stockholders' Equity (Tables)
 6 Months Ended
Jun. 30, 2024
Class Of Stock [Line Items]  
Schedule of Assumptions Used in Black-Scholes Option Pricing Model to Determine Fair Value of Stock Options Granted

The following table presents the assumptions used in the Black-Scholes option pricing model to determine the fair value of stock options granted as of June 30, 2024 as follows:

 

 

June 30, 2024

 

 

December 31, 2023

 

Risk-free interest rate

 

4.33%

 

 

3.84% - 3.88%

 

Expected volatility

 

91.90% - 97.15%

 

 

89.08% - 94.28%

 

Expected term (in years)

 

4.0 - 5.5

 

 

4.5 - 6.0

 

Share price

 

$

2.64

 

 

$

1.80

 
Common Stock Warrants [Member]  
Class Of Stock [Line Items]  
Schedule of Warrant Activity

The following table shows the warrants to purchase common stock activity:

 

 

 

Roll-Forward of Warrant Activity

 

 

 

Common Stock Warrants

 

 

Pre-Funded Warrants

 

 

All Other Warrants

 

 

Total

 

Balance as of December 31, 2023

 

 

15,151,518

 

 

 

5,776,270

 

 

 

636,514

 

 

 

21,564,302

 

Issued

 

 

—

 

 

 

7,989,516

 

 

 

—

 

 

 

7,989,516

 

Exercised

 

 

—

 

 

 

(1,183,000

)

 

 

—

 

 

 

(1,183,000

)

Cancelled/Expired

 

 

—

 

 

 

—

 

 

 

(9,581

)

 

 

(9,581

)

Balance as of June 30, 2024

 

 

15,151,518

 

 

 

12,582,786

 

 

 

626,933

 

 

 

28,361,237

 

 
Preferred Stock Warrants [Member]  
Class Of Stock [Line Items]  
Schedule of Warrant Activity

As of June 30, 2024, there were 50,207.419 warrants exercisable into Series X1 Non-Voting Convertible Preferred Stock, which are convertible into 2,789,301 shares of common stock (after rounding for fractional shares and subject to beneficial ownership conversion limitations).

 

 

 

Roll-Forward of Series X1 Non-Voting Convertible Preferred Warrant Activity

 

 

 

Total

 

Balance as of December 31, 2023

 

 

50,207.419

 

Issued

 

 

—

 

Exercised

 

 

—

 

Balance as of June 30, 2024

 

 

50,207.419