- Fund vehicles
- 35
- Launches
- 35
- Form D filings
- 35
- First seen
- 2025-02-07
- Latest filing
- 2026-08-28
- Based in
- New York
Thirdbase Opportunity: Form D filings
Every fund vehicle filed under the Thirdbase Opportunity name since 2024: original launches and D/A raise updates, with offering size, stage, strategy and the people on each filing. Sponsor identity is inferred from the entity name; verify on the filing.
35 filings in the last 730 days · page 1 of 1
| Score | Filed | Issuer | Type | Stage | Offering | Sold | Location | Flags | Source |
|---|---|---|---|---|---|---|---|---|---|
| 60 | 2026-08-28 | Thirdbase Opportunity LP - Series PLA | Private equity / buyout | Closed | $10M | $10M | NEW YORK, NY | First filing by this entity | EDGAR |
| 60 | 2026-08-28 | Thirdbase Opportunity LP - Series PEL | Private equity / buyout | Closed | $21M | $21M | NEW YORK, NY | First filing by this entity | EDGAR |
| 50 | 2026-08-28 | Thirdbase Opportunity LP - Series PL | Private equity / buyout | Closed | $3.7M | $3.7M | NEW YORK, NY | First filing by this entity | EDGAR |
| 68 | 2026-06-23 | Thirdbase Opportunity LP - Series ER III | Private equity / buyout | Closed | $31M | $31M | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 60 | 2026-06-05 | Thirdbase Opportunity LP - Series RT | Private equity / buyout | Closed | $5M | $5M | NEW YORK, NY | First filing by this entity | EDGAR |
| 50 | 2026-06-05 | Thirdbase Opportunity LP - Series AL | Private equity / buyout | Closed | $4.5M | $4.5M | NEW YORK, NY | First filing by this entity | EDGAR |
| 50 | 2026-06-05 | Thirdbase Opportunity LP - Series PA | Private equity / buyout | Closed | $4M | $4M | NEW YORK, NY | First filing by this entity | EDGAR |
| 50 | 2026-03-31 | Thirdbase Opportunity LP - Series XA | Venture capital | Closed | $4.5M | $4.5M | NEW YORK, NY | First filing by this entity | EDGAR |
| 68 | 2026-03-30 | Thirdbase Opportunity LP - Series SX II | Venture capital | Closed | $28.4M | $28.4M | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2026-03-30 | Thirdbase Opportunity LP - Series DB | Venture capital | Closed | $1.3M | $1.3M | NEW YORK, NY | First filing by this entity | EDGAR |
| 50 | 2026-03-30 | Thirdbase Opportunity LP - Series ER II | Venture capital | Closed | $4.9M | $4.9M | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2026-03-30 | Thirdbase Opportunity LP - Series KI | Venture capital | Closed | $2.3M | $2.3M | NEW YORK, NY | First filing by this entity | EDGAR |
| 68 | 2026-02-09 | Thirdbase Opportunity LP - Series ER | Private equity / buyout | Closed | $44.4M | $44.4M | NEW YORK, NY | First filing by this entity | EDGAR |
| 60 | 2026-02-09 | Thirdbase Opportunity LP - Series FO | Private equity / buyout | Closed | $8.1M | $8.1M | NEW YORK, NY | First filing by this entity | EDGAR |
| 50 | 2026-02-09 | Thirdbase Opportunity LP - Series CR | Private equity / buyout | Closed | $1.5M | $1.5M | NEW YORK, NY | First filing by this entity | EDGAR |
| 60 | 2025-11-05 | Thirdbase Opportunity LP - Series OA | Venture capital | Closed | $24.5M | $24.5M | NEW YORK, NY | First filing by this entity | EDGAR |
| 50 | 2025-11-05 | Thirdbase Opportunity LP - Series PP | Venture capital | Closed | $1.5M | $1.5M | NEW YORK, NY | First filing by this entity | EDGAR |
| 50 | 2025-11-05 | Thirdbase Opportunity LP - Series CB | Venture capital | Closed | $900K | $900K | NEW YORK, NY | First filing by this entity | EDGAR |
| 50 | 2025-11-05 | Thirdbase Opportunity LP - Series AP II | Venture capital | Closed | $550K | $550K | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 60 | 2025-11-03 | Thirdbase Opportunity LP - Series GQ | Venture capital | Closed | $10M | $10M | NEW YORK, NY | First filing by this entity | EDGAR |
| 60 | 2025-10-31 | Thirdbase Opportunity LP - Series XXII | Venture capital | Closed | $5.3M | $5.3M | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2025-10-31 | Thirdbase Opportunity LP - Series XXIII | Venture capital | Closed | $1.9M | $1.9M | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 60 | 2025-10-30 | Thirdbase Opportunity LP - Series AP | Venture capital | Closed | $16.4M | $16.4M | NEW YORK, NY | First filing by this entity | EDGAR |
| 60 | 2025-10-30 | Thirdbase Opportunity LP - Series XVI | Venture capital | Closed | $5.3M | $5.3M | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2025-10-30 | Thirdbase Opportunity LP - Series XXI | Venture capital | Closed | $1.5M | $1.5M | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2025-10-30 | Thirdbase Opportunity LP - Series XVIII | Venture capital | Closed | $3.2M | $3.2M | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2025-10-30 | Thirdbase Opportunity LP - Series XIV | Venture capital | Closed | $295K | $295K | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2025-09-22 | Thirdbase Opportunity LP - Series XX | Venture capital | Closed | $2M | $2M | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2025-09-22 | Thirdbase Opportunity LP - Series XVII | Venture capital | Closed | $400K | $400K | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2025-09-22 | Thirdbase Opportunity LP - Series XIX | Venture capital | Closed | $290K | $290K | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2025-09-22 | Thirdbase Opportunity LP - Series XV | Venture capital | Closed | $4M | $4M | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2025-07-10 | Thirdbase Opportunity LP - Series APP II | Venture capital | Closed | $677K | $677K | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
| 50 | 2025-06-20 | Thirdbase Opportunity LP - Series APP | Venture capital | Closed | $1M | $1M | NEW YORK, NY | First filing by this entity | EDGAR |
| 70 | 2025-02-07 | Thirdbase Opportunity LP - Series SX | Venture capital | Open-ended | Indefinite | $3.2M | NEW YORK, NY | First filing by this entityFirst-time manager | EDGAR |
| 60 | 2025-02-07 | Thirdbase Opportunity LP - Series XXVI | Venture capital | Open-ended | Indefinite | $2.8M | NEW YORK, NY | First filing by this entityrepeat_fund_numeral | EDGAR |
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