AUMdb

Wellington Alternative Investments Llc

SEC-registered Private Fund Manager · Large ($10B–$100B) CRD 226715 · SEC file 801-107461 · Boston, MA · www.linkedin.com
☆ Save with Pro ADV data as of Jul 09, 2026
Regulatory AUM
$92.2B
Discretionary
$92.2B
Clients
124
Avg AUM / client
$743M
Accounts
124
Employees
2

AUM over time

$12.9B $92.2B
Dec 2015 Jul 2026

Annual snapshots from Form ADV filings · as of Jul 09, 2026

Who they serve

Client typeClientsAUM% of AUM
Pooled investment vehicles (non-investment companies) 124 $92.2B 100.0%

Private funds (115)

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Reported in Form ADV Section 7.B.(1), filing of Jul 2024 · $64.7B combined gross assets

FundTypeDomicileGross assetsOwners
Iguazu Master Investors (Cayman) L.P. master Hedge Fund Cayman Islands $8.2B 133
Wellington Pagosa Fund (Cayman) Ii, Ltd. Hedge Fund Cayman Islands $6.2B 1
Bay Pond Partners, L.P. Hedge Fund Delaware $5.5B 171
Us Research Equity Extended Master Fund (Cayman) L.P. master Hedge Fund Cayman Islands $3.4B 77
Global Research Equity Extended Master Fund (Cayman), L.P. master Hedge Fund Cayman Islands $3.2B 99
Wellington Hadley Harbor Master Investors (Cayman) Iv L.P. master Private Equity Fund Cayman Islands $2.2B 222
International Research Equity Extended Master Fund (Cayman), L.P. master Hedge Fund Cayman Islands $2.0B 44
Ithan Creek Master Investors (Cayman) L.P. master Hedge Fund Cayman Islands $1.8B 317
Wellington Macro Strategies Master Fund (Cayman) L.P. master Hedge Fund Cayman Islands $1.7B 27
Wellington Hadley Harbor Master Investors (Cayman) Iii L.P. master Private Equity Fund Cayman Islands $1.6B 219
Us Research Equity Extended Fund, L.P. feeder Hedge Fund Delaware $1.6B 77
Iguazu Investors (Cayman), Spc feeder Hedge Fund Cayman Islands $1.5B 56
Archipelago Holdings, Ltd. Other Private Fund Bermuda $1.3B 135
Bay Pond Investors (Bermuda) L.P. master Hedge Fund Bermuda $1.3B 58
Global Research Equity Extended Fund, L.P. feeder Hedge Fund Delaware $1.2B 72

People (2)

NameRole / titleCredentialsWith firm sinceOwnership
Taglione, Carmine, A President Mar 2024 (2y) Less than 5%
Speede, Ihsan, K Chief Compliance Officer Jul 2024 (2y) Less than 5%

Entity owners (Schedule A/B)

EntityTitle / statusSinceSch.Ownership
Wellington Management Funds Holdings Llp Member Jan 2015 A 75% or more
Wellington Management Group Llp Managing Partner May 2014 B ≈ 42.19% – 100% via Wellington Group Holdings Llp
Wellington Group Holdings Llp Managing Partner May 2014 B ≈ 56.25% – 100% via Wellington Management Funds Holdings Llp

Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.

Estimated effective ownership (look-through of filed bands):

  • Wellington Management Group Llp: 75% – 100% of Wellington Group Holdings Llp × 75% – 100% of Wellington Management Funds Holdings Llp × 75% – 100% direct ≈ 42.19% – 100% of the firm
  • Wellington Group Holdings Llp: 75% – 100% of Wellington Management Funds Holdings Llp × 75% – 100% direct ≈ 56.25% – 100% of the firm

Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.

Private funds (115, $64.7B gross assets)

FundTypeGross assetsMin. investmentOwners
Iguazu Master Investors (Cayman) L.P. Hedge Fund $8.2B $1.0M 133
Wellington Pagosa Fund (Cayman) Ii, Ltd. Hedge Fund $6.2B $1.0M 1
Bay Pond Partners, L.P. Hedge Fund $5.5B $1.0M 171
Us Research Equity Extended Master Fund (Cayman) L.P. Hedge Fund $3.4B $1.0M 77
Global Research Equity Extended Master Fund (Cayman), L.P. Hedge Fund $3.2B $1.0M 99
Wellington Hadley Harbor Master Investors (Cayman) Iv L.P. Private Equity Fund $2.2B $15.0M 222
International Research Equity Extended Master Fund (Cayman), L.P. Hedge Fund $2.0B $1.0M 44
Ithan Creek Master Investors (Cayman) L.P. Hedge Fund $1.8B $1.0M 317
Wellington Macro Strategies Master Fund (Cayman) L.P. Hedge Fund $1.7B $5.0M 27
Wellington Hadley Harbor Master Investors (Cayman) Iii L.P. Private Equity Fund $1.6B $15.0M 219
Us Research Equity Extended Fund, L.P. Hedge Fund $1.6B $1.0M 77
Iguazu Investors (Cayman), Spc Hedge Fund $1.5B $1.0M 56
Archipelago Holdings, Ltd. Other Private Fund $1.3B $1.0M 135
Bay Pond Investors (Bermuda) L.P. Hedge Fund $1.3B $1.0M 58
Global Research Equity Extended Fund, L.P. Hedge Fund $1.2B $1.0M 72
International Research Equity Extended Fund, L.P. Hedge Fund $1.1B $1.0M 44
Iguazu Partners, L.P. Hedge Fund $1.0B $1.0M 81
Wellington Strategic European Equity Long/Short Master Fund (Cayman) L.P. Hedge Fund $935M $1.0M 35
Magdalena Master Investors (Cayman) L.P. Hedge Fund $711M $1.0M 1
Ithan Creek Partners, L.P. Hedge Fund $691M $1.0M 272
Wellington Energy Long/Short Fund, L.P. Hedge Fund $663M $1.0M 49
Wellington Institutional Multi Strategy Master Fund Cayman Lp Other Private Fund $651M $1.0M 2
Archipelago Partners, L.P. Other Private Fund $636M $1.0M 178
Wellington Energy Long/Short Fund (Bermuda) L.P. Hedge Fund $627M $1.0M 17
Wellington Financials Absolute Return Fund (Bermuda) L.P. Hedge Fund $595M $1.0M 13

