# Atlas Venture: portfolio, investments and team

> Atlas Venture is a vc firm based in United States. 492 investments on record, 11 in the last 12 months, latest Oct 2026.

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

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

# Atlas Venture

Last cheque observed Oct 2026; 492 cheques on record.

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Deploying now New fund $400M, Sept 2025 VC firm

Seed Series A Series B In Vitro Diagnostics Pharma Drugs

Follow Atlas Venture and see its new cheques in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Ffund%2Fatlas-venture)

Deploying now

**85%** of best year **11** **cheques in 12 months**, 492 on record

Since the last cheque **24** days **00** hrs **00** min **00** sec

Median round **$43M** Rounds led **4 of 492** Sole investor **24 rounds** Exits **55 from the portfolio** Mostly in **United States, 80%**

Pitch Atlas Venture

## Atlas Venture highlights

- 01 11 cheques in the last 12 months
- 02 Mostly Series A and Series B: 53% of its rounds
- 03 Sole investor in 24 rounds, median $3.2M
- 04 55 exits from the portfolio

## What they do

> We build breakthrough biotechnology companies. From their own website

- **Type:** VC firm (from a list, unverified)
- **Cheque size:** Up to $50M as they say
- **Stages:** Seed Series A Series B Growth Pre-IPO
- **Sectors:** In Vitro Diagnostics Pharma Drugs
- **Based in:** Cambridge, United States
- **Cold pitches:** Not stated

## The record

Every round we can evidence, newest first **492 appearances**

- **2026** 6 rounds
- **Oct** **[Matchpoint Therapeutics](https://millionrounds.com/company/matchpoint-therapeutics)** Series B · US · Firms' own news pages **$150M** With 9 others
- **Sept** **[Sunflower Labs](https://millionrounds.com/company/sunflower-labs)** Venture · US **$15M** With 3 others
- **Jun** **[Ethyreal Bio](https://millionrounds.com/company/ethyreal-bio)** Series A · US · Firms' own news pages **$101M** *Led*
- **Mar** **[Vima Therapeutics](https://millionrounds.com/company/vima-therapeutics)** Series A · US **$40M** With 1 other
- **Jan** **[Ethyreal Bio](https://millionrounds.com/company/ethyreal-bio)** Series B · US **$60M** Sole investor
- **Jan** **[Caldera Therapeutics](https://millionrounds.com/company/caldera-therapeutics)** Series A · US **$38M** With 4 others
- **2025** 9 rounds
- **Dec** **[CustomMade](https://millionrounds.com/company/custommade)** Venture · US **$2.2M** With 4 others
- **Dec** **[OctaiPipe](https://millionrounds.com/company/octaipipe)** Venture · GB **Undisclosed** With 1 other
- **Nov** **[Sunflower Labs](https://millionrounds.com/company/sunflower-labs)** Series B · US **$16M** With 3 others
- **Nov** **[GoComet](https://millionrounds.com/company/gocomet)** Series B · SG **$12M** With 2 others
- **Nov** **[Lifordi Immunotherapeutics](https://millionrounds.com/company/lifordi-immunotherapeutics)** Venture · US **$42M** With 3 others
- **Oct** **[Kailera Therapeutics](https://millionrounds.com/company/kailera-therapeutics)** Series B · US · Crunchbase News **$600M** With 9 others
- **Jul** **[Renasant Bio](https://millionrounds.com/company/renasant-bio)** Seed · US **$55M** With 3 others
- **May** **[Vima Therapeutics](https://millionrounds.com/company/vima-therapeutics)** Series A · US · TechStartups **$60M** *Led*
- **Jan** **[Be Biopharma](https://millionrounds.com/company/be-biopharma)** Series C · US **$92M** With 3 others
- **2024** 13 rounds
- **Dec** **[Wootzano](https://millionrounds.com/company/wootzano)** Crowdfunding · GB **$472K** With 1 other
- **Nov** **[Trace Neuroscience](https://millionrounds.com/company/trace-neuroscience)** Series A · US **$101M** With 1 other
- **Oct** **[CardFlight](https://millionrounds.com/company/cardflight)** Venture · US **Undisclosed** With 2 others
- **Oct** **[Triveni Bio](https://millionrounds.com/company/triveni-bio)** Series B · US **$115M** With 4 others
- **Oct** **[Judo Bio](https://millionrounds.com/company/judo-bio)** Series A · US **$75M** With 3 others
- **Aug** **[DC Connected](https://millionrounds.com/company/dc-connected)** Seed · DE **$2.3M** With 1 other
- **Aug** **[PHINXT Robotics](https://millionrounds.com/company/phinxt-robotics)** Seed · GB **$2.5M** With 5 others
- **Jun** **[Vigil Neuroscience](https://millionrounds.com/company/vigil-neuroscience)** US **$40M** With 4 others
- **May** **[Pheon Therapeutics](https://millionrounds.com/company/pheon-therapeutics)** Series B · GB **$120M** With 4 others
- **Mar** **[Sionna Therapeutics](https://millionrounds.com/company/sionna-therapeutics)** Series C · US **$182M** With 3 others
- **Jan** **[Remix Therapeutics](https://millionrounds.com/company/remix-therapeutics)** Venture · US **$60M** With 4 others
- **Jan** **[Comanche Biopharma](https://millionrounds.com/company/comanche-biopharma)** Series B · US **$75M** With 3 others
- **Jan** **[Accent Therapeutics](https://millionrounds.com/company/accent-therapeutics)** Series C · US **$75M** With 2 others
- **2023** 9 rounds
- **Oct** **[Priam Cyber](https://millionrounds.com/company/priam-cyber)** Seed · GB **$2.4M** Sole investor
- **Oct** **[Aiolos Bio](https://millionrounds.com/company/aiolos-bio)** Series A · US **$245M** With 3 others
- **Sept** **[Nvelop Therapeutics](https://millionrounds.com/company/nvelop-therapeutics)** Seed · US **$100M** With 1 other
- **Sept** **[Mariana Oncology](https://millionrounds.com/company/mariana-oncology)** Series B · US **$175M** With 3 others
- **Jun** **[K36 Therapeutics](https://millionrounds.com/company/k36-therapeutics)** Series B · US **$70M** With 1 other
- **May** **[Ikena Oncology](https://millionrounds.com/company/ikena-oncology)** US **$40M** With 4 others
- **Mar** **[Right-Hand Cybersecurity](https://millionrounds.com/company/right-hand-cybersecurity)** Series A · US **$5.0M** With 1 other
- **Mar** **[EDITED](https://millionrounds.com/company/edited)** Venture · GB **$15M** With 3 others
- **Feb** **[Bluespec](https://millionrounds.com/company/bluespec)** Venture · US **$5.0M** Sole investor
- **2022** 6 rounds
- **Oct** **[Matchpoint Therapeutics](https://millionrounds.com/company/matchpoint-therapeutics)** Series A · US **$70M** With 4 others
- **Sept** **[Robin](https://millionrounds.com/company/robin)** Seed · US **$1.5M** With 2 others
- **Feb** **[Arkuda Therapeutics](https://millionrounds.com/company/arkuda-therapeutics)** Series B · US **$64M** With 3 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 team

