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Security record

OSG

Octave Specialty Group, Inc. · Financial Services · Insurance - Specialty

4.62 -3.1% mkt cap $207.96M quote delayed (FMP) · as of Oct 11 03:53 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
63Tracked holders
-1Δ holders
16.53MShares held
$103.10MReported value
+6New positions
−7Exits
Falling How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth -1.6% · share flow -3.9% · net new positions -1.6% — formula
Broad distribution — falling shares and fewer holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 63 -1 16.53M $103.10M +6 −7
Q1 2026 66 +3 17.21M $80.13M +9 −7
Q4 2025 64 +2 20.99M $163.30M +3 —
Q3 2025 15 -1 13.08M $109.08M — −2
Q2 2025 14 -1 14.28M $101.37M +1 −2
Q1 2025 12 -1 5.14M $45.01M — −1
Q4 2024 13 +1 4.89M $61.81M +1 —
Q3 2024 11 +1 3.82M $42.83M +1 —
Q2 2024 10 — 3.41M $43.67M — —
Holder count
Who holds it · Q2 2026
#ManagerSharesΔ sharesValueTheir weightHeld
1 BlackRock ✦ (passive) 4.57M +16.7% $28.53M 0.0% ▲ Add 5 SEC ↗ ×12
2 Vanguard Capital Management Llc 1.97M +1.4% $12.31M 0.0% ▲ Add 2 SEC ↗
3 Geode Capital Management ✦ (passive) 1.11M +8.2% $6.91M 0.0% ▲ Add 9 SEC ↗ ×2
4 State Street Global Advisors ✦ (passive) 898.67K -4.5% $5.61M 0.0% ▼ Trim 7 SEC ↗
5 Dimensional Fund Advisors Lp 716.95K -45.3% $4.47M 0.0% ▼ Trim 3 SEC ↗ ×4
6 Marshall Wace ✦ 601.80K -43.5% $3.76M 0.0% ▼ Trim 9 SEC ↗ ×2
7 Morgan Stanley ✦ 569.56K +142.1% $3.55M 0.0% ▲ Add 4 SEC ↗ ×6
8 Goldman Sachs Group ✦ 560.76K +61.9% $3.50M 0.0% ▲ Add 4 SEC ↗ ×3
9 Nuveen, LLC 428.17K -46.5% $2.67M 0.0% ▼ Trim 3 SEC ↗ ×4
10 Citadel Advisors ✦ 422.78K -2.1% $2.64M 0.0% ▼ Trim 9 SEC ↗ ×2
11 Charles Schwab Investment… 377.87K +27.9% $2.36M 0.0% ▲ Add 3 SEC ↗
12 Northern Trust Corp 352.68K +9.4% $2.20M 0.0% ▲ Add 3 SEC ↗ ×4
13 Connor, Clark & Lunn Investment… 302.91K +109.9% $1.89M 0.0% ▲ Add 3 SEC ↗
14 Jane Street Group, Llc 278.73K -63.5% $1.74M 0.0% ▼ Trim 3 SEC ↗ ×2
15 Raymond James Financial Inc 239.68K +834.2% $1.50M 0.0% ▲ Add 2 SEC ↗ ×2
16 AQR Capital Management ✦ 229.89K +361.4% $1.43M 0.0% ▲ Add 5 SEC ↗ ×5
17 Prudential Financial Inc 226.01K +222.4% $1.41M 0.0% ▲ Add 3 SEC ↗ ×2
18 Tudor Investment Corp Et Al 216.36K +35.3% $1.35M 0.0% ▲ Add 2 SEC ↗
19 Russell Investments Group, Ltd. 195.05K +7.6% $1.22M 0.0% ▲ Add 3 SEC ↗ ×7
20 Quantinno Capital Management LP 190.28K +290.7% $1.19M 0.0% ▲ Add 3 SEC ↗
21 UBS Group AG 147.20K -44.3% $918,509 0.0% ▼ Trim 3 SEC ↗
22 Susquehanna International Group, Llp 136.69K -65.0% $852,958 0.0% ▼ Trim 3 SEC ↗
23 Bank of New York Mellon Corp 134.97K +3.5% $842,185 0.0% ▲ Add 3 SEC ↗ ×3
24 Bank Of America Corp /De/ 131.36K -48.7% $819,686 0.0% ▼ Trim 3 SEC ↗ ×2
25 Invesco Ltd. 127.87K -15.3% $797,896 0.0% ▼ Trim 3 SEC ↗ ×3
26 Renaissance Technologies ✦ 117.20K -48.5% $731,328 0.0% ▼ Trim 9 SEC ↗
27 Wells Fargo & Company/Mn 116.71K +111.0% $728,250 0.0% ▲ Add 3 SEC ↗ ×3
28 T. Rowe Price ✦ 116.61K +14.4% $728,000 0.0% ▲ Add 9 SEC ↗
29 Hsbc Holdings Plc 114.50K +11.8% $723,547 0.0% ▲ Add 3 SEC ↗ ×2
30 Sei Investments Co 109.39K -29.9% $682,584 0.0% ▼ Trim 3 SEC ↗ ×2
