United States Antimony Corporation UAMY

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United States Antimony Corporation Common Stock · Company · NYSE

Announcement types: (default: consequential filings)
Results & current reports
Capital markets
Ownership & governance

USD closing-price chart (daily close from yfinance · Last year)

USD 3.56 → 5.84 · 64.0%
17.47010.1952.920 1 2 3 4,5 6 7 8 9 10 11,12 13 14 15,16 17,18 19 20 21,22 23 24 25 26,27,28 29 30 31 32 33 34 35 36 37 38,39 40 41,42 43,44 45 46,47 48,49 50 51,52 53 Jul 25Oct 25Jan 26Apr 26Jul 26

Numbered dotted lines mark the filtered filings under Announcement Events below.

Price & SEC Filing History 22 Jul 2025 — 23 Jul 2026 (Last year)

Daily NYSE prices are sourced from yfinance. Yellow highlighting marks an intraday rise or a gap up between adjacent trading sessions. SEC acceptance times are converted to US Eastern time: pre-market filings appear below that day’s OHLCV row; filings accepted after the 09:30 ET open appear above it. The SEC does not publish an exact first-public-availability timestamp, so acceptance time is the best available proxy.

No data yet
5.8000 6.0975 5.8100 5.8400 4,640,745
5.5000 5.8500 5.4800 5.8400 5,294,000
5.4100 5.4900 5.1000 5.3600 6,264,500
Weekend
Weekend
5.1900 5.5600 5.0500 5.4600 5,336,300
5.8300 5.8300 5.1200 5.3300 10,944,100
6.3000 6.4700 5.8600 5.9200 6,663,800
6.2400 6.4700 6.1600 6.4500 5,017,800
6.2000 6.2900 5.9300 5.9700 5,795,300
Weekend
Weekend
6.6500 6.6800 6.3900 6.4600 4,249,100
6.7200 6.8300 6.5600 6.6200 4,382,200
6.6800 6.9500 6.4000 6.6800 5,412,200
7.1800 7.2000 6.5300 6.8000 5,272,300
7.4400 7.5500 7.2100 7.2600 4,347,600
Weekend
Weekend
No trading
7.6600 8.1900 7.2000 7.4300 7,500,600
7.2000 7.8600 7.0700 7.7000 6,974,900
7.0000 7.3700 6.9300 7.2600 5,291,800
6.8400 6.9900 6.5000 6.9600 6,222,600
Weekend
Weekend
6.6700 6.9700 6.6000 6.9700 11,414,300
6.7100 6.8900 6.3200 6.8600 6,271,700
7.0100 7.0500 6.4000 6.5700 8,810,800
7.3500 7.6900 7.0000 7.0100 5,562,800
7.7000 7.8800 7.4700 7.8000 6,342,000
Weekend
Weekend
No trading
7.7600 8.0500 7.5000 7.8500 11,919,400
7.2300 7.8400 7.1900 7.6600 9,504,000
7.3800 7.4500 7.0200 7.0900 5,858,800
53 · 8-K Next filing day · accepted 15 Jun, 18:06 ET FORM 8-K ↗
7.5300 7.8600 7.4000 7.4800 6,806,900
Weekend
Weekend
7.2800 7.3200 6.8900 7.0400 6,869,900
6.9000 7.3400 6.7200 7.3300 9,943,100
7.2700 7.5500 6.7700 6.8600 11,538,600
7.8600 7.8900 6.9500 7.2800 10,830,800
8.0200 8.0700 7.7300 7.8100 5,776,000
52 · DEFA14A Pre-market · 06:03 ET DEFA14A ↗ 51 · 8-K Pre-market · 06:01 ET FORM 8-K ↗
Weekend
Weekend
8.4500 8.4500 7.6000 7.7100 10,450,600
9.1400 9.1400 8.5000 8.6500 10,239,900
9.9700 10.1300 9.0900 9.1600 10,400,200
9.2200 10.2300 9.1700 10.1900 11,907,300
8.8100 9.6500 8.6000 9.2600 9,850,400
Weekend
Weekend
9.0500 9.1600 8.6800 8.9800 7,254,400
9.0600 9.2200 8.8500 9.1000 6,553,500
8.5000 9.2600 8.4300 9.2400 10,257,300
8.6600 8.9700 8.3800 8.8100 12,100,800
No trading
Weekend
Weekend
8.4000 8.7000 8.2500 8.4200 9,861,100
8.2500 8.6000 8.1100 8.2000 10,062,100
7.7500 8.5600 7.5700 8.3300 16,401,000
8.0000 8.0600 7.3300 7.4400 15,583,100
8.7400 8.8000 8.0200 8.0400 9,009,300
Weekend
Weekend
50 · 8-K After-hours · 16:51 ET FORM 8-K ↗
9.3400 9.7100 8.4600 8.6100 14,692,900
49 · 8-K After-hours · 16:24 ET FORM 8-K ↗ 48 · 10-Q After-hours · 16:17 ET 10-Q ↗
9.8500 9.9000 9.1000 9.5700 11,168,300
10.3100 10.5500 9.7900 9.9700 9,301,300
10.4400 11.0500 9.7700 10.5000 13,939,000
10.7000 10.8900 10.0400 10.6500 12,629,700
Weekend
Weekend
11.5000 11.5000 10.4900 10.6600 10,666,100
12.5500 12.6400 10.8500 11.0200 14,340,100
11.2300 12.6400 10.9600 12.6100 17,267,700
47 · 8-K Pre-market · 09:16 ET FORM 8-K ↗ 46 · 8-K Next filing day · accepted 05 May, 20:51 ET FORM 8-K ↗
11.8500 11.9200 10.5800 11.1500 18,510,200
12.3100 12.5700 11.5300 11.7500 21,721,500
Weekend
Weekend
11.7900 12.6100 11.3600 12.1500 18,476,500
10.1600 12.3600 10.1300 12.0100 21,429,000
10.7700 10.7700 9.3400 9.9800 15,459,100
10.7300 11.8700 10.3500 10.8100 19,069,400
9.6000 11.2300 9.6000 11.1800 14,519,800
45 · DEFA14A Next filing day · accepted 24 Apr, 17:37 ET DEFA14A ↗
Weekend
Weekend
10.2700 10.4700 9.5800 9.7400 11,111,900
10.3100 10.6000 9.7700 10.1200 11,334,200
10.3900 10.9900 10.0100 10.6000 8,968,600
10.7700 10.7700 9.9800 10.0700 9,860,700
44 · DEFA14A After-hours · 16:06 ET DEFA 14A ↗ 43 · DEF 14A After-hours · 16:06 ET DEF 14A ↗
10.5000 11.2300 10.4000 10.6400 10,954,200
Weekend
Weekend
10.8700 11.4300 10.3600 10.5700 10,971,300
10.9800 10.9900 10.3700 10.4200 12,479,700
9.4900 10.7100 9.4700 10.7000 15,905,000
9.4800 9.6500 9.0300 9.3700 10,020,600
8.2100 9.3500 8.0900 9.2900 12,264,500
Weekend
Weekend
8.8500 9.4400 8.3100 8.3600 10,896,300
42 · PRE 14A Pre-market · 09:15 ET PRE 14A ↗ 41 · 8-K Pre-market · 09:15 ET FORM 8-K ↗
8.6100 9.1600 8.5600 8.7700 8,000,800
8.8700 9.1000 8.4800 8.8400 9,024,100
8.2000 8.3100 7.8400 8.1300 7,396,000
8.6100 8.8500 8.0800 8.2800 7,476,900
Weekend
Weekend
No trading
7.9100 9.0500 7.8700 8.6900 9,596,600
8.9800 9.0500 8.2400 8.3000 10,183,000
8.1400 8.8000 8.0100 8.7300 8,343,500
8.8200 8.8500 7.8000 7.8700 10,275,200
Weekend
Weekend
8.7600 9.0800 8.6600 8.7500 7,084,900
9.4000 9.5000 8.7000 8.8500 9,578,400
9.6300 10.0700 9.5400 9.8700 14,619,800
8.8200 9.2800 8.4000 9.2800 11,583,400
40 · 8-K After-hours · 16:39 ET FORM 8-K ↗
8.4700 9.2700 8.2500 8.9400 15,998,500
Weekend
Weekend
9.9100 10.0000 8.0400 8.1600 29,706,500
39 · 8-K After-hours · 16:00 ET FORM 8-K ↗ 38 · 10-K After-hours · 16:00 ET 10-K ↗
9.0200 9.2400 8.6400 9.1100 12,455,100
10.1000 10.2000 9.3400 9.3400 12,165,900
37 · 8-K After-hours · 17:11 ET FORM 8-K ↗
10.7900 11.1900 10.1900 10.3000 12,582,100
9.5000 11.0800 9.5000 10.9800 22,305,700
Weekend
Weekend
9.7600 10.0600 8.9500 9.2200 12,379,600
10.2900 10.3900 9.5000 9.6800 13,011,900
11.4500 11.4900 10.2500 10.5100 15,307,700
9.5600 11.3000 9.5500 11.2300 21,250,200
9.3000 9.8100 8.7600 9.6000 11,590,400
Weekend
Weekend
8.8200 10.4300 8.8000 9.5700 19,307,400
36 · 8-K Pre-market · 08:09 ET FORM 8-K ↗
10.0000 10.0800 8.9900 9.2600 12,546,600
9.9200 10.0000 9.3100 9.6800 8,415,400
9.8000 10.2400 9.4000 9.5900 11,743,300
9.2600 10.7200 9.2200 10.6500 22,347,700
Weekend
Weekend
35 · 8-K After market open · 15:26 ET FORM 8-K ↗
8.8900 9.0500 8.6300 8.9400 7,951,300
8.9000 9.3200 8.6000 8.9100 9,730,300
8.5700 9.2700 8.3100 9.1500 11,833,600
7.7800 8.3900 7.4800 8.3700 9,257,900
7.3000 7.7800 7.1700 7.7400 6,570,400
Weekend
Weekend
7.6000 7.8800 7.2000 7.3900 7,091,900
7.4000 7.7400 7.1400 7.7000 5,013,400
7.4500 7.7300 7.2400 7.4500 6,096,100
7.3000 7.4000 6.8800 7.2500 8,972,200
No trading
Weekend
Weekend
7.3700 7.9400 7.1100 7.6200 8,542,300
8.1300 8.1500 7.2200 7.3900 8,952,500
8.4300 9.1400 7.8100 8.0900 17,540,600
34 · 8-K After-hours · 16:53 ET FORM 8-K ↗
9.0000 9.0000 7.9900 8.1500 16,414,000
8.2700 8.4500 7.9200 8.2300 11,304,400
Weekend
Weekend
7.7600 8.6500 7.6300 8.6100 12,259,000
7.5800 7.9500 7.3500 7.4700 9,358,600
9.3100 9.5900 7.7700 8.0700 19,368,400
8.2000 9.6600 8.1300 9.6500 24,665,000
7.8800 8.3700 7.4000 7.8600 16,933,100
Weekend
Weekend
8.0000 8.5500 7.2100 7.3300 16,249,700
33 · 8-K After market open · 15:55 ET FORM 8-K ↗
8.8800 9.2200 7.8000 8.2900 23,878,700