Named by the firm itself, on a filing, its Form ADV or its company registration **13 named**

BL **Bruce Lee Booth** Member of the General Partner and the GPLLC i Filing they signed

DG **David Grayzel** Member of the General Partner and the GPLLC i Filing they signed

FV **Francis Victor Castellucci** General Counsel, Secretary i Form ADV

GM **Gladstone Michael** Member i Form ADV

JP **Jason Paul Rhodes** Member of the General Partner and the GPLLC i Filing they signed

JB **Jean-Francois Bernard Formela** Member of the General Partner and the GPLLC i Filing they signed

JL **Jeffrey Lyle Fagnan** Shareholder, Director, Vice President i Form ADV

JK **Jon Karlen** Managing Director of the Manager i Filing they signed

KB **Kevin Bitterman** Member of the sole member of the GPLLC i Filing they signed

MG **Michael Gladstone** Member of the sole member of the GPLLC i Filing they signed

OC **Ommer Chohan** CFO i Form ADV

PB **Peter Barrett** Member of the General Partner and the GPLLC i Filing they signed

TL **Travis Leigh Macinnes** Chief Financial Officer and Treasurer i Form ADV

We also hold **48** people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.

## What the register says

From the firm's own filings with the SEC, which it must file accurately by law

**$5.0B** gross assets of its funds, 2 advisers combined Oct 2026

**Exempt** reporting adviser venture or small private funds

- **Legal name:** Atlas Venture Advisors, Inc.
- **SEC number:** CRD 162935

## What they claim to have backed

From their own portfolio page (on their website)

