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Biogen Inc. 
 MA
  SEC # 875045


        
2  Related Registrants:   

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2,538  SEC Filings
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  from  5/21/96  to  4/26/24  (Yesterday)

  List All Filings  or
  Filer / Offerer   Owner / Insider   Issuer / Subject Company   Filing Agent   
 
Most-Recent Filing:    ‘ARS’ — Annual Report to Security Holders — for 12/31/23 — Filed as:  Filer / Offerer 
 
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notifications of all
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Filings
involving  Biogen Inc. 

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Forms
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, Documents
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& Exhibits
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 in  718 Filings
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 Filed as:  Filer / Offerer  or  Owner / Insider


        
Latest Filing  Type    Category    Description        Documents
     
4/26/24 New Document this Past Month!ARSUpdate:  Annual Reports to Security Holders  New Document this Past Month! 12
4/26/24 New Document this Past Month!DEFA14AProxy:  Definitive Additional Proxy Soliciting Materials — Schedule 14A  New Document this Past Month! 82
4/26/24 New Document this Past Month!DEF 14AProxy:  Definitive Proxy Statements — Schedule 14A  New Document this Past Month!  — Financial Reports
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27
4/24/24 New Document this Past Month!10-QUpdate:  Quarterly Reports — Form 10-Q  New Document this Past Month!  — Financial Reports
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88
4/24/24 New Document this Past Month!8-KUpdate:  Current Reports — Form 8-K  New Document this Past Month!  — Press Releases
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& Conference Calls
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 — Financial Reports
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271

8-K Items: 
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9/1/23
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  Business & Operations: 
Entry into a Material Definitive Agreement — Item 1.01 — ‘EX-10’
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31
2/3/20 OLD"Termination of a Material Definitive Agreement — Item 1.02  OLD  — ‘EX-10’
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2
7/23/14 OLD"Mine Safety – Reporting of Shutdowns and Patterns of Violations — Item 1.04  OLD 1
2/2/17 OLD
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  Financial Info: 
Completion of Acquisition or Disposition of Assets — Item 2.01  OLD  — ‘EX-2’
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2
4/24/24 New Document this Past Month!"Results of Operations and Financial Condition — Item 2.02  New Document this Past Month!  — Financial Reports
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84
9/1/23"Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant — Item 2.03 — ‘EX-10’
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4
10/21/15 OLD"Cost Associated with Exit or Disposal Activities — Item 2.05  OLD  — ‘EX-2’
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4
1/16/09 OLD
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  Securities & Trading: 
Material Modifications to Rights of Security Holders — Item 3.03  OLD  — ‘EX-4’
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1
11/8/23
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  Governance & Management: 
Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers — Item 5.02 — List of Directors & Officers
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55
12/12/23"Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year — Item 5.03 — ‘EX-3’
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12
9/28/23"Submission of Matters to a Vote of Security Holders — Item 5.0715
11/10/22 OLD
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  Disclosures: 
Regulation FD Disclosure — Item 7.01  OLD  — ‘EX-99’
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19
9/26/23
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  Events: 
Other Events — Item 8.0159
4/24/24 New Document this Past Month!
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  Financials: 
Financial Statements and Exhibits — Item 9.01  New Document this Past Month!  — Financial Reports
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167

