O 開頭的機構名單（共 288 家）

目前共有 288 家機構名稱以「O」開頭，以下依資產管理規模排序。

Optiver Holding B.V.

CIK 0001859606

申報總市值

US$2894.8億

2,361 stks

2026-03-31

OppenheimerFunds, Inc.

CIK 0000728889

申報總市值

US$804.1億

3,573 stks

2019-03-31

資料過舊，未更新

Osaic Holdings, INC.

CIK 0001677044

申報總市值

US$683.1億

14,671 stks

2026-03-31

Orbis Allan Gray Ltd

CIK 0001663865

申報總市值

US$237.1億

154 stks

2026-03-31

O'shaughnessy Asset Management, LLC

CIK 0001423442

申報總市值

US$201.2億

2,776 stks

2026-03-31

OMERS ADMINISTRATION Corp

CIK 0001053321

申報總市值

US$155.5億

1,096 stks

2026-03-31

Orbis Holdings LTD

CIK 0001086504

申報總市值

US$127.7億

154 stks

2015-12-31

資料過舊，未更新

Orion Porfolio Solutions, LLC

CIK 0001360533

申報總市值

US$117.3億

2,967 stks

2026-03-31

OneDigital Investment Advisors LLC

CIK 0001690370

申報總市值

US$102.3億

1,474 stks

2026-03-31

Orion Portfolio Solutions, LLC

CIK 0001802647

申報總市值

US$102.0億

1,877 stks

2025-03-31

資料過舊，未更新

Ofi Invest Asset Management

CIK 0001977602

申報總市值

US$100.2億

365 stks

2026-06-30

Oppenheimer Asset Management INC.

CIK 0001269119

申報總市值

US$87.6億

3,203 stks

2026-03-31

Oppenheimer & Co INC

CIK 0000822581

申報總市值

US$82.1億

1,683 stks

2026-03-31

Oregon Public Employees Retirement Fund

CIK 0001107314

申報總市值

US$75.8億

1,510 stks

2026-03-31

OpenArc Corporate Advisory, LLC

CIK 0002111345

申報總市值

US$69.8億

716 stks

2026-03-31

Oaktree Capital Management LP

CIK 0000949509

申報總市值

US$65.6億

147 stks

2026-03-31

Old Mission Capital LLC

CIK 0001455915

申報總市值

US$63.0億

1,062 stks

2026-03-31

Ossiam

CIK 0001767471

申報總市值

US$56.9億

388 stks

2026-03-31

Orbimed Advisors LLC

CIK 0001055951

申報總市值

US$50.5億

114 stks

2026-03-31

Old National Bancorp /in/

CIK 0000707179

申報總市值

US$50.2億

990 stks

2026-06-30

Orgel Wealth Management, LLC

CIK 0001658535

申報總市值

US$46.4億

95 stks

2026-03-31

Osmosis Investment Management UK Ltd

CIK 0001780700

申報總市值

US$37.2億

456 stks

2026-03-31

OVERSEA-CHINESE BANKING Corp Ltd

CIK 0001291318

申報總市值

US$37.0億

610 stks

2026-03-31

One Capital Management, LLC

CIK 0001606588

申報總市值

US$36.5億

525 stks

2026-03-31

Ontario Teachers Pension Plan Board

CIK 0000937567

申報總市值

US$34.6億

162 stks

2026-03-31

Oberweis Asset Management Inc/

CIK 0000937886

申報總市值

US$33.9億

180 stks

2026-03-31

Old Republic International CORP

CIK 0000074260

申報總市值

US$26.7億

54 stks

2026-06-30

Oddo Bhf Asset Management Sas

CIK 0001686970

申報總市值

US$25.4億

275 stks

2026-03-31

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC)

CIK 0001132716

申報總市值

US$24.5億

13 stks

2025-12-31

資料過舊，未更新

Oribel Capital Management, LP

CIK 0001661140

申報總市值

US$22.7億

118 stks

2026-03-31

One Rock Capital Partners, LLC

CIK 0002061426

申報總市值

US$21.9億

1 stks

2026-03-31

Obermeyer Wealth Partners

CIK 0001349654

申報總市值

US$21.7億

299 stks

2026-03-31

Ocean Park Asset Management, LLC

CIK 0001538052

申報總市值

US$20.8億

81 stks

2026-06-30

Omni Partners LLP

CIK 0001576497

申報總市值

US$20.3億

249 stks

2021-03-31

資料過舊，未更新

Omni Partners US LLC

CIK 0001800081

申報總市值

US$19.5億

244 stks

2021-09-30

資料過舊，未更新

Osterweis Capital Management INC

CIK 0001007524

申報總市值

US$19.4億

277 stks

2026-03-31

Osborne Partners Capital Management, LLC

CIK 0001005607

申報總市值

US$18.9億

197 stks

2026-03-31

Oakworth Capital, INC.