**22** of 36 we have independently watched raise

[Aavantgardebio](https://millionrounds.com/company/aavantgarde-bio)[Comanchebiopharma](https://millionrounds.com/company/comanche-biopharma)[Discmedicine](https://millionrounds.com/company/disc-medicine)[Ethyrealbio](https://millionrounds.com/company/ethyreal-bio)[Generationbio](https://millionrounds.com/company/generation-bio)[Horizontherapeutics](https://millionrounds.com/company/horizon-therapeutics)[Hotspotthera](https://millionrounds.com/company/hotspot-therapeutics)[Ifmthera](https://millionrounds.com/company/ifm-therapeutics)[Ikenaoncology](https://millionrounds.com/company/ikena-oncology)[Jnj](https://millionrounds.com/company/jnj)[Judo](https://millionrounds.com/company/judo)[Kailera](https://millionrounds.com/company/kailera-therapeutics)[Kinasettherapeutics](https://millionrounds.com/company/kinaset-therapeutics)[Korrobio](https://millionrounds.com/company/korro-bio)[Marianaoncology](https://millionrounds.com/company/mariana-oncology)[Morphosys](https://millionrounds.com/company/morphosys)[Nchromabio](https://millionrounds.com/company/nchroma-bio)[Q32bio](https://millionrounds.com/company/q32-bio)[Renasantbio](https://millionrounds.com/company/renasant-bio)[Replimune](https://millionrounds.com/company/replimune)[Sperotherapeutics](https://millionrounds.com/company/spero-therapeutics)[Thirdharmonicbio](https://millionrounds.com/company/third-harmonic-bio) Alnylam Cogentbio Dayonebio Exelixis F-star LifeSciVC Lifordi Merck Rectifypharma Show + Tell Traceneuro Trianabio Triveni Vigilneuro

Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.

## Exits from the portfolio

Companies it backed that were later bought or listed **55 in all**

**[PillPack](https://millionrounds.com/company/pillpack)** Bought by [Amazon](https://millionrounds.com/fund/amazon) **$753M** Jun 2018

**[Sqrrl](https://millionrounds.com/company/sqrrl)** Bought by [Amazon](https://millionrounds.com/fund/amazon) **$40M** Jan 2018

**[Chronos Mobile Technologies](https://millionrounds.com/company/chronos-mobile-technologies)** Bought by Life360 **Undisclosed** Aug 2015

**[Allclasses](https://millionrounds.com/company/allclasses)** Bought by Noodle **Undisclosed** Jul 2015

**[Dailymotion](https://millionrounds.com/company/dailymotion)** Bought by Vivendi **Undisclosed** Jun 2015

**[Objective Logistics](https://millionrounds.com/company/objective-logistics)** Bought by Bit9 **Undisclosed** Jun 2015

**[Snapguide](https://millionrounds.com/company/snapguide)** Bought by Brit + Co **Undisclosed** Jun 2015

**[Rocketmiles](https://millionrounds.com/company/rocketmiles)** Bought by Priceline **$20M** Feb 2015

**[Mortar Data](https://millionrounds.com/company/mortar-data)** Bought by [Datadog](https://millionrounds.com/fund/datadog) **Undisclosed** Feb 2015

**[Annovation BioPharma](https://millionrounds.com/company/annovation-biopharma)** Bought by The Medicines Company **Undisclosed** Feb 2015

**[3V Transaction Services](https://millionrounds.com/company/3v-transaction-services)** Bought by SafeCharge **Undisclosed** Dec 2014

**[Lagoa](https://millionrounds.com/company/lagoa)** Bought by [Autodesk](https://millionrounds.com/fund/autodesk) **$60M** Nov 2014

**[Ubersense](https://millionrounds.com/company/ubersense)** Bought by Hudl **Undisclosed** Sept 2014

**[GrabCAD](https://millionrounds.com/company/grabcad)** Bought by Stratasys **$100M** Sept 2014

**[Timbre](https://millionrounds.com/company/timbre)** Bought by Seatwave **Undisclosed** Jun 2014

**[docTrackr](https://millionrounds.com/company/doctrackr)** Bought by [Intralinks](https://millionrounds.com/fund/intralinks) **$10M** Apr 2014

**[COLOURlovers](https://millionrounds.com/company/colourlovers)** Bought by [Autodesk](https://millionrounds.com/fund/autodesk) **Undisclosed** Mar 2014

**[CoStim Pharmaceuticals](https://millionrounds.com/company/costim-pharmaceuticals)** Bought by [Novartis](https://millionrounds.com/fund/novartis) **Undisclosed** Feb 2014

**[Zinwave](https://millionrounds.com/company/zinwave)** Bought by McWane **Undisclosed** Feb 2014

**[Stromedix](https://millionrounds.com/company/stromedix)** Bought by [Biogen Idec](https://millionrounds.com/fund/biogen-idec) **$750M** Feb 2014

The latest 20 here. An exit counts when it came after the firm's first round in the company. From historical deal records.

