Miami International Holdings, Inc.
MIAX
Jodie situation report
Miami International Holdings, Inc.'s current read is isolated; its market group is not confirming.
No new filing conclusion is available. 0 of 1 group members are active now; 0 filing-linked outsiders are moving with the group, and 0 of 8 directly disclosed connections are confirming.
- The company completed the sale of 90% of MIAXdx to a joint venture established by Robinhood Markets in partnership with Susquehanna; monitor disclosures about that JV and ownership stake.
Invalidation: The isolated read changes if MIAX's group or a disclosed connection begins moving with it.
Who this business touches
The relationships behind MIAX
Customers, suppliers, partners and competitors named in company filings—not inferred from headlines.
Depends on
HOODRobinhood Markets, Inc.partnerMay 8, 2026 ▾
“MIAXdx Transaction On January 20, 2026, we completed the sale of 90% of the issued and outstanding equity in MIAXdx to a joint venture established by Robinhood Markets, Inc.”
CBOECboe Global Markets, Inc.competitorMar 6, 2026 ▾
“Competition in Our Exchange Businesses We compete in the United States in listed equity options against 14 exchanges owned by Cboe, Nasdaq, Intercontinental Exchange, Inc.”
Depended on by
IBKRInteractive Brokers Group, Inc.investeeMay 7, 2026 ▾
“We hold strategic investments in certain electronic trading exchanges, including BOX Options Exchange, LLC and Miami International Holdings Inc.”
Filing peers
Companies whose filings use similar operating language.
Open the three relationships above to see Jodie’s filing proof. Pro unlocks 5 more links, every receipt, and alerts when connected names begin moving. Unlock the full network →
What is moving around it
Live connections
MIAX is currently a Leader in the organic co-movement group Exchange Operators. This group is discovered from market behaviour rather than assigned from an industry taxonomy. 3 filing-linked names are in the relationship map; none is currently confirmed as moving with the group.
This group is retained as the last observed read for MIAX; it is not active in the latest market snapshot.