v3.26.1
Pay vs Performance Disclosure - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Pay vs Performance Disclosure      
Pay vs Performance Disclosure, Table

Pay Versus Performance Table

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

Average

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

Summary

Summary

Compensation

Compensation

Average

Value of Initial

Compensation

Actually

Table Total

Compensation

Fixed $100 Investment

Table Total

Paid

for Non-PEO

Actually Paid

Based On

for PEO

to PEO

NEOs

to Non-PEO NEOs

Total Shareholder Return

Net Loss

Year

  ​ ​ ​

($)(1)

  ​ ​ ​

($)(2)

  ​ ​ ​

($)(3)

  ​ ​ ​

($)(4)

  ​ ​ ​

($)(5)

  ​ ​ ​

($ in millions)(6)

2025

2,125,594

1,793,592

4,208,783

4,125,368

0.03

(40.9)

2024

 

1,269,419

 

876,793

 

814,738

 

655,714

 

0.10

 

(11.7)

2023

 

1,635,226

 

1,052,743

 

922,495

 

690,975

 

1.22

 

(8.9)

(1)

Reflects the amount reported in the “Total” column of the Summary Compensation Table for Mr. Andreeff for each corresponding year. See “Named Executive Officer Compensation Tables – Summary Compensation Table for 2025”.

(2)

Amounts reported reflect CAP for Mr. Andreeff, as computed in accordance with Item 402(v) of Regulation S-K, for each corresponding year, which amounts do not reflect the actual amount of compensation earned by or paid to Mr. Andreeff during the applicable year. The adjustments below were made to Mr. Andreeff’s total compensation for each year to determine the CAP for such fiscal year in accordance with the requirements of Item 402(v) of Regulation S-K.

  ​ ​ ​

Reported

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

Equity

  ​ ​ ​

  ​ ​ ​

 Summary Compensation 

Reported 

 Award

CAP for

Table Total for PEO

Value of Equity Awards

 Adjustments 

 PEO 

Year

  ​ ​ ​

 ($)

  ​ ​ ​

Less

  ​ ​ ​

 ($)(a)

  ​ ​ ​

Plus

  ​ ​ ​

($)(b)

  ​ ​ ​

Equals

  ​ ​ ​

($)(c)

2025

2,125,594

636,456

+

304,454

=

1,793,592

2024

 

1,269,419

 

 

682,760

 

+

 

290,134

 

=

 

876,793

2023

 

1,635,226

 

 

1,115,469

 

+

 

532,986

 

=

 

1,052,743

(a)

Amounts reflect the sum of the grant date fair value of equity awards as reported in the “Stock Awards” and “Option Awards” columns in the Summary Compensation Table for the applicable year.

(b)

The equity award adjustments were calculated in accordance with Item 402(v) of Regulation S-K and include: (i) the year-end fair value of any equity awards granted in the applicable year that are outstanding and unvested as of the end of the year; (ii) the amount of change as of the end of the applicable year (from the end of the prior fiscal year) in fair value of any awards granted in prior years that are outstanding and unvested as of the end of the applicable year; (iii) for awards granted in the applicable year and vest in the same year, the fair value as of the vesting date; and (iv) for awards granted in prior years that vest in the applicable year, the amount equal to the change as of the vesting date (from the end of the prior fiscal year) in fair value. No dividends or other earnings were paid on stock or option awards in any applicable year. The valuation assumptions used to calculate fair values did not materially differ from those disclosed at the time of grant. The amounts deducted or added in calculating the equity award adjustments for Mr. Andreeff are as follows:

  ​ ​ ​

Year End Fair

  ​ ​ ​

  ​ ​ ​

Fair Value as

  ​ ​ ​

Change in Fair Value to the

  ​ ​ ​

Value of Equity

Year over Year Change

of Vesting

Vesting Date of Equity

Awards Granted in

in Fair

Date of Equity

Awards

Total

the Year and

Value of

Awards Granted

Granted in Prior

Equity

Outstanding and

Outstanding and

and Vested

Years that Vested

Award

Unvested at Year End

Unvested Equity Awards

in the Year

in the Year

Adjustments

Year

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

2025

430,252

(125,798)

304,454

2024

 

130,225

 

(158,145)

 

441,355

 

(123,301)

 

290,134

2023

 

330,374

 

(6,515)

 

212,482

 

(3,355)

 

532,986

(3)

Reflects the average amount reported in the “Total” column of the Summary Compensation Table for our other NEOs as a group (excluding Mr. Andreeff) for each corresponding year. See “Named Executive Officer Compensation Tables – Summary Compensation Table for 2025”. The names of each of the other NEOs (excluding Mr. Andreeff) included for purposes of calculating the average amounts in 2025 are Messrs. Chee and Mathiesen and in each of 2024 and 2023 are Mr. Mathiesen and Dr. Antonella Favit-Van Pelt, our former Chief Medical Officer.

