13F

Stock

Octave Specialty Group Inc

OSG · held by 148 managers

Reported value

$150.4M

Holders

148

+35 new · −35 exited

Holders’ est. mark

−$76.6M

Price effect on 109 books still in the name

Largest holder

$18.2M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.3.92M$18.2M−$12.3MCut−$16.7M
Western Standard LLC2.25M$10.5M−$7.03MCut−$9.03M
VANGUARD CAPITAL MANAGEMENT LLC1.95M$9.04MHeld
Prescott Group Capital Management, L.L.C.1.59M$7.41M−$2.8MAdded$454K
Wolf Hill Capital Management, LP1.47M$6.84M−$4.6MCut−$7.86M
GENDELL JEFFREY L1.41M$6.57M−$4.42MCut−$5.64M
THIRD AVENUE MANAGEMENT LLC1.34M$6.24M−$2.45MAdded$151.9K
DIMENSIONAL FUND ADVISORS LP1.31M$6.09M−$4.1MCut−$7.02M
Bain Capital Credit, LP1.11M$5.15M−$3.47MCut−$3.47M
MARSHALL WACE, LLP1.07M$4.95M−$2.34MCut−$870.1K
GEODE CAPITAL MANAGEMENT, LLC1.02M$4.76M−$3.2MCut−$3.22M
State Street941.4K$4.38M−$2.95MCut−$2.96M
JACOBS LEVY EQUITY MANAGEMENT, INC884.3K$4.11M−$742.4KAdded$2.27M
Nuveen, LLC800.3K$3.72M−$2.5MCut−$2.58M
JANE STREET GROUP, LLC764.4K$3.55M−$2.39MCut−$8.28M
Caption Management, LLC642.6K$2.99M−$2.01MCut−$5.35M
Bracebridge Capital, LLC579.2K$2.69M−$1.81MCut−$1.81M
RIHO Partners, LLC546.6K$2.54MNew
Citadel431.8K$2.01M−$899.2KCut−$227.2K
ESSEX INVESTMENT MANAGEMENT CO LLC418.2K$1.94M−$1.29MCut−$1.25M
SUSQUEHANNA INTERNATIONAL GROUP, LLP390.2K$1.81M−$1.22MCut−$2.28M
GOLDMAN SACHS GROUP INC346.3K$1.61M−$1.08MCut−$4.46M
IPG Investment Advisors LLC325.6K$1.51MNew
Brooklyn Investment Group325.4K$1.51MNew
NORTHERN TRUST CORP322.3K$1.5M−$1.01MCut−$1.02M
VANGUARD PORTFOLIO MANAGEMENT LLC295.9K$1.38MHeld
CHARLES SCHWAB INVESTMENT MANAGEMENT INC295.3K$1.37M−$924.4KCut−$1.44M
VANGUARD FIDUCIARY TRUST CO274.6K$1.28MHeld
JPMORGAN CHASE & CO268.4K$1.24M−$484KAdded$49.5K
UBS Group AG264.3K$1.23M−$481.6KAdded$31.8K
BANK OF AMERICA CORP /DE/256.1K$1.19M−$801.6KCut−$1.38M
MORGAN STANLEY235.2K$1.09M−$736.3KCut−$6.21M
Renaissance Technologies227.7K$1.06M−$78.7KAdded$863.2K
Harbor Advisors LLC196.4K$913.2K−$614.7KCut−$614.7K
BRIDGEWAY CAPITAL MANAGEMENT, LLC182.5K$848.6K−$571.2KCut−$1.06M
Russell Investments Group, Ltd.181.3K$842.9K−$567.4KCut−$1.85M
TUDOR INVESTMENT CORP ET AL160K$743.8KNew
SEI INVESTMENTS CO156.1K$725.8K−$208.8KAdded$206.7K
Invesco Ltd.151K$702.3K−$472.8KCut−$515.3K
Connor, Clark & Lunn Investment Management Ltd.144.3K$671K−$215.3KAdded$135.9K
Arrowpoint Investment Partners (Singapore) Pte. Ltd.139.2K$647.1K−$435.6KCut−$932.3K
MILLENNIUM MANAGEMENT LLC135.1K$628.2K−$422.8KCut−$1.73M
Legato Capital Management LLC130.8K$608K−$409.3KCut−$423.8K
