Arkolith/Insider Trading/CBOE/Form 4

Tomczyk Fredric J

DirectorCboe Global Markets, Inc. (CBOE) · full profile →Form 4 · filed Feb 23, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Feb 19, 2026Option exercise(M)11K$286.17$3.1M42K
Feb 19, 2026Tax withholding(F)6K$286.17$1.8M35K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Feb 19, 2026Option exercise(M)11K—$022K

Transaction Codes

M
Option exercise / conversion
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001350921-26-000001) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML