Shelly Brown

CIK 2080506 · View on SEC EDGAR ↗

Insider

First SEC filing: Aug. 13, 2025 · Latest: June 18, 2026

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Insider at

Insider transactions

0 buys (P) 3 sells (S) Net: $-1,556,500 + 7 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

7 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
July 6, 2026 MIAX S 10b5-1 16,000 $42.13 $674,080 353,990 Direct -4.32% Disposed 1.7% (price as of 2026-08-21)
June 15, 2026 MIAX S 10b5-1 4,714 $44.23 $208,500 316,714 Direct -1.47% Disposed -3.1% (price as of 2026-08-21)
June 2, 2026 MIAX S 16,000 $42.12 $673,920 325,047 — — 1.7% (price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
July 6, 2026 MIAX Nonqualified Stock Option (Right to Buy) Common Stock (16,000) $12.00 Aug. 2, 2026 16,000 Disposed
June 16, 2026 MIAX Nonqualified Stock Option (Right to Buy) Common Stock (35,861) $40.24 June 15, 2036 35,861 Acquired
June 16, 2026 MIAX Incentive Stock Option (Right to Buy) Common Stock (2,485) $40.24 June 15, 2036 2,485 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 22 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Aug. 13, 2025 MIAX Common Stock 138,054 Direct
Aug. 13, 2025 MIAX Series B Preferred Stock→ Common Stock (500) 500 Direct
Aug. 13, 2025 MIAX Nonvoting Common Stock→ Common Stock (200,475) 200,475 Direct
Aug. 13, 2025 MIAX Incentive Stock Option (Right to Buy)→ Nonvoting Common Stock (16,666) 16,666 Direct
Aug. 13, 2025 MIAX Incentive Stock Option (Right to Buy)→ Nonvoting Common Stock (8,333) 8,333 Direct
Aug. 13, 2025 MIAX Incentive Stock Option (Right to Buy)→ Nonvoting Common Stock (8,333) 8,333 Direct
Aug. 13, 2025 MIAX Incentive Stock Option (Right to Buy)→ Nonvoting Common Stock (8,333) 8,333 Direct
Aug. 13, 2025 MIAX Incentive Stock Option (Right to Buy)→ Nonvoting Common Stock (6,570) 6,570 Direct
Aug. 13, 2025 MIAX Incentive Stock Option (Right to Buy)→ Nonvoting Common Stock (6,195) 6,195 Direct
Aug. 13, 2025 MIAX Incentive Stock Option (Right to Buy)→ Nonvoting Common Stock (3,878) 3,878 Direct
Aug. 13, 2025 MIAX Incentive Stock Option (Right to Buy)→ Common Stock (5,040) 5,040 Direct
Aug. 13, 2025 MIAX Incentive Stock Option (Right to Buy)→ Common Stock (8,928) 8,928 Direct
Aug. 13, 2025 MIAX Nonqualified Stock Option (Right to Buy)→ Nonvoting Common Stock (65,334) 65,334 Direct
Aug. 13, 2025 MIAX Nonqualified Stock Option (Right to Buy)→ Nonvoting Common Stock (41,667) 41,667 Direct
Aug. 13, 2025 MIAX Nonqualified Stock Option (Right to Buy)→ Nonvoting Common Stock (91,667) 91,667 Direct
Aug. 13, 2025 MIAX Nonqualified Stock Option (Right to Buy)→ Nonvoting Common Stock (141,667) 141,667 Direct
Aug. 13, 2025 MIAX Nonqualified Stock Option (Right to Buy)→ Nonvoting Common Stock (143,430) 143,430 Direct
Aug. 13, 2025 MIAX Nonqualified Stock Option (Right to Buy)→ Nonvoting Common Stock (18,804) 18,804 Direct
Aug. 13, 2025 MIAX Nonqualified Stock Option (Right to Buy)→ Nonvoting Common Stock (46,121) 46,121 Direct
Aug. 13, 2025 MIAX Nonqualified Stock Option (Right to Buy)→ Common Stock (44,959) 44,959 Direct
Aug. 13, 2025 MIAX Nonqualified Stock Option (Right to Buy)→ Common Stock (75,000) 75,000 Direct
Aug. 13, 2025 MIAX Nonqualified Stock Option (Right to Buy)→ Common Stock (41,072) 41,072 Direct