(4)

Amounts reported reflect CAP for the other NEOs as a group (excluding Mr. Andreeff), as computed in accordance with Item 402(v) of Regulation S-K, for each corresponding year, which amounts do not reflect an average of the actual amount of compensation earned by or paid to the other NEOs as a group (excluding Mr. Andreeff) during the applicable year. The adjustments below were made to the average total compensation for the NEOs as a group (excluding Mr. Andreeff) for each year to determine the CAP for such year in accordance with the requirements of Item 402(v) of Regulation S-K.

  ​ ​ ​

Average Reported

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

Summary

Average

Compensation

Reported

Average

Table

Value of

Equity

Average

Total for

Equity

Award

CAP for

Non-PEO NEOs

Awards

Adjustments

Non-PEO NEOs

Year

  ​ ​ ​

($)

  ​ ​ ​

Less

  ​ ​ ​

($)

  ​ ​ ​

Plus

  ​ ​ ​

($)(a)

  ​ ​ ​

Equals

  ​ ​ ​

($)

2025

4,208,783

3,475,258

+

3,391,843

=

4,125,368

2024

 

814,738

 

 

287,723

 

+

128,699

 

=

 

655,714

2023

 

922,495

 

 

447,394

 

+

 

215,874

 

=

 

690,975

(a)

See note (b) to footnote (2) above for an explanation of the equity award adjustments made in accordance with Item 402(v) of Regulation S-K. The amounts deducted or added in calculating the total average equity award adjustments for the other NEOs as a group (excluding Mr. Andreeff) are as follows:

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

Fair Value as

  ​ ​ ​

  ​ ​ ​

Average

of Vesting

Average Change

Year End Fair Value

Year over Year Average

Date of Equity

in Fair Value to the

Total

of Equity Awards

Change in Fair Value of

Awards

Vesting Date of Equity

Average

Granted in the Year

Outstanding and

Granted

Awards Granted in

Equity

and Outstanding and

Unvested Equity

and Vested

Prior Years that

Award

Unvested at Year End

Awards

in the Year

Vested in the Year

Adjustments

Year

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

2025

3,423,756

(31,913)

3,391,843

2024

 

54,879

 

(63,185)

 

185,991

 

(48,986)

 

128,699

2023

 

132,513

 

(1,209)

 

85,215

 

(645)

 

215,874

(5)

Cumulative TSR is calculated as the difference between the Company’s share price at the end and the beginning of the measurement period by the Company’s share price at the beginning of the measurement period.

(6)

Amounts reflect the net income as reported in the Company’s audited financial statements for the applicable year.

   
Named Executive Officers, Footnote

(1)

Reflects the amount reported in the “Total” column of the Summary Compensation Table for Mr. Andreeff for each corresponding year. See “Named Executive Officer Compensation Tables – Summary Compensation Table for 2025”.

(3)

Reflects the average amount reported in the “Total” column of the Summary Compensation Table for our other NEOs as a group (excluding Mr. Andreeff) for each corresponding year. See “Named Executive Officer Compensation Tables – Summary Compensation Table for 2025”. The names of each of the other NEOs (excluding Mr. Andreeff) included for purposes of calculating the average amounts in 2025 are Messrs. Chee and Mathiesen and in each of 2024 and 2023 are Mr. Mathiesen and Dr. Antonella Favit-Van Pelt, our former Chief Medical Officer.

   
PEO Total Compensation Amount $ 2,125,594 $ 1,269,419 $ 1,635,226
PEO Actually Paid Compensation Amount $ 1,793,592 876,793 1,052,743
Adjustment To PEO Compensation, Footnote

(2)

Amounts reported reflect CAP for Mr. Andreeff, as computed in accordance with Item 402(v) of Regulation S-K, for each corresponding year, which amounts do not reflect the actual amount of compensation earned by or paid to Mr. Andreeff during the applicable year. The adjustments below were made to Mr. Andreeff’s total compensation for each year to determine the CAP for such fiscal year in accordance with the requirements of Item 402(v) of Regulation S-K.

