Arkolith/Insider Trading/MIAX/Form 4

Comly Barbara J.

EVP, GC & Corporate SecretaryMIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) · full profile →Form 4 · filed Jul 14, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$1.2M
Net Open-Market Flow
-$1.2M
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jul 13, 2026Option exercise(M)28K$12.00$336K911K
Jul 13, 2026Sell(S)28K$41.98$1.2M883K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jul 13, 2026Option exercise(M)28K—$00

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-26-048154) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML