Follow the people · Insider
Shelly Brown
Shelly Brown files insider transactions with the SEC as an evp, chief strategy officer of Miami International Holdings (MIAX). We hold 10 disclosed purchases and sales filed since 19 August 2025, 2 of them in the last 90 days.
- Files forMIAX
- Disclosed buys and sells10 in all, 2 in the last 90 days
- Last disclosure7 July 2026
Positions held
1 post we hold — a term names its own dates; a run of filings only says when they filed- Filed 15 August 2025 — 6 July 2026EVP, Chief Strategy Officer · Miami International Holdings (MIAX)78 Form 4 lines · source: SEC Form 4
Everything they disclosed
78 entries, newest first — one per disclosure report, one per Form 4 line- exercised options over 16,000 shares of Miami International HoldingsSEC Form 47 July 2026Common Stock · traded 6 July 2026 · filed 7 July 2026
- ▼ sold on the open market 16,000 shares of Miami International HoldingsSEC Form 47 July 2026Common Stock · traded 6 July 2026 · filed 7 July 2026
- exercised options over 16,000 shares of Miami International Holdings (a derivative holding)SEC Form 47 July 2026Nonqualified Stock Option (Right to Buy) · traded 6 July 2026 · filed 7 July 2026
- was granted 37,276 shares of Miami International HoldingsSEC Form 418 June 2026Common Stock · traded 16 June 2026 · filed 18 June 2026
- was granted 2,485 shares of Miami International Holdings (a derivative holding)SEC Form 418 June 2026Incentive Stock Option (Right to Buy) · traded 16 June 2026 · filed 18 June 2026
- was granted 35,861 shares of Miami International Holdings (a derivative holding)SEC Form 418 June 2026Nonqualified Stock Option (Right to Buy) · traded 16 June 2026 · filed 18 June 2026
- ▼ sold on the open market 4,714 shares of Miami International HoldingsSEC Form 417 June 2026Common Stock · traded 15 June 2026 · filed 17 June 2026
- had shares withheld for tax on 3,619 shares of Miami International HoldingsSEC Form 412 June 2026Common Stock · traded 11 June 2026 · filed 12 June 2026
- exercised options over 16,000 shares of Miami International HoldingsSEC Form 44 June 2026Common Stock · traded 2 June 2026 · filed 4 June 2026
- ▼ sold on the open market 16,000 shares of Miami International HoldingsSEC Form 44 June 2026Common Stock · traded 2 June 2026 · filed 4 June 2026
- exercised options over 16,000 shares of Miami International Holdings (a derivative holding)SEC Form 44 June 2026Nonqualified Stock Option (Right to Buy) · traded 2 June 2026 · filed 4 June 2026
- exercised options over 16,000 shares of Miami International HoldingsSEC Form 45 May 2026Common Stock · traded 4 May 2026 · filed 5 May 2026
- ▼ sold on the open market 16,000 shares of Miami International HoldingsSEC Form 45 May 2026Common Stock · traded 4 May 2026 · filed 5 May 2026
- exercised options over 16,000 shares of Miami International Holdings (a derivative holding)SEC Form 45 May 2026Nonqualified Stock Option (Right to Buy) · traded 4 May 2026 · filed 5 May 2026
- ▼ sold on the open market 2,357 shares of Miami International HoldingsSEC Form 49 April 2026Common Stock · traded 6 April 2026 · filed 9 April 2026
- exercised options over 900 shares of Miami International HoldingsSEC Form 49 April 2026Common Stock · traded 7 April 2026 · filed 9 April 2026
- ▼ sold on the open market 900 shares of Miami International HoldingsSEC Form 49 April 2026Common Stock · traded 7 April 2026 · filed 9 April 2026
- exercised options over 900 shares of Miami International Holdings (a derivative holding)SEC Form 49 April 2026Nonqualified Stock Option (Right to Buy) · traded 7 April 2026 · filed 9 April 2026
- exercised options over 16,434 shares of Miami International HoldingsSEC Form 49 April 2026Common Stock · traded 8 April 2026 · filed 9 April 2026
- ▼ sold on the open market 16,434 shares of Miami International HoldingsSEC Form 49 April 2026Common Stock · traded 8 April 2026 · filed 9 April 2026
- exercised options over 16,434 shares of Miami International Holdings (a derivative holding)SEC Form 49 April 2026Nonqualified Stock Option (Right to Buy) · traded 8 April 2026 · filed 9 April 2026
- ▼ sold on the open market 2,357 shares of Miami International HoldingsSEC Form 48 April 2026Common Stock · traded 6 April 2026 · filed 8 April 2026
- ▼ sold on the open market 900 shares of Miami International HoldingsSEC Form 48 April 2026Common Stock · traded 7 April 2026 · filed 8 April 2026
- had shares withheld for tax on 1,809 shares of Miami International HoldingsSEC Form 41 April 2026Common Stock · traded 30 March 2026 · filed 1 April 2026
- exercised options over 3,878 shares of Miami International Holdings (a derivative holding)SEC Form 41 April 2026Incentive Stock Option (Right to Buy) · traded 30 March 2026 · filed 1 April 2026
- exercised options over 5,040 shares of Miami International Holdings (a derivative holding)SEC Form 41 April 2026Incentive Stock Option (Right to Buy) · traded 30 March 2026 · filed 1 April 2026
- exercised options over 8,333 shares of Miami International HoldingsSEC Form 41 April 2026Common Stock · traded 30 March 2026 · filed 1 April 2026
- exercised options over 6,570 shares of Miami International HoldingsSEC Form 41 April 2026Common Stock · traded 30 March 2026 · filed 1 April 2026
- exercised options over 6,195 shares of Miami International HoldingsSEC Form 41 April 2026Common Stock · traded 30 March 2026 · filed 1 April 2026
- exercised options over 3,878 shares of Miami International HoldingsSEC Form 41 April 2026Common Stock · traded 30 March 2026 · filed 1 April 2026
- exercised options over 5,040 shares of Miami International HoldingsSEC Form 41 April 2026Common Stock · traded 30 March 2026 · filed 1 April 2026
- exercised options over 8,333 shares of Miami International Holdings (a derivative holding)SEC Form 41 April 2026Incentive Stock Option (Right to Buy) · traded 30 March 2026 · filed 1 April 2026
- exercised options over 6,570 shares of Miami International Holdings (a derivative holding)SEC Form 41 April 2026Incentive Stock Option (Right to Buy) · traded 30 March 2026 · filed 1 April 2026
- exercised options over 6,195 shares of Miami International Holdings (a derivative holding)SEC Form 41 April 2026Incentive Stock Option (Right to Buy) · traded 30 March 2026 · filed 1 April 2026
- ▼ sold on the open market 25,932 shares of Miami International HoldingsSEC Form 424 March 2026Common Stock · traded 23 March 2026 · filed 24 March 2026
- ▼ sold on the open market 25,932 shares of Miami International HoldingsSEC Form 424 March 2026Common Stock · traded 23 March 2026 · filed 24 March 2026
- had shares withheld for tax on 19,902 shares of Miami International HoldingsSEC Form 420 February 2026Common Stock · traded 18 February 2026 · filed 20 February 2026
- had shares withheld for tax on 19,902 shares of Miami International HoldingsSEC Form 420 February 2026Common Stock · traded 18 February 2026 · filed 20 February 2026
- exercised options over 16,666 shares of Miami International Holdings (a derivative holding)SEC Form 417 December 2025Incentive Stock Option (Right to Buy) · traded 16 December 2025 · filed 17 December 2025
- exercised options over 8,333 shares of Miami International Holdings (a derivative holding)SEC Form 417 December 2025Incentive Stock Option (Right to Buy) · traded 16 December 2025 · filed 17 December 2025
- exercised options over 8,333 shares of Miami International Holdings (a derivative holding)SEC Form 417 December 2025Incentive Stock Option (Right to Buy) · traded 16 December 2025 · filed 17 December 2025
- exercised options over 16,666 shares of Miami International HoldingsSEC Form 417 December 2025Common Stock · traded 16 December 2025 · filed 17 December 2025
- exercised options over 8,333 shares of Miami International HoldingsSEC Form 417 December 2025Common Stock · traded 16 December 2025 · filed 17 December 2025
- exercised options over 8,333 shares of Miami International HoldingsSEC Form 417 December 2025Common Stock · traded 16 December 2025 · filed 17 December 2025
- had shares withheld for tax on 16,283 shares of Miami International HoldingsSEC Form 411 September 2025Common Stock · traded 10 September 2025 · filed 11 September 2025
- had shares withheld for tax on 11,047 shares of Miami International HoldingsSEC Form 428 August 2025Common Stock · traded 26 August 2025 · filed 28 August 2025
- converted 500 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Series B Preferred Stock · traded 15 August 2025 · filed 19 August 2025
- converted 200,475 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonvoting Common Stock · traded 15 August 2025 · filed 19 August 2025
- exercised options over 16,666 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 16,666 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 8,333 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 8,333 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 8,333 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 8,333 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 8,333 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 8,333 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 6,570 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 6,570 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 6,195 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 6,195 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 3,878 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 3,878 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Incentive Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 65,334 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 65,334 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 41,667 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 41,667 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 91,667 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 91,667 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 141,667 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 141,667 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 143,430 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 143,430 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 18,804 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 18,804 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 46,121 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 46,121 shares of Miami International Holdings (a derivative holding)SEC Form 419 August 2025Nonqualified Stock Option (Right to Buy) · traded 15 August 2025 · filed 19 August 2025
- converted 500 shares of Miami International HoldingsSEC Form 419 August 2025Common Stock · traded 15 August 2025 · filed 19 August 2025
- converted 200,475 shares of Miami International HoldingsSEC Form 419 August 2025Common Stock · traded 15 August 2025 · filed 19 August 2025
Positions come from the unitedstates/congress-legislators roster, the Office of Government Ethics and the SEC’s Form 4 index. Every disclosed line names its own source and links the document the government published; we print what the filing says and never a price we did not read from it. Headlines and links come from the GDELT Global Knowledge Graph — the story stays with the publisher. The portrait, where we have one, is the public-domain Congressional Bioguide photograph.