CIK 0001588871

申報總市值

US$18.9億

1,253 stks

2026-03-31

Oxford Financial Group, LTD. LLC

CIK 0001245862

申報總市值

US$18.6億

302 stks

2026-03-31

OneAscent Financial Services LLC

CIK 0001780985

申報總市值

US$18.5億

591 stks

2026-03-31

Occudo Quantitative Strategies LP

CIK 0001819697

申報總市值

US$18.4億

728 stks

2026-03-31

OP Asset Management Ltd

CIK 0002097005

申報總市值

US$18.1億

64 stks

2026-03-31

Ostrum Asset Management

CIK 0001767945

申報總市值

US$17.8億

562 stks

2026-03-31

Oasis Management Co Ltd.

CIK 0001317904

申報總市值

US$17.2億

111 stks

2026-03-31

Old Mission Capital, LLC

CIK 0001431146

申報總市值

US$16.2億

513 stks

2020-12-31

資料過舊，未更新

Oak Ridge Investments LLC

CIK 0001054554

申報總市值

US$15.1億

181 stks

2026-03-31

Oak Associates LTD /oh/

CIK 0000836372

申報總市值

US$14.9億

140 stks

2026-03-31

Opti Capital Management, LP

CIK 0001738654

申報總市值

US$13.9億

36 stks

2026-03-31

Owl Creek Asset Management, L.P.

CIK 0001313756

申報總市值

US$13.8億

30 stks

2026-03-31

Oaktop Capital Management Ii, L.p.

CIK 0001550660

申報總市值

US$13.4億

14 stks

2026-03-31

One Day In July LLC

CIK 0001823172

申報總市值

US$12.5億

153 stks

2026-03-31

Oak Grove Capital LLC

CIK 0001661762

申報總市值

US$11.8億

308 stks

2026-03-31

One William Street Capital Management, L.P.

CIK 0001534300

申報總市值

US$11.8億

16 stks

2026-03-31

Oxbow Advisors, LLC

CIK 0001564770

申報總市值

US$11.8億

245 stks

2026-03-31

O'Connor Alternative Investments LLC

CIK 0002081629

申報總市值

US$11.7億

128 stks

2026-03-31

Octavia Wealth Advisors, LLC

CIK 0001841259

申報總市值

US$11.6億

231 stks

2026-06-30

Oriental Harbor Investment Master Fund

CIK 0002046333

申報總市值

US$11.3億

12 stks

2026-03-31

Optimus Prime Fund Management Co., Ltd.

CIK 0001732539

申報總市值

US$10.4億

27 stks

2026-03-31

Oak Thistle LLC

CIK 0001755987

申報總市值

US$10.3億

452 stks

2026-03-31

Omega Advisors Inc.

CIK 0000898202

申報總市值

US$10.2億

35 stks

2018-12-31

資料過舊，未更新

Old Mutual Customised Solutions (proprietary) LTD

CIK 0001463524

申報總市值

US$10.0億

754 stks

2018-06-30

資料過舊，未更新

Oak Harvest Investment Services

CIK 0001839430

申報總市值

US$9.6億

229 stks

2026-03-31

OLP CAPITAL MANAGEMENT Ltd

CIK 0001738126

申報總市值

US$9.4億

7 stks

2026-03-31

Onyx Bridge Wealth Group LLC

CIK 0001819476

申報總市值

US$9.3億

468 stks

2026-03-31

Opus Capital Group, LLC

CIK 0001330325

申報總市值

US$9.3億

139 stks

2026-03-31

Old West Investment Management, LLC

CIK 0001549358

申報總市值

US$9.2億

123 stks

2026-03-31

Octagon Capital Advisors LP

CIK 0001839435

申報總市值

US$9.0億

29 stks

2026-03-31

Oak Hill Advisors LP

CIK 0001164688

申報總市值

US$8.8億

12 stks

2026-03-31

One Madison Group LLC

CIK 0001728278

申報總市值

US$8.7億

28 stks

2026-03-31

Ophir Asset Management Pty Ltd

CIK 0001844640

申報總市值

US$8.6億

34 stks

2026-03-31

Occidental Asset Management, LLC

CIK 0001770994

申報總市值

US$8.4億

284 stks

2026-03-31

Oak Root LLC

CIK 0002027377

申報總市值

US$8.2億

10 stks

2026-03-31

Oarsman Capital, INC.

CIK 0001569667

申報總市值

US$8.1億

239 stks

2026-03-31

One Wealth Advisors, LLC

CIK 0001725297

申報總市值

US$8.0億

304 stks

2026-03-31

Optimal Asset Management, Inc.

CIK 0001651336

申報總市值

US$8.0億

347 stks

2021-09-30

資料過舊，未更新

Orange Investment Advisors, Inc.