  ​ ​ ​

Reported

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

Equity

  ​ ​ ​

  ​ ​ ​

 Summary Compensation 

Reported 

 Award

CAP for

Table Total for PEO

Value of Equity Awards

 Adjustments 

 PEO 

Year

  ​ ​ ​

 ($)

  ​ ​ ​

Less

  ​ ​ ​

 ($)(a)

  ​ ​ ​

Plus

  ​ ​ ​

($)(b)

  ​ ​ ​

Equals

  ​ ​ ​

($)(c)

2025

2,125,594

636,456

+

304,454

=

1,793,592

2024

 

1,269,419

 

 

682,760

 

+

 

290,134

 

=

 

876,793

2023

 

1,635,226

 

 

1,115,469

 

+

 

532,986

 

=

 

1,052,743

(a)

Amounts reflect the sum of the grant date fair value of equity awards as reported in the “Stock Awards” and “Option Awards” columns in the Summary Compensation Table for the applicable year.

(b)

The equity award adjustments were calculated in accordance with Item 402(v) of Regulation S-K and include: (i) the year-end fair value of any equity awards granted in the applicable year that are outstanding and unvested as of the end of the year; (ii) the amount of change as of the end of the applicable year (from the end of the prior fiscal year) in fair value of any awards granted in prior years that are outstanding and unvested as of the end of the applicable year; (iii) for awards granted in the applicable year and vest in the same year, the fair value as of the vesting date; and (iv) for awards granted in prior years that vest in the applicable year, the amount equal to the change as of the vesting date (from the end of the prior fiscal year) in fair value. No dividends or other earnings were paid on stock or option awards in any applicable year. The valuation assumptions used to calculate fair values did not materially differ from those disclosed at the time of grant. The amounts deducted or added in calculating the equity award adjustments for Mr. Andreeff are as follows:

  ​ ​ ​

Year End Fair

  ​ ​ ​

  ​ ​ ​

Fair Value as

  ​ ​ ​

Change in Fair Value to the

  ​ ​ ​

Value of Equity

Year over Year Change

of Vesting

Vesting Date of Equity

Awards Granted in

in Fair

Date of Equity

Awards

Total

the Year and

Value of

Awards Granted

Granted in Prior

Equity

Outstanding and

Outstanding and

and Vested

Years that Vested

Award

Unvested at Year End

Unvested Equity Awards

in the Year

in the Year

Adjustments

Year

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

2025

430,252

(125,798)

304,454

2024

 

130,225

 

(158,145)

 

441,355

 

(123,301)

 

290,134

2023

 

330,374

 

(6,515)

 

212,482

 

(3,355)

 

532,986

   
Non-PEO NEO Average Total Compensation Amount $ 4,208,783 814,738 922,495
Non-PEO NEO Average Compensation Actually Paid Amount $ 4,125,368 655,714 690,975
Adjustment to Non-PEO NEO Compensation Footnote

(4)

Amounts reported reflect CAP for the other NEOs as a group (excluding Mr. Andreeff), as computed in accordance with Item 402(v) of Regulation S-K, for each corresponding year, which amounts do not reflect an average of the actual amount of compensation earned by or paid to the other NEOs as a group (excluding Mr. Andreeff) during the applicable year. The adjustments below were made to the average total compensation for the NEOs as a group (excluding Mr. Andreeff) for each year to determine the CAP for such year in accordance with the requirements of Item 402(v) of Regulation S-K.

  ​ ​ ​

Average Reported

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

Summary

Average

Compensation

Reported

Average

Table

Value of

Equity

Average

Total for

Equity

Award

CAP for

Non-PEO NEOs

Awards

Adjustments

Non-PEO NEOs

Year

  ​ ​ ​

($)

  ​ ​ ​

Less

  ​ ​ ​

($)

  ​ ​ ​

Plus

  ​ ​ ​

($)(a)

  ​ ​ ​

Equals

  ​ ​ ​

($)

2025

4,208,783

3,475,258

+

3,391,843

=

4,125,368

2024

 

814,738

 

 

287,723

 

+

128,699

 

=

 

655,714

2023

 

922,495

 

 

