Alamos Gold Inc. Class A Common Shares AGI
Open calendar →Alamos Gold Inc. Class A Common Shares · Company · NYSE
USD closing-price chart (daily close from yfinance · Last year)
USD 26.38 → 30.54 · 15.8%
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.
Date
Open
High
Low
Close
Volume
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.