As of

March 31, 2025

December 31, 2024

Fair value of investment in marketable securities at the beginning of period / year

$

13,737

$

20,171

Transfer to non-marketable security

-

(1,500

)

Unrealized holding loss

(1,096

)

(5,018

)

Exchange rate effect

(27

)

84

Fair value of investment in marketable securities at the end of period / year

$

12,614

$

13,737