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Transaction #8541 · Form 4 · 0001707461-25-000005

OCTAVE SPECIALTY GROUP INC · Purchase · Common Stock

OCTAVE SPECIALTY GROUP INC · Transacted November 12, 2025 · Filed November 14, 2025

Original SEC filing ↗

What does this filing report?

An SEC Form 4 filing for OCTAVE SPECIALTY GROUP INC records a purchase involving Common Stock on November 12, 2025. The reported quantity was 20. The filing date is November 14, 2025. This is one transaction record; amounts are not allocated among any joint reporting owners.

The acquisition category describes how securities were received. It does not by itself establish a cash purchase of common stock. Read the transaction code definitionsand the original filing before interpreting the amounts.

Transaction details

Company CIK
0000874501
Security type
Non-derivative
Acquisition type
Purchase · Code P
Quantity acquired
20
Reported price
10.25
Reference value
205
Currency
Currency not specified
Ownership
Direct
Holdings after transaction
170,952
Ownership description
Not reported
SEC acceptance time
Nov 14, 2025, 4:28 PM EST
10b5-1 indication
Not indicated

Reference value is reported quantity × reported price. It is not a confirmed cash payment or an estimate of a derivative's economic value. A missing currency is not assumed to be USD.

Reporting owners

These are the reporting owners named in the filing. Quantities and amounts are not allocated among co-reporters. Roles reflect this filing, not a current profile.

Company listings

OSG · NYSE

This transaction is not mapped to a specific company listing.

Filing footnotes & remarks

F1
Shares were purchased as gift to the reporting persons son.

Remarks

Ambac Financial Group, Inc. changed its name to Octave Specialty Group, Inc. on November 10, 2025.

Footnotes are reproduced as plain text from the current source filing. For the full context, read the original SEC filing.

This record was updated Eastern Time. This is the stored record update time, not the transaction date. Report a correction.