9.9000 10.2100 9.1300 9.7000 17,920,700
9.2300 10.0200 9.1300 9.9100 15,496,500
11.9200 11.9700 8.9000 9.5000 33,438,100
Weekend
Weekend
10.3700 11.2400 9.8000 10.8500 21,782,700
9.1500 10.5900 9.1000 10.1900 19,507,100
9.4500 10.1300 8.6600 9.1100 23,807,800
8.4500 9.4000 8.3300 9.2700 24,210,500
32 · 8-K Pre-market · 08:00 ET FORM 8-K ↗
No trading
Weekend
Weekend
8.4000 8.7900 7.8800 8.2900 13,694,500
8.5000 8.7600 8.2100 8.2900 13,514,200
7.9000 8.9600 7.4000 8.7800 18,438,600
8.7200 8.8400 7.6800 7.7500 16,092,900
8.0100 8.9500 7.5400 8.5700 19,614,900
Weekend
Weekend
7.4700 7.9700 7.2200 7.6500 12,036,800
7.6000 8.0900 7.3400 7.4100 14,327,800
7.0000 8.0700 6.9100 7.8400 24,066,000
7.2500 7.5900 6.6100 6.9900 14,662,700
6.4000 7.0900 6.2000 6.8700 14,846,900
31 · 8-K Pre-market · 07:30 ET FORM 8-K ↗
Weekend
Weekend
5.2000 6.1500 5.1800 5.9300 11,170,000
No trading
5.1500 5.1600 4.8700 5.0200 8,148,100
5.6400 5.6500 5.0700 5.1800 9,333,300
5.9300 6.4300 5.5700 5.6100 9,518,900
Weekend
Weekend
6.5800 6.9100 6.0300 6.2400 12,744,300
No trading
6.1500 6.4000 5.9600 6.3500 5,574,000
5.6300 6.3600 5.5200 6.0300 14,537,700
5.1400 5.7900 5.0200 5.5900 10,708,400
Weekend
Weekend
4.5200 4.9400 4.5000 4.8200 12,546,600
4.5900 4.9000 4.3600 4.4900 6,348,300
4.9500 5.0800 4.5000 4.5400 6,168,500
4.8200 5.0000 4.7700 4.9800 5,876,200
5.4500 5.6500 4.9500 4.9800 7,681,900
Weekend
Weekend
6.0200 6.0200 5.4100 5.6000 7,078,700
5.8300 6.1000 5.5800 6.0000 6,328,200
6.3500 6.4300 5.7900 5.9200 7,700,700
6.3100 6.5700 6.0100 6.4400 5,856,200
6.3900 6.6100 6.1600 6.3500 7,155,500
Weekend
Weekend
6.4900 6.9500 6.3000 6.3600 16,027,900
5.2200 6.2100 5.2200 6.1200 14,179,700
5.3600 5.4000 5.1600 5.3200 4,834,900
5.4700 5.6400 5.3500 5.3600 6,016,900
5.9900 6.0500 5.4400 5.4800 8,383,200
Weekend
Weekend
5.8600 6.1900 5.7800 6.1100 4,489,800
No trading
5.7500 5.9500 5.6900 5.7900 4,976,600
5.9500 6.0000 5.4800 5.7900 5,950,300
30 · 8-K Pre-market · 09:01 ET FORM 8-K ↗
5.8500 6.0000 5.7600 5.8800 8,970,900
Weekend
Weekend
5.9000 5.9800 5.4100 5.8700 10,339,400
6.9300 7.0600 5.8400 5.8800 11,657,500
7.3200 7.4600 6.7300 6.7400 7,675,500
6.8000 7.3100 6.8000 7.0800 8,127,100
7.3900 7.4400 6.7000 6.8500 8,666,900
Weekend
Weekend
29 · 8-K After-hours · 16:13 ET FORM 8-K ↗
6.6400 7.7900 6.5700 7.3800 11,591,300
7.4000 8.0400 7.0500 7.1900 11,972,800
28 · 8-K After-hours · 16:02 ET FORM 8-K ↗ 27 · 10-Q After-hours · 16:01 ET 10-Q ↗
