# Antiportfolio Ventures: portfolio, investments and team

> Antiportfolio Ventures is a vc firm based in United States. 2 investments on record, 2 in the last 12 months, latest Aug 2026.

Source: https://millionrounds.com/fund/antiportfolio-ventures (Millionrounds; every figure on the page links to its filing or article)

United States · [Investor](https://millionrounds.com/investors)

# Antiportfolio Ventures

Last cheque observed Aug 2026; 2 cheques on record.

Email

Deploying now VC firm

Pre-seed Seed Series A Deep Learning Data Science Legal Tech

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Deploying now

**100%** of best year **2** **cheques in 12 months**, 2 on record

Since the last cheque **73** days **00** hrs **00** min **00** sec

Median round **$30M** Cheque size, as they say **$100K – $2.0M** Rounds led **0 of 2**

Pitch Antiportfolio Ventures

## Antiportfolio Ventures highlights

- 01 2 cheques in the last 12 months
- 02 Mostly Seed and Series B: 100% of its rounds

## What they do

> No homepage text provided. From their own website

- **Type:** VC firm (from a list, unverified)
- **Cheque size:** $100K – $2.0M as they say
- **Stages:** Pre-seed Seed Series A Series B
- **Sectors:** Deep Learning Data Science Legal Tech
- **Based in:** San Francisco, United States
- **Cold pitches:** Not stated

## The record

Every round we can evidence, newest first **2 appearances**

- **2026** 2 rounds
- **Aug** **[Twin1 AI](https://millionrounds.com/company/twin1-ai)** Seed · US · TechStartups **$20M** With 19 others
- **Apr** **[Patlytics](https://millionrounds.com/company/patlytics)** Series B · US · AlleyWatch **$40M** With 9 others

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

## The cheque

Pre-seed Seed Series A

Median round joined **$30M** the round, not its cheque

Led 0 of 2 rounds **0%**

- **Said size:** $100K – $2.0M
- **Sole investor:** Never alone
- **Last cheque:** Aug 2026

Rounds by stage said on their site

- Seed said *1*
- Series B said *1*
- Pre-seed said *-*
- Series A said *-*

Cheques by month Led Joined

Dec 2023 Nov 2026

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## Recently backed

The latest companies Antiportfolio Ventures put money into.

[**Twin1 AI** $20M · Aug 2026](https://millionrounds.com/company/twin1-ai)[**Patlytics** $40M · Apr 2026](https://millionrounds.com/company/patlytics)

## Quick answers about Antiportfolio Ventures

### What does Antiportfolio Ventures invest in?

Antiportfolio Ventures invests most often at Seed and Series B (100% of the rounds on record), in sectors such as Deep Learning, Data Science and Legal Tech.

### How active is Antiportfolio Ventures?

2 investments on record, 2 of them in the last 12 months. The most recent was in Aug 2026.

### What has Antiportfolio Ventures invested in recently?

Its most recent investments on record: Twin1 AI (Seed, Aug 2026) and Patlytics (Series B, Apr 2026).

### How big are Antiportfolio Ventures's cheques?

The median round it joins is $30M. It says it writes cheques of $100K to $2.0M.

### Is Antiportfolio Ventures investing now?

Yes: it is actively investing, with 2 investments in the last 12 months.

### What kind of investor is Antiportfolio Ventures?

Antiportfolio Ventures is a VC firm based in San Francisco, United States.

### Where does this information on Antiportfolio Ventures come from?

From 5 articles and filings naming it in a round, public registers and its own website, checked and rebuilt every night.

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Built from the rounds we watched, its filings and its own website, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections?slug=antiportfolio-ventures) · [Is this your firm? Claim it](https://millionrounds.com/claim?org=antiportfolio-ventures)