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Onex Partners V-B LP

Private Equity FundFund ID 805-6404196991Cayman Islands
Gross assets
$6.58B
Min. investment
$10M
Beneficial owners
18
Size rank
Top 1%
Audited
Yes
Structure
Standalone

About this fund

Onex Partners V-B LP is a private equity fund managed by Onex Partners Manager LP. The fund reports $6.6 billion in gross assets, placing it among the top 1% of private funds by size. The stated minimum investment is $10 million. Its financial statements are audited annually. Private funds are not required to publicly disclose returns; Form ADV reports assets, structure, and service providers, shown above.

Fund details

Fund ID805-6404196991
Fund typePrivate Equity Fund
3(c)(1) exclusionNo
3(c)(7) exclusionYes
Master fundNo
Feeder fundNo
Fund of fundsNo
Relies on exemption from registrationYes
Annual auditYes
Prepared per GAAPYes
Sub-advisedNo
% of assets independently valued0%

Other funds from this manager

FundTypeGross assets
Onex Partners V LPPrivate Equity$4.05B
Onex Partners IV LPPrivate Equity$1.88B
Onex Partners Ranger CV LPPrivate Equity$1.53B
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Frequently asked questions

How large is Onex Partners V-B LP?

Onex Partners V-B LP reports $6.6 billion in gross assets, among the top 1% of private funds by size.

What is the minimum investment for Onex Partners V-B LP?

The stated minimum investment is $10 million.

Who manages Onex Partners V-B LP?

Onex Partners V-B LP is managed by Onex Partners Manager LP.

Does Onex Partners V-B LP disclose returns?

No. Private funds are not required to publicly disclose performance. Form ADV reports assets, structure, and service providers.

Service providers

Prime broker
None reported
Auditor

Reported gross assets

$6.58B▲ 4%
Mar '25 — $6.29BApr '25 — $6.29BMay '25 — $6.29BJun '25 — $6.29BJul '25 — $6.29BAug '25 — $6.29BSep '25 — $6.29BOct '25 — $6.29BNov '25 — $6.29BDec '25 — $6.29BJan '26 — $6.29BFeb '26 — $6.29BMar '26 — $6.58BApr '26 — $6.58BMay '26 — $6.58BJun '26 — $6.58B
Mar '25Form ADV, monthlyJun '26

How this fund compares

Gross assetsTop 1%
Larger than 99% of 67,041 private funds
Gross assets vs Private Equity FundsTop 1%
Larger than 99% of 31,066 private equity funds
Minimum investmentTop 6%
Higher than 94% of funds reporting a minimum

Investor base

Adviser & related persons63%
Funds of funds7%
Non-U.S. persons8%
Share of the fund's beneficial ownership reported on Form ADV. Categories can overlap.