Top 10 Largest Seed Rounds in History
- Portugal Business News - Valerie Charoux
- Mar 16
- 2 min read
Investment News – Here are the Top 10 Largest Seed funding rounds in History and most of them are in 2026 while the year has barely started:
Top 10 Largest Seed funding rounds in History:
1 – Thinking Machines – United States
Thinking Machines obtained the No. 1 largest seed round in history with a USD 2 billion seed round in June 2025, according to Dealroom.
2 – Advanced Machine Intelligence - France
Advanced Machine Intelligence obtained the 2nd largest seed round in history with a USD 1.03 billion seed round in March 2026, according to Dealroom.
Advanced Machine Intelligence, founded by Meta's former Chief AI Scientist Yann LeCun, has raised Europe's largest ever Seed round.
3 – Ineffable Intelligence – United Kingdom
Ineffable Intelligence obtained the 3rd largest seed round in history with a USD 1 billion seed round in February 2026, according to Dealroom.
4 – humans& - United States
Humans& obtained the 4th largest seed round in history with a USD 480 million seed round in January 2026, according to Dealroom.
5 - Unconventional AI – United States
Unconventional AI obtained the 5th largest seed round in history with a USD 475 million seed round in December 2025, according to Dealroom.
6 – YUGALABS – United States
YUGALABS obtained the 6th largest seed round in history with a USD 450 million seed round in March 2022, according to Dealroom.
7 – periodic labs – United States
Periodic labs obtained the 7th largest seed round in history with a USD 300 million seed round in September 2025, according to Dealroom.
8 – FARIZON – China
FARIZON obtained the 8th largest seed round in history with a USD 300 million seed round in October 2022, according to Dealroom.
9 – merge labs – United States
Merge labs obtained the 9th largest seed round in history with a USD 252 million seed round in January 2026, according to Dealroom.
10 – Mal – Abu Dhabi
Mal obtained the 10th largest seed round in history with a USD 230 million seed round in January 2026, according to Dealroom.