447,394

 

+

 

215,874

 

=

 

690,975

(a)

See note (b) to footnote (2) above for an explanation of the equity award adjustments made in accordance with Item 402(v) of Regulation S-K. The amounts deducted or added in calculating the total average equity award adjustments for the other NEOs as a group (excluding Mr. Andreeff) are as follows:

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

Fair Value as

  ​ ​ ​

  ​ ​ ​

Average

of Vesting

Average Change

Year End Fair Value

Year over Year Average

Date of Equity

in Fair Value to the

Total

of Equity Awards

Change in Fair Value of

Awards

Vesting Date of Equity

Average

Granted in the Year

Outstanding and

Granted

Awards Granted in

Equity

and Outstanding and

Unvested Equity

and Vested

Prior Years that

Award

Unvested at Year End

Awards

in the Year

Vested in the Year

Adjustments

Year

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

2025

3,423,756

(31,913)

3,391,843

2024

 

54,879

 

(63,185)

 

185,991

 

(48,986)

 

128,699

2023

 

132,513

 

(1,209)

 

85,215

 

(645)

 

215,874

   
Compensation Actually Paid vs. Total Shareholder Return

Graphic

   
Compensation Actually Paid vs. Net Income

Graphic

   
Total Shareholder Return Amount $ 0.03 0.1 1.22
Net Income (Loss) $ (40,900,000) (11,700,000) (8,900,000)
PEO Name Mr. Andreeff    
Equity Awards Adjustments, Footnote The amounts deducted or added in calculating the equity award adjustments for Mr. Andreeff are as follows:

  ​ ​ ​

Year End Fair

  ​ ​ ​

  ​ ​ ​

Fair Value as

  ​ ​ ​

Change in Fair Value to the

  ​ ​ ​

Value of Equity

Year over Year Change

of Vesting

Vesting Date of Equity

Awards Granted in

in Fair

Date of Equity

Awards

Total

the Year and

Value of

Awards Granted

Granted in Prior

Equity

Outstanding and

Outstanding and

and Vested

Years that Vested

Award

Unvested at Year End

Unvested Equity Awards

in the Year

in the Year

Adjustments

Year

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

2025

430,252

(125,798)

304,454

2024

 

130,225

 

(158,145)

 

441,355

 

(123,301)

 

290,134

2023

 

330,374

 

(6,515)

 

212,482

 

(3,355)

 

532,986

The amounts deducted or added in calculating the total average equity award adjustments for the other NEOs as a group (excluding Mr. Andreeff) are as follows:

  ​ ​ ​

  ​ ​ ​

  ​ ​ ​

Fair Value as

  ​ ​ ​

  ​ ​ ​

Average

of Vesting

Average Change

Year End Fair Value

Year over Year Average

Date of Equity

in Fair Value to the

Total

of Equity Awards

Change in Fair Value of

Awards

Vesting Date of Equity

Average

Granted in the Year

Outstanding and

Granted

Awards Granted in

Equity

and Outstanding and

Unvested Equity

and Vested

Prior Years that

Award

Unvested at Year End

Awards

in the Year

Vested in the Year

Adjustments

Year

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

  ​ ​ ​

($)

2025

3,423,756

(31,913)

3,391,843

2024

 

54,879

 

(63,185)

 

185,991

 

(48,986)

 

128,699

2023

 

132,513

 

(1,209)

 

85,215

 

(645)

 

215,874

   
PEO | Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount $ (636,456) (682,760) (1,115,469)
PEO | Equity Awards Adjustments, Excluding Value Reported in Compensation Table      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount 304,454 290,134 532,986
PEO | Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount   130,225 330,374
PEO | Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount   (158,145) (6,515)
PEO | Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount 430,252 441,355 212,482
PEO | Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount (125,798) (123,301) (3,355)
Non-PEO NEO | Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount (3,475,258) (287,723) (447,394)
Non-PEO NEO | Equity Awards Adjustments, Excluding Value Reported in Compensation Table      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount 3,391,843 128,699 215,874
Non-PEO NEO | Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount   54,879 132,513
Non-PEO NEO | Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount   (63,185) (1,209)
Non-PEO NEO | Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount 3,423,756 185,991 85,215
Non-PEO NEO | Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year      
Pay vs Performance Disclosure      
Adjustment to Compensation, Amount $ (31,913) $ (48,986) $ (645)