Miami International (MIAX) Latest Stock Analysis Report – Oct 15, 2026, 4:00 PM ET
Updated Oct 15, 2026, 4:00 PM ET
- Closed at $30.87, +3.87% vs the prior close of $29.72.
- Volume 1.75M shares, 1.1x its 50-day average.
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
MIAX jumps 3.9% to $30.87. Closed at $30.87, +3.87% vs the prior close of $29.72. Day range $29.32–$30.98, opened at $29.93.
MIAX daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 15, 2026 — MIAX jumps 3.9% to $30.87
- Closed at $30.87, +3.87% vs the prior close of $29.72. Day range $29.32–$30.98, opened at $29.93.
- Volume was 1.75M shares, 1.1x its 50-day average of 1.63M.
- Price is -20.3% vs its 50-day average ($38.74) and -26.5% vs its 200-day average ($41.97).
- 52-week range $29.06–$57.14; today's close sits at 6% of that range, 46.0% below the 52-week high.
Oct 14, 2026 — MIAX rises 0.6% to $29.72
- Closed at $29.72, +0.58% vs the prior close of $29.55. Day range $29.06–$30.39, opened at $29.26.
- Volume was 1.47M shares, 0.9x its 50-day average of 1.63M.
- Price is -23.9% vs its 50-day average ($39.04) and -29.3% vs its 200-day average ($42.05).
- 52-week range $29.06–$57.14; today's close sits at 2% of that range, 48.0% below the 52-week high.
Oct 13, 2026 — MIAX dips 1.5% to $29.55, a 52-week low
- Closed at $29.55, -1.50% vs the prior close of $30.00. Day range $29.25–$30.05, opened at $29.96.
- Volume was 1.53M shares, 0.9x its 50-day average of 1.62M.
- Price is -24.9% vs its 50-day average ($39.35) and -29.9% vs its 200-day average ($42.13).
- 52-week range $29.21–$57.14; today's close sits at 1% of that range, 48.3% below the 52-week high.
Oct 12, 2026 — MIAX dips 2.3% to $30.00, a 52-week low
- Closed at $30.00, -2.31% vs the prior close of $30.71. Day range $29.85–$30.99, opened at $30.67.
- Volume was 1.49M shares, 0.9x its 50-day average of 1.61M.
- Price is -24.4% vs its 50-day average ($39.70) and -28.9% vs its 200-day average ($42.22).
- 52-week range $29.21–$57.14; today's close sits at 3% of that range, 47.5% below the 52-week high.
Oct 9, 2026 — MIAX ends flat (+0.0%) to $30.71
- Closed at $30.71, +0.03% vs the prior close of $30.70. Day range $30.00–$31.19, opened at $30.60.
- Volume was 1.39M shares, 0.9x its 50-day average of 1.60M.
- Price is -23.3% vs its 50-day average ($40.04) and -27.4% vs its 200-day average ($42.31).
- 52-week range $29.21–$57.14; today's close sits at 5% of that range, 46.3% below the 52-week high.
Oct 8, 2026 — MIAX rises 1.7% to $30.70
- Closed at $30.70, +1.72% vs the prior close of $30.18. Day range $29.52–$30.79, opened at $29.94.
- Volume was 2.21M shares, 1.4x its 50-day average of 1.58M.
- Price is -23.9% vs its 50-day average ($40.34) and -27.6% vs its 200-day average ($42.39).
- 52-week range $29.21–$57.14; today's close sits at 5% of that range, 46.3% below the 52-week high.
Oct 7, 2026 — MIAX dips 2.0% to $30.18, a 52-week low on 2.5x normal volume
- Closed at $30.18, -1.98% vs the prior close of $30.79. Day range $29.21–$30.63, opened at $30.62.
- Volume was 3.84M shares, 2.5x its 50-day average of 1.55M — unusually heavy trading.
- Price is -25.8% vs its 50-day average ($40.66) and -28.9% vs its 200-day average ($42.46).
- 52-week range $29.21–$57.14; today's close sits at 3% of that range, 47.2% below the 52-week high.
Oct 6, 2026 — MIAX slides 10.3% to $30.79, a 52-week low on 3.2x normal volume
- Closed at $30.79, -10.29% vs the prior close of $34.32. Day range $30.69–$34.50, opened at $34.50.
- Volume was 4.75M shares, 3.2x its 50-day average of 1.48M — unusually heavy trading.
- Price is -24.9% vs its 50-day average ($40.98) and -27.6% vs its 200-day average ($42.53).
- 52-week range $30.69–$57.14; today's close sits at 0% of that range, 46.1% below the 52-week high.
Oct 5, 2026 — MIAX jumps 4.0% to $34.32
- Closed at $34.32, +3.97% vs the prior close of $33.01. Day range $32.74–$34.79, opened at $33.51.
- Volume was 1.68M shares, 1.1x its 50-day average of 1.46M.
