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Insider Cluster (2 insiders) ·Filed May 4, 2026

MIAX

MIAMI INTERNATIONAL HOLDINGS, INC.
NEUTRAL
Impact 2/10
Horizondays Processed5mo ago
Insider cluster: 2 insiders, $1.6M total
Actionable Insight • Neutral

The insider sales are routine and too small relative to market cap to warrant a bearish read. Monitor for any subsequent 8-K or earnings filing that could provide context, but no immediate action is needed.

DirectionNeutral
Confidencehigh
Horizondays
Final — all horizons settled through T+60d ⚠ clustered
MIAX ▼ -1.92% at T+60d
NEUTRAL call -1.92% · α vs SPY -3.78% · entry $47.31 → $46.40
Entry = T+0 close
May 3, 2026
via day close
T+1d
+0.85%
call +0.85% · α +0.05%
$47.71
settled 6mo ago
T+5d
+10.31%
call +10.31% · α +7.38%
$52.19
settled 6mo ago
T+20d
-2.56%
call -2.56% · α -8.20%
$46.10
settled 5mo ago
T+60d
-1.92%
call -1.92% · α -3.78%
$46.40
settled 3mo ago

Price Chart

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Executive Summary

Two MIAX insiders — a Director and the EVP/GC — sold a combined $1.59M in open-market shares on May 4, 2026, following derivative exercises. The sales represent ~0.04% of the $4.5B market cap, a trivial amount that does not signal material negative information. The cluster is routine and lacks the dollar weight to drive a directional read.

Key Financial Metrics

Direction
selling
Total Value
$1.6M
Insiders
2

Key Facts

  • Director Kurt Eckert sold 5,625 shares at $47.29 for $266K after exercising options at $0 and $12.
  • EVP/GC Barbara Comly sold 28,000 shares at $47.26 for $1.32M after exercising options at $0 and $12.
  • Total open-market sales: $1.59M, representing ~0.04% of MIAX's $4.5B market cap.
  • All sales were pre-planned or tax-motivated (derivative exercises with same-day sale).
  • No open-market purchases were reported in the cluster.

Financial Impact

Total insider sales of $1.59M, or 0.04% of market cap — immaterial.

insider ownership

Risk Factors

  • Insiders may continue selling in larger volumes if the stock appreciates further.
  • No purchases to offset the selling signal, but the dollar amount is negligible.

Market Snapshot

Exchange
NYSE
Sector
Security Brokers, Dealers & Flotation Companies
Analyst Consensus
73% bullish (11 analysts)

Investment Themes

Traditional Finance

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-MIAX-1777980741144
42 reports for MIAX
Performance horizon
67% Hit rate @ T+1 6 of 9 directional calls Went positive at some point 9 of 9 best @ T+5▲ +10.93%May 6, 2026
Filters
Rows
Reports for MIAX — sortable, filterable
TypeNow
Oct 26, 2026
today
Insider Cluster
NEUTRAL ★ 2/10
$33.16awaiting T+1—$32.81 (−1.06%)
Oct 1, 2026
26d ago
Press Release
NEUTRAL ★ 1/10
$33.75 $33.01▼ −2.19%▼ −2.93%$32.81 (−2.79%)
Sep 4, 2026
7w ago
Insider Cluster
NEUTRAL ★ 3/10
$43.46 $42.89▼ −1.31%▼ −0.85%$32.81 (−24.51%)
Sep 4, 2026
7w ago
Insider Cluster
NEUTRAL ★ 2/10
$43.46 $42.89▼ −1.31%▼ −0.85%$32.81 (−24.51%)
Aug 19, 2026
9w ago
Insider Cluster
MIXED ★ 5/10
$41.32 $42.59▲ +3.07%▲ +2.66%$32.81 (−20.60%)
Aug 19, 2026
9w ago
Insider Cluster
BEARISH ★ 5/10
$41.32 $42.59▼ −3.07%▼ −2.66%$32.81 (+20.60%)
Aug 6, 2026
11w ago
Insider Cluster
BEARISH ★ 6/10
$44.23 $43.59▲ +1.45%▲ +1.42%$32.81 (+25.82%)
Jul 16, 2026
14w ago
Insider Cluster
NEUTRAL ★ 5/10
$42.33 $42.04▼ −0.69%▼ −0.52%$32.81 (−22.49%)
Jul 14, 2026
14w ago
Insider Cluster
NEUTRAL ★ 3/10
$42.43 $42.89▲ +1.08%▲ +1.63%$32.81 (−22.67%)
Jul 7, 2026
15w ago
Insider Cluster
MIXED ★ 5/10
$41.86 $42.99▲ +2.70%▲ +1.85%$32.81 (−21.62%)
Showing 10 of 42

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Report published May 5, 2026