Stone Ridge Holdings Group is an alternative asset management firm that focuses on identifying and investing in uncorrelated and persistently valuable risks, leveraging proprietary data to build diversified portfolios. Their investment strategy spans areas such as reinsurance, alternative lending, fine art, energy, and bitcoin, aiming for returns independent of traditional stocks and bonds.
60% of their portfolio is in Fintech. Their most common stage is growth (40% of deals). Average disclosed round size is $107.3M (across 5 rounds with reported amounts).
Portfolio
5
Fund Size
$31B
Top Stage
Growth
Last 12 Mo
0
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
5 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| BBackpackr | Series C | $16M | Jan 2023 |
 Alto Solutions, Inc. (Alto) | Series A | $17M | Apr 2021 |
 NYDIG | Growth | $200M | Mar 2021 |
 Offchain Labs | Seed | $3.7M | Apr 2019 |
| NYDIG | Growth | $300M | — |
Top Co-Investors
MassMutual2 shared
Bessemer Venture Partners1 shared
Soros Fund Management1 shared
FinTech Collective1 shared
Liberty Mutual1 shared
FIS1 shared
Unusual Ventures1 shared
Moment Ventures1 shared
aCrew1 shared
Alpha Edison1 shared
Carta1 shared
Coinbase Ventures1 shared
Franklin Templeton1 shared
Altos Ventures1 shared
Vanderbilt University1 shared
Pantera1 shared
Last updated: 15 March 2026