CIK 0000943442

申報總市值

US$7.7億

145 stks

2026-03-31

Osborn Williams & Donohoe LLC

CIK 0001583000

申報總市值

US$7.6億

259 stks

2020-03-31

資料過舊，未更新

Opaleye Management Inc.

CIK 0001595855

申報總市值

US$7.6億

54 stks

2026-03-31

O'Brien Wealth Partners LLC

CIK 0001689874

申報總市值

US$7.6億

110 stks

2025-12-31

資料過舊，未更新

Ovata Capital Management Ltd

CIK 0001724517

申報總市值

US$7.2億

38 stks

2026-03-31

Oliver Luxxe Assets LLC

CIK 0001666239

申報總市值

US$6.8億

199 stks

2026-06-30

Orrstown Financial Services INC

CIK 0000826154

申報總市值

US$6.7億

124 stks

2026-06-30

Optas, LLC

CIK 0001802961

申報總市值

US$6.6億

1,034 stks

2026-03-31

Oslo Pensjonsforsikring AS

CIK 0001828808

申報總市值

US$6.4億

452 stks

2026-03-31

Opes Wealth Management LLC

CIK 0001766918

申報總市值

US$6.1億

146 stks

2026-03-31

Onex Canada Asset Management Inc.

CIK 0000905790

申報總市值

US$6.0億

78 stks

2026-03-31

ORG Partners LLC

CIK 0001979372

申報總市值

US$5.7億

37,789 stks

2025-12-31

資料過舊，未更新

Opal Capital LLC

CIK 0002100122

申報總市值

US$5.6億

141 stks

2026-03-31

Oakwell Private Wealth Management, LLC

CIK 0001844024

申報總市值

US$5.6億

79 stks

2026-03-31

Oak Hill Wealth Advisors, LLC

CIK 0001964849

申報總市值

US$5.3億

148 stks

2025-09-30

資料過舊，未更新

Overbrook Management Corp

CIK 0001269786

申報總市值

US$5.3億

51 stks

2026-03-31

OAKMONT Corp

CIK 0000924171

申報總市值

US$5.3億

31 stks

2026-03-31

Okabena Investment Services INC

CIK 0001157519

申報總市值

US$5.2億

144 stks

2026-03-31

Oasis Advisors, LLC

CIK 0002124777

申報總市值

US$5.1億

210 stks

2026-03-31

Old Port Advisors

CIK 0001744348

申報總市值

US$5.1億

267 stks

2026-06-30

O'Keefe Stevens Advisory, Inc.

CIK 0001780565

申報總市值

US$4.9億

81 stks

2026-06-30

Old Second National Bank Of Aurora

CIK 0000903783

申報總市值

US$4.8億

391 stks

2026-03-31

Old Dominion Capital Management INC

CIK 0001133385

申報總市值

US$4.7億

170 stks

2021-09-30

資料過舊，未更新

O'Dell Group, LLC

CIK 0001742569

申報總市值

US$4.7億

42 stks

2025-09-30

資料過舊，未更新

one8zero8, LLC

CIK 0002053138

申報總市值

US$4.5億

260 stks

2026-03-31

Opal Wealth Advisors, LLC

CIK 0001844201

申報總市值

US$4.4億

606 stks

2026-03-31

Operose Advisors LLC

CIK 0001909750

申報總市值

US$4.3億

593 stks

2026-03-31

OnyxPoint Global Management LP

CIK 0001961491

申報總市值

US$4.2億

29 stks

2026-03-31

Oikos Holdings LLC

CIK 0001548880

申報總市值

US$4.2億

9 stks

2024-06-30

資料過舊，未更新

Opera Trading Capital

CIK 0001661163

申報總市值

US$4.2億

87 stks

2018-12-31

資料過舊，未更新

Oldfield Partners LLP

CIK 0001492815

申報總市值

US$4.1億

18 stks

2026-06-30

Outlook Wealth Advisors, LLC

CIK 0001767151

申報總市值

US$4.1億

310 stks

2026-03-31

OCO Capital Partners, L.P.

