Arkolith/Insider Trading/AMBC/Form 4

Ksenak Stephen Michael

Sr. MD & General CounselAMBAC FINANCIAL GROUP INC (AMBC) · full profile →Form 4 · filed Oct 1, 2025
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
Sep 29, 2025Tax withholding(F)44K$9.72$423K205K
Sep 29, 2025Conversion(C)129K—$0249K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Sep 29, 2025Conversion(C)129K—$00

Transaction Codes

F
Shares withheld for taxes
C
Conversion of a derivative

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-25-043472) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML