Recent 8-K filings for MIAX

• May 6, 2026, 7:59 PM ET earnings materiality 0.85 positive item 2.02item 9.01 ◈ Earnings Releases

  MIAX Q1 net revenue $128.6M (+40% YoY); adjusted EPS $0.42, EBITDA margin 51%

  Q1 net revenue $128.6M (+40% YoY); GAAP diluted EPS $1.56; adjusted diluted EPS $0.42.

• February 25, 2026, 6:59 PM ET earnings materiality 0.75 positive item 2.02item 9.01

  MIAX Q4 net revenue $124.5M (+52% YoY), adjusted EBITDA $62.2M (+112%); sets FY2026 guidance

  Q4 GAAP diluted EPS $0.27; adjusted diluted EPS $0.52.

• February 20, 2026, 6:59 PM ET other material materiality 0.65 neutral item 3.02 ◈ Equity Issuances

  MIAX issues 2.15M shares via cashless warrant exercise; net dilution of ~2.15M shares

  Issued 2,150,894 shares of common stock on Feb 18, 2026, via cashless exercise of a pre-funded warrant.

• January 21, 2026, 6:59 PM ET M&A materiality 0.65 positive item 8.01item 9.01

  MIAX completes sale of 90% of MIAX Derivatives Exchange to Robinhood-Susquehanna JV

  Sold 90% of MIAXdx equity to joint venture by Robinhood (HOOD) and Susquehanna International Group.

• December 15, 2025, 6:59 PM ET other material materiality 0.70 neutral item 3.02item 8.01 ◈ Equity Issuances ×3

  Miami International Holdings secondary offering of 6.75M shares by stockholders; 4M shares issued unregistered

  Existing stockholders sold 6,750,000 shares in secondary offering at $41.00 per share; company received no proceeds.

• November 26, 2025, 6:59 PM ET M&A materiality 0.70 positive item 8.01item 9.01

  MIAX sells 90% of MIAXdx to Robinhood & Susquehanna; retains 10% stake

  MIAX to sell 90% of MIAXdx to Robinhood Markets (NASDAQ:HOOD) in partnership with Susquehanna International Group.

• November 5, 2025, 6:59 PM ET earnings materiality 0.85 positive item 2.02item 9.01

  MIH Q3 net revenue +57% to $109.5M; GAAP net loss $102.1M due to IPO/debt extinguishment costs

  Net revenue $109.5M (+57% YoY); options segment net revenue $94.5M (+55%).

• August 19, 2025, 7:59 PM ET debt materiality 0.70 neutral item 1.02

  Miami International Holdings terminates $178.5M loan with Warburg Pincus affiliate

  Terminated 2029 Senior Secured Loan Agreement with Skylight Aggregator, L.P. (Warburg Pincus affiliate) on Aug 18, 2025.

• August 15, 2025, 7:59 PM ET other material materiality 0.90 positive item 3.02item 8.01

  Miami International Holdings completes IPO of 17.25M shares at $23, gross proceeds $396.8M

  IPO closed August 15, 2025, with 17,250,000 shares sold at $23.00 per share, including full underwriter over-allotment of 2,250,000 shares.

Earnings & guidance

Materiality & sentiment trend

Max materiality 0.90 · Median 0.65 · Most common event other_material

6 positive 0 negative 10 neutral

source · MIAX on sec.gov