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The Venture Codex

SBXi

750 Main Street, Cambridge, MA, 02139, United States

Overview

Backing MIT alumni-founded companies at all stages.

Deals · 12mo

1

Links

WebsiteLinkedIn

Stage focus

Seed

Geographic focus

United Kingdom
United States

Sector focus

—

Investment portfolio

8rounds
NAMEDATESIZE
Fabri
Jun 2026Participated
$14 MOther Equity
LineWise
Sep 2025Participated
$1 MSeed
zeroRISC
Jun 2025Participated
$10 MSeed
Unbound
Jun 2025Participated
$4 MSeed
Surgicure Technologies
Mar 2025Participated
$2 MSeed
Nowadays
Dec 2024Participated
$2 MSeed
Sonia
Jun 2024Participated
$3 MOther Equity
Gataca
Dec 2023Participated
$1 MOther Equity
Fabri
Jun 2026Participated
$14 MOther Equity
LineWise
Sep 2025Participated
$1 MSeed
zeroRISC
Jun 2025Participated
$10 MSeed
Unbound
Jun 2025Participated
$4 MSeed
Surgicure Technologies
Mar 2025Participated
$2 MSeed
Nowadays
Dec 2024Participated
$2 MSeed
Sonia
Jun 2024Participated
$3 MOther Equity
Gataca
Dec 2023Participated
$1 MOther Equity
8
Items
Browse all public portfolio deals

Insights

Time horizon

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Deal Distribution

SBXi: 8 funding rounds are recorded in the selected participation categories.All available history.
SBXi: 8 funding rounds are recorded in the selected participation categories. All available history
Round typeLed dealsParticipated deals
Seed05
Other Equity03

Monthly Deal Activity

SBXi: 8 deals are recorded across 35 months.All available history.
SBXi: 8 deals are recorded across 35 months. All available history
MonthDeals
Dec '231
Jan '240
Feb '240
Mar '240
Apr '240
May '240
Jun '241
Jul '240
Aug '240
Sep '240
Oct '240
Nov '240
Dec '241
Jan '250
Feb '250
Mar '251
Apr '250
May '250
Jun '252
Jul '250
Aug '250
Sep '251
Oct '250
Nov '250
Dec '250
Jan '260
Feb '260
Mar '260
Apr '260
May '260
Jun '261
Jul '260
Aug '260
Sep '260
Oct '260

Sector Breakdown

SBXi: AI & Machine Learning is the largest displayed sector by deal count (4 deals).All available history.

A deal can appear in multiple sectors, so sector totals may overlap. Capital represents disclosed total round sizes, not fund cheque sizes.

SBXi: AI & Machine Learning is the largest displayed sector by deal count (4 deals). All available history
SectorDeals
AI & Machine Learning4
Health & Life Sciences3
Hardware & Robotics2
Manufacturing2
Cybersecurity & Privacy2
Networks, Cloud & Communication1
Enterprise Software1
Media & Entertainment1
Clean Energy & Sustainability1
Professional Services1
Space & Frontier Tech1
Developer Tools1

Deal Size Distribution

SBXi: 8 rounds have a disclosed size in the displayed size bands.All available history.

Undisclosed round sizes are excluded. Capital represents total round sizes, not fund cheque sizes.

SBXi: 8 rounds have a disclosed size in the displayed size bands. All available history
Round size band (USD)Deals
<$5M6
$5M-$10M0
$10M-$25M2
$25M-$50M0
$50M-$100M0
$100M-$250M0
$250M-$500M0
$500M-$1B0
$1B+0

Deals By Geography

SBXi: United States has the largest recorded deal count among the displayed regions (7 deals).All available history.

Top 2 of 2 regions; European countries are grouped as Europe.

SBXi: United States has the largest recorded deal count among the displayed regions (7 deals). All available history
RegionDeals
United States7
Europe1
SBXi: 20 co-investors are shown, with Y Combinator sharing 4 recorded deals.All available history.

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.

SBXi: 20 co-investors are shown, with Y Combinator sharing 4 recorded deals. All available history
Co-investorShared deals
Y Combinator4
A2D Ventures1
Alpha Square Group1
Baker Bridge Capital1
Balerion Space Ventures1
Basis Set Ventures1
BBE Ventures1
Beacon Angels1
Bond Street1
Chelpis1
Decacorn Capital1
E14 Fund1
ExitFund1
Fontinalis Partners1
Fundomo1
Gurtin Ventures1
Hike Ventures1
Launchpad Venture Group1
Lavrock Ventures1
Liquid 2 Ventures1

Investment Strategy

SBXi: Led accounts for 0% and participating for 100% of round participation.All available history.
SBXi: Led accounts for 0% and participating for 100% of round participation. All available history
CategoryDeals (count)Share (%)
Led00%
Participating8100%
SBXi: Single-lead accounts for 0% and co-led for 0% of lead dynamics.All available history.
SBXi: Single-lead accounts for 0% and co-led for 0% of lead dynamics. All available history
CategoryDeals (count)Share (%)
Single-lead00%
Co-led00%

Lead dynamics requires at least one led deal in this range

Team

Aniq Kassam

Co-Founder

David Neafus

CFO