Miami International Holdings, Inc MIAX

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Miami International Holdings, Inc. 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 30.74 → 41.81 · 36.0%
56.84043.79030.740 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 Aug 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 filing dates use the selected announcement filters.

No data yet
41.9600 43.0500 41.3400 41.8100 703,421
28 · 8-K 8-K ↗
42.0000 42.6900 41.1600 41.9300 890,700
42.5200 43.4500 41.9300 42.0400 953,000
Weekend
Weekend
41.8500 43.4300 41.6750 42.3300 1,212,800
42.9600 43.6150 42.4000 42.8900 1,242,700
41.4800 42.8100 41.4800 42.4300 1,016,900
41.9100 42.9900 40.8000 41.3000 1,333,400
42.9000 43.7400 41.4000 42.3100 1,424,800
Weekend
Weekend
43.6900 44.4000 42.2250 42.8300 975,400
42.0000 43.1800 41.0600 42.9900 1,345,900
43.7200 44.0650 41.8500 41.8600 1,488,500
42.0200 44.1600 41.7250 43.7200 2,183,800
40.5900 42.3450 40.0000 41.8600 1,821,200
Weekend
Weekend
No trading
39.3500 41.8320 38.5400 40.8400 2,900,300
37.7200 39.1200 37.6200 39.0500 2,479,200
36.6900 37.2400 36.1200 37.1600 1,990,600
38.2400 38.6500 36.0500 36.8300 3,052,800
Weekend
Weekend
36.6000 38.2100 36.3300 37.9200 10,560,200
36.6000 37.4200 35.7100 36.7400 2,626,500
36.1800 37.3700 35.7100 36.4900 2,263,700
36.1100 37.1200 35.4300 35.8100 3,256,100
27 · 8-K 8-K ↗
37.5100 38.3150 36.3100 36.6500 2,753,300
Weekend
Weekend
No trading
26 · 8-K 8-K ↗
38.0200 38.8100 36.6800 37.6500 3,696,500
25 · 8-K 8-K ↗
40.1200 40.7000 37.5300 37.8000 3,519,300
44.3400 44.5400 39.6300 40.2400 4,669,900
44.7400 45.2400 43.2800 44.1100 2,029,800
Weekend
Weekend
40.8900 44.0090 40.8900 43.2900 3,288,600
41.1800 42.7900 40.8000 41.2700 1,949,500
39.8000 41.1400 39.5000 40.7900 1,995,500
38.8900 40.4100 38.8900 39.8000 2,501,300
40.2900 40.6800 38.5500 38.7400 1,677,100
Weekend
Weekend
39.8000 41.1550 38.4800 39.2100 1,813,400
40.8500 41.7900 39.2250 39.6100 1,631,600
42.5000 42.7800 39.8650 40.3300 2,257,300
45.7500 45.7600 41.1200 42.5100 4,193,100
47.5800 48.3500 46.0700 46.1000 843,000
Weekend
Weekend
47.6000 48.7000 46.8550 47.2500 994,000
50.1800 50.1800 47.5600 47.7600 1,092,000
49.7000 51.6000 49.4200 50.2100 1,620,300
51.5100 51.7300 49.2100 49.2100 1,114,900
No trading
Weekend
Weekend
51.6400 52.0000 51.1100 51.4200 989,200
51.7800 52.5950 51.3150 51.4400 1,025,100
53.5700 53.6700 51.7000 51.9900 1,341,900
53.8000 54.5350 53.0100 53.3100 1,249,400
56.6200 56.8800 54.1000 54.5100 1,198,500
Weekend
Weekend
56.2000 57.1400 55.1700 56.1600 1,232,600
55.5400 57.0300 54.5700 56.8400 1,157,200
