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Filing Detail
Form 425 - Prospectuses and communications, business combinations:
SEC Accession No. 0001193125-18-354678
Filing Date
2018-12-20
Accepted
2018-12-20 17:07:12
Documents
2

Document Format Files

Seq Description Document Type Size
1 8-K d675880d8k.htm 425 30642
2 EX-2.1 d675880dex21.htm EX-2.1 17590
  Complete submission text file 0001193125-18-354678.txt   49767
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. (Filed by) CIK: 0001501697 (see all company filings)

IRS No.: 273181608 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 425
SIC: 2836 Biological Products, (No Diagnostic Substances)
Assistant Director 1

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. (Subject) CIK: 0001501697 (see all company filings)

IRS No.: 273181608 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 425 | Act: 34 | File No.: 001-38295 | Film No.: 181246869
SIC: 2836 Biological Products, (No Diagnostic Substances)
Assistant Director 1