Top 25 of 115 funds by gross assets · all funds

From Form ADV Section 7.B private fund reporting.

Documents (1 archived)

FormPeriodSize
Form ADV (full filing) 07/09/2026 31.6 MB View · PDF · Source ↗

Archived copies of the firm's regulatory filings, versioned by content hash.

Disciplinary disclosures

Regulatory · Item 11.D(2) as of Jul 29, 2024

Allegations: THE FDF ALLEGED THAT WELLINGTON HAD NOT FILED, WITHIN THE SPECIFIED TIME PERIOD, REPORTS THAT ITS COLLECTIVE OWNERSHIP OF A SWISS SECURITY CROSSED AN OWNERSHIP THRESHOLD. Status: Final Sanction Detail: THE AMOUNT OF THE SETTLEMENT WAS CHF7,000 (APPROXIMATELY USD7,000.) Summary: WE CONSENTED TO THE FINE IN FULL SETTLEMENT OF THE MATTER. THERE WERE NO ADDITIONAL CONDITIONS IMPOSED.

Regulatory · Item 11.D(2) as of Jul 29, 2024

Allegations: THE GERMAN FEDERAL FINANCIAL SUPERVISORY AUTHORITY ("BAFIN") SANCTIONED WELLINGTON MANAGEMENT IN RELATION TO THREE INDIVIDUAL ADMINISTRATIVE BREACHES OF LARGE SHAREHOLDER DISCLOSURE REQUIREMENTS. THE BREACHES RELATE TO EVENTS WHICH OCCURRED IN 2016, 2018 AND 2019 RESPECTIVELY. Status: Final Sanction Detail: THE AMOUNT OF THE ADMINISTRATIVE CHARGE WAS EUR 165,000 Summary: WE CONSENTED TO THE FINE IN FULL SETTLEMENT OF THE MATTER. THERE WERE NO ADDITIONAL CONDITIONS IMPOSED.

Regulatory · Item 11.D(2) as of Jul 29, 2024

Allegations: THE FDF ALLEGED THAT WELLINGTON HAD NOT PROVIDED AN ADDITIONAL TABLE THAT PROVIDES A BREAKDOWN OF SHARES AMONG OUR CLIENT ACCOUNTS WITH SIX LARGE SHAREHOLDER DISCLOSURE FILINGS MADE IN 2016 AND 2017 IN ACCORDANCE WITH ART. 151 IN RELATION WITH ART. 120 OF THE FEDERAL ACT ON FINANCIAL MARKET INFRASTRUCTURES AND MARKET CONDUCT IN SECURITIES AND DERIVATIVES TRADING (FINMIA; SR 958.1). THE OMISSION WAS UNCOVERED BY WELLINGTON AND SELF-DISCLOSED TO THE REGULATOR IN 2017. WHILE THE SHARES HELD BY WELLINGTON MANAGEMENT GROUP LLP WERE PROPERLY DISCLOSED, WELLINGTON DID NOT INCLUDE A BREAKDOWN OF SHARES HELD AMONG OUR ACCOUNTS AS REQUIRED UNDER THE REGULATION. Status: Final Sanction Detail: THE AMOUNT OF THE SETTLEMENT WAS CHF 31,550 (APPROXIMATELY USD 35,500) Summary: WELLINGTON CONSENTED TO THE FINE IN FULL SETTLEMENT OF THE MATTER. THERE WERE NO ADDITIONAL CONDITIONS IMPOSED.

Disclosure text reproduced verbatim from the firm's own Form ADV filings.

How they charge

  • Percentage of assets under management
  • Performance-based fees

Services

  • Portfolio management for pooled investment vehicles
  • Portfolio management for businesses/institutional clients
  • Other services

Custody

Firm reports having custody of client funds or securities (Item 9.A).

No custodian data reported or mined yet.

Source

All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Jul 09, 2026.

View current Form ADV (SEC/IAPD) ↗