52.5200 55.9000 51.4000 55.2100 1,698,800
52.3400 52.4700 51.0300 52.4700 2,000,000
51.0500 52.4200 49.7100 52.1900 1,539,400
Weekend
Weekend
24 · 10-Q 10-Q ↗
49.9500 52.1350 49.0000 51.9900 1,705,900
48.5000 50.4100 47.0150 49.7700 1,944,600
23 · 8-K 8-K ↗
47.9200 47.9900 46.9000 47.6900 1,323,200
47.2900 48.4480 47.1300 47.7100 1,589,700
47.0900 47.7600 46.7400 47.3100 1,260,500
Weekend
Weekend
46.7500 47.5250 46.7100 47.1700 698,000
47.2400 47.8100 46.3900 46.4900 708,500
47.1400 47.8800 46.8500 47.6400 704,000
46.8000 47.8800 46.6150 47.3000 1,310,600
22 · DEFA14A DEFA14A ↗ 21 · DEF 14A DEF 14A ↗ 20 · 8-K 8-K ↗
45.6800 46.8200 45.6200 46.7200 966,600
Weekend
Weekend
45.6600 45.9000 44.7000 45.8700 664,500
45.2300 45.5300 44.3400 45.4900 621,300
44.4900 45.2700 43.9600 45.2600 940,600
45.1300 45.9300 44.1500 44.1800 733,000
45.1800 45.5900 44.0300 44.9300 982,000
Weekend
Weekend
45.0000 45.5900 44.7900 45.1700 821,400
44.4500 44.9900 44.0100 44.8500 758,100
43.0700 44.4200 42.5700 44.2200 1,692,800
43.0000 43.6300 42.7700 42.9100 1,217,900
41.8300 42.9000 41.6720 42.8900 875,600
Weekend
Weekend
41.3500 42.4600 41.1600 41.9500 1,166,900
19 · 8-K 8-K ↗
42.0800 42.1800 40.7400 41.3500 1,091,100
41.6300 42.2850 41.0000 42.2200 1,245,900
41.5600 42.0200 41.1200 41.3200 1,179,100
40.2600 41.8640 39.9700 41.6300 1,881,800
Weekend
Weekend
No trading
39.1800 40.1800 38.7520 40.1700 1,568,000
39.4000 39.4900 38.2500 39.3700 1,932,100
38.2800 39.0000 37.8900 38.9200 1,868,900
37.6200 38.2380 37.1900 37.5000 1,287,400
Weekend
Weekend
38.0900 38.2350 37.2000 37.3100 957,700
18 · 8-K 8-K ↗
37.1000 39.2200 37.1000 38.3100 1,860,200
40.0000 40.0000 38.0780 38.5100 1,477,700
38.9100 39.7500 38.8200 39.4600 1,768,800
39.7400 39.8800 38.9350 39.0800 1,032,900
Weekend
Weekend
38.9900 39.2000 38.4500 39.1000 2,011,400
39.2500 39.4800 38.6150 39.0200 845,000
39.6200 39.9850 39.2100 39.5500 979,600
39.8100 39.9800 39.4900 39.8200 718,700
38.8200 39.7700 38.7400 39.4900 1,009,600
Weekend
Weekend
38.5300 38.9250 38.1000 38.4700 990,700
38.7700 39.1700 38.0350 38.0900 1,531,500
40.3900 40.7400 38.7500 39.4900 1,843,700
41.1700 41.5650 39.9100 40.5400 1,363,700
41.2100 41.4100 39.9550 41.1900 1,360,800
Weekend
Weekend
17 · 10-K 10-K ↗
41.8600 42.4500 40.6650 40.9800 1,101,200
42.3700 43.6700 41.8700 42.3800 983,600
42.5900 43.7300 42.4050 42.8200 1,547,600
42.5200 43.1800 41.9800 42.0400 1,040,600
16 · 8-K 8-K ↗
41.5000 43.2600 40.0000 42.8900 2,353,500
Weekend
Weekend
41.2400 43.1500 40.7800 42.6000 2,548,700
41.6600 43.3300 40.1300 41.8500 2,539,300
15 · 8-K 8-K ↗
39.8000 41.0700 39.1600 40.9900 1,905,100
39.0000 39.6000 37.1000 39.5600 2,918,000
