# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001564590-22-010075
Filing Date
2022-03-14
Accepted
2022-03-14 16:06:34
Documents
59
Period of Report
2021-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | abio-10k_20211231.htm iXBRL | 10-K | 2445055
2 | EX-23.1 | abio-ex231_7.htm | EX-23.1 | 2413
3 | EX-31.1 | abio-ex311_6.htm | EX-31.1 | 18812
4 | EX-31.2 | abio-ex312_8.htm | EX-31.2 | 19006
5 | EX-32.1 | abio-ex321_9.htm | EX-32.1 | 10225
6 | GRAPHIC | gp5d3jkc4itx000001.jpg | GRAPHIC | 1063
| Complete submission text file | 0001564590-22-010075.txt |  | 6661393

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
7 | XBRL TAXONOMY EXTENSION SCHEMA | abio-20211231.xsd | EX-101.SCH | 37264
8 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | abio-20211231_cal.xml | EX-101.CAL | 42592
9 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | abio-20211231_def.xml | EX-101.DEF | 103873
10 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | abio-20211231_lab.xml | EX-101.LAB | 366412
11 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | abio-20211231_pre.xml | EX-101.PRE | 252039
53 | EXTRACTED XBRL INSTANCE DOCUMENT | abio-10k_20211231_htm.xml | XML | 859718

Mailing Address 10170 CHURCH RANCH WAY SUITE 100 WESTMINSTER CO 80021
Business Address 10170 CHURCH RANCH WAY SUITE 100 WESTMINSTER CO 80021 7209402200
ARCA biopharma, Inc. (Filer) CIK: 0000907654 (see all company filings)

EIN.: 363855489 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 000-22873 | Film No.: 22736598
SIC: 2835 In Vitro & In Vivo Diagnostic Substances