Number of Common Warrants

Average Exercise Price

Weighted Average Remaining Contractual Term (Years)

Aggregate Intrinsic Value

Expiration Date

Number of Pre-funded Warrants

Weighted Average Exercise Price

Weighted Average Remaining Contractual Term (Years)

Aggregate Intrinsic Value

Expiration Date

Outstanding at December 31, 2023

200,612

$

133.650

4.90

$

25,700

 November 30, 2028

115,127

$

0.050

3.92

$

30,200

 April 2027-May 2028

Exercised

(28,485

)

$

133.650

$

4,297

(115,127

)

$

0.050

—

$

9,715

Outstanding at December 31, 2024

172,127

$

133.650

3.92

$

—

 November 30, 2028

—

$

—

—

$

—

Prefunded warrants issued

—

$

—

—

$

—

150,360

$

0.001

2.00

$

—

 June 26, 2027

Exercised

—

$

—

—

—

—

(27,000

)

$

0.001

—

$

245,943

Common warrants issued

846,744

$

11.560

2.00

 June 26, 2027

—

$

—

—

$

—

Outstanding at June 30, 2025

1,018,871

$

32.186

2.23

$

—

November 30, 2028 and June 26, 2027

123,360

$

0.001

2.42

$

1,105,182

 June 26, 2027