Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000950170-22-001958
Filing Date
2022-02-24
Accepted
2022-02-24 16:06:04
Documents
83
Period of Report
2021-12-31

Document Format Files

Seq Description Document Type Size
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2 EX-4.1 cycn-ex4_1.htm EX-4.1 33309
3 EX-21.1 cycn-ex21_1.htm EX-21.1 2171
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8 EX-32.2 cycn-ex32_2.htm EX-32.2 9246
9 GRAPHIC img149660584_0.jpg GRAPHIC 22763
  Complete submission text file 0000950170-22-001958.txt   10100616

Data Files

Seq Description Document Type Size
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11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT cycn-20211231_pre.xml EX-101.PRE 454660
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77 EXTRACTED XBRL INSTANCE DOCUMENT cycn-20211231_htm.xml XML 1773833
Mailing Address 301 BINNEY STREET CAMBRIDGE MA 02142
Business Address 301 BINNEY STREET CAMBRIDGE MA 02142 617-621-7722
Cyclerion Therapeutics, Inc. (Filer) CIK: 0001755237 (see all company filings)

EIN.: 831895370 | State of Incorp.: MA | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-38787 | Film No.: 22670886
SIC: 2834 Pharmaceutical Preparations