UnannouncedVCInvestor

Atlas

Startup rounds since 2012 with a Atlas investor on the board, and the firm's own fund filings.

Raises
77
since 2012
Unannounced
0
no announcement found, of those filed since 2025
Funds
9
fund filings under the firm's name

Rounds

  1. Caldera Therapeutics, Inc.$37.5MUnclear21 Jan 2026 · Cambridge, MA · Biotech
  2. Triana Biomedicines, Inc.$120MAnnounced4 Dec 2025 · Lexington, MA · Pharmaceuticals
  3. Affinia Therapeutics Inc.$13.3MAnnounced14 Oct 2025 · Waltham, MA
  4. Renasant Bio, Inc.$30MAnnounced14 Jul 2025 · Berkeley, CA · Biotech
  5. Renasant Bio, Inc.$25.5MAnnounced14 Jul 2025 · Berkeley, CA · Biotech
  6. Antares Therapeutics, Inc.$30MAnnounced 26 days later15 May 2025 · Boston, MA · Biotech
  7. GRO Biosciences Inc.$27.4MFiled before 202525 Jul 2024 · Cambridge, MA · Technology
  8. Scorpion Therapeutics, Inc.$126MFiled before 202516 Jul 2024 · Boston, MA · Biotech
  9. Comanche Biopharma Corp.$37.5MFiled before 202517 Jan 2024 · Concord, MA · Pharmaceuticals
  10. Remix Therapeutics, Inc.$13.7MFiled before 20254 Jan 2024 · Watertown, MA · Biotech
  11. Yalochat, Inc.$20MFiled before 202510 Oct 2023 · Houston, TX · Technology
  12. Chroma Medicine, Inc.$135MFiled before 20251 Sep 2023 · Boston, MA · Biotech
  13. Kinaset Therapeutics, Inc.$28.5MFiled before 202517 Jul 2023 · Medfield, MA · Pharmaceuticals
  14. Matchpoint Therapeutics Inc.$42MFiled before 202517 Oct 2022 · Cambridge, MA · Pharmaceuticals
  15. Vigil Neuroscience, Inc.$75MFiled before 202529 Aug 2022 · Cambridge, MA · Pharmaceuticals
  16. Triana Biomedicines, Inc.$42.6MFiled before 202519 Apr 2022 · Waltham, MA · Pharmaceuticals
  17. Santi Therapeutics, Inc.$10MFiled before 202517 Sep 2021 · Waltham, MA · Pharmaceuticals
  18. Vigil Neuroscience, Inc.$90MFiled before 202525 Aug 2021 · Cambridge, MA · Pharmaceuticals
  19. Cable Tech, Inc.$4.81MFiled before 202524 Aug 2021 · San Francisco, CA
  20. Vigil Neuroscience, Inc.$50MFiled before 202515 Jun 2021 · Cambridge, MA · Biotech
  21. Wheel Health, Inc.$35MFiled before 20258 Jun 2021 · Austin, TX · Technology
  22. Yalochat, Inc.$27.5MFiled before 202511 May 2021 · Burlingame, CA · Technology
  23. Affinia Therapeutics Inc.$110MFiled before 20256 May 2021 · Waltham, MA
  24. Xilio Therapeutics, Inc.$95MFiled before 202526 Feb 2021 · Waltham, MA · Biotech
  25. Xilio Therapeutics, Inc.$50.2MFiled before 202521 Jan 2021 · Waltham, MA · Biotech
  26. Scorpion Therapeutics, Inc.$147MFiled before 20257 Dec 2020 · Boston, MA · Biotech
  27. ARMORY, Inc.$31MFiled before 20252 Nov 2020 · San Mateo, CA · Technology
  28. Kinaset Therapeutics, Inc.$1.5MFiled before 202517 Aug 2020 · Medfield, MA · Pharmaceuticals
  29. Dyne Therapeutics, Inc.$116MFiled before 202514 Aug 2020 · Waltham, MA · Biotech
  30. Aerovate Therapeutics, Inc.$75.8MFiled before 202514 Aug 2020 · Boston, MA · Pharmaceuticals
  31. Synack, Inc.$51.6MFiled before 202528 May 2020 · Redwood City, CA
  32. Navitor Pharmaceuticals, Inc.$20.2MFiled before 20257 May 2020 · Cambridge, MA · Pharmaceuticals
  33. Affinia Therapeutics Inc.$38.5MFiled before 202527 Mar 2020 · Waltham, MA
  34. Generation Bio Co.$111MFiled before 202514 Jan 2020 · Cambridge, MA · Biotech
  35. IFM Continua, Inc.$350KFiled before 202517 Dec 2019 · Boston, MA · Biotech
  36. IFM Cinque, Inc.$5MFiled before 202517 Dec 2019 · Boston, MA · Biotech
  37. IFM Quattro, Inc.$5MFiled before 202517 Dec 2019 · Boston, MA · Biotech
  38. Lysosomal Therapeutics, Inc.$1MFiled before 20257 Nov 2019 · Cambridge, MA · Biotech
  39. Korro Bio, Inc.$4MFiled before 20257 Jun 2019 · Cambridge, MA · Biotech
  40. Translate Bio, Inc.$47.5MFiled before 202510 May 2019 · Lexington, MA · Biotech
  41. Navitor Pharmaceuticals, Inc.$11.3MFiled before 20252 Jan 2019 · Cambridge, MA · Pharmaceuticals
  42. Akero Therapeutics, Inc.$45.5MFiled before 202518 Dec 2018 · South San Francisco, CA · Health care