7.9700 8.1800 7.4700 7.6200 11,709,800
26 · 8-K Pre-market · 06:11 ET FORM 8-K ↗
7.9000 8.2300 7.6100 8.0700 10,501,600
8.4900 8.6000 7.5400 7.6700 16,233,700
Weekend
Weekend
6.6400 8.4900 6.5400 8.3200 24,053,900
25 · 8-K Pre-market · 08:09 ET FORM 8-K ↗
6.6900 7.0800 6.2400 7.0600 17,612,300
6.6800 6.8700 6.3500 6.3600 12,262,300
6.5000 7.2500 6.4500 6.9700 11,613,700
7.4400 7.7200 6.8500 7.0400 16,318,100
Weekend
Weekend
8.1400 8.3100 7.7100 8.0700 13,268,000
9.2500 9.3300 7.8900 8.3400 21,940,400
24 · 8-K Pre-market · 08:05 ET FORM 8-K ↗
8.9500 9.1400 8.1500 8.4000 20,673,800
8.9900 9.6800 8.9300 9.1400 13,061,400
10.1600 10.2700 8.9100 9.5700 27,802,800
Weekend
Weekend
11.9100 12.4900 11.4400 12.0100 14,549,700
12.5200 12.5600 11.6500 11.7300 15,557,900
12.0600 13.7100 11.5100 13.1100 27,890,400
12.5000 12.6400 11.2100 12.3900 24,044,000
13.3000 13.8400 11.0200 13.4300 31,869,400
23 · 8-K Pre-market · 06:03 ET FORM 8-K ↗
Weekend
Weekend
22 · 8-K After-hours · 16:35 ET FORM 8-K ↗ 21 · 424B5 After-hours · 16:08 ET 424B5 ↗
11.0100 12.4000 10.6800 11.1900 19,399,600
13.8100 14.1300 11.8800 12.5600 22,815,900
20 · S-3ASR Next filing day · accepted 15 Oct, 17:31 ET S-3ASR ↗
15.9600 16.7100 12.8800 13.7600 41,603,600
19.5000 19.7100 15.4200 17.4700 53,749,300
19 · 8-K Next filing day · accepted 10 Oct, 17:54 ET FORM 8-K ↗
14.6900 17.2700 13.3600 16.7100 45,854,800
Weekend
Weekend
18 · 424B5 After-hours · 17:28 ET 424B5 ↗
12.0000 13.9300 11.4200 12.2100 35,904,100
17 · S-3MEF Pre-market · 08:08 ET S-3MEF ↗
10.2600 10.9700 10.0900 10.8800 19,425,100
9.4900 10.0400 9.2000 9.5200 21,930,200
8.4900 9.4900 8.4100 8.7000 20,387,700
16 · 8-K Pre-market · 06:20 ET FORM 8-K ↗ 15 · 424B5 Pre-market · 06:18 ET 424B5 ↗ 14 · 8-K After market open · 09:32 ET FORM 8-K ↗
8.2400 8.5900 7.6000 8.0900 15,999,400
Weekend
Weekend
7.6000 8.4000 7.4600 7.7500 12,260,800
7.6400 7.7500 7.2200 7.5100 8,271,100
6.7500 7.6800 6.6700 7.5500 18,193,400
6.3100 6.6300 5.9500 6.2000 6,488,100
6.4200 6.6800 6.2300 6.3900 6,218,100
Weekend
Weekend
6.4600 7.0000 6.0200 6.2500 9,873,700
6.5000 6.9600 6.1500 6.3100 11,130,300
7.8700 7.9700 6.4600 6.6700 14,867,900
7.0700 8.1700 6.9900 7.3000 29,007,500
13 · 8-K Pre-market · 08:26 ET FORM 8-K ↗
6.5000 6.5300 6.0500 6.4500 6,826,500
Weekend
Weekend
5.9800 6.6800 5.9400 6.4900 20,200,400
5.6800 5.9300 5.4800 5.8900 6,740,500
12 · 8-K Next filing day · accepted 17 Sep, 17:43 ET FORM 8-K ↗ 11 · 424B5 Next filing day · accepted 17 Sep, 17:34 ET 424B5 ↗
