Alamos Gold Inc. Class A Common Shares AGI

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Alamos Gold Inc. Class A Common Shares · 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 26.38 → 30.54 · 15.8%
55.33039.81524.300 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 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
30.0000 31.0690 29.9700 30.5400 4,519,709
28.7600 29.6300 28.6200 29.5200 3,254,500
28.0700 28.3700 27.8700 28.1700 3,794,900
Weekend
Weekend
27.8000 28.6700 27.6300 28.2600 4,654,700
28.5200 28.5900 27.8800 28.2500 3,789,400
29.4200 29.6800 28.5200 29.0200 3,508,100
29.9400 29.9800 29.1200 29.3700 4,266,000
28.9600 29.3500 28.6300 28.8600 3,935,000
Weekend
Weekend
29.5900 29.7900 28.9100 29.4600 3,276,800
29.8000 30.0200 29.4300 29.8800 3,864,800
29.9900 29.9900 28.1700 29.2300 6,215,700
31.4900 31.7100 30.2700 30.5200 2,756,200
31.9700 32.3400 31.0800 31.5700 3,606,600
Weekend
Weekend
No trading
31.0600 31.9000 30.9000 31.5800 4,861,800
30.3400 31.8200 30.2300 30.3100 3,057,000
44 · 6-K After-hours · 16:56 ET 6-K ↗
30.9100 31.0600 29.9300 30.3400 5,016,900
31.1100 31.1700 30.1300 30.7400 5,039,500
Weekend
Weekend
31.5100 32.2100 31.0700 31.3200 4,990,700
30.7500 31.3000 30.3600 31.1100 5,963,500
29.9100 31.1100 29.4900 30.1000 8,469,100
30.8100 31.3000 30.3000 30.8800 6,735,900
43 · 6-K Pre-market · 09:12 ET 6-K ↗ 42 · 6-K After market open · 15:06 ET 6-K ↗
32.1900 32.1900 30.2000 32.0400 17,290,300
Weekend
Weekend
No trading
41 · 6-K After-hours · 17:09 ET 6-K ↗
37.2400 38.4200 35.6800 36.3400 5,937,200
38.2700 39.5600 37.2900 37.3100 5,418,600
37.9700 38.7700 37.6800 38.4200 2,920,500
37.3300 38.7200 37.2900 37.6400 6,020,800
Weekend
Weekend
34.9400 35.5900 34.2900 35.2000 3,682,400
32.9900 34.8600 32.8600 34.4900 6,032,600
33.8300 34.8200 32.8700 33.0100 4,831,400
36.3100 36.3500 33.6200 35.0000 5,539,900
35.7300 36.4600 35.5200 35.8700 4,604,700
Weekend
Weekend
37.6900 37.6900 35.3800 35.5200 5,220,300
38.7000 39.1900 38.2800 38.6100 2,747,000
38.8500 38.9700 37.7000 37.8000 2,824,200
39.7900 40.1400 38.8400 39.6100 2,470,000
39.6700 40.0800 38.4000 39.5500 3,936,200
Weekend
Weekend
39.4000 41.1700 38.9900 40.8000 3,293,100
40 · 6-K After-hours · 17:10 ET 6-K ↗ 39 · 6-K After market open · 09:32 ET 6-K ↗
38.1400 39.9800 37.2800 39.5200 3,302,900
38.9700 39.5400 38.4500 38.4800 2,404,800
39.7000 40.3400 39.3100 40.2400 2,348,500
No trading
Weekend
Weekend
39.0700 39.3400 38.2900 38.3400 2,204,400
38 · 6-K After market open · 12:02 ET 6-K ↗
38.8500 40.0700 38.5900 39.2500 1,843,800
39.0500 40.0500 38.2200 39.5200 3,457,600
39.5500 39.5500 38.3200 38.5600 2,768,300
40.3100 41.4000 40.0300 40.3000 1,229,900
Weekend
Weekend
41.6500 41.8300 39.6000 40.2300 3,282,300
