Octave Specialty Group, Inc. · NYSE:OSG
Jane Street Group, LLC reported a 5.40% stake in Octave Specialty Group, Inc. (Schedule 13G)
Event Dec 31, 2025 · Filed Feb 11, 2026
Jane Street Group, LLC reported a 5.40% stake in Octave Specialty Group, Inc., 2,377,754 shares, as a passive investor on Dec 31, 2025. Filed Feb 11, 2026 (Schedule 13G).
- Stake
- 5.40%
- Shares
- 2,377,754
- Intent
- Passive
- What changed
- Crossed above 5%
- Filed together
- 4 holders
The filing in full
| Holder | Stake | Shares |
|---|---|---|
| JANE STREET GROUP, LLC | 5.40% | 2,377,754 |
| Jane Street Capital, LLC | 1.50% | 634,716 |
| Jane Street Options, LLC | 3.40% | 1,472,859 |
| Jane Street Global Trading, LLC | 0.60% | 270,179 |
Source
Related
- Octave Specialty Group, Inc.
- Jane Street Group, LLC
- Octave Specialty Group, Inc. shareholders
- Schedule 13G/A · Jane Street Group, LLC · May 11, 2026
- Form 4 · LeBlanc Claude · Oct 6, 2026
- Form 4 · Trick David · Oct 6, 2026
- Form 4 · Smith R Sharon · Oct 6, 2026
- Schedule 13G · Vanguard Capital Management LLC · Jul 31, 2026
- Form 4 · LeBlanc Claude · Jul 13, 2026