- Price is -16.8% vs its 50-day average ($41.23) and -19.4% vs its 200-day average ($42.60).
- 52-week range $32.74–$57.14; today's close sits at 6% of that range, 39.9% below the 52-week high.
Oct 2, 2026 — MIAX dips 2.2% to $33.01, a 52-week low
- Closed at $33.01, -2.19% vs the prior close of $33.75. Day range $32.89–$33.99, opened at $33.97.
- Volume was 1.93M shares, 1.3x its 50-day average of 1.45M.
- Price is -20.3% vs its 50-day average ($41.40) and -22.6% vs its 200-day average ($42.64).
- 52-week range $32.89–$57.14; today's close sits at 0% of that range, 42.2% below the 52-week high.
MIAX latest news & SEC filings
Every SEC filing by or about MIAX in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 6, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Schafer Douglas M. Jr converted options/RSUs into 40,000 shares at $12.00 (≈$480.00K) on Oct 2, 2026; now holds 427,414
- Schafer Douglas M. Jr sold 40,000 shares at $33.34 (≈$1.33M) on Oct 2, 2026; now holds 387,414
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Oct 2, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Sep 29, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Jayabalan Harish converted options/RSUs into 8,333 shares at $12.00 (≈$100.00K) on Sep 25, 2026; now holds 86,398
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 17, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Brown Shelly sold 21,217 shares at $38.61 (≈$819.19K) on Sep 16, 2026; now holds 316,490
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 16, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Sep 11, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Aug 14, 2026 · Form SCHEDULE 13G — Passive stake (13G)
Passive stake (13G) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 7, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Quarter ended Jun 30, 2026:
- Revenue: $387.63M (prior year $327.78M) (+18.3% vs Jun 30, 2025)
- Net income: $44.21M (prior year $23.53M) (+87.9% vs Jun 30, 2025)
- Diluted EPS: $0.40 (prior year $0.30) (+33.3% vs Jun 30, 2025)
Aug 5, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 2.02 — Reported results of operations (earnings release).
This is a results-day filing: the earnings press release is attached as an exhibit.
Jul 29, 2026 · Form SCHEDULE 13G — Passive stake (13G)
Passive stake (13G) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Jul 21, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 8.01 — Reported other events the company considers important.
Jun 22, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 3.02 — Sold unregistered shares.
Jun 18, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.07 — Reported shareholder vote results.
Things to know before you trade MIAX
- Last results release: Aug 5, 2026 (8-K Item 2.02). Previous ones: May 6, 2026, Feb 25, 2026, Nov 5, 2025. Based on that rhythm, the next report is likely around Nov 4, 2026 — an estimate, not a confirmed date.
- How much it moves: over the last 20 sessions the average daily move was 2.33% (largest 10.3%).
- Liquidity: about 2.08M shares (≈$64.26M) trade per day on average.
- 52-week position: $30.87 vs a range of $29.06–$57.14 (6% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 0 open-market buys, 25 sales; latest: Shelly Brown sold 21,217 shares on Sep 16, 2026.
- Latest filings: 10-Q Aug 7, 2026; 8-K Aug 5, 2026; 8-K Jul 21, 2026.
- Listing: NYSE · industry: Security Brokers, Dealers & Flotation Companies.
MIAX market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 15, 2026 | 29.93 | 30.98 | 29.32 | 30.87 | 1.75M |
| Oct 14, 2026 | 29.26 | 30.39 | 29.06 | 29.72 | 1.47M |
| Oct 13, 2026 | 29.96 | 30.05 | 29.25 | 29.55 | 1.53M |
| Oct 12, 2026 | 30.67 | 30.99 | 29.85 | 30.00 | 1.49M |
| Oct 9, 2026 | 30.60 | 31.19 | 30.00 | 30.71 | 1.39M |
| Oct 8, 2026 | 29.94 | 30.79 | 29.52 | 30.70 | 2.21M |
| Oct 7, 2026 | 30.62 | 30.63 | 29.21 | 30.18 | 3.84M |
| Oct 6, 2026 | 34.50 | 34.50 | 30.69 | 30.79 | 4.75M |
| Oct 5, 2026 | 33.51 | 34.79 | 32.74 | 34.32 | 1.68M |
| Oct 2, 2026 | 33.97 | 33.99 | 32.89 | 33.01 | 1.93M |
| Oct 1, 2026 | 33.70 | 34.47 | 33.51 | 33.75 | 1.87M |
| Sep 30, 2026 | 33.74 | 34.24 | 33.49 | 33.50 | 1.29M |
| Sep 29, 2026 | 34.10 | 35.24 | 33.52 | 33.87 | 1.45M |
| Sep 28, 2026 | 34.62 | 34.65 | 33.74 | 33.91 | 1.45M |
| Sep 25, 2026 | 35.57 | 35.89 | 34.53 | 34.90 | 1.59M |
| Sep 24, 2026 | 36.01 | 36.17 | 35.33 | 35.64 | 1.32M |
| Sep 23, 2026 | 36.50 | 37.08 | 35.83 | 35.89 | 1.16M |
| Sep 22, 2026 | 38.09 | 38.22 | 36.61 | 36.76 | 1.39M |
| Sep 21, 2026 | 39.73 | 39.73 | 37.58 | 37.84 | 1.15M |
| Sep 18, 2026 | 37.64 | 39.19 | 37.40 | 38.79 | 6.90M |
About Miami International
Miami International (MIAX) is listed on the NYSE and classified by the SEC under “Security Brokers, Dealers & Flotation Companies”. Its business address is in PRINCETON, NJ. State of incorporation: DE. Fiscal year ends —. SEC CIK 1438472.
