BIIB

BIOGEN INC.

Health Care · Biotechnology

$111.22 sample

-0.98 (-0.87%) 1D

Market cap

$609.0B

Price as of

2026-10-15

Latest filing

8-K · 2026-09-30

Alerts

8

Price$111.22 +6.20% 3M daily closessample

112.20100.85

2026-07-202026-08-112026-09-022026-09-232026-10-15

purchase / approvalsale / rejectionfiling / neutral

Latest events

Filings, trades, FDA; newest first

Oct 08INSInsider sell: Chief Executive Officer
Sep 30SECForm 144 filed
Sep 21SECForm 144 filed
Sep 16INSInsider sell: General Counsel
Sep 07SEC10-Q filed
Sep 02INSInsider buy: 10% owner
Aug 28INSInsider sell: 10% owner
Aug 25INSInsider buy: General Counsel

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Company facts

SEC EDGAR registration

Name: BIOGEN INC.
Sector: Health Care
Industry: Biotechnology
Smart-money score: +36sample, -100 to +100
Reporting currency: USD

Who is positioning in BIIB

sample

Insiders: 22 insider transactions over 90 days, net selling, $895.2M
Congress: No member trades over 90 days
Institutions · 13F: 43 funds hold $4.9B
Activists · 13D/G: No 13D/13G activist filings on record

How are the fundamentals trending?

sample, by period end

Revenue$31.9B +11.6% y/y

Q4 2024Q3 2026

Inventory$18.8B +10.2% y/y

Q4 2024Q3 2026

Accounts receivable$14.4B +8.1% y/y

Q4 2024Q3 2026

Total debt$38.9B +13.0% y/y

Q4 2024Q3 2026

Peers

sample

Sample peer A: $212.4B +0.1% 3M
Sample peer B: $286.2B +2.3% 3M
Sample peer C: $333.9B +1.4% 3M
Sample peer D: $510.6B -1.3% 3M
Sample peer E: $424.6B +6.0% 3M