4/12/24 New Document this Past Month!PRE 14AProxy:  Preliminary Proxy Statements — Schedule 14A  New Document this Past Month!  — Financial Reports
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7
2/13/2410-KUpdate:  Annual Reports — Form 10-K — Financial Reports
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28
2/12/24SC 13GOwnership:  Statements of Acquisitions of Beneficial Ownership by “Passive” Investors — Schedule 13G14
9/28/234Ownership:  Statements of Changes in Beneficial Ownership of Securities by Insiders — Form 428
9/28/23SC 13DOwnership:  Statements of Acquisitions of Beneficial Ownership by “Active” Investors — Schedule 13D7
8/7/233Ownership:  Initial Statements of Beneficial Ownership of Securities by Insiders — Form 37
6/13/23DEFR14AProxy:  Definitive Revised Proxy Soliciting Material — Schedule 14A1
7/13/22 OLDEFFECTSEC:  SEC Notices of Effectiveness  OLD 2
7/6/22 OLDPOS AMRegistration:  Post-Effective Amendments of Registration Statements  OLD 2
5/26/22 OLD424B3Registration:  Prospectuses – New Facts or Events  OLD 16
5/24/22 OLDCORRESPComment:  Comment-Response and Other Letters to the SEC  [ a.k.a. COVER ]  OLD  — All Correspondence with the SEC
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24
5/17/22 OLDS-4Registration:  Registration Statements – Securities for Mergers — Form S-4  OLD 5
4/28/20 OLD424B2Registration:  Prospectuses – Primary Offerings and Shelf Securities  OLD 6
4/27/20 OLDFWPRegistration:  Prospectuses – Free Writing  OLD 3
4/24/20 OLDS-3ASRRegistration:  Automatic Shelf Registration Statements by Well-Known Issuers — Form S-3  OLD 3
6/16/17 OLDS-8Registration:  Registration Statements – Securities for Certain Employee Benefit Plans — Form S-8  OLD 16
3/20/17 OLDNO ACTSEC:  SEC No-Action Letters re: Shareholder Proposals  OLD 2
3/29/16 OLDCT ORDERSEC:  SEC Confidential Treatment Orders  OLD 3
12/17/09 OLDSC TO-TOwnership:  Tender-Offer Statements by Third Parties — Schedule TO  OLD 8
4/27/09 OLDDEFC14AProxy:  Definitive Proxy Statements – Contested Solicitations — Schedule 14A  OLD 2
4/22/09 OLDPRER14AProxy:  Preliminary Revised Proxy Soliciting Materials — Schedule 14A  OLD 3
4/1/09 OLDPREC14AProxy:  Preliminary Proxy Statement – Contested Solicitation — Schedule 14A  OLD 1
2/6/09 OLD8-A12GRegistration:  Registration Statements for Certain Classes of Securities — Form 8-A  OLD 3
7/22/08 OLDS-8 POSRegistration:  Post-Effective Amendments of Form S-8 Registrations  OLD 2
7/2/07 OLDSC TO-IOwnership:  Tender-Offer Statements by Issuers — Schedule TO  OLD 4
5/30/07 OLDSC TO-COwnership:  Tender-Offer Communication by an Issuer or Third Party — Schedule TO  OLD 1
8/10/06 OLDNT 10-QUpdate:  Notice of a Late Filing of a Form 10-Q Quarterly Report — Form 12b-25  OLD 1
3/17/05 OLDNT 10-KUpdate:  Notice of a Late Filing of a Form 10-K Annual Report — Form 12b-25  OLD 1
6/28/04 OLD11-KUpdate:  Annual Report by an Employee Stock Purchase, Savings or Similar Plan — Form 11-K  OLD 1
11/12/03 OLDPOS EXRegistration:  Post-Effective Amendment of a Registration Statement – Additional Exhibits  OLD 1
9/24/03 OLD425Registration:  Prospectuses and Communications – Mergers  OLD 17
7/3/02 OLDS-3Registration:  Registration Statements – Securities for Transactions — Form S-3  OLD 12
10/21/99 OLDPRES14AProxy:  Preliminary Proxy Statement – Special Meeting — Schedule 14A  OLD 1
3/31/99 OLD10-K405Update:  Annual Reports — Reg. S-K – Item 405 — Form 10-K  OLD 4
3/12/98 OLDRWRegistration:  Registration Withdrawal Request  OLD 1
8/1/97 OLD8-A12BRegistration:  Registration Statement for a Class of Securities — Form 8-A  OLD 1
6/2/97 OLD8-B12GRegistration:  Registration Statement by a Successor Issuer — Form 8-B  OLD 1
10/8/96 OLD424B4Registration:  Prospectuses – Info Previously Omitted & New Facts or Events  OLD 2
6/21/96 OLD10-CUpdate:  Report of a Change in the Number of Shares Outstanding or an Issuer Name Change by an Issuer of Securities Quoted on the Nasdaq Stock Market — Form 10-C  OLD 1
6/6/96 OLDS-3MEFRegistration:  Registration Statement to Add Securities to a Prior Form S-3 Registration  OLD 1

Letters: 
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4/30/08 OLDCOVERComment-Response or Cover Letter to the SEC  [ a.k.a. CORRESP ]  OLD  — All Correspondence with the SEC1

General Exhibits: 
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2/13/24EX-97Clawback Policy re: Recovery of Erroneously Awarded Compensation1
2/13/24EX-23Consents of Experts and Counsel87
2/13/24EX-4Instruments, Including Indentures, Defining the Rights of Security Holders29
2/13/24EX-10Material Contracts199
2/13/24EX-21Subsidiaries Lists19
12/12/23EX-3Articles of Incorporation/Organization and Bylaws42
7/31/23EX-2Plans of Acquisitions, Reorganizations, Arrangements, Liquidations and Successions6
5/17/22 OLDEX-FILING FEESFiling Fees  OLD 1
5/17/22 OLDEX-5Opinions of Counsel re: Legality  OLD 31
5/17/22 OLDEX-25Statements of Eligibility to Act as a Trustee — Forms T-1 & T-2  OLD 6
4/30/20 OLDEX-1Underwriting Agreements  (and mislabeled “1st Exhibits”)  OLD 10
11/12/03 OLDEX-8Opinions of Counsel re: Tax Matters  OLD 3
3/31/97 OLDEX-13Annual and Quarterly Reports to Security Holders  OLD 4
5/21/96 OLDEX-24Power of Attorney  OLD 1

Additional Exhibits: 
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4/24/24 New Exhibit this Past Month!EX-99Miscellaneous Exhibits, such as Press Releases  New Exhibit this Past Month!  — Press Releases
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& Conference Calls
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218