40.2800 40.5000 38.8500 38.9900 1,230,000
Weekend
Weekend
14 · 8-K 8-K ↗
40.6300 41.1000 40.1400 40.5300 1,552,700
40.3000 41.0000 40.0700 40.6400 1,646,200
40.5000 40.6800 39.2900 40.2000 2,856,100
41.7900 42.8600 40.7300 40.8900 2,086,200
No trading
Weekend
Weekend
41.6900 43.0000 41.3370 42.1400 1,925,800
13 · 8-K 8-K ↗
41.2300 41.8300 39.8500 41.5800 1,972,000
40.0000 41.3100 39.7670 41.1200 1,491,000
40.7400 41.0450 39.3900 40.6500 1,549,000
41.3000 41.6300 40.0000 41.3300 2,590,100
Weekend
Weekend
42.1900 42.6300 41.3300 42.2300 789,700
40.8200 42.7700 40.7250 41.7500 1,027,900
40.8200 41.3200 39.9300 40.6600 899,000
41.8000 42.0400 39.7590 41.0600 1,375,000
41.5100 42.1250 41.2300 41.7800 616,700
Weekend
Weekend
41.3900 42.7800 41.3900 41.7300 700,500
41.6100 41.8000 40.8300 41.6900 643,500
41.4700 42.4700 40.9000 41.2300 527,100
43.0500 43.2700 41.1950 41.4200 796,800
42.5100 43.3500 41.8100 43.0900 631,500
Weekend
Weekend
43.9800 44.1900 41.9000 42.4400 932,100
44.4300 44.9200 44.1100 44.5600 658,700
12 · 8-K 8-K ↗
43.1900 44.5300 42.7700 43.9400 1,103,600
42.7300 44.4700 42.4100 42.8800 932,000
No trading
Weekend
Weekend
42.4000 43.5850 42.1200 43.5200 788,500
42.3800 43.4800 42.2500 42.5500 728,800
41.7700 42.9700 41.4500 42.7600 545,700
42.5000 42.5000 41.1900 41.8500 854,800
42.2400 42.9500 41.8600 42.4700 623,700
Weekend
Weekend
42.7200 43.5000 41.8150 42.3300 721,200
42.8400 43.2890 42.2700 42.7600 641,600
44.0800 44.3500 42.3000 42.4100 1,159,300
46.5000 46.5600 44.2300 44.2400 1,147,800
44.6000 46.3300 43.8700 46.2600 2,766,800
Weekend
Weekend
44.4400 44.9900 43.0700 43.6500 1,370,400
No trading
45.6900 46.4050 43.9200 44.3800 1,193,200
46.3500 46.5950 45.5200 45.6800 814,800
46.5300 47.1850 46.0000 46.1300 914,900
Weekend
Weekend
47.2200 47.7900 46.2000 46.6700 547,500
No trading
47.3000 47.5470 46.5500 47.2100 368,700
47.7400 48.4200 46.6800 47.3900 732,000
45.0000 47.2800 44.3700 47.2600 1,330,100
Weekend
Weekend
44.4000 45.7800 43.9600 44.6200 4,818,400
44.0700 45.1800 43.4000 44.2500 991,700
43.1000 44.8400 42.9600 43.7900 1,447,900
41.9500 43.5100 41.9500 43.3600 798,900
11 · 8-K 8-K ↗ 10 · 424B4 424B4 ↗
43.0300 43.0300 42.0400 42.5800 988,500
Weekend
Weekend
41.9100 43.0500 41.3000 42.6800 3,980,300
42.6400 42.9750 41.2700 41.7800 1,209,600
43.0600 43.8000 42.4400 42.6200 570,500
9 · S-1 S-1 ↗
45.5200 46.5600 45.2800 45.8000 561,400
44.0600 45.6300 43.4500 45.5600 749,500
Weekend
Weekend
44.9300 45.5450 43.6600 44.0600 473,200
45.0100 46.0200 44.6900 45.4600 436,400
45.6700 46.4400 44.2800 44.7300 368,900
44.8500 46.5300 44.6000 45.3900 481,400
