Note 9 - Fair Value Measurement (Tables)

6 Months Ended

Jun. 30, 2026

Table Text Block [Abstract]

Fair Value, Measured on Recurring Basis, Gain (Loss) Included in Earnings

Fair value adjustments, net is comprised of the following (in thousands):

	For the three months ended June 30,						Six months ended June 30,
	2026			2025			2026			2025
Loss on derivative contracts	$	(10,638	)	$	(416	)	$	(20,973	)	$	(669	)
Gain on sale of equity securities investments		70			—			23,745			—
Unrealized gain (loss) on equity securities investments		1,322			4,866			(17,963	)		8,507
Total fair value adjustments, net	$	(9,246	)	$	4,450		$	(15,191	)	$	7,838

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The table below sets forth our assets and liabilities that were accounted for at fair value on a recurring basis and the fair value calculation input hierarchy level that we have determined applies to each asset and liability category (in thousands).

Description	Balance at June 30, 2026		Balance at December 31, 2025		Input Hierarchy Level
Assets:
Cash and cash equivalents:
Money market funds and other bank deposits	$	483,482	$	241,558	Level 1
Current and non-current investments:
Equity securities		154,401		107,486	Level 1
Trade accounts receivable:
Receivables from provisional concentrate sales		127,416		170,230	Level 2
Restricted cash and cash equivalent balances:
Certificates of deposit and other deposits		1,170		1,174	Level 1
Derivative contracts - current and non-current derivative assets:
Foreign exchange contracts		306		1,127	Level 2
Metal forward contracts		10,371		15,840	Level 2
Gold-price contingent asset		4,210		—	Level 2
Liabilities:
Derivative contracts - current and non-current derivative liabilities:
Foreign exchange contracts	$	2,100	$	829	Level 2
Metal forward contracts		12,138		38,273	Level 2