SUSQUEHANNA SECURITIES, LLC

Holdings History for OCTAVE SPECIALTY GROUP INC - Common Stock, $0.01 par value per share (OSG)

Symbol: OSG on NYSE
Investment type: Equity / Common Stock, $0.01 par value per share
Latest Disclosed Shares Owned: 1,017,308 shares
Security Ownership %: 2.2%

G1 Execution Services, LLC ownership in OCTAVE SPECIALTY GROUP INC Common Stock, $0.01 par value per share (OSG)

13 Nov 2025 - G1 Execution Services, LLC has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 1,017,308 shares of OCTAVE SPECIALTY GROUP INC Common Stock, $0.01 par value per share (OSG). This represents 2.2% ownership of the company. In their previous filing dated 14 Aug 2025, SUSQUEHANNA SECURITIES, LLC had reported owning 2,378,783 shares, indicating a decrease of +57%. .

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
G1 Execution Services, LLC	2.2%	-58%	$8,484,349	1,017,308	-1,361,475	-57%	$8.34	13G/A	30 Sep 2025	13 Nov 2025, 17:37
SIG Brokerage, LP	5.1%		$16,889,359	2,378,783			$7.10	13G	30 Jun 2025	14 Aug 2025, 10:28