31 American Century Companies Inc 91.00K -24.5% $567,840 0.0% ▼ Trim 3 SEC ↗
32 Man Group plc 66.58K New $415,453 0.0% New 1 SEC ↗
33 Ameriprise Financial Inc 58.50K -49.1% $365,065 0.0% ▼ Trim 2 SEC ↗ ×2
34 Rhumbline Advisers 53.48K -0.1% $333,711 0.0% ▼ Trim 3 SEC ↗
35 Barclays Plc 49.64K -12.9% $309,735 0.0% ▼ Trim 3 SEC ↗ ×2
36 Lazard Asset Management Llc 43.33K +48.3% $270,385 0.0% ▲ Add 2 SEC ↗
37 Deutsche Bank Ag\ 40.36K +31.9% $251,840 0.0% ▲ Add 3 SEC ↗
38 Alliancebernstein L.P. 42.63K +13.6% $198,230 0.0% ▲ Add 3 SEC ↗
39 Mariner, LLC 30.58K New $190,842 0.0% New 1 SEC ↗
40 State Of Wisconsin Investment Board 30.04K +29.8% $187,475 0.0% ▲ Add 2 SEC ↗
41 Mercer Global Advisors Inc /Adv 29.29K +116.9% $182,757 0.0% ▲ Add 2 SEC ↗
42 Cerity Partners LLC 26.83K New $167,408 0.0% New 1 SEC ↗ ×4
43 Envestnet Asset Management Inc 24.24K New $151,283 0.0% New 1 SEC ↗
44 Group One Trading Llc 22.58K +89.0% $140,874 0.0% ▲ Add 2 SEC ↗
45 Corient Private Wealth LP 22.48K New $140,277 0.0% New 1 SEC ↗
46 Bnp Paribas Financial Markets 21.55K +159.7% $134,497 0.0% ▲ Add 3 SEC ↗
47 Millennium Management ✦ 19.61K -85.5% $122,366 0.0% ▼ Trim 9 SEC ↗
48 Citigroup Inc 19.08K +55.8% $119,059 0.0% ▲ Add 3 SEC ↗ ×2
49 MIRAE ASSET GLOBAL ETFS HOLDINGS… 19.04K +4.2% $118,835 0.0% ▲ Add 3 SEC ↗
50 JPMorgan Chase ✦ 18.67K -93.0% $118,728 0.0% ▼ Trim 4 SEC ↗ ×4
51 Wealth Enhancement Advisory… 14.06K New $84,647 0.0% New 1 SEC ↗
52 State Board Of Administration Of… 12.63K 0.0% $78,811 0.0% Held 3 SEC ↗
53 Manufacturers Life Insurance… 12.41K +14.6% $77,463 0.0% ▲ Add 3 SEC ↗
54 D. E. Shaw & Co. ✦ 12.21K -5.1% $76,172 0.0% ▼ Trim 9 SEC ↗
55 Franklin Resources Inc 10.63K 0.0% $66,319 0.0% Held 3 SEC ↗
56 New York State Common Retirement… 10.07K 0.0% $62,856 0.0% Held 3 SEC ↗
57 Fidelity (FMR) ✦ 8.16K +720.5% $50,894 0.0% ▲ Add 5 SEC ↗ ×2
58 Legal & General Group Plc 3.84K 0.0% $23,955 0.0% Held 3 SEC ↗
59 Osaic Holdings, Inc. 2.19K +12.4% $13,638 0.0% ▲ Add 3 SEC ↗
60 Royal Bank Of Canada 1.91K +11141.2% $12,000 0.0% ▲ Add 3 SEC ↗ ×2
61 Pnc Financial Services Group, Inc. 1.44K +308.5% $8,973 0.0% ▲ Add 3 SEC ↗
62 Fifth Third Bancorp 243 +523.1% $1,516 0.0% ▲ Add 2 SEC ↗
63 Optiver Holding B.V. 196 -41.0% $1,223 0.0% ▼ Trim 3 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

Man Group plc $415,453 0.0%
Mariner, LLC $190,842 0.0%
Cerity Partners LLC $167,408 0.0%
Envestnet Asset Management Inc $151,283 0.0%
Corient Private Wealth LP $140,277 0.0%
Wealth Enhancement Advisory… $84,647 0.0%

Exited

Point72 Asset Management $528,500 was 0.0%
Squarepoint Ops LLC $357,618 was 0.0%
Hrt Financial Lp $237,000 was 0.0%
CIBC Asset Management Inc $111,102 was 0.0%
IMC-Chicago, LLC $50,671 was 0.0%
Simplex Trading, Llc $43,979 was 0.0%
Federated Hermes, Inc. $20,553 was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 147 holders, 32.27M shares, $149.22M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Beneficial ownership
Jul 31 SC 13G — VANGUARD CAPITAL MANAGEMENT LLC

View original SEC filing ↗

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q2 2026 · Methodology · Get this via the API