43.3600 43.7800 42.6100 43.4600 1,800,600
43.9300 44.2500 43.1400 43.6500 2,674,700
43.0200 44.7300 42.2000 44.4700 2,185,500
43.8300 45.1000 43.4800 43.9000 3,125,700
Weekend
Weekend
42.9300 44.0400 42.4200 43.3800 2,942,600
43.2200 44.5800 42.1900 42.3700 6,206,200
40.8600 42.8900 40.7100 42.0000 4,776,300
39.7000 39.9300 38.8100 38.8800 2,139,700
39.0000 39.4200 38.5500 39.0600 3,317,700
Weekend
Weekend
39.9800 40.4900 39.3300 39.4200 3,891,600
37 · 6-K After market open · 13:58 ET 6-K ↗
41.7000 41.7600 39.4000 39.9400 6,497,200
41.6300 41.6300 40.2600 40.9300 4,900,100
42.4300 42.9200 41.2700 41.7100 3,864,000
44.6200 44.8500 43.4700 43.5600 2,903,400
Weekend
Weekend
44.4100 45.4400 43.7000 45.1600 3,011,600
44.4400 45.0000 42.7100 43.9800 3,168,700
36 · 6-K After market open · 11:01 ET 6-K ↗
45.6700 46.0500 44.8600 45.1600 2,485,000
48.5200 49.0400 44.4700 44.5400 5,106,800
48.7800 49.3500 48.1300 48.9500 1,938,600
Weekend
Weekend
49.2500 50.4000 49.1400 49.3500 3,209,500
48.3300 48.6800 47.9000 48.3700 1,703,100
48.5400 48.8800 47.5900 47.8300 1,826,900
49.0000 49.8800 48.3800 48.7800 2,192,200
47.9900 48.6800 47.8000 48.1900 2,260,800
Weekend
Weekend
47.5200 48.6500 47.5100 48.4800 2,191,200
47.7200 48.6100 46.6000 47.0900 2,084,500
48.3600 48.9600 46.8700 47.6200 3,622,000
46.4900 46.8700 45.0700 46.4800 2,543,100
45.9900 46.6000 45.7000 46.3100 2,078,100
Weekend
Weekend
No trading
35 · 6-K After market open · 13:02 ET 6-K ↗
43.3000 46.1300 43.2700 46.0100 3,291,000
45.6600 46.7500 44.8400 45.6200 3,716,300
42.7300 44.6600 42.7300 44.4300 3,125,000
43.3900 43.6200 41.3300 41.7500 4,056,000
Weekend
Weekend
40.3100 42.7800 40.0200 42.5400 4,450,300
34 · 6-K After market open · 15:10 ET 6-K ↗ 33 · 40-F After market open · 14:38 ET 40-F ↗
40.6900 42.6500 40.2600 40.3100 3,222,300
42.6000 42.7500 41.3500 41.8500 3,487,500
39.4500 41.0800 38.9100 40.8700 3,980,100
37.8100 41.2500 37.7100 40.1500 6,079,700
Weekend
Weekend
32 · 6-K After market open · 14:43 ET 6-K ↗ 31 · 6-K After market open · 14:43 ET 6-K ↗
39.7100 39.7500 37.7400 38.2700 8,857,800
39.0200 40.1100 37.7500 39.6200 7,929,000
43.8600 43.9400 41.6100 41.8900 4,246,300
46.6800 47.1400 45.3400 45.7200 2,051,300
45.3200 46.9300 44.9600 46.2700 3,779,400
Weekend
Weekend
47.9100 48.0500 45.6000 45.8500 3,185,700
49.3300 49.6200 48.1100 48.5200 3,274,400
49.9400 50.2200 48.4600 49.4200 2,332,000
52.0100 52.0100 50.2200 50.5600 2,911,800
48.4100 51.2500 47.3000 51.1600 3,784,400
Weekend
Weekend
48.8900 50.0200 47.5000 49.8900 2,876,200
51.1400 51.1500 48.0700 49.3800 4,671,800
53.3000 53.5100 51.2900 51.9600 4,803,300
52.1600 52.6300 49.8100 52.2500 5,161,500
54.9000 55.4100 53.0300 55.3300 5,249,500
Weekend
Weekend
