Gross

Estimated

Amortized

Unrealized

Fair

Level

Cost

Gains

Losses

Value

September 30, 2026

Cash and cash equivalents - Money market mutual funds

1

$

25,321

$

—

$

—

$

25,321

Short-term investments - U.S. Treasury securities

2

112,837

—

(104

)

112,733

Total

$

138,158

$

—

$

(104

)

$

138,054

December 31, 2025

Cash and cash equivalents - Money market mutual funds

1

$

41,030

$

—

$

—

$

41,030

Short-term investments - U.S. Treasury securities

2

203,544

134

(9

)

203,669

Total

$

244,574

$

134

$

(9

)

$

244,699