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Thirdbase Opportunity has 27 venture fund vehicles on file with the SEC, run from New York, New York, with first sales running from 2023 to 2026. 27 Form D notices, originals and amendments, have been filed for them, the first on April 15, 2024 and the latest on March 31, 2026. Together they have taken in $129,202,826 from 267 investor positions, most recently on March 3, 2026. The smallest investment any of them will accept is $7,324, rising to $10,000,000. 4 vehicles are still showing room to take more.
| Vehicle | Vintage | Target | Closed | Remaining | First sale | Days | Min check | LPs | Status |
|---|---|---|---|---|---|---|---|---|---|
Thirdbase Opportunity LP - Series ER II Filing: Form D, March 30, 2026 |
2026 | $4.9M | $4.9M | — | March 3, 2026 | 232 | $100K | 8 | fully sold |
Thirdbase Opportunity LP - Series KI Filing: Form D, March 30, 2026 |
2026 | $2.3M | $2.3M | — | January 22, 2026 | 272 | $50K | 9 | fully sold |
Thirdbase Opportunity LP - Series SX II Filing: Form D, March 30, 2026 |
2026 | $28.4M | $28.4M | — | January 9, 2026 | 285 | $100K | 22 | fully sold |
Thirdbase Opportunity LP - Series DB Filing: Form D, March 30, 2026 |
2025 | $1.3M | $1.3M | — | December 23, 2025 | 302 | $100K | 7 | fully sold |
Thirdbase Opportunity LP - Series XA Filing: Form D, March 31, 2026 |
2025 | $4.5M | $4.5M | — | December 17, 2025 | 308 | $25K | 12 | fully sold |
Thirdbase Opportunity LP - Series AP II Filing: Form D, November 5, 2025 |
2025 | $550K | $550K | — | August 18, 2025 | 429 | $25K | 7 | fully sold |
Thirdbase Opportunity LP - Series GQ Filing: Form D, November 3, 2025 |
2025 | $10M | $10M | — | August 7, 2025 | 440 | $10M | 1 | fully sold |
Thirdbase Opportunity LP - Series AP Filing: Form D, October 30, 2025 |
2025 | $16.4M | $16.4M | — | August 4, 2025 | 443 | $50K | 31 | fully sold |
Thirdbase Opportunity LP - Series OA Filing: Form D, November 5, 2025 |
2025 | $24.5M | $24.5M | — | July 7, 2025 | 471 | $100K | 39 | fully sold |
Thirdbase Opportunity LP - Series PP Filing: Form D, November 5, 2025 |
2025 | $1.5M | $1.5M | — | July 3, 2025 | 475 | $40K | 10 | fully sold |
Thirdbase Opportunity LP - Series APP II Filing: Form D, July 10, 2025 |
2025 | $677K | $677K | — | April 7, 2025 | 562 | $50K | 3 | fully sold |
Thirdbase Opportunity LP - Series APP Filing: Form D, June 20, 2025 |
2025 | $1M | $1M | — | February 13, 2025 | 615 | $50K | 5 | fully sold |
Thirdbase Opportunity LP - Series CB Filing: Form D, November 5, 2025 |
2025 | $900K | $900K | — | January 13, 2025 | 646 | $900K | 1 | fully sold |
Thirdbase Opportunity LP - Series SX Filing: Form D, February 7, 2025 |
2024 | no cap set | $3.2M | — | November 8, 2024 | 712 | $25K | 20 | open |
Thirdbase Opportunity LP - Series XXVI Filing: Form D, February 7, 2025 |
2024 | no cap set | $2.8M | — | September 13, 2024 | 768 | $10K | 30 | open |
Thirdbase Opportunity LP - Series XXV Filing: Form D, September 12, 2024 |
2024 | no cap set | $1.9M | — | May 15, 2024 | 889 | $50K | 9 | open |
Thirdbase Opportunity LP - Series XXIV Filing: Form D, April 15, 2024 |
2024 | no cap set | $300K | — | March 28, 2024 | 937 | $75K | 4 | open |
Thirdbase Opportunity LP - Series XXIII Filing: Form D, October 31, 2025 |
2024 | $1.9M | $1.9M | — | January 12, 2024 | 1,013 | $50K | 12 | fully sold |
Thirdbase Opportunity LP - Series XXII Filing: Form D, October 31, 2025 |
2023 | $5.3M | $5.3M | — | October 24, 2023 | 1,093 | $50K | 6 | fully sold |
Thirdbase Opportunity LP - Series XXI Filing: Form D, October 30, 2025 |
2023 | $1.5M | $1.5M | — | October 19, 2023 | 1,098 | $25K | 8 | fully sold |
Thirdbase Opportunity LP - Series XX Filing: Form D, September 22, 2025 |
2023 | $2M | $2M | — | October 16, 2023 | 1,101 | $7K | 3 | fully sold |
Thirdbase Opportunity LP - Series XIX Filing: Form D, September 22, 2025 |
2023 | $290K | $290K | — | September 29, 2023 | 1,118 | $40K | 3 | fully sold |
Thirdbase Opportunity LP - Series XVII Filing: Form D, September 22, 2025 |
2023 | $400K | $400K | — | September 14, 2023 | 1,133 | $100K | 3 | fully sold |
Thirdbase Opportunity LP - Series XVIII Filing: Form D, October 30, 2025 |
2023 | $3.2M | $3.2M | — | September 12, 2023 | 1,135 | $25K | 3 | fully sold |
Thirdbase Opportunity LP - Series XV Filing: Form D, September 22, 2025 |
2023 | $4M | $4M | — | May 25, 2023 | 1,245 | $2M | 2 | fully sold |
Thirdbase Opportunity LP - Series XVI Filing: Form D, October 30, 2025 |
2023 | $5.3M | $5.3M | — | March 29, 2023 | 1,302 | $50K | 6 | fully sold |
Thirdbase Opportunity LP - Series XIV Filing: Form D, October 30, 2025 |
2023 | $295K | $295K | — | February 3, 2023 | 1,356 | $35K | 3 | fully sold |
The filings for these vehicles name one person or entity, with the role each filing gives.
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