Form D · Venture Capital Fund

Thirdbase Opportunity VIII, LLC

New York, NY · CIK 0001899528

Offering snapshot reported Mar 3, 2022 · SEC filing

Reported sold: $975K
Investors reported: 4
Minimum accepted: $250K
First sale: Jan 28, 2022

What changed?

Latest filing versus its linked predecessor, where available.

No comparable changes in the displayed metrics.

Filing history

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Filed	Filing type	Reported sold	Change vs linked filing	Investors	Source
Mar 3, 2022	Initial	$975,000	No comparison	4	SEC filing

Offering details

Securities: Pooled investment fund
Exemptions: 06b, 3C, 3C.1
Duration over one year: No
Business combination: No

Sales commissions: $0
Finders' fees: $0
Form D file number: 021-435724

Source: Form D, filed Mar 3, 2022. Minimum accepted may differ from a standard advertised minimum.

Fund connections

The linked fund shows its most recently reported ADV details.

Matched by reported Form D file number

THIRDBASE OPPORTUNITY VIII, LLC

Investment adviser: THIRDBASE CAPITAL GP, LLC

Gross asset value: $975K
Beneficial owners: 5
ADV minimum commitment: $250K

Reported in Form ADV on Mar 31, 2026. Fund assets and beneficial owners measure different things from Form D sales and investors.

Service providers

Fund administrator FLOWINC SAN FRANCISCO, California, United States Investor statements: No (provided to no investors) Related to adviser: No

Custodian SILICON VALLEY BANK SANTA CLARA, California, United States Related to adviser: No

Provider details

Annual audit: No
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: No

SILICON VALLEY BANK
LEI 0K2D5AK28E3O5CC06E35

Filing source

Form ADV 2081141 · Mar 31, 2026 · Schedule D 7.B.(1), fund 805-5051002667

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Related funds

Funds whose names form a numbered series with this one and that share its city or the name of a related person. Form D does not state how these funds are related.

Fund	Latest Form D	Reported sold	Investors
Thirdbase Opportunity VII, LLC	Jan 19, 2022	$2,000,000	3
Thirdbase Opportunity VIII, LLC (this fund)	Mar 3, 2022	$975,000	4
Thirdbase Opportunity IX, LLC	Mar 3, 2022	$1,098,000	2

People & organizations

Current and past Form D appearances. These existing records do not establish a person's current role or uniquely identify them across issuers.

People and organizations reported in Form D filings
Name	Reported role
Llc Thirdbase Capital Gp	Director

Issuer details

Industry: Pooled Investment Fund (See others in industry)

Address:

535 W 23 Rd St Ste Sph1 P
New York, NY, 10011