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.

United States · Investor
Last cheque observed Oct 2026; 492 cheques on record.
Deploying nowNew fund $400M, Sept 2025VC firm
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11 cheques in the last 12 months
Mostly Series A and Series B: 53% of its rounds
Sole investor in 24 rounds, median $3.2M
55 exits from the portfolio
We build breakthrough biotechnology companies.From their own website
Every round we can evidence, newest first492 appearances
6 rounds
9 rounds
13 rounds
9 rounds
6 rounds
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.
Named by the firm itself, on a filing, its Form ADV or its company registration13 named
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.
From the firm's own filings with the SEC, which it must file accurately by law
From their own portfolio page (on their website)
AavantgardebioComanchebiopharmaDiscmedicineEthyrealbioGenerationbioHorizontherapeuticsHotspottheraIfmtheraIkenaoncologyJnjJudoKaileraKinasettherapeuticsKorrobioMarianaoncologyMorphosysNchromabioQ32bioRenasantbioReplimuneSperotherapeuticsThirdharmonicbioAlnylamCogentbioDayonebioExelixisF-starLifeSciVCLifordiMerckRectifypharmaShow + TellTraceneuroTrianabioTriveniVigilneuro
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.
Companies it backed that were later bought or listed55 in all
The latest 20 here. An exit counts when it came after the firm's first round in the company. From historical deal records.
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.
The latest companies Atlas Venture put money into.
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.
492 investments on record, 11 of them in the last 12 months, and it led 4. The most recent was in Oct 2026.
Its most recent investments on record: Matchpoint Therapeutics (Series B, Oct 2026), Sunflower Labs (Venture, Sept 2026) and Ethyreal Bio (Series A, Jun 2026).
The median round it joins is $43M.
Sometimes: it led 4 of its 492 investments on record (1%).
Most of the companies it backs are in the United States (80%) and the United Kingdom (15%).
Yes: it is actively investing, with 11 investments in the last 12 months.
Most often Accel (19 rounds together), Google Ventures (18 rounds together) and Matrix Partners (18 rounds together).
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Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it