52.9400 54.3700 52.6700 54.1900 4,107,500
49.8000 52.4800 49.3200 52.4500 3,145,900
50.9200 51.0000 49.8700 50.0200 2,496,000
48.4800 50.8600 48.0100 50.5600 3,040,000
48.0000 49.8300 48.0000 49.7000 4,099,700
Weekend
Weekend
45.9200 48.0700 45.0200 47.8400 4,521,700
30 · 6-K After market open · 10:25 ET 6-K ↗ 29 · 6-K/A After market open · 10:19 ET 6-K/A ↗
43.6500 46.1700 42.8500 45.8600 4,248,700
28 · 6-K After-hours · 17:16 ET 6-K ↗ 27 · 6-K After-hours · 17:02 ET 6-K ↗
44.3000 44.3900 43.3600 43.7400 3,238,700
26 · 6-K After-hours · 17:11 ET 6-K ↗
43.3300 43.8600 41.5000 43.3100 4,869,700
No trading
Weekend
Weekend
43.5800 45.4000 43.1300 45.2500 4,850,200
45.9700 46.6100 42.0000 42.1900 5,921,900
46.4500 46.6600 44.5900 46.2500 3,935,100
43.7800 45.5100 43.5000 45.1800 4,040,500
40.8500 44.0100 40.7300 43.8500 5,035,900
Weekend
Weekend
39.1400 40.2200 38.8700 40.1700 3,299,600
39.2400 40.3200 37.5600 37.6700 6,348,000
25 · 6-K After-hours · 16:16 ET 6-K ↗ 24 · 6-K After-hours · 16:15 ET 6-K ↗
39.3200 41.0300 38.9300 40.4800 11,397,600
38.6800 38.7700 37.2400 38.2900 6,072,700
23 · 6-K Pre-market · 08:31 ET 6-K ↗
36.3200 38.0300 36.2000 36.8300 4,412,700
Weekend
Weekend
22 · 6-K After market open · 10:47 ET 6-K ↗
38.8900 39.5900 36.1600 36.9000 10,386,700
44.9000 44.9600 41.2100 42.1200 5,655,200
21 · 6-K After market open · 10:17 ET 6-K ↗
44.5000 45.0000 43.1900 44.4300 3,611,700
42.6700 43.6500 41.4600 43.6400 3,590,300
44.3900 45.1800 42.5800 42.6400 5,631,100
Weekend
Weekend
20 · 6-K After market open · 12:07 ET 6-K ↗
42.7900 43.9500 42.5800 43.4200 3,552,700
40.1900 42.7000 40.0900 42.1800 3,050,100
19 · 6-K After market open · 11:46 ET 6-K ↗
41.9400 42.0600 40.0500 40.1600 4,037,300
40.3300 41.1500 40.2400 40.8400 4,401,400
No trading
Weekend
Weekend
18 · 6-K After market open · 13:14 ET 6-K ↗
40.0500 40.3600 38.8600 38.9000 3,856,800
39.6100 40.7700 38.4100 40.3000 6,464,400
17 · 6-K Pre-market · 08:31 ET 6-K ↗
43.4500 43.5100 42.2000 42.9900 2,114,300
42.9800 43.8700 42.6900 42.7700 2,059,300
42.8600 43.4900 42.4300 42.5600 2,504,800
Weekend
Weekend
41.9200 42.8900 41.7100 41.8100 2,200,300
40.5900 41.7400 40.3300 41.6200 1,932,100
39.4900 41.1700 39.2900 41.1400 2,322,300
39.7300 40.8300 39.6500 40.6000 2,289,100
39.1500 40.5600 38.9600 39.2800 2,360,000
Weekend
Weekend
39.1700 39.1900 37.2100 38.4100 1,834,000
No trading
38.7900 39.5100 38.4800 38.5800 1,173,400
39.7200 39.8100 38.9100 39.1100 1,571,300
39.0700 39.7000 38.3700 38.8800 2,753,500
Weekend
Weekend
40.7900 40.9800 40.1000 40.7700 1,049,500
No trading
40.6500 40.6600 39.6400 40.3500 712,100
40.7700 40.8100 39.9700 40.6500 1,776,100
16 · 6-K After market open · 09:53 ET 6-K ↗
39.6400 40.8200 39.4000 40.4900 3,401,000
Weekend
Weekend
