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Miami International Holdings MIAX

Gallagher Investments (Director) plans to sell 454,125 MIAX shares, about $19.5M

Form
144
Filed
Importance
Routine
  1. Approximate sale date: Apr 15, 2026
  2. Broker: Morgan Stanley Smith Barney LLC Executive Financial Services
  3. Shares acquired by: Exercise of Stock Options; Restricted Stock Awards
  4. 10b5-1 plan adopted: Dec 29, 2025

All of Gallagher Investments's insider filings, holdings and planned sales

Form 4s that likely executed this notice (SEC Tracker's match by person, company, dates and shares):

  • Sold 70,001 shares at $43.36 on Apr 15, 2026 · Form 4
  • Sold 104,124 shares at $43.36 on Apr 15, 2026 · Form 4
  • Sold 54,229 shares at $47.26 on May 4, 2026 · Form 4
  • Sold 15,771 shares at $47.92 on May 5, 2026 · Form 4
  • Sold 70,000 shares at $42.36 on Jun 2, 2026 · Form 4
  • Sold 41,772 shares at $42.09 on Jul 6, 2026 · Form 4
  • Sold 28,228 shares at $42.27 on Jul 7, 2026 · Form 4
  • Sold 70,000 shares at $42.52 on Jul 13, 2026 · Form 4

Written from the Form 144 on EDGAR. AI can make mistakes. Check the filing.

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Similar companies

Companies of similar size in SIC 6211 and related industry codes: the same peer list as the financial tables.

  1. Oppenheimer Holdings OPY public float $685M, Jun 30, 2025
  2. Piper Sandler Companies PIPR public float $4.8B, Jun 30, 2025
  3. Marketaxess Holdings MKTX public float $7.3B, Dec 31, 2025
  4. Sei Investments SEIC public float $9.5B, Jun 30, 2025
  5. Interactive Brokers Group IBKR public float $23.8B, Jun 30, 2025

Data on this page was fetched . The filing on SEC.gov is the record.