MIAX board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Talal Jassim Al-Bahar | Director | Jun 17, 2026 |
| Abdulwahab A Alnakib | Director | Jun 18, 2026 |
| David A Brown | Director | Jul 9, 2026 |
| John Beckelman | Director | Jun 17, 2026 |
| Lee Becker | Director | Jun 17, 2026 |
| Kurt M. Eckert | Director | Aug 6, 2026 |
| Thomas P. Gallagher | Chairman & CEO | Sep 4, 2026 |
| Kenneth W. Lozier | Director | Jun 17, 2026 |
| Mark I. Massad | Director | Jun 17, 2026 |
| Lisa Moore | Director | Jun 17, 2026 |
| Mark F. Raymond | Director | Jun 17, 2026 |
| Murray Stahl | Director | Mar 6, 2026 |
| Cynthia Schwarzkopf | Director | Aug 19, 2026 |
| Eric Sites | Director | Jun 17, 2026 |
| Jill E. Sommers | Director | Jun 17, 2026 |
| Paul Stahlin | Director | Jun 17, 2026 |
| Judson Gray Teekell | Director | Sep 4, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Shelly Brown | EVP, Chief Strategy Officer | Sep 17, 2026 |
| Barbara J. Comly | EVP, GC & Corporate Secretary | Sep 4, 2026 |
| Edward Deitzel | EVP, CRO, CCO MIAX Exchanges | Sep 4, 2026 |
| Lance Emmons | EVP and CFO | Aug 19, 2026 |
| Thomas P. Gallagher | Chairman & CEO | Sep 4, 2026 |
| Harish Jayabalan | EVP, CISO and CRO | Sep 29, 2026 |
| Douglas M. Jr Schafer | EVP and CIO | Sep 4, 2026 |
| John Smollen | EVP, New Product Development | Jun 18, 2026 |
| Cees Vermaas | CEO of TISEG | Jun 18, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Sep 16, 2026 | Shelly Brown | Sale | 21,217 | $38.61 |
| Sep 3, 2026 | Thomas P. Gallagher | Sale | 47,000 | $42.43 |
| Sep 3, 2026 | Edward Deitzel | Sale | 11,000 | $42.21 |
| Sep 2, 2026 | Douglas M. Jr Schafer | Sale | 48,000 | $40.48 |
| Sep 2, 2026 | Judson Gray Teekell | Sale | 5,545 | $41.58 |
| Sep 2, 2026 | Judson Gray Teekell | Sale | 3,000 | $40.89 |
| Sep 2, 2026 | Barbara J. Comly | Sale | 44,445 | $40.49 |
| Aug 19, 2026 | Thomas P. Gallagher | Sale | 149,700 | $41.13 |
| Aug 17, 2026 | Cynthia Schwarzkopf | Sale | 5,000 | $42.85 |
| Aug 17, 2026 | Lance Emmons | Sale | 35,000 | $42.83 |
| Aug 4, 2026 | Harish Jayabalan | Sale | 20,000 | $45.90 |
| Aug 4, 2026 | Thomas P. Gallagher | Sale | 48,334 | $45.69 |
| Aug 4, 2026 | Kurt M. Eckert | Sale | 1,063 | $45.80 |
| Aug 4, 2026 | Barbara J. Comly | Sale | 44,445 | $45.69 |
| Aug 4, 2026 | Douglas M. Jr Schafer | Sale | 48,000 | $45.71 |
MIAX financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | $1.36B | $-70.03M | -1.00 | $167.83M |
| Dec 31, 2024 | $1.14B | $102.12M | 1.39 | $111.44M |
| Dec 31, 2023 | $1.04B | $-20.89M | -0.37 | $-49.20M |
Latest balance sheet: total assets $1.60B, total liabilities $450.09M, cash $660.46M (as of Jun 30, 2026).
MIAX earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Aug 5, 2026 | 8-K Item 2.02 (results) | $45.96 |
| May 6, 2026 | 8-K Item 2.02 (results) | $47.69 |
| Feb 25, 2026 | 8-K Item 2.02 (results) | $40.99 |
| Nov 5, 2025 | 8-K Item 2.02 (results) | $45.83 |
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 15, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.