37.7900 38.7100 37.7900 38.4800 8,171,600
37.5000 38.3100 37.2000 37.7000 1,906,500
37.9500 38.0000 36.8600 37.6400 2,018,900
37.7000 38.1400 36.9000 37.3300 2,650,600
38.5400 38.8500 37.0300 37.5200 2,755,900
Weekend
Weekend
39.1000 39.4400 37.9400 38.4900 2,577,200
37.2000 38.9700 37.1400 38.4500 2,621,900
36.6000 37.4300 35.8300 37.1900 2,276,200
35.6700 36.6900 35.6100 36.5800 1,495,700
36.2000 36.3700 35.4500 35.4600 2,103,500
Weekend
Weekend
36.6400 37.1400 35.8100 36.0800 1,689,600
35.4800 36.3000 35.4400 36.0900 1,529,400
36.6300 36.7500 35.6300 35.8100 1,613,200
36.7100 36.8600 35.2600 36.1800 2,489,300
37.8200 38.0000 36.8300 37.0100 2,702,100
Weekend
Weekend
37.0000 37.6700 36.8500 37.5000 1,807,300
No trading
35.0900 36.8800 34.9800 36.7700 3,147,800
34.2400 34.9600 34.1800 34.6100 2,608,600
32.8000 34.4800 32.4100 34.3900 3,035,900
Weekend
Weekend
32.2700 33.1800 31.9800 32.6300 2,537,800
15 · 6-K After market open · 09:39 ET 6-K ↗
34.0000 34.4000 32.2400 32.2700 3,300,800
34.3400 35.0700 33.5100 33.8900 2,440,900
33.1500 34.2300 32.9200 33.8200 2,812,700
33.3500 33.7200 32.6100 33.0700 2,236,100
Weekend
Weekend
31.9300 33.5700 31.7200 33.3500 3,178,600
34.0800 34.3700 32.8900 33.4600 3,885,700
32.8800 34.1700 32.4700 33.6600 2,847,400
32.8000 32.9000 32.1300 32.6700 2,222,800
32.1500 32.7000 31.6700 32.5100 3,136,100
Weekend
Weekend
30.6500 31.0500 30.2900 30.9900 2,444,200
31.2600 31.6200 30.2100 30.4400 4,018,600
30.5400 31.1100 30.3500 30.9900 2,475,800
30.4300 30.7700 29.9900 30.0100 2,937,400
30.8300 31.4400 30.6900 31.2800 2,614,300
Weekend
Weekend
31.0900 31.3500 30.3500 30.7900 3,442,200
14 · 6-K After-hours · 17:14 ET 6-K ↗
29.7900 31.2600 29.2800 31.0400 10,765,700
32.2100 32.7300 31.7400 31.8700 5,426,100
30.0800 31.9200 29.9700 31.5400 5,928,300
13 · 6-K After market open · 11:27 ET 6-K ↗
30.6600 31.2000 29.4800 30.5400 5,547,300
Weekend
Weekend
31.0600 31.9400 30.9200 31.5500 3,308,500
32.4600 32.6300 31.8200 31.8600 3,015,200
12 · 6-K After market open · 10:26 ET 6-K ↗
30.7700 31.9100 30.7200 31.8500 4,223,100
32.5500 33.1100 31.3500 31.7300 6,612,400
35.2500 35.5600 34.7000 35.2200 3,269,400
Weekend
Weekend
36.3800 36.5300 34.0700 34.5200 5,723,000
36.5200 37.5400 36.1700 37.4700 4,981,900
34.4600 36.1400 34.0600 36.0300 3,791,500
34.2500 34.5400 33.7700 34.0600 3,268,000
33.8700 34.9700 33.8700 34.7400 2,779,900
Weekend
Weekend
32.9300 33.3000 32.5800 33.0500 2,893,800
34.3200 34.3900 32.4100 32.7600 4,154,500
34.4700 34.5000 33.5300 34.2500 3,127,200
34.7100 34.7800 33.1300 33.5300 4,374,600
34.7100 35.4300 34.4100 34.7400 3,772,000
Weekend
Weekend
34.6100 34.7000 33.6400 34.0100 3,425,800
11 · 6-K After-hours · 16:54 ET 6-K ↗
35.3400 35.4000 33.3100 34.4100 3,459,400