New fund on file

**$400M**

raised in Sept 2025

From its SEC filing, not a journalist: a firm that has just raised has money to deploy.

## The cheque

Seed Series A Series B

Median round joined **$43M** the round, not its cheque Alone, median **$3.2M**

Led 4 of 492 rounds **1%**

- **Said size:** Up to $50M
- **Sole investor:** 24 rounds
- **Last cheque:** Oct 2026
- **Exits:** 55 from the portfolio

Rounds by stage said on their site

- Series A said *145*
- Series B said *99*
- Seed said *79*
- Venture *71*
- Series C *48*
- Series D *21*
- Growth said *-*

Cheques by month Led Joined

Nov 2023 Oct 2026

Often in the room with

- [Accel](https://millionrounds.com/fund/accel) 19
- [Google Ventures](https://millionrounds.com/fund/gv) 18
- [Matrix Partners](https://millionrounds.com/fund/matrix-partners) 18
- [Polaris Partners](https://millionrounds.com/fund/polaris-partners) 18
- [NextView Ventures](https://millionrounds.com/fund/nextview-ventures) 15
- [Balderton Capital](https://millionrounds.com/fund/balderton-capital) 14

**Pitching Atlas Venture?** Put them on your fundraising board with this record on the card, and follow them to hear when they write a new cheque.

Add to your CRM *→*

## Who they invest alongside

The investors most often in the same rounds as Atlas Venture. A count of rooms they were both in, not a relationship either has claimed.

[**Accel** VC firm **19** rounds together](https://millionrounds.com/fund/accel)[**Google Ventures** Corporate VC **18** rounds together](https://millionrounds.com/fund/gv)[**Matrix Partners** VC firm **18** rounds together](https://millionrounds.com/fund/matrix-partners)[**Polaris Partners** VC firm **18** rounds together](https://millionrounds.com/fund/polaris-partners)[**NextView Ventures** VC firm **15** rounds together](https://millionrounds.com/fund/nextview-ventures)[**Balderton Capital** VC firm **14** rounds together](https://millionrounds.com/fund/balderton-capital)[**Kleiner Perkins Caufield & Byers** VC firm **14** rounds together](https://millionrounds.com/fund/kleiner-perkins-caufield-and-byers)[**Founder Collective** VC firm **13** rounds together](https://millionrounds.com/fund/founder-collective)[**SR One** Corporate VC **13** rounds together](https://millionrounds.com/fund/sr-one)[**Benchmark** VC firm **12** rounds together](https://millionrounds.com/fund/benchmark)[**Index Ventures** VC firm **12** rounds together](https://millionrounds.com/fund/index-ventures)[**OrbiMed** Private equity **12** rounds together](https://millionrounds.com/fund/orbimed)

## Recently backed

The latest companies Atlas Venture put money into.

[**Matchpoint Therapeutics** $150M · Oct 2026](https://millionrounds.com/company/matchpoint-therapeutics)[**Ethyreal Bio** $101M · Jun 2026](https://millionrounds.com/company/ethyreal-bio)[**Caldera Therapeutics** $38M · Jan 2026](https://millionrounds.com/company/caldera-therapeutics)[**CustomMade** $2.2M · Dec 2025](https://millionrounds.com/company/custommade)[**OctaiPipe** Dec 2025](https://millionrounds.com/company/octaipipe)[**GoComet** $12M · Nov 2025](https://millionrounds.com/company/gocomet)

## Quick answers about Atlas Venture

### What does Atlas Venture invest in?

Atlas Venture invests most often at Series A and Series B (53% of the rounds on record), in sectors such as In Vitro Diagnostics, Pharma and Drugs.

### How active is Atlas Venture?

492 investments on record, 11 of them in the last 12 months, and it led 4. The most recent was in Oct 2026.

### What has Atlas Venture invested in recently?

Its most recent investments on record: Matchpoint Therapeutics (Series B, Oct 2026), Sunflower Labs (Venture, Sept 2026) and Ethyreal Bio (Series A, Jun 2026).

### How big are Atlas Venture's cheques?

The median round it joins is $43M.

### Does Atlas Venture lead rounds?

Sometimes: it led 4 of its 492 investments on record (1%).

### Where does Atlas Venture invest?

Most of the companies it backs are in the United States (80%) and the United Kingdom (15%).

### Is Atlas Venture investing now?

Yes: it is actively investing, with 11 investments in the last 12 months.

### Who does Atlas Venture invest alongside?

Most often Accel (19 rounds together), Google Ventures (18 rounds together) and Matrix Partners (18 rounds together).

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