45.1100 45.5550 44.2300 44.5000 257,300
Weekend
Weekend
45.7900 46.6000 45.4600 45.6100 267,000
No trading
8 · 8-K 8-K ↗
43.8100 46.8450 43.5300 45.8600 605,200
44.6500 45.3350 43.5900 44.0700 642,600
44.1500 45.2600 43.1800 44.7300 656,000
Weekend
Weekend
42.6200 44.2400 41.6200 44.0800 691,100
45.0800 45.6710 42.3100 42.5500 665,600
46.5600 47.0050 44.0550 44.3600 474,200
46.3000 46.8400 45.4000 46.7000 419,900
48.5000 49.2400 46.4300 46.8100 388,400
Weekend
Weekend
47.8500 49.7600 47.5100 48.5300 459,300
50.4300 51.2300 48.1600 48.6300 845,400
49.8000 51.3750 49.1820 50.9600 623,900
49.1100 50.3800 48.3200 49.4800 367,600
48.8000 49.9700 47.7900 48.9400 578,000
Weekend
Weekend
7 · 10-Q 10-Q ↗
46.9700 49.2700 46.5000 48.7000 596,600
47.1500 48.2000 45.3350 47.0200 911,800
6 · 8-K 8-K ↗
44.5500 46.0400 44.0100 45.8300 456,700
45.4900 45.8900 44.3300 44.3300 510,300
43.7200 45.7400 43.5550 45.5400 642,300
Weekend
Weekend
43.9500 44.2050 42.8900 43.7000 362,800
42.9500 44.4500 42.7550 43.7300 455,300
42.9200 43.4000 41.9700 43.1500 212,100
44.0000 44.0290 42.1700 43.1600 334,600
43.6200 44.8300 43.3500 44.2700 411,000
Weekend
Weekend
42.9400 43.7350 42.6700 43.2100 275,200
41.8600 43.2400 41.2250 42.5000 307,200
40.8500 42.1400 39.7630 41.7700 401,900
42.9600 43.3790 40.4400 41.4700 304,900
42.0000 43.4100 41.5050 43.0500 147,400
Weekend
Weekend
42.1200 42.8100 41.3100 41.9300 258,600
43.3800 43.3800 42.0700 42.2600 398,100
43.3300 43.7350 41.8400 43.3300 353,700
44.6100 44.6100 42.7300 43.5600 313,300
44.1290 44.1600 42.2500 43.1100 461,100
Weekend
Weekend
43.0500 44.5200 42.7100 43.5400 418,500
44.8600 45.3130 42.6400 42.9400 468,900
5 · 8-K 8-K ↗
44.0000 45.6300 43.5800 44.6700 464,800
43.9800 44.5100 43.2620 44.4200 483,800
42.5900 43.8300 42.3180 43.7100 488,500
Weekend
Weekend
40.9800 42.7200 40.9800 42.0900 1,196,800
38.9600 41.4800 38.9600 41.0300 1,315,000
40.3300 40.3500 38.8600 38.9800 1,557,300
40.6700 41.3000 39.7630 40.2600 1,237,700
41.4000 41.6950 39.8510 40.7700 1,094,100
Weekend
Weekend
42.0000 42.8900 41.1600 41.2300 912,200
41.8000 42.1600 40.8200 41.9500 650,600
39.8700 42.0680 39.5400 41.6500 873,500
40.0000 40.9500 38.6400 39.6000 656,400
37.6200 39.7300 37.0500 39.5200 743,100
Weekend
Weekend
39.1500 39.5000 37.5900 38.0200 1,380,400
38.2800 39.5300 38.1080 38.8600 395,000
38.1300 39.5600 37.5000 38.1400 462,500
36.9700 38.8500 36.9700 38.0200 358,400
37.5000 38.4300 36.7500 37.2600 234,500
Weekend
Weekend
37.5200 37.9600 36.1570 37.4600 408,500
36.9000 37.6600 36.4950 37.3900 350,100
37.2500 38.0000 36.7700 36.8100 514,600
38.1000 39.1300 36.8800 37.3000 849,300
