v3.26.1
Current investment securities
6 Months Ended
Jun. 30, 2026
Current investment securities  
Current investment securities

3

Current investment securities

The following tables summarize the Company’s investments in government debt securities as of June 30, 2026 and December 31, 2025:

June 30, 2026

  ​ ​ ​

Amortized cost

  ​ ​ ​

Gross unrealized holding gains

  ​ ​ ​

Gross unrealized holding losses

  ​ ​ ​

Estimated fair value

(in thousands)

Current investments securities:

Government debt securities (held-to-maturity)

$

397,308

$

30

$

$

397,338

Total

$

397,308

$

30

$

$

397,338

December 31, 2025

  ​ ​ ​

Amortized cost

  ​ ​ ​

Gross unrealized holding gains

  ​ ​ ​

Gross unrealized holding losses

  ​ ​ ​

Estimated fair value

(in thousands)

Current investments securities:

Government debt securities (held-to-maturity)

$

542,301

$

308

$

$

542,609

Total

$

542,301

$

308

$

$

542,609

The Company invests in short-term U.S. and European government debt securities with high investment credit ratings. The U.S. and European government bonds are U.S. dollar and euro (€, or EUR) denominated, respectively. Investment securities with original maturities of 90 days or less when purchased are presented within cash and cash equivalents and measured at amortized cost. Inputs to the fair value of the investments are considered Level 2 inputs.

As of June 30, 2026 and December 31, 2025, no expected credit loss was identified with respect to the investment securities.