5.3300 5.6800 5.2300 5.6000 5,658,200
5.1400 5.5000 5.0200 5.3200 8,340,700
4.9100 5.0900 4.8400 5.0700 4,634,000
Weekend
Weekend
4.5500 4.9600 4.4600 4.9300 4,918,400
4.7500 4.8000 4.5000 4.5900 4,633,900
4.5500 5.0000 4.5500 4.7100 6,214,900
4.3200 4.9500 4.3000 4.6200 5,158,600
4.4600 4.4800 4.3100 4.3100 3,240,400
Weekend
Weekend
4.6500 4.7200 4.2600 4.5100 4,799,800
4.3000 4.5900 4.2500 4.5800 3,905,600
4.3800 4.5400 4.2700 4.3100 3,610,200
10 · 8-K Next filing day · accepted 02 Sep, 19:00 ET FORM 8-K ↗
4.4500 4.5000 4.1400 4.3100 4,448,500
No trading
Weekend
Weekend
4.6000 4.6900 4.4300 4.5500 5,761,300
9 · 8-K Next filing day · accepted 28 Aug, 19:29 ET FORM 8-K ↗
4.5700 4.6800 4.3800 4.5700 4,591,400
8 · 424B5 Pre-market · 06:02 ET 424B5 ↗
4.8400 4.9300 4.5700 4.5900 6,381,900
4.9000 5.1300 4.8000 4.9400 7,422,000
4.7900 4.9800 4.5500 4.8200 8,761,600
Weekend
Weekend
4.5500 4.8300 4.4300 4.7200 9,232,700
4.3300 4.5900 4.2200 4.5400 5,021,500
4.1000 4.5400 3.9300 4.4000 7,469,400
4.5000 4.6200 4.0700 4.2600 7,206,100
7 · 8-K Pre-market · 08:34 ET FORM 8-K ↗
4.3700 4.5800 4.2300 4.4900 6,411,500
Weekend
Weekend
6 · 8-K After market open · 11:26 ET FORM 8-K ↗
4.1400 4.4200 3.9500 4.2700 7,026,800
3.9700 4.1500 3.8200 4.1300 6,007,100
3.8400 4.0100 3.4100 4.0100 10,181,000
5 · 10-Q After-hours · 17:04 ET FORM 10-Q ↗ 4 · 8-K After-hours · 16:47 ET FORM 8-K ↗
3.8400 3.9100 3.6000 3.8200 5,019,200
3.8500 4.0400 3.6900 3.7900 7,526,900
Weekend
Weekend
3.7000 3.7900 3.4800 3.6400 4,848,300
3.4800 3.6200 3.4400 3.5200 3,446,200
3 · 8-K Next filing day · accepted 06 Aug, 21:34 ET FORM 8-K ↗
3.4500 3.5000 3.2600 3.4000 3,080,400
3.6000 3.6300 3.2700 3.4400 4,578,000
2 · 8-K After market open · 13:38 ET FORM 8-K ↗
3.0100 3.5900 3.0100 3.5500 6,966,800
Weekend
Weekend
2.9500 3.1100 2.8800 2.9600 3,615,000
2.8000 3.0800 2.8000 3.0600 4,182,600
3.0800 3.2000 2.8800 2.9200 5,308,300
3.3100 3.3500 3.0500 3.0700 3,246,100
3.3500 3.4100 3.1600 3.3400 2,832,100
Weekend
Weekend
1 · 8-K After market open · 10:22 ET FORM 8-K ↗
3.5300 3.6000 3.2400 3.3500 4,324,300
3.7500 3.8200 3.5300 3.6000 3,332,700
3.5900 3.7400 3.5100 3.7300 3,606,400
3.4700 3.5600 3.2800 3.5600 4,226,800

Announcement Events

Each title opens the filing on the SEC website. Registered users can summarise the filing and up to seven relevant exhibits linked within the same SEC submission.