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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001764925-21-000050
Filing Date
2021-03-19
Accepted
2021-03-19 16:18:45
Documents
137
Period of Report
2021-01-31

Document Format Files

Seq Description Document Type Size
1 10-K work-20210131.htm   iXBRL 10-K 3707195
2 EX-10.11 exhibit1011-1312110xk.htm EX-10.11 16931
3 EX-10.12 exhibit1012-1312110xk.htm EX-10.12 23301
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5 EX-10.15 exhibit1015-1312110xk.htm EX-10.15 19247
6 EX-10.16 exhibit1016-1312110xk.htm EX-10.16 19616
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8 EX-21.1 exhibit211-1312110xk.htm EX-21.1 3766
9 EX-23.1 exhibit231-1312110xk.htm EX-23.1 2984
10 EX-31.1 exhibit311-1312110xk.htm EX-31.1 10659
11 EX-31.2 exhibit312-1312110xk.htm EX-31.2 10636
12 EX-32.1 exhibit321-1312110xk.htm EX-32.1 6481
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35 letterofcredit_pagex51a.jpg GRAPHIC 4505070
36 pagesfrom500howard-slackxed.jpg GRAPHIC 7305445
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40 slackletterhead20161.jpg GRAPHIC 4643
41 slackletterhead20191.jpg GRAPHIC 3934
42 work-20210131_g1.jpg GRAPHIC 50002
  Complete submission text file 0001764925-21-000050.txt   112180405

Data Files

Seq Description Document Type Size
13 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT work-20210131.xsd EX-101.SCH 71147
14 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT work-20210131_cal.xml EX-101.CAL 154697
15 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT work-20210131_def.xml EX-101.DEF 393194
16 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT work-20210131_lab.xml EX-101.LAB 962172
17 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT work-20210131_pre.xml EX-101.PRE 643246
43 EXTRACTED XBRL INSTANCE DOCUMENT work-20210131_htm.xml XML 2074062
Mailing Address 500 HOWARD STREET SAN FRANCISCO CA 94105
Business Address 500 HOWARD STREET SAN FRANCISCO CA 94105 (415) 630-7943
Slack Technologies, Inc. (Filer) CIK: 0001764925 (see all company filings)

IRS No.: 264400325 | State of Incorp.: DE | Fiscal Year End: 0131
Type: 10-K | Act: 34 | File No.: 001-38926 | Film No.: 21758395
SIC: 7372 Services-Prepackaged Software