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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001209191-17-061763
Filing Date
2017-11-20
Accepted
2017-11-20 16:23:10
Documents
1
Period of Report
2017-11-20

Document Format Files

Seq Description Document Type Size
1 FORM 3 SUBMISSION doc3.html 3  
1 FORM 3 SUBMISSION doc3.xml 3 4881
  Complete submission text file 0001209191-17-061763.txt   7550
Mailing Address 890 WINTER STREET, SUITE 230 WALTHAM MA 02451
Business Address 890 WINTER STREET, SUITE 230 WALTHAM MA 02451 781-819-5704
Arsanis, Inc. (Issuer) CIK: 0001501697 (see all company filings)

IRS No.: 273181608 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)

Mailing Address 1954 GREENSPRING DRIVE SUITE 600 TIMONIUM MD 21093
Business Address 1954 GREENSPRING DRIVE SUITE 600 TIMONIUM MD 21093 410-842-4000
New Enterprise Associates 16, L.P. (Reporting) CIK: 0001694560 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-38295 | Film No.: 171214030

Mailing Address 1954 GREENSPRING DRIVE, SUITE 600 TIMONIUM MD 21093
Business Address 1954 GREENSPRING DRIVE, SUITE 600 TIMONIUM MD 21093 410-842-4000
NEA Partners 16, L.P. (Reporting) CIK: 0001712881 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-38295 | Film No.: 171214029

Mailing Address 1954 GREENSPRING DRIVE, SUITE 600 TIMONIUM MD 21093
Business Address 1954 GREENSPRING DRIVE, SUITE 600 TIMONIUM MD 21093 410-842-4000
NEA 16 GP, LLC (Reporting) CIK: 0001712882 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-38295 | Film No.: 171214028