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CIK 0000874501 · Accelerated filer

OCTAVE SPECIALTY GROUP INC

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Ticker
OSG
Exchange
NYSE
Industry
Surety Insurance
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
133621676
Phone
2126587470
Business address
40 WALL STREET, 55TH FLOOR, NEW YORK, NY, 10005
Former names
AMBAC FINANCIAL GROUP INC, AMBAC INC /DE/
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2025-07-09 LeBlanc Claude Chief Executive Officer Grant or award · Restricted Stock Units +118,045 189,501
2025-07-09 Ksenak Stephen Michael Sr. MD & General Counsel Grant or award · Restricted Stock Units +32,097 46,151
2025-07-09 LeBlanc Claude Chief Executive Officer Grant or award · Restricted Stock Units +163,695 235,151
2025-07-09 Smith R Sharon Exec VP & Chief Strategy Offr Grant or award · Restricted Stock Units +35,307 50,767
2025-07-09 Trick David Exec VP, CFO & Treasurer Grant or award · Restricted Stock Units +39,586 56,920
2025-07-09 McGinnis Daniel Sr. MD & COO Grant or award · Restricted Stock Units +18,188 26,152
2025-07-01 Matus Kristi Ann Director Grant or award · Restricted Stock Units +7,053 39,179
2025-07-01 Stein Jeffrey Scott Director Grant or award · Restricted Stock Units +7,053 167,807
2025-07-01 PRICE MICHAEL D Director Grant or award · Restricted Stock Units +7,053 39,179
2025-07-01 LAMMTENNANT JOAN M Director Grant or award · Restricted Stock Units +7,053 106,990
2025-07-01 IGLESIAS LISA G Director Grant or award · Restricted Stock Units +7,053 67,777
2025-07-01 HAFT IAN DAVID Director Grant or award · Restricted Stock Units +7,053 131,921
2025-05-14 Stein Jeffrey Scott Director Purchase +10,000 $6.45 $65K 45,000
2025-05-14 Stein Jeffrey Scott Director Purchase +5,000 $6.48 $32K 50,000
2025-05-14 PRICE MICHAEL D Director Purchase +76,923 $6.49 $499K 166,235
2025-05-14 PRICE MICHAEL D Director Purchase +63 $6.54 $412 166,298
2025-05-14 LeBlanc Claude Chief Executive Officer Purchase +40,000 $6.50 $260K 578,291
2025-04-01 IGLESIAS LISA G Director Grant or award · Restricted Stock Units +5,728 60,724
2025-04-01 Stein Jeffrey Scott Director Grant or award · Restricted Stock Units +5,728 160,754
2025-04-01 PRICE MICHAEL D Director Grant or award · Restricted Stock Units +5,728 32,126

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