35.0100 37.7700 34.6500 37.7700 791,900
Weekend
Weekend
35.6300 36.0000 34.0200 34.9500 693,500
35.3300 35.9770 34.6370 35.5000 664,300
36.1200 36.7500 34.9550 35.3800 557,800
37.5600 38.2500 35.4000 36.3300 906,000
No trading
Weekend
Weekend
35.7900 38.4400 35.1400 37.5800 1,136,400
34.1800 36.6500 34.1800 35.4900 1,078,400
33.7200 35.8030 33.0500 34.7000 870,300
33.2700 33.9400 32.1950 33.9000 861,200
33.1900 34.0000 32.3150 33.2900 639,600
Weekend
Weekend
34.3000 34.8900 32.7200 33.5200 904,600
32.6800 34.5700 31.6000 34.3400 1,516,500
33.0700 33.8700 31.9500 32.7700 2,315,500
4 · 8-K 8-K ↗
33.0400 34.0000 31.5000 32.8900 1,740,800
31.7600 35.7600 31.2000 32.6600 2,780,400
Weekend
Weekend
3 · 8-K 8-K ↗
29.7000 33.9900 28.9900 31.1200 2,893,100
2 · 424B4 424B4 ↗
31.9500 33.0000 28.6300 30.7400 18,517,100
No trading
No trading
No trading
Weekend
Weekend
No trading
No trading
No trading
No trading
1 · S-1/A S-1/A ↗
No trading
Weekend
Weekend
No trading
No trading
No trading
No trading
No trading
Weekend
Weekend
No trading
No trading
No trading
No trading

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.

28 8-K 8-K (opens SEC filing in a new tab) Summarise
27 8-K 8-K (opens SEC filing in a new tab) Summarise
26 8-K 8-K (opens SEC filing in a new tab) Summarise
25 8-K 8-K (opens SEC filing in a new tab) Summarise
24 10-Q 10-Q (opens SEC filing in a new tab) Summarise
23 8-K 8-K (opens SEC filing in a new tab) Summarise
22 DEFA14A DEFA14A (opens SEC filing in a new tab) Summarise
21 DEF 14A DEF 14A (opens SEC filing in a new tab) Summarise
20 8-K 8-K (opens SEC filing in a new tab) Summarise
19 8-K 8-K (opens SEC filing in a new tab) Summarise
18 8-K 8-K (opens SEC filing in a new tab) Summarise
17 10-K 10-K (opens SEC filing in a new tab) Summarise
16 8-K 8-K (opens SEC filing in a new tab) Summarise
15 8-K 8-K (opens SEC filing in a new tab) Summarise
14 8-K 8-K (opens SEC filing in a new tab) Summarise
13 8-K 8-K (opens SEC filing in a new tab) Summarise
12 8-K 8-K (opens SEC filing in a new tab) Summarise
11 8-K 8-K (opens SEC filing in a new tab) Summarise
10 424B4 424B4 (opens SEC filing in a new tab) Summarise
9 S-1 S-1 (opens SEC filing in a new tab) Summarise
8 8-K 8-K (opens SEC filing in a new tab) Summarise
7 10-Q 10-Q (opens SEC filing in a new tab) Summarise
6 8-K 8-K (opens SEC filing in a new tab) Summarise
5 8-K 8-K (opens SEC filing in a new tab) Summarise
4 8-K 8-K (opens SEC filing in a new tab) Summarise
3 8-K 8-K (opens SEC filing in a new tab) Summarise
2 424B4 424B4 (opens SEC filing in a new tab) Summarise
1 S-1/A S-1/A (opens SEC filing in a new tab) Summarise