Bank of New York Mellon Corp130.5K$606.7K−$408.4KCut−$468.3K
AMERICAN CENTURY COMPANIES INC120.5K$560.5K−$377.3KCut−$401.1K
XTX Topco Ltd116.9K$543.6K−$97.2KAdded$302K
AMERIPRISE FINANCIAL INC115K$535KNew
Empowered Funds, LLC114K$530.1KNew
Point72 Asset Management, L.P.113.7K$528.5K−$324.1KCut−$277.1K
Cruiser Capital Advisors, LLC108.8K$505.9K−$335.3KCut−$327.6K
HSBC HOLDINGS PLC102.4K$476.3K−$285.4KCut−$237K
Engineers Gate Manager LP100.4K$466.9K−$255.4KCut−$167.8K
Squarepoint Ops LLC76.9K$357.6KNew
Jump Financial, LLC70.6K$328.3K−$221KCut−$334.7K
PRUDENTIAL FINANCIAL INC70.1K$326K−$170.1KCut−$96.8K
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO68.8K$319.9KNew
Walleye Capital LLC67.1K$312.2K−$210.1KCut−$374.7K
ALLIANCEBERNSTEIN L.P.37.5K$292K$0Held
BARCLAYS PLC57K$264.9K−$178.3KCut−$5.03M
WELLS FARGO & COMPANY/MN55.3K$257.3K−$173.2KCut−$409.8K
RHUMBLINE ADVISERS53.5K$249K−$167.6KCut−$198.1K
Icahn Capital49.8K$231.7K−$156KCut−$313.9K
Quantinno Capital Management LP48.7K$226.5K−$152.4KCut−$385.7K
Quantbot Technologies LP38.7K$180K−$60.2KAdded$30.3K
GWN SECURITIES INC.36.4K$169.3KNew
DEUTSCHE BANK AG\30.6K$142.2K−$80.3KCut−$57.3K
LAZARD ASSET MANAGEMENT LLC29.2K$135.9KNew
Commonwealth Financial Services, LLC29K$134.9KNew
State of Wyoming28.8K$133.8K−$60.2KCut−$15.9K
RAYMOND JAMES FINANCIAL INC25.7K$119.3KNew
KLCM Advisors, Inc.23.9K$111.1K−$74.8KCut−$74.8K
CIBC Asset Management Inc23.9K$111.1K−$74.8KCut−$74.8K
Empirical Asset Management, LLC23.4K$109KNew
STATE OF WISCONSIN INVESTMENT BOARD23.1K$107.6KNew
Mraz, Amerine & Associates, Inc.21.4K$99.7K−$59.3KCut−$47.7K
Gator Capital Management, LLC21.4K$99.7KNew
Park Capital Management, LLC / WI21.3K$98.9KNew
Vanguard Global Advisers, LLC18.7K$86.7KHeld
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.18.3K$85K−$57.2KCut−$64K
Brevan Howard Capital Management LP18.2K$84.6K−$57KCut−$79K
Quotient Wealth Partners, LLC16.9K$78.6KNew
ANCHYRA PARTNERS LLC16.3K$75.9KNew
Centiva Capital, LP16.1K$74.8KNew
AXQ CAPITAL, LP15.4K$71.8K−$48.3KCut−$242.3K
Able Wealth Management LLC15.2K$70.9KNew
DAYMARK WEALTH PARTNERS, LLC14.6K$67.9KNew
Metis Global Partners, LLC14.3K$66.7K−$44.9KCut−$128.9K
MERCER GLOBAL ADVISORS INC /ADV13.5K$62.8KNew
Verition Fund Management LLC13.5K$62.8K−$42.3KCut−$73.4K
AIRE ADVISORS, LLC13.4K$62.5KNew
Graham Capital Management, L.P.13.1K$60.7KNew
D. E. Shaw & Co., Inc.12.9K$59.8K−$40.3KCut−$283.5K
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM12.6K$58.7K−$39.5KCut−$39.5K
CITIGROUP INC12.2K$57K−$22.2KAdded$1.74K
GROUP ONE TRADING LLC11.9K$55.6KNew
Police & Firemen's Retirement System of New Jersey11.8K$55K−$37KCut−$37K