CIK 0001764525

申報總市值

US$4.1億

9 stks

2026-03-31

One Charles Private Wealth Services, LLC

CIK 0001800938

申報總市值

US$4.0億

160 stks

2026-03-31

OFS Enterprise LLC

CIK 0002107566

申報總市值

US$3.9億

106 stks

2026-06-30

Oakwood Capital Management Llc/ca

CIK 0001077148

申報總市值

US$3.9億

61 stks

2021-06-30

資料過舊，未更新

Odey Asset Management Group Ltd

CIK 0001512596

申報總市值

US$3.8億

24 stks

2023-03-31

資料過舊，未更新

One Degree Advisors Inc

CIK 0002005743

申報總市值

US$3.8億

72 stks

2026-03-31

Once Capital Management, LLC

CIK 0001712892

申報總市值

US$3.7億

22 stks

2026-03-31

Omnia Family Wealth, LLC

CIK 0001696136

申報總市值

US$3.7億

103 stks

2026-06-30

Oxbow Capital Management (HK) Ltd

CIK 0001713269

申報總市值

US$3.7億

6 stks

2026-03-31

ONE Advisory Partners, LLC

CIK 0001819695

申報總市值

US$3.7億

68 stks

2026-06-30

Ogorek Anthony Joseph /ny/ /adv

CIK 0000714364

申報總市值

US$3.6億

719 stks

2026-03-31

OLIO Financial Planning

CIK 0001906766

申報總市值

US$3.6億

72 stks

2026-03-31

Ostrum Asset Management U.s., LLC

CIK 0001696259

申報總市值

US$3.6億

33 stks

2019-03-31

資料過舊，未更新

Oak Family Advisors, LLC

CIK 0001846161

申報總市值

US$3.6億

123 stks

2026-03-31

O'Brien Greene & Co. Inc

CIK 0001768635

申報總市值

US$3.5億

192 stks

2026-03-31

Osprey Private Wealth LLC

CIK 0002041805

申報總市值

US$3.5億

77 stks

2026-03-31

Oldfather Financial Services, LLC

CIK 0001775530

申報總市值

US$3.4億

98 stks

2025-12-31

資料過舊，未更新

Orion Resource Partners (usa) LP

CIK 0001714217

申報總市值

US$3.3億

4 stks

2024-03-31

資料過舊，未更新

Oxler Private Wealth LLC

CIK 0001846002

申報總市值

US$3.2億

92 stks

2026-03-31

Olde Wealth Management, LLC

CIK 0001840760

申報總市值

US$3.2億

116 stks

2026-03-31

Orion Investment Co

CIK 0002033920

申報總市值

US$3.2億

69 stks

2026-03-31

Omega Financial Group, LLC

CIK 0001767982

申報總市值

US$3.1億

101 stks

2026-03-31

OneAscent Wealth Management LLC

CIK 0001844707

申報總市值

US$3.0億

157 stks

2026-03-31

Olympus Wealth Management, LLC

CIK 0001995674

申報總市值

US$3.0億

21 stks

2025-06-30

資料過舊，未更新

Oak Asset Management, LLC

CIK 0001726375

申報總市值

US$2.9億

108 stks

2026-03-31

ODonnell Financial Services, LLC

CIK 0001730962

申報總市值

US$2.9億

64 stks

2026-03-31

Orion Capital Management LLC

CIK 0001846758

申報總市值

US$2.9億

489 stks

2026-03-31

Obsidian Personal Planning Solutions LLC

CIK 0001909128

申報總市值

US$2.9億

119 stks

2025-09-30

資料過舊，未更新

Owls Nest Partners IA, LLC

CIK 0001845806

申報總市值

US$2.9億

13 stks

2026-03-31

O'Connor Financial Group LLC

CIK 0001973783

申報總市值

US$2.8億

69 stks

2026-06-30

Owl Creek Wealth Partners LLC

CIK 0002133805

申報總市值

US$2.8億

1,239 stks

2026-03-31

One Fin Capital Management LP

CIK 0001753875

申報總市值

US$2.8億

20 stks

2026-03-31

Overlook Investments LP

CIK 0001350706

申報總市值

US$2.8億

1 stks

2025-12-31

資料過舊，未更新

Onyx Financial Advisors, LLC

CIK 0001957840

申報總市值

US$2.8億

18 stks

2026-06-30

Odyssean, LLC

CIK 0002092853

申報總市值

US$2.7億

418 stks

2026-03-31

One River Asset Management, LLC

CIK 0001616336

申報總市值

US$2.7億

255 stks

2026-03-31

Orland Properties Ltd

CIK 0001550093

申報總市值

US$2.7億

10 stks

2026-03-31

Owen LaRue, LLC

CIK 0001965328

申報總市值

US$2.6億

128 stks

2026-03-31

OMC Financial Services LTD

CIK 0002026391

申報總市值

US$2.6億

64 stks

2026-03-31

Oliver Lagore Vanvalin Investment Group

CIK 0001907568

申報總市值

US$2.5億

661 stks

2025-06-30

資料過舊，未更新

O'ROURKE & COMPANY, Inc

CIK 0001911468

申報總市值

US$2.5億

171 stks

2026-03-31

Optimum Investment Advisors

CIK 0001037763

申報總市值

US$2.5億

613 stks

2025-09-30

資料過舊，未更新

Orin Green Financial, LLC

CIK 0001844227

申報總市值

US$2.4億

78 stks

2026-03-31