Hudson River Trading
175 Greenwich Street, 76th Floor, New York, NY, 10007, United States
Overview
Investment portfolio
| NAME | DATE | SIZE | |
|---|---|---|---|
PicoJool | Sep 2026Participated | $28 MSeries A | |
Polaris Electro-Optics | Sep 2026Participated | $50 MSeries B | |
Positron | Sep 2026Participated | $875 MSeries C | |
Olix | Aug 2026Participated | $312 MSeries B | |
Gray Swan | Jun 2026Participated | $40 MSeries A | |
Eridu | Mar 2026Participated | $200 MSeries A | |
Etched.ai | Dec 2025Participated | $500 MSeries B | |
Sphere | Feb 2024Participated | $3 MSeed | |
Econia Labs | Mar 2023Participated | $7 MSeed | |
C3 Exchange | Feb 2023Participated | $6 MSeed | |
Notifi | Nov 2022Participated | $10 MSeed | |
Sei Labs | Aug 2022Participated | $5 MOther Equity | |
PicoJool | Sep 2026Participated | $28 MSeries A | |
Polaris Electro-Optics | Sep 2026Participated | $50 MSeries B | |
Positron | Sep 2026Participated | $875 MSeries C | |
Olix | Aug 2026Participated | $312 MSeries B | |
Gray Swan | Jun 2026Participated | $40 MSeries A | |
Eridu | Mar 2026Participated | $200 MSeries A | |
Etched.ai | Dec 2025Participated | $500 MSeries B | |
Sphere | Feb 2024Participated | $3 MSeed | |
Econia Labs | Mar 2023Participated | $7 MSeed | |
C3 Exchange | Feb 2023Participated | $6 MSeed | |
Notifi | Nov 2022Participated | $10 MSeed | |
Sei Labs | Aug 2022Participated | $5 MOther Equity |
Insights
Time horizon
View by
Deal Distribution
| Round type | Led deals | Participated deals |
|---|---|---|
| Seed | 0 | 5 |
| Series A | 0 | 3 |
| Series B | 0 | 3 |
| Series C+ | 0 | 1 |
| Other Equity | 0 | 2 |
Monthly Deal Activity
| Month | Deals |
|---|---|
| Jun '21 | 1 |
| Jul '21 | 0 |
| Aug '21 | 0 |
| Sep '21 | 0 |
| Oct '21 | 0 |
| Nov '21 | 0 |
| Dec '21 | 0 |
| Jan '22 | 0 |
| Feb '22 | 0 |
| Mar '22 | 0 |
| Apr '22 | 1 |
| May '22 | 0 |
| Jun '22 | 0 |
| Jul '22 | 0 |
| Aug '22 | 1 |
| Sep '22 | 0 |
| Oct '22 | 0 |
| Nov '22 | 1 |
| Dec '22 | 0 |
| Jan '23 | 0 |
| Feb '23 | 1 |
| Mar '23 | 1 |
| Apr '23 | 0 |
| May '23 | 0 |
| Jun '23 | 0 |
| Jul '23 | 0 |
| Aug '23 | 0 |
| Sep '23 | 0 |
| Oct '23 | 0 |
| Nov '23 | 0 |
| Dec '23 | 0 |
| Jan '24 | 0 |
| Feb '24 | 1 |
| Mar '24 | 0 |
| Apr '24 | 0 |
| May '24 | 0 |
| Jun '24 | 0 |
| Jul '24 | 0 |
| Aug '24 | 0 |
| Sep '24 | 0 |
| Oct '24 | 0 |
| Nov '24 | 0 |
| Dec '24 | 0 |
| Jan '25 | 0 |
| Feb '25 | 0 |
| Mar '25 | 0 |
| Apr '25 | 0 |
| May '25 | 0 |
| Jun '25 | 0 |
| Jul '25 | 0 |
| Aug '25 | 0 |
| Sep '25 | 0 |
| Oct '25 | 0 |
| Nov '25 | 0 |
| Dec '25 | 1 |
| Jan '26 | 0 |
| Feb '26 | 0 |
| Mar '26 | 1 |
| Apr '26 | 0 |
| May '26 | 0 |
| Jun '26 | 1 |
| Jul '26 | 0 |
| Aug '26 | 1 |
| Sep '26 | 3 |
| Oct '26 | 0 |
Sector Breakdown
A deal can appear in multiple sectors, so sector totals may overlap. Capital represents disclosed total round sizes, not fund cheque sizes.
| Sector | Deals |
|---|---|
| Crypto & Blockchain | 5 |
| Fintech | 5 |
| AI & Machine Learning | 5 |
| Space & Frontier Tech | 5 |
| Hardware & Robotics | 4 |
| Networks, Cloud & Communication | 2 |
| Manufacturing | 2 |
| Developer Tools | 1 |
| Enterprise Software | 1 |
| Cybersecurity & Privacy | 1 |
| Gaming & eSports | 1 |
Deal Size Distribution
Undisclosed round sizes are excluded. Capital represents total round sizes, not fund cheque sizes.
| Round size band (USD) | Deals |
|---|---|
| <$5M | 1 |
| $5M-$10M | 4 |
| $10M-$25M | 1 |
| $25M-$50M | 3 |
| $50M-$100M | 1 |
| $100M-$250M | 1 |
| $250M-$500M | 1 |
| $500M-$1B | 2 |
| $1B+ | 0 |
Deals By Geography
Top 4 of 4 regions; European countries are grouped as Europe.
| Region | Deals |
|---|---|
| United States | 11 |
| Europe | 1 |
| Virgin Islands | 1 |
| Cayman Islands | 1 |
Co-Investors
Bubble size = shared deals
Click a bubble to open that fund in a new tab.
Shows up to 20 co-investors ranked by shared deals. Deals may be shared with multiple funds, so rows overlap. Capital is total round size, not fund cheque size.
| Co-investor | Shared deals |
|---|---|
| Flow Traders | 3 |
| Jane Street | 3 |
| Jump Capital | 3 |
| Socratic Partners | 3 |
| VentureTech Alliance | 3 |
| Big Brain Holdings | 2 |
| GSR | 2 |
| 1517 Fund | 1 |
| AlphaLab Capital | 1 |
| Andra Capital | 1 |
| Aptos Labs | 1 |
| ARENA Private Wealth | 1 |
| Arm | 1 |
| Atreides Management | 1 |
| Banyan Ventures | 1 |
| Blue Sky Capital | 1 |
| Boardman Bay Capital Management | 1 |
| Buff Gold Ventures | 1 |
| C Squared Ventures | 1 |
| Cambium Capital | 1 |
Investment Strategy
| Category | Deals (count) | Share (%) |
|---|---|---|
| Led | 0 | 0% |
| Participating | 14 | 100% |
| Category | Deals (count) | Share (%) |
|---|---|---|
| Single-lead | 0 | 0% |
| Co-led | 0 | 0% |
Lead dynamics requires at least one led deal in this range
Team
Systems Engineer
Co-Founder
Algorithmic Trader
Co-Founder
Ops Dev
Co-Founder
Researcher