35.0800 35.6100 34.7600 35.0900 3,458,600
34.2300 35.0900 34.0500 34.8600 3,804,500
35.0000 35.1300 34.3900 34.6400 3,602,900
Weekend
Weekend
33.4000 34.1800 33.2000 34.1800 2,871,800
33.4600 33.8900 33.0200 33.3100 2,646,300
33.7200 34.3900 33.2100 33.3500 3,211,100
33.5500 34.4000 33.3900 33.7900 5,443,000
33.2500 33.4600 32.3000 33.3000 5,295,900
Weekend
Weekend
31.2300 32.4000 31.1500 32.3400 17,367,500
31.1100 31.2500 30.8100 31.1400 3,094,300
31.4100 31.9800 31.2100 31.3700 4,661,600
33.4200 33.4700 31.4700 31.6100 5,619,700
33.3000 34.0100 33.1700 33.4300 4,016,100
10 · 6-K Pre-market · 07:16 ET 6-K ↗
Weekend
Weekend
33.0400 33.1500 32.5700 32.9600 2,391,300
32.9900 33.2100 32.6700 32.9000 2,778,400
32.6400 33.2700 32.6400 33.1200 2,970,000
9 · 6-K After market open · 13:47 ET 6-K ↗
33.0300 33.0900 32.3300 32.5200 2,981,600
32.7100 33.1000 32.4600 32.7600 3,592,800
Weekend
Weekend
32.2000 32.5000 31.5600 32.1900 2,934,100
31.5000 32.1300 31.3500 31.5500 4,373,800
32.4000 32.4900 31.8000 32.0900 4,031,800
31.1300 32.0000 30.2000 31.9900 6,541,700
No trading
Weekend
Weekend
29.6000 30.5800 29.5600 30.4500 2,989,200
29.9300 29.9700 29.5400 29.6500 1,835,000
8 · 6-K Pre-market · 09:20 ET 6-K ↗
29.0600 29.8600 28.8300 29.7200 3,181,500
7 · 6-K Pre-market · 08:54 ET 6-K ↗
28.5500 29.4400 28.4400 29.3000 3,112,900
28.5100 28.8300 28.2900 28.3900 2,349,700
Weekend
Weekend
27.6100 28.8000 27.4800 28.4000 3,519,200
26.5000 27.8000 26.5000 27.7800 4,113,100
25.9300 26.5100 25.7600 26.5100 3,539,300
26.1400 26.4700 25.6900 25.7600 3,125,600
26.0100 26.1600 25.8100 26.1400 1,843,300
Weekend
Weekend
25.7500 26.1500 25.3600 25.9900 3,694,700
25.5900 25.8600 25.4000 25.4000 1,754,000
26.1800 26.1800 25.5200 25.6300 2,789,800
26.1000 26.2000 25.6100 25.9500 2,074,900
25.3900 26.1800 25.3100 26.1200 2,791,600
Weekend
Weekend
6 · 6-K After-hours · 16:55 ET 6-K ↗ 5 · F-10 After-hours · 16:04 ET F-10 ↗
26.6100 26.7400 25.9000 26.1800 4,486,200
4 · 6-K After-hours · 17:23 ET 6-K ↗
26.5800 26.6800 26.1300 26.3800 2,827,700
3 · 6-K Pre-market · 08:55 ET 6-K ↗ 2 · 6-K After-hours · 16:14 ET 6-K ↗
26.1200 26.5500 26.1100 26.4100 3,626,300
25.3200 26.3900 25.2100 26.2300 3,651,900
25.1000 25.8900 25.1000 25.5800 2,844,900
Weekend
Weekend
24.9500 25.1200 24.5500 24.8700 4,965,700
1 · 6-K After market open · 12:06 ET 6-K ↗
25.6500 26.0500 23.9200 24.3000 7,076,900
25.5800 26.1900 25.3600 25.3700 5,515,500
25.3500 25.9000 25.2500 25.6800 2,762,200
25.5700 25.6300 25.1200 25.3300 2,242,000
Weekend
Weekend
25.6400 25.9400 25.4100 25.8700 3,269,900
25.8800 26.1300 25.6000 25.7200 2,739,300
26.2400 26.5400 25.9900 26.2200 3,073,100
25.9400 26.5900 25.8600 26.3800 3,785,500

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.