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Blacksand Capital

Private funds

Honolulu, HICRD 291612Updated

Blacksand Capital is an investment adviser based in Honolulu, HI, registered with the SEC since 2018. It provides investment management. Its clients include pooled investment vehicles. Its regulatory assets under management total $506 million, as filed on 31 March 2026.

13
Clients
Not reported
AUM per individual client
7
Advisory staff
1
Offices

From Form ADV filed 31 March 2026SEC record

Services and clients

Blacksand Capital provides portfolio management for pooled vehicles. The firm advises 11 private funds.

Blacksand Capital reports 13 pooled investment vehicles. These counts refer to investment vehicles, rather than the individual investors in them. Of its assets, 100.0% ($506M across 13 accounts) are managed with discretion.

Clients and assets by client type
Clients13 clients
Assets$506M
Client typeClientsAssets
Pooled investment vehicles100%100%
Client breakdown and activity details
Pooled investment vehicles
Clients
13
Regulatory AUM
$506M
AUM share
100.0%
Avg. per client
$38.9M

Total

Clients
13
Regulatory AUM
$506M
AUM share
100%
Avg. per client
$38.9M
Clients outside the U.S.
0%
Clients advised without assets under management last fiscal year
0
Private funds advised
11

Fees and minimums

Blacksand Capital is paid through a percentage of assets under management and performance-based fees; its fees and minimums are set out in its brochures on the SEC website.

Ownership and people

Bert Kobayashi owns 50% to 75% of Blacksand Capital. Bert Kobayashi is CEO; the leadership team includes Chief Financial Officer Holly Park and Chief Compliance Officer Nicole Chang. It has 7 employees.

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Staff

  • 7 employees
  • 7 in advisory functions
Who owns the firm
Blacksand Capital, LLC· the adviser
  • Bert Kobayashi

    Control person · since April 2010

    Owns 50% to 75% of Blacksand Capital, LLC
  • Ian Macnaughton

    Control person · since April 2010

    Owns 50% to 75% of Blacksand Capital, LLC

Growth and acquisitions

Blacksand Capital’s regulatory assets grew from $351M (March 2021) to $506M (March 2026); clients rose from 4 to 13 and employees were 7 in both filings.

By annual filing
Measure
Figures from each annual filing
FiledRegulatory AUMClientsStaffEmployeesOffices
Mar 2026March 2026$506M1371
Mar 2025March 2025$487M1171
Mar 2024March 2024$475M981
May 2023May 2023$500M971
Mar 2022March 2022$564M962
Mar 2021March 2021$351M471

Offices and registration details

Besides its headquarters, Blacksand Capital has 0 offices, with 1 listed address in 1 state.

Listed office addresses by state

Hawaii · 1 listed address

  • 2270 Kalakaua Avenue, Suite 1788, HonoluluHQ

Other business names

Blacksand Capital has reported 1 other business name to the SEC.

  • Blacksand Capital Management I, LLC

Contact and registration details

Legal name
Blacksand Capital, LLC
Headquarters
2270 Kalakaua Avenue, Suite 1788, Honolulu, HI 96815-2519
Website
Not reported
SEC file
801-112601
Structure
Delaware LLC
Fiscal year end
December

Custodians

Blacksand Capital has custody of $506M for 13 clients.

Common questions

How many clients does Blacksand Capital have?

Blacksand Capital has 13 clients and manages $506 million for them, as of March 2026. They include 13 pooled investment vehicles.

Source: Form ADV Part 1A, Items 5.D and 5.F, filed 31 March 2026

What services does Blacksand Capital offer?

Blacksand Capital provides portfolio management for pooled vehicles.

Source: Form ADV Part 1A, Item 5.G, from the SEC's 2 October 2026 data file

How many financial advisors does Blacksand Capital have?

Blacksand Capital has 0 investment adviser representatives registered with state securities authorities, out of 7 employees, and 7 perform investment advisory functions. None are registered representatives of a broker-dealer or licensed insurance agents.

Source: Form ADV Part 1A, Items 5.A and 5.B, from the SEC's 2 October 2026 data file

Who owns Blacksand Capital?

Blacksand Capital’s direct owners are Bert Kobayashi (50% to 75%) and Ian Macnaughton (50% to 75%).

Source: Form ADV Part 1A, Schedules A and B, filed 31 March 2026

How does Blacksand Capital get paid?

Blacksand Capital is paid through a percentage of assets under management and performance-based fees. Its Form ADV lists no commissions among how it is paid.

Source: Form ADV Part 1A, Item 5.E, from the SEC's 2 October 2026 data file

How do I contact Blacksand Capital?

Blacksand Capital’s main office is at 2270 Kalakaua Avenue, Suite 1788, Honolulu, HI 96815-2519. Its phone number is 808-738-8400.

Source: Form ADV Part 1A, Item 1.F, filed 31 March 2026

Sources and methodology

  1. Form ADV Part 1A, amendment filed 31 March 2026. Items 1, 5, 9, 11 and Schedules A, B and D.
  2. IAPD firm record, CRD 291612.
  3. SEC registered adviser data, annual Form ADV amendments filed 31 March 2021 to 31 March 2026. Items 1.F and 5.

Retrieved 15 October 2026. All are published by the SEC and may have been amended since. Disciplinary history is not yet shown here. The SEC publishes the complete record, including any disciplinary events, and it is the authoritative place to check one. The logo is reproduced for identification from Blacksand Capital, LLC, website.

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