Derivative Instruments	9 Months Ended
Sep. 30, 2023
Derivative Instruments
Derivative Instruments	6. Derivative Instruments Covered call options From time-to-time, Solitario has sold covered call options against its holdings of shares of common stock of Kinross Gold Corporation (“Kinross”) included in marketable equity securities. The business purpose of selling covered calls is to provide additional income on a limited portion of shares of Kinross that Solitario may sell in the near term, which is generally defined as less than one year, and any changes in the fair value of its covered calls are recognized in the statement of operations in the period of the change. At September 30, 2023, Solitario has a liability related to covered calls outstanding on its holdings of Kinross of $1,000. During the nine months ended September 30, 2023, Solitario sold covered calls against its holdings of Kinross for cash proceeds of $31,000 and Solitario recorded a gain on derivative instruments related to those covered calls during the three and nine months ended September 30, 2023 of $7,000 and $30,000, respectively. Solitario did not sell any covered calls during the three and nine months ended September 30, 2022. Warrants During the three and nine months ended September 30, 2023 Solitario did not hold any Vendetta warrants. During the nine months ended September 30, 2022, Solitario recorded a loss of $4,000 related to certain Vendetta warrants it held, which expired unexercised during the nine months ended September 30, 2022.

Derivative Instruments

9 Months Ended

Sep. 30, 2023

6. Derivative Instruments

Covered call options

From time-to-time, Solitario has sold covered call options against its holdings of shares of common stock of Kinross Gold Corporation (“Kinross”) included in marketable equity securities. The business purpose of selling covered calls is to provide additional income on a limited portion of shares of Kinross that Solitario may sell in the near term, which is generally defined as less than one year, and any changes in the fair value of its covered calls are recognized in the statement of operations in the period of the change. At September 30, 2023, Solitario has a liability related to covered calls outstanding on its holdings of Kinross of $1,000. During the nine months ended September 30, 2023, Solitario sold covered calls against its holdings of Kinross for cash proceeds of $31,000 and Solitario recorded a gain on derivative instruments related to those covered calls during the three and nine months ended September 30, 2023 of $7,000 and $30,000, respectively. Solitario did not sell any covered calls during the three and nine months ended September 30, 2022.

Warrants

During the three and nine months ended September 30, 2023 Solitario did not hold any Vendetta warrants. During the nine months ended September 30, 2022, Solitario recorded a loss of $4,000 related to certain Vendetta warrants it held, which expired unexercised during the nine months ended September 30, 2022.