Financials: 
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4/26/24 New Report this Past Month!XML  &  R#IDEA Financial Reports Info  New Report this Past Month!  — Financial Reports
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5,650
4/26/24 New Exhibit this Past Month!EX-101.*XBRL Data  (XBRL Files)  New Exhibit this Past Month! 522
4/26/24 New Exhibit this Past Month!JSONXBRL Instances as JavaScript Object Notation Data  (JSON Files)  New Exhibit this Past Month! 72
4/26/24 New Folder this Past Month!ZIPXBRL Zipped Folders
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  (Folders of XBRL Files)  New Folder this Past Month! 
109
4/24/24 New Exhibit this Past Month!EX-31Certifications — §302 – SOA’02  New Exhibit this Past Month! 169
4/24/24 New Exhibit this Past Month!EX-32Certifications — §906 – SOA’02  New Exhibit this Past Month! 85
4/24/24 New Workbook this Past Month!EXCELIDEA Workbooks of Financial Reports Info  New Workbook this Past Month!  — Workbooks of Financial Reports
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117
9/8/15 OLDEX-12Statements re: Computations of Ratios  OLD 12
11/25/03 OLDEX-16Letters re: Changes in Accountants  OLD 2
11/3/00 OLDEX-27Financial Data Schedules {Pre-XBRL}  OLD  — Financial Reports
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21

Graphics: 
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4/26/24 New Graphic this Past Month!GRAPHICPhotos, Images and Graphs  New Graphic this Past Month! 2,865


Forms
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, Documents
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& Exhibits
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 in  1,848 Filings
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 Filed re:  Issuer / Subject Company


        
New Filing!  List all Money Managers that own this Security Issuer:  CUSIP 09062X
 

        
Latest Filing  Type    Category    Description        Documents
     
4/3/24 New Document this Past Month!4Ownership:  Statements of Changes in Beneficial Ownership of Securities by Insiders — Form 4  New Document this Past Month! 1,501
4/2/24 New Document this Past Month!144Ownership:  Notices of Proposed Sales of Securities by Insiders — Form 144  New Document this Past Month! 11
2/12/24SC 13GOwnership:  Statements of Acquisitions of Beneficial Ownership by “Passive” Investors — Schedule 13G146
1/9/243Ownership:  Initial Statements of Beneficial Ownership of Securities by Insiders — Form 376
1/27/23 OLD5Ownership:  Annual Statements of Changes in Beneficial Ownership of Securities by Insiders — Form 5  OLD 8
5/28/21 OLDPX14A6GProxy:  Notices of Exempt Non-Management Proxy Solicitations  OLD 4
4/27/20 OLDFWPRegistration:  Prospectuses – Free Writing  OLD 3
6/22/11 OLDSC 13DOwnership:  Statements of Acquisitions of Beneficial Ownership by “Active” Investors — Schedule 13D  OLD 18
3/22/10 OLDDFAN14AProxy:  Definitive Additional Non-Management Proxy Soliciting Materials — Schedule 14A  OLD 14
5/26/09 OLDDFRN14AProxy:  Definitive Revised Non-Management Proxy Statement — Schedule 14A  OLD 1
5/15/09 OLDDEFC14AProxy:  Definitive Proxy Statements – Contested Solicitations — Schedule 14A  OLD 4
4/27/09 OLDCORRESPComment:  Comment-Response and Other Letters to the SEC  [ a.k.a. COVER ]  OLD  — All Correspondence with the SEC
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2
4/27/09 OLDPRRN14AProxy:  Preliminary Revised Non-Management Proxy Soliciting Materials – Contested Solicitations and Other Situations — Schedule 14A  OLD 2
4/9/09 OLDPREC14AProxy:  Preliminary Proxy Statements – Contested Solicitations — Schedule 14A  OLD 3
7/2/07 OLDSC TO-IOwnership:  Tender-Offer Statements by Issuers — Schedule TO  OLD 4
5/30/07 OLDSC TO-COwnership:  Tender-Offer Communication by an Issuer or Third Party — Schedule TO  OLD 1
10/29/03 OLD425Registration:  Prospectuses and Communications – Mergers  OLD 20

Letters: 
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5/23/22 OLDLETTERComment and Other Letters from the SEC  [ a.k.a. UPLOAD ]  OLD  — All Correspondence with the SEC32
5/23/22 OLDTEXT-EXTRACTComment and Other Letters from the SEC – PDFs’ Text  [ a.k.a. LETTER ]  OLD 5

General Exhibits: 
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1/9/24EX-24Powers of Attorney329
5/11/09 OLDEX-19Report Furnished to Security Holders  OLD 1

Additional Exhibits: 
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7/2/07 OLDEX-99Miscellaneous Exhibits, such as Press Releases  OLD 31

Graphics: 
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5/3/18 OLDGRAPHICPhotos, Images and Graphs  OLD 215


        

Filings History

Year    # of Filings
In descending order
2024 56
2023 94
2022 79
2021 83
2020 66
2019 69
2018 72
2017 78
2016 101
2015 109
2014 102
2013 111
2012 113
2011 120
2010 119
2009 152
2008 192
2007 160
2006 132
2005 114
2004 180
2003 97
2002 21
2001 15
2000 22
1999 22
1998 19
1997 21
1996 19

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