v3.26.1
Stockholders' Equity (Tables)
3 Months Ended
Mar. 31, 2026
Equity [Abstract]  
Schedule of Fair Value Inputs Key assumptions used to determine the fair value of the May 2025 Convertible Note were as follows:
January 9,
2026
December 31,
2025
Expected term (years)0.840.96
Stock price$12.46 $4.87 
Volatility45.00 %45.00 %
Risk-free rate3.54 %3.49 %
Dividend yield— %— %
Key assumptions used to determine the fair value of the AIR Warrants as of December 31, 2025, were as follows:
Underlying Investor Warrants (BSM)Junior Convertible Notes
Expected term (years)5.000.92
Stock price$4.87 $4.87 
Volatility87.50%45.00 %
Risk-free rate3.73 %3.50 %
Dividend yield— %— %
Discount rate on the note78.64 %78.64 %
Exercise price of AIR Warrants (millions)$3.7 $3.7 
The following inputs were used in the convertible bond and BSM option pricing models:
Underlying Investor Warrants (BSM)Junior Convertible Notes
Expected term (years)5.000.92
Stock price$22.13 $22.13 
Volatility87.50%45.00%
Risk-free rate3.75 %3.49 %
Dividend yield— %— %
Discount rate on the noteN/A78.64 %
Exercise price of AIR Warrants (millions)$3.7 $3.7 
The Company determined the fair value of the Initial Tranche Warrants by using a BSM option pricing model, with the following assumptions:
Expected term (years)5.00
Stock price$29.99 
Volatility90.00 %
Risk-free rate4.04 %
Dividend yield0.00 %
The Company determined the fair value of the Second Tranche Warrants by using a BSM option pricing model, with the following assumptions:
Expected term (years)5.00
Stock price$20.17 
Volatility90.00 %
Risk-free rate3.84 %
Dividend yield0.00 %
The Company determined the fair value of the September 2025 SIV Warrants by using a BSM option pricing model, with the following assumptions:
Expected term (years)5.00
Stock price$21.42 
Volatility87.50 %
Risk-free rate3.57 %
Dividend yield0.00 %
The Company determined the incremental fair value of the SIV Modified Warrants by using a BSM option pricing model, with the following assumptions:
Pre-modificationPost-modification
Expected term (years)4.634.63
Stock price$21.42 $21.42 
Exercise price$132.27 $19.81 
Volatility87.50 %87.50 %
Risk-free rate3.55 %3.55 %
Dividend yield0.00 %0.00 %
The Company determined the fair value of the December 2025 SIV Warrants by using a BSM option pricing model, with the following assumptions:
Expected term (years)5.00
Stock price$14.28 
Volatility82.50 %
Risk-free rate3.72 %
Dividend yield0.00 %
The significant inputs into the BSM option pricing model at the initial recognition date are as follows:
January 2026 WarrantsJanuary 2026 Placement Agent Warrants
Warrant term (years)5.085.00
Stock price$9.83 $9.83 
Volatility85.00 %85.00 %
Risk-free rate3.73 %3.72 %
Dividend yield— %— %
The significant inputs into the BSM option pricing model before and after the modification date are as follows:
Pre-modificationPost-modification
October 2025 WarrantsDecember 2025 WarrantsJanuary 2026 Modified Warrants
Warrant term (years)5.095.095.09
Stock price$8.82 $8.82 $8.82 
Volatility85.00 %85.00 %85.00 %
Risk-free rate3.72 %3.72 %3.72 %
Dividend yield0.00 %0.00 %0.00 %
The significant inputs into the BSM option pricing model immediately before modification date are as follows:
Expected term (years)4.77
Stock price$13.57 
Volatility82.50 %
Risk-free rate3.76 %
Dividend yield0.00 %
The Company determined the fair value of the December 2025 Warrants at issuance by using a BSM option pricing model, with the following assumptions:
