Trade accounts receivable, net of allowance for credit losses of 2,714 and 2,519 as of june30, 2026 and december31, 2025, respectively
230,565
302,136
278,620
289,182
Inventories, net
262,435
213,102
193,000
210,030
Prepaid expenses and other current assets
30,981
27,360
31,132
32,808
Total current assets
862,463
909,475
918,308
989,944
Property, plant, and equipment, net of accumulated depreciation and amortization of 837,738 and 774,101 as of june30, 2026 and december31, 2025, respectively
637,737
625,145
621,866
614,196
Owned and leased mineral rights, net of accumulated depletion and amortization of 162,223 and 150,616 as of june30, 2026 and december31, 2025, respectively
408,456
410,489
416,944
421,583
Other acquired intangibles, net of accumulated amortization of 44,825 and 43,072 as of june30, 2026 and december31, 2025, respectively
32,700
33,576
34,452
35,808
Long-term restricted cash
128,219
127,217
126,911
125,796
Long-term restricted investments
34,453
34,399
34,356
34,201
Deferred income taxes
8,361
8,210
8,087
6,981
Advanced mining royalties
-
-
8,975
-
Long-term deposits
-
-
4,792
-
Equity method investments
-
-
53,850
-
Workers compensation receivables
-
-
30,365
-
Goodwill
-
-
11,124
-
Other
-
-
10,596
-
Other non-current assets
143,358
133,926
119,702
116,790
Total assets
2,255,747
2,282,437
2,280,626
2,345,299
Current portion of long-term debt
3,199
3,231
3,575
2,119
Trade accounts payable
86,714
92,984
66,169
83,355
Accrued expenses and other current liabilities
163,346
151,772
135,778
165,061
Total current liabilities
253,259
247,987
205,522
250,535
Long-term debt
8,202
8,977
9,841
2,854
Workers compensation and black lung obligations
188,596
189,527
190,965
178,233
Pension obligations
76,077
83,281
87,317
87,995
Asset retirement obligations
204,242
203,632
204,745
187,216
Deferred income taxes
5,237
10,711
15,433
25,510
Other non-current liabilities
21,315
21,367
21,308
20,832
Total liabilities
756,928
765,482
735,131
753,175
Common stock - par value 0.01, 50,000,000 shares authorized, 22,496,891 issued and 12,685,495 outstanding at june30, 2026 and 22,437,379 issued and 12,805,909 outstanding at december31, 2025
225
225
224
224
Additional paid-in capital
860,001
855,765
852,030
848,838
Accumulated other comprehensive loss
-55,187
-58,698
-60,433
-48,083
Treasury stock, at cost 9,811,396 shares at june30, 2026 and 9,631,470 shares at december31, 2025
1,377,653
1,364,022
1,341,027
1,320,825
Retained earnings
2,071,433
2,083,685
2,094,701
2,111,970
Total stockholders equity
1,498,819
1,516,955
1,545,495
1,592,124
Total liabilities and stockholders equity
2,255,747
2,282,437
2,280,626
2,345,299
Unit: Thousand (K) dollars (except for numbers of shares and EPS). Numbers labeled with * are estimated quarterly values.
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