Investment adviser · CRD 318984

THIRDBASE CAPITAL GP, LLC

Exempt reporting adviser (ERA)

Exempt reporting advisers use a shorter Form ADV report. Some adviser-level figures are not reported; fund disclosures appear below when available.

· Form ADV filed Mar 31, 2026

Adviser-level assets, account counts and staffing figures are unavailable in this filing. View the reported fund disclosures below →

Private funds & service providers

42 Private funds

The count excludes feeder funds. Funds in the latest filing appear first, ordered by reported gross assets. Earlier funds retain their last reported values.

THIRDBASE OPPORTUNITY LP - SERIES ERPrivate Equity Fund · Last reported Mar 31, 2026$50.9MGross asset value

Form D fundraising filings

Thirdbase Opportunity LP - Series ER

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

Fund details & source
Fund ID
805-1510294375
Reported beneficial owners
16
Minimum commitment
$100K
Form D file number
021-572900

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

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

THIRDBASE OPPORTUNITY LP - SERIES OAPrivate Equity Fund · Last reported Mar 31, 2026$43.1MGross asset value

Form D fundraising filings

Thirdbase Opportunity LP - Series OA

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

Fund details & source
Fund ID
805-8320479496
Reported beneficial owners
41
Minimum commitment
$100K
Form D file number
021-563069

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

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

THIRDBASE OPPORTUNITY LP - SERIES SX IIPrivate Equity Fund · Last reported Mar 31, 2026$35.1MGross asset value

Form D fundraising filings

Thirdbase Opportunity LP - Series SX II

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

Fund details & source
Fund ID
805-3987837443
Reported beneficial owners
23
Minimum commitment
$100K
Form D file number
021-578387

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

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

THIRDBASE OPPORTUNITY, LP - SERIES APPrivate Equity Fund · Last reported Mar 31, 2026$26.3MGross asset value

Form D fundraising filings

Thirdbase Opportunity LP - Series AP

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

Fund details & source
Fund ID
805-2443278516
Reported beneficial owners
31
Minimum commitment
$100K
Form D file number
021-562494

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

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

THIRDBASE OPPORTUNITY LP - SERIES GQPrivate Equity Fund · Last reported Mar 31, 2026$18MGross asset value

Form D fundraising filings

Thirdbase Opportunity LP - Series GQ

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

Fund details & source
Fund ID
805-2773272578
Reported beneficial owners
1
Minimum commitment
$100K
Form D file number
021-562867

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

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

THIRDBASE OPPORTUNITY, LP - SERIES SXPrivate Equity Fund · Last reported Mar 31, 2026$17.1MGross asset value

Form D fundraising filings

Thirdbase Opportunity LP - Series SX

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

Fund details & source
Fund ID
805-1977506191
Reported beneficial owners
20
Minimum commitment
$100K
Form D file number
021-537666

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

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

THIRDBASE PIPE SB II, LLCVenture Capital Fund · Last reported Mar 31, 2026$9.34MGross asset value

Form D fundraising filings

Thirdbase Pipe SB II, LLC

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

Fund details & source
Fund ID
805-4850241179
Reported beneficial owners
22
Minimum commitment
$250K
Form D file number
021-414851

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

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

Services & filing details

Most recent filing: Mar 31, 2026. View historical filings

Reported services

Not reported in these imported fields

Compensation

Not reported in these imported fields

Principal office

CRD 318984

Filing source

Form ADV 2081141 · Mar 31, 2026 · Items 1 & 5

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