No. 002 · Nenad Tomašević
What this record used to say.
This record has been revised 3 times. Each version is hash-chained to the one before it and anchored to Bitcoin; the values below are shown exactly as they were recorded at the time, not restated after the fact.
Version 3
2026-07-16
Bitcoin attested
- Founded: 2019 · Bay Area, California
- Raised: $600M upfront, Sanofi 2025 $156M+ total ($6M seed 2019, $65M Series B 2022)
- Backers: 8VC, Aisling Capital, HBM Healthcare Investments, Pfizer
sha256 43cd6c67bb13e866825ee3004216c72713f1e54c2c9e73c6a9d1fe88b2cbf0fa
Version 2
2026-07-15
Bitcoin attested
No tracked field changed in this version.
sha256 2048d86796af12d96b0e5036d28ec0e7dd3d5ff6775f10d382fd567811769287
Version 1
2026-07-04
Bitcoin attested
Minted
- Founder: Nenad Tomašević
- Company: Dren Bio
- Raised: $600M upfront, Sanofi 2025
- Strap: Durable biology hides where the consensus stopped looking.
- Moves: 2024 · Novartis deal, $150M upfront, July; 2025 · Sanofi acquires DR-0201, $600M upfront; 2025 · Sanofi expansion, $100M upfront, December
sha256 5ba00f7bd2400e5242017d60d1c7c49d7db347c4cd3216b09c32323b1c786ed2