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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000007332-21-000016
Filing Date
2021-03-01
Accepted
2021-03-01 06:11:57
Documents
167
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 10-K SWN 2020 FORM 10-K swn-20201231.htm   iXBRL 10-K 6241584
2 EX-4.8 swn-20201231xex48.htm EX-4.8 28454
3 EX-4.15 swn-20201231xex415.htm EX-4.15 37642
4 EX-4.16 swn-20201231xex416.htm EX-4.16 27446
5 EX-4.21 swn-20201231xex421.htm EX-4.21 37829
6 EX-4.23 swn-20201231xex423.htm EX-4.23 27451
7 EX-10.14 swn-20201231xex1014.htm EX-10.14 54743
8 EX-10.23 swn-20201231xex1023.htm EX-10.23 32536
9 EX-10.26 swn-20201231xex1026.htm EX-10.26 44346
10 EX-10.38 swn-20201231xex1038.htm EX-10.38 104906
11 EX-10.42 swn-20201231xex1042.htm EX-10.42 85081
12 EX-21.1 swn-20201231xex211.htm EX-21.1 22789
13 EX-23.1 swn-20201231xex231.htm EX-23.1 2356
14 EX-23.2 swn-20201231xex232.htm EX-23.2 4728
15 EX-31.1 swn-20201231xex311.htm EX-31.1 9152
16 EX-31.2 swn-20201231xex312.htm EX-31.2 9160
17 EX-32.1 swn-20201231xex321.htm EX-32.1 5020
18 EX-32.2 swn-20201231xex322.htm EX-32.2 4992
19 EX-95.1 swn-20201231xex951.htm EX-95.1 23237
20 EX-99.1 swn-20201231xex991.htm EX-99.1 35924
26 NSAI HEADER 1 image1.jpg GRAPHIC 22897
27 NSAI FOOTER nsaifooter1.jpg GRAPHIC 11786
28 NSAI HEADER 2 nsaiheader2ndpage1.jpg GRAPHIC 4558
29 NSAI HEADER 3 nsaiheader2ndpage1a.jpg GRAPHIC 4558
30 SWN LOGO swn-20201231_g1.jpg GRAPHIC 89123
31 SWN FORMULA swn-20201231_g2.jpg GRAPHIC 6487
32 SWN 2020 FORM 10-K PDF swn20201231-10k.pdf 10-K 862309
  Complete submission text file 0000007332-21-000016.txt   28672165

Data Files

Seq Description Document Type Size
21 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT swn-20201231.xsd EX-101.SCH 133749
22 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT swn-20201231_cal.xml EX-101.CAL 221740
23 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT swn-20201231_def.xml EX-101.DEF 948488
24 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT swn-20201231_lab.xml EX-101.LAB 1449740
25 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT swn-20201231_pre.xml EX-101.PRE 1225507
33 EXTRACTED XBRL INSTANCE DOCUMENT swn-20201231_htm.xml XML 6152950
Mailing Address 10000 ENERGY DRIVE SPRING TX 77389
Business Address 10000 ENERGY DRIVE SPRING TX 77389 832-796-4700
SOUTHWESTERN ENERGY CO (Filer) CIK: 0000007332 (see all company filings)

IRS No.: 710205415 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-08246 | Film No.: 21693599
SIC: 1311 Crude Petroleum & Natural Gas