Q2 2025 13F Holders as of 6/30/2025
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Type / Class
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Equity / Common Stock, $0.01 par value per share
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Shares outstanding
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46.2M
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Number of holders
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145
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Total 13F shares, excl. options
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37M
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Shares change
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-374K
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Total reported value, excl. options
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$262M
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Value change
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-$6.28M
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Put/Call ratio
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0.06
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Number of buys
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76
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Number of sells
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-105
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Price
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$7.10
Significant Holders of OCTAVE SPECIALTY GROUP INC - Common Stock, $0.01 par value per share (AMBC) as of Q2 2025
220 filings reported holding AMBC - OCTAVE SPECIALTY GROUP INC - Common Stock, $0.01 par value per share as of Q2 2025.
OCTAVE SPECIALTY GROUP INC - Common Stock, $0.01 par value per share (AMBC) has 145 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 37M shares
of 46.2M outstanding shares and own 79.94% of the company stock.
Largest 10 shareholders include BlackRock, Inc. (4.59M shares), VANGUARD GROUP INC (2.57M shares), DIMENSIONAL FUND ADVISORS LP (2.4M shares), FMR LLC (1.53M shares), CONTINENTAL GENERAL INSURANCE CO (1.22M shares), GENDELL JEFFREY L (1.2M shares), GEODE CAPITAL MANAGEMENT, LLC (1.12M shares), CITADEL ADVISORS LLC (1.12M shares), Bain Capital Credit, LP (1.11M shares), and MILLENNIUM MANAGEMENT LLC (996K shares).
This table shows the top 145 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
| Investor |
Option |
Weight % |
Change % |
Value $ |
* Price $ |
Shares |
Share Change |
Activity |
Report Period |
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.