Crown Wealth Group, LLC11.2K$51.9K−$34.9KCut−$34.9K
Symmetry Partners, LLC11K$51.2KNew
IMC-Chicago, LLC10.9K$50.7K−$34.1KCut−$154K
MANUFACTURERS LIFE INSURANCE COMPANY, THE10.8K$50.4K−$33.9KCut−$47.6K
FRANKLIN RESOURCES INC10.6K$49.4K−$33.3KCut−$43.6K
UNITED CAPITAL FINANCIAL ADVISORS, LLC10.4K$48.4KNew
NEW YORK STATE COMMON RETIREMENT FUND10.1K$46.8K−$31.5KCut−$31.5K
SIMPLEX TRADING, LLC9.46K$44K−$29.6KCut−$38.6K
BNP PARIBAS FINANCIAL MARKETS8.3K$38.6K−$26KCut−$636.2K
MetLife Investment Management, LLC7.42K$34.5K−$23.2KCut−$120.8K
Parallel Advisors, LLC6.47K$30.1K−$473Added$28.9K
FEDERATED HERMES, INC.4.42K$20.6K−$13.8KCut−$13.8K
Tower Research Capital LLC (TRC)4.15K$19.3K−$4KAdded$9.36K
Legal & General Group Plc3.84K$17.9K−$12KCut−$12K
Farther Finance Advisors, LLC3.85K$17.7K−$389Added$16.7K
Ameritas Investment Partners, Inc.3.65K$17K−$11.4KCut−$11.4K
CWM, LLC3.2K$14.9K$14.9KAdded$14.8K
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM2.23K$10.4K−$6.99KCut−$9.37K
OSAIC HOLDINGS, INC.1.94K$9.04K−$80Added$8.84K
QUADRANT CAPITAL GROUP LLC1.57K$7.31K−$4.92KCut−$7.3K
Sterling Capital Management LLC1.29K$6K−$4.04KCut−$12.5K
MAI Capital Management1.06K$4.95K−$3.33KCut−$3.37K
Fidelity994$4.62K−$3.11KCut−$15K
NISA INVESTMENT ADVISORS, LLC970$4.51K−$3.04KCut−$3.04K
Wiser Advisor Group LLC500$2.33K−$1.56KCut−$1.56K
PNC Financial Services Group, Inc.352$1.64K−$352Added$759
Optiver Holding B.V.332$1.54K−$1.04KCut−$1.33K
Bell Investment Advisors, Inc293$1.36KNew
EverSource Wealth Advisors, LLC237$1.1K−$181Added$651
DiNuzzo Private Wealth, Inc.177$824−$554Cut−$554
LOS ANGELES CAPITAL MANAGEMENT LLC148$688−$569Cut−$569
Essential Partners LLC110$512New
PRICE T ROWE ASSOCIATES INC /MD/102K$475−$222Cut−$77
Advisors Asset Management, Inc.98$456−$306Cut−$306
Bare Financial Services, Inc87$405New
GAMMA Investing LLC72$335−$225Cut−$3.02K
HRT FINANCIAL LP51K$237−$159Cut−$848
ACADIAN ASSET MANAGEMENT LLC42.9K$199−$72Added$20
FIFTH THIRD BANCORP39$181New
Western Wealth Management, LLC35$163New
Allworth Financial LP34$159−$106Cut−$2.1K
IFP Advisors, Inc34$158−$97Cut−$83
ROTHSCHILD INVESTMENT LLC32$149−$100Cut−$100
Legacy Wealth Managment, LLC/ID25$117−$78Cut−$78
Root Financial Partners, LLC22$102New
Advisory Services Network, LLC20$93New
SG Americas Securities, LLC18.8K$87−$59Cut−$3.05K
Transamerica Financial Advisors, LLC11$51New
SBI Securities Co., Ltd.10$47−$31Cut−$31
HARBOR CAPITAL ADVISORS, INC.1.22K$6−$3Cut−$3
Capital Analysts, LLC325$2−$1Cut−$1
ROYAL BANK OF CANADA17$0−$142Cut−$10K

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.