Expected term (years)5.15
Stock price$16.96 
Volatility82.50 %
Risk-free rate3.73 %
Dividend yield0.00 %
The significant inputs into the BSM option pricing model before and after the modification date are as follows:
Pre-modificationPost-modification
Expected term (years)5.165.16
Stock price$13.57 $13.57 
Volatility82.50 %82.50 %
Risk-free rate3.79 %3.79 %
Dividend yield0.00 %0.00 %
The significant inputs into the BSM option pricing model immediately before the modification date are as follows:
March 2025 WarrantsJuly 2025 Warrants
Expected term (years)4.444.71
Stock price$30.52 $30.52 
Volatility85.00 %85.00 %
Risk-free rate3.56 %3.58 %
Dividend yield0.00 %0.00 %
The Company determined the fair value of the October 2025 Warrants at issuance by using a BSM option pricing model, with the following assumptions:
Expected term (years)5.31
Stock price$30.52 
Volatility85.00 %
Risk-free rate3.63 %
Dividend yield0.00 %
The significant inputs into the BSM option pricing model immediately before the modification date are as follows:
February 2025 WarrantsInvestor Modified Warrants
Warrant term (years)4.494.35-4.70
Stock price$34.09 $34.09 
Volatility87.50 %87.50 %
Risk-free rate3.74 %3.73 %-3.75%
Dividend yield0.00 %0.00 %
The Company determined the fair value of the August 2025 Warrants at issuance by using a BSM option pricing model, with the following assumptions:
Warrant term (years)5.09
Stock price$34.09 
Volatility87.50 %
Risk-free rate3.78 %
Dividend yield0.00 %
The significant inputs into the BSM option pricing model before and after the modification date are as follows:
Pre-modificationPre-modification
Warrant term (years)4.47-4.824.47-4.82
Stock price$21.78 $21.78 
Volatility90.00 %90.00 %
Risk-free rate3.76 %-3.78%3.76 %-3.78%
Dividend yield0.00 %0.00 %
Schedule of Outstanding Stock Purchases Warrants
The Company’s outstanding stock purchases warrants are summarized as follows:
TrancheExercise PriceExpiration DateMarch 31, 2026December 31, 2025
Private Warrants$143,693.00 08/12/26903903
Public Warrants$143,693.00 08/12/26691691
September 2024 Placement Agent Warrants$158.06 09/17/292,0022,002
October 2024 SIV Warrants$19.81 04/24/3015,12415,124
December 2024 SIV Warrants$19.81 04/24/3010,82810,828
December 2024 Placement Agent Warrants$121.74 12/18/292,2412,241
December 2024 Wolverine Warrants (1)$3.80 12/13/291,5971,597
February 2025 Placement Agent Warrants$77.07 02/11/303,5693,569
Initial Tranche Warrants (1)$3.80 06/18/3026,68826,688
Second Tranche Warrants (1)$3.80 06/18/3026,68826,688
September 2025 SIV Warrants$19.81 09/13/30112,045112,045
September 2025 Warrants$24.99 09/25/3081,84781,847
October 2025 Warrants (2)$13.74 12/09/30418,465
December 2025 Warrants (2)$13.74 12/09/30408,576
December 2025 SIV Warrants$14.10 12/05/3013,44613,446
January 2026 Warrants$5.40 02/06/31925,926
January 2026 Placement Agent Warrants$5.94 01/06/3146,296
January 2026 Modified Warrants (2)$5.40 02/06/31827,042
(1) The exercise price of these warrants was reduced from $4.87 to $3.80 per share during the three months ended March 31, 2026 as a result of down-round adjustments triggered by sales under the Company's ATM Sales Agreement.
(2) The October 2025 Warrants and December 2025 Warrants were amended in January 2026 to reduce the exercise price and extend the expiration date, as discussed under January 2026 Offering discussion above, and are referred to as the January 2026 Modified Warrants thereafter.