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OCTAVE SPECIALTY GROUP INC OSG
NYSE · stock · Surety Insurance · website · IPO 1991-07-10
OCTAVE SPECIALTY GROUP INC institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 7,463,784 | $95.7M | 15.82% |
| CITADEL ADVISORS LLC | 540,609 | $2.5M | 1.15% |
| RENAISSANCE TECHNOLOGIES LLC | 227,726 | $1.1M | 0.48% |
| MILLENNIUM MANAGEMENT LLC | 135,088 | $628,159 | 0.29% |
| Point72 Asset Management, L.P. | 113,656 | $528,500 | 0.24% |
| AQR CAPITAL MANAGEMENT LLC | 49,828 | $231,700 | 0.11% |
| D. E. Shaw & Co., Inc. | 12,864 | $59,818 | 0.03% |
% of company = reported institutional shares ÷ shares outstanding. Based on the latest reports; not every holder reports every quarter.
Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.