Insider Ledger

OSG insider buying and SEC filings, explained

Octave Specialty Group Inc. · CIK 874501

Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov

Company profile

Exchanges
NYSE
Industry (SIC)
Surety Insurance
State of incorporation
DE
Fiscal year end
Dec 31
Former names
AMBAC FINANCIAL GROUP INC; AMBAC INC /DE/

Insider activity in the last 12 months

Bought
$91K
Insiders who bought
1
Sold (not marked 10b5-1)
$0
Planned sales (10b5-1)
$0

Insider purchases and sales, last 12 months

TradedTypeWhat was filedSource
Jan 2, 2026Purchase (code P)Claude LeBlanc (CEO and Director) bought 12,000 shares at $7.59 ($91K), reported as a purchase (code P). Holdings up 1% to 1,033,777 shares. Not marked as a 10b5-1 plan trade.SEC filing
Filed Jan 5, 2026
Nov 12, 2025Purchase (code P)R Sharon Smith (President / COO) bought 20 shares at $10.25 ($205), reported as a purchase (code P). Holdings up <1% to 170,952 shares. Not marked as a 10b5-1 plan trade.SEC filing
Filed Nov 14, 2025

40 routine transactions (such as grants, option exercises or tax withholding) are not listed.

Cluster buys

No cluster buys in the last 12 months.

Red flags

No red flags in the last 12 months.

Key events

No key events in the last 12 months.

8-K filings, last 12 months

No 8-K filings in the last 12 months.

Red flags are objective triggers only: the item or form filed, never an opinion.

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