# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000875045-18-000005
Filing Date
2018-02-01
Accepted
2018-02-01 16:35:03
Documents
193
Period of Report
2017-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | biib-20171231x10k.htm | 10-K | 4142574
2 | EXHIBIT 10.10 | biib-20171231xex1010.htm | EX-10.10 | 27576
3 | EXHIBIT 10.11 | biib-20171231xex1011.htm | EX-10.11 | 27456
4 | EXHIBIT 10.28 | biib-20171231xex1028.htm | EX-10.28 | 16293
5 | EXHIBIT 10.31 | biib-20171231xex1031.htm | EX-10.31 | 74606
6 | EXHIBIT 10.32 | biib-20171231xex1032.htm | EX-10.32 | 39717
7 | EXHIBIT 10.33 | biib-20171231xex1033.htm | EX-10.33 | 321097
8 | EXHIBIT 21 | biib-20171231xex21.htm | EX-21 | 59453
9 | EXHIBIT 23 | biib-20171231xex23.htm | EX-23 | 2658
10 | EXHIBIT 31.1 | biib-20171231xex311.htm | EX-31.1 | 13956
11 | EXHIBIT 31.2 | biib-20171231xex312.htm | EX-31.2 | 14299
12 | EXHIBIT 32.1 | biib-20171231xex321.htm | EX-32.1 | 6575
19 |  | acquiredinprocessrdchart.jpg | GRAPHIC | 17454
20 |  | amortofacqintanassetschart.jpg | GRAPHIC | 19882
21 |  | anticd20revenueschart.jpg | GRAPHIC | 45295
22 |  | avonex.jpg | GRAPHIC | 5670
23 |  | benepalia02.jpg | GRAPHIC | 5283
24 |  | biogenidec.jpg | GRAPHIC | 11141
25 |  | biogenlogostandarda06.jpg | GRAPHIC | 95885
26 |  | biosimilarschart.jpg | GRAPHIC | 20890
27 |  | collabprofitsharechart.jpg | GRAPHIC | 18726
28 |  | corporatestrategy.jpg | GRAPHIC | 37006
29 |  | costofsaleschart.jpg | GRAPHIC | 32446
30 |  | equityinlossofinvesteechart.jpg | GRAPHIC | 18186
31 |  | fampyra.jpg | GRAPHIC | 2031
32 |  | financialhighlightschart.jpg | GRAPHIC | 34559
33 |  | flixabi.jpg | GRAPHIC | 5565
34 |  | fumaderm.jpg | GRAPHIC | 3140
35 |  | gazyva.jpg | GRAPHIC | 21759
36 |  | geographicsaleschart.jpg | GRAPHIC | 34372
37 |  | glonfvcontconsideration.jpg | GRAPHIC | 18937
38 |  | incometaxprovisionchart.jpg | GRAPHIC | 35385
39 |  | interferonchart.jpg | GRAPHIC | 36664
40 |  | noncontrollinginterestchart.jpg | GRAPHIC | 19938
41 |  | ocrevusmultiplesclerosislogo.jpg | GRAPHIC | 10027
42 |  | oiechart.jpg | GRAPHIC | 20272
43 |  | otherrevenueschart.jpg | GRAPHIC | 31270
44 |  | part1researchanddevchart.jpg | GRAPHIC | 20758
45 |  | plegridy.jpg | GRAPHIC | 5127
46 |  | principalproductschart.jpg | GRAPHIC | 70489
47 |  | rdpiechart2015.jpg | GRAPHIC | 35703
48 |  | rdpiechart2016.jpg | GRAPHIC | 36799
49 |  | rdpiechart2017.jpg | GRAPHIC | 37393
50 |  | researchanddevelopmentchart.jpg | GRAPHIC | 70608
51 |  | reserveschart.jpg | GRAPHIC | 33492
52 |  | restructuringchargeschart.jpg | GRAPHIC | 19001
53 |  | rituxan.jpg | GRAPHIC | 9985
54 |  | sellinggeneraladminchart.jpg | GRAPHIC | 20779
55 |  | spinrazachart.jpg | GRAPHIC | 24256
56 |  | spinrazalogonewa01.jpg | GRAPHIC | 72059
57 |  | stockperformancechart.jpg | GRAPHIC | 63262
58 |  | tecfidera.jpg | GRAPHIC | 7384
59 |  | tecfiderachart.jpg | GRAPHIC | 35340
60 |  | teclitigationchart.jpg | GRAPHIC | 18080
61 |  | tysabri.jpg | GRAPHIC | 6359
62 |  | tysabrichart.jpg | GRAPHIC | 36944
63 |  | zinbryta.jpg | GRAPHIC | 4850
64 |  | zinbrytachart.jpg | GRAPHIC | 21065
| Complete submission text file | 0000875045-18-000005.txt |  | 22881028

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
13 | XBRL INSTANCE DOCUMENT | biib-20171231.xml | EX-101.INS | 4971313
14 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | biib-20171231.xsd | EX-101.SCH | 120700
15 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | biib-20171231_cal.xml | EX-101.CAL | 152081
16 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | biib-20171231_def.xml | EX-101.DEF | 677137
17 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | biib-20171231_lab.xml | EX-101.LAB | 1576222
18 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | biib-20171231_pre.xml | EX-101.PRE | 1020896

Mailing Address 225 BINNEY STREET CAMBRIDGE MA 02142
Business Address 225 BINNEY STREET CAMBRIDGE MA 02142 7814642000
BIOGEN INC. (Filer) CIK: 0000875045 (see all company filings)

EIN.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 000-19311 | Film No.: 18567291
SIC: 2836 Biological Products, (No Diagnostic Substances)