  43. IFM Tre, Inc.$22MFiled before 20252 Aug 2018 · Boston, MA · Biotech
  44. Magenta Therapeutics, Inc.$52.3MFiled before 20259 Apr 2018 · Cambridge, MA · Biotech
  45. Navitor Pharmaceuticals, Inc.$11.3MFiled before 202516 Mar 2018 · Cambridge, MA · Pharmaceuticals
  46. Generation Bio Co.$100MFiled before 20255 Mar 2018 · Cambridge, MA · Biotech
  47. AVROBIO, Inc.$60.5MFiled before 20252 Feb 2018 · Cambridge, MA · Biotech
  48. Rodin Therapeutics, Inc.$10.8MFiled before 202514 Sep 2017 · Cambridge, MA · Health care
  49. Magenta Therapeutics, Inc.$46MFiled before 20255 May 2017 · Cambridge, MA · Biotech
  50. Synack, Inc.$21.2MFiled before 202511 Apr 2017 · Redwood City, CA
  51. Miragen Therapeutics, Inc.$40.7MFiled before 202514 Feb 2017 · Boulder, CO · Biotech
  52. Lysosomal Therapeutics, Inc.$26.1MFiled before 202518 Jan 2017 · Cambridge, MA · Biotech
  53. RaNA Therapeutics, Inc.$51MFiled before 20255 Jan 2017 · Cambridge, MA · Biotech
  54. Magenta Therapeutics, Inc.$17.7MFiled before 202523 Nov 2016 · Cambridge, MA · Biotech
  55. Lysosomal Therapeutics, Inc.$6MFiled before 20256 Oct 2016 · Cambridge, MA · Biotech
  56. AvroBio, Inc.$7.5MFiled before 20253 Aug 2016 · Cambridge, MA · Biotech
  57. IFM Therapeutics, Inc.$17.1MFiled before 202528 Jun 2016 · Cambridge, MA · Biotech
  58. Gemini Therapeutics, Inc.$2MFiled before 20252 May 2016 · Cambridge, MA · Biotech
  59. Kala Pharmaceuticals, Inc.$67.9MFiled before 202513 Apr 2016 · Waltham, MA · Biotech
  60. Navitor Pharmaceuticals, Inc.$12MFiled before 202522 Dec 2015 · Cambridge, MA · Pharmaceuticals
  61. Intellia Therapeutics, Inc.$70MFiled before 20253 Sep 2015 · Cambridge, MA · Biotech
  62. Kala Pharmaceuticals, Inc.$7MFiled before 202519 Aug 2015 · Waltham, MA · Biotech
  63. Editas Medicine, Inc.$120MFiled before 202518 Aug 2015 · Cambridge, MA · Biotech
  64. Direct Vet Marketing, Inc.$52.3MFiled before 202517 Jul 2015 · Portland, ME · Health care
  65. Unum Therapeutics, Inc.$65MFiled before 202525 Jun 2015 · Cambridge, MA · Biotech
  66. Neuronetics, Inc.$34.3MFiled before 20257 May 2015 · Malvern, PA · Health care
  67. Direct Vet Marketing, Inc.$5.2MFiled before 202520 Mar 2015 · Portland, ME · Health care
  68. Neuronetics, Inc.$9.07MFiled before 20253 Dec 2014 · Malvern, PA · Health care
  69. Unum Therapeutics, Inc.$6.25MFiled before 202520 Oct 2014 · Cambridge, MA · Health care
  70. Navitor Pharmaceuticals, Inc.$13.5MFiled before 202515 Aug 2014 · Cambridge, MA · Pharmaceuticals
  71. Miragen Therapeutics Inc$13MFiled before 202526 Jun 2014 · Boulder, CO · Biotech
  72. Kala Pharmaceuticals, Inc.$22.5MFiled before 202524 Apr 2014 · Waltham, MA · Biotech
  73. Annovation BioPharma, Inc.$8MFiled before 202517 Apr 2014 · Cambridge, MA · Pharmaceuticals
  74. Horizon Pharma, Inc.$65.9MFiled before 202519 Mar 2012 · Northbrook, IL · Pharmaceuticals
  75. Kala Pharmaceuticals, Inc.$7.24MFiled before 202514 Mar 2012 · Waltham, MA · Biotech
  76. Horizon Pharma, Inc.$32.8KFiled before 20258 Mar 2012 · Deerfield, IL · Pharmaceuticals
  77. On-Q-ity, Inc.$2.5MFiled before 202528 Feb 2012 · Waltham, MA · Biotech

By year

YearRaisesUnannounced
202610
202550
20244—
20233—
20223—
20219—
20209—
20197—
20186—
20176—
20166—
20158—
20146—
20124—

Raises are checked for an announcement from 2025 on.

Funds

The firm's own fund filings, each at its latest filing.

FundFiledSizeRaised
Atlas Venture Opportunity Fund Ill, L.P.4 Sep 2025$400M$400M
Atlas Growth, L.P.19 Feb 2025$350M—
Atlas Venture Fund XIV, L.P.5 Dec 2024$450M$450M
Atlas Venture Fund XIII, L.P.3 Mar 2022$450M$450M
Atlas Venture Opportunity Fund II, L.P.1 Oct 2021$300M$300M
Atlas Venture Fund XII, L.P.4 Jun 2020$400M$400M
Atlas Venture Opportunity Fund I, L.P.2 Jan 2019$250M$250M
Atlas Venture Fund XI, L.P.30 Jun 2017$350M$350M
Atlas Venture Fund X, L.P.18 Dec 2014$250M—

Listed because a Atlas fund's filing names a director of each company. A name match is not a verified identity.