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BI

BIOGEN INC.

BIIB Health Care · Pharmaceuticals & Biotechnology
Latest period 2026-06-30 · 38 filings on record
Quarterly TTM Annual
8Q 3Y 5Y 10Y MAX
21-09 → 26-06 20 QUARTERS
SHOWING Discrete quarters as filed — each point is one 10-Q, or a Q4 derived from the 10-K.
Ranked against Health Care · 51 peers

Each grade is a single reported quarter's assessment, never an average — a card shows the grade at the newest quarter in view, so it follows the period and range controls above. Latest scored quarter: 2026-06-30.

Growth 15th pct

▼−5 over range · as of 2026-06-30

Revenue +3.4% YoY, earnings -84.6% YoY · sector avg 66

Quality 35th pct

▲+12 over range · as of 2026-06-30

3.6% net margin, 4% return on equity, 27% free-cash-flow margin, profitable in 7 of last 8 quarters · sector avg 45

Safety 43rd pct

▼−14 over range · as of 2026-06-30

Net debt 3.2x EBITDA, 1.9x current ratio · sector avg 59

OVERVIEWQoQ Δ

Latest quarter · ending 2026-06-30 · green = improving · click a row to chart it

Revenue $2.7B +10.4% Gross margin 71.6% −1.7pp Operating margin — — Net margin 3.6% −9.3pp Net income $97.5M −69.5%
Debt / equity 0.43 +27.3%
EPS (diluted) $0.66 −69.3% EBITDA — —

Filings

21-09 → 26-06 · following the period bar 5 match
ALL 10-K 10-Q Q1 Q2 Q3 FY CLEAR SORT NEWEST ↓
Year Q1Q2Q3FY
2026 10-Q
2025 10-Q 10-Q 10-Q 10-K
2024 10-Q 10-Q 10-Q 10-K
2023 10-Q 10-Q 10-Q 10-K
2022 10-Q 10-Q 10-K
2021 10-Q 10-K
10-K FY 2025 2026-02-06 Pro → 10-K FY 2024 2025-02-12 Pro → 10-K FY 2023 2024-02-14 Pro → 10-K FY 2022 2023-02-15 Pro → 10-K FY 2021 2022-02-03 Pro →

Filing-level fact detail is a Pro feature. The grades and figures above are free. See Pro plans

Trends

Quarter-over-quarter, from cached filings
Revenue
Latest$2.7B QoQ+10.4% Periods20
$2.8B$1.8B$917.0M$021-092021-09-3024-032024-03-3126-062026-06-30
Revenue by period
PeriodPeriod end Revenue
21-092021-09-30 $2.8B
21-122021-12-31 $2.7B
22-032022-03-31 $2.5B
22-062022-06-30 $2.6B
22-092022-09-30 $2.5B
22-122022-12-31 $2.5B
23-032023-03-31 $2.5B
23-062023-06-30 $2.5B
23-092023-09-30 $2.5B
23-122023-12-31 $2.4B
24-032024-03-31 $2.3B
24-062024-06-30 $2.5B
24-092024-09-30 $2.5B
24-122024-12-31 $2.5B
25-032025-03-31 $2.4B
25-062025-06-30 $2.6B
25-092025-09-30 $2.5B
25-122025-12-31 $2.3B
26-032026-03-31 $2.5B
26-062026-06-30 $2.7B
Net income
Latest$97.5M QoQ−69.5% Periods20
$1.1B$725.7M$328.8M-$68.1M21-092021-09-3024-032024-03-3126-062026-06-30
Net income by period
PeriodPeriod end Net income
21-092021-09-30 $329.2M
21-122021-12-31 $368.2M
22-032022-03-31 $303.8M
22-062022-06-30 $1.1B
22-092022-09-30 $1.1B
22-122022-12-31 $550.4M
23-032023-03-31 $387.9M
23-062023-06-30 $591.6M
23-092023-09-30 -$68.1M
23-122023-12-31 $249.7M
24-032024-03-31 $393.4M
24-062024-06-30 $583.6M
24-092024-09-30 $388.5M
24-122024-12-31 $266.7M
25-032025-03-31 $240.5M
25-062025-06-30 $634.8M
25-092025-09-30 $466.5M
25-122025-12-31 -$48.9M
26-032026-03-31 $319.5M
26-062026-06-30 $97.5M
Operating income
Latest— QoQ— Periods3
$794.0M$524.0M$262.0M$021-092021-09-3024-032024-03-3126-062026-06-30
Operating income by period
PeriodPeriod end Operating income
21-092021-09-30 $794.0M
21-122021-12-31 $587.1M
22-032022-03-31 $610.7M
22-062022-06-30 not reported
22-092022-09-30 not reported
22-122022-12-31 not reported
23-032023-03-31 not reported
23-062023-06-30 not reported
23-092023-09-30 not reported
23-122023-12-31 not reported
24-032024-03-31 not reported
24-062024-06-30 not reported
24-092024-09-30 not reported
24-122024-12-31 not reported
25-032025-03-31 not reported
25-062025-06-30 not reported
25-092025-09-30 not reported
25-122025-12-31 not reported
26-032026-03-31 not reported
26-062026-06-30 not reported
ZOOM
09-03 26-06

Grade history

Point-in-time: each period shows the grade of the quarter it ends at — grades are never summed or averaged across a window.

Growth 15 Quality 35 Safety 43
025507510021-092021-09-3024-032024-03-3126-062026-06-30

Hover to read every grade at a period · shared with the trends chart · axis fixed 0–100

Grade history by period
PeriodPeriod end GrowthQualitySafety
21-092021-09-30 not scorednot scorednot scored
21-122021-12-31 not scorednot scorednot scored
22-032022-03-31 not scorednot scorednot scored
22-062022-06-30 not scorednot scorednot scored
22-092022-09-30 not scorednot scorednot scored
22-122022-12-31 not scorednot scorednot scored
23-032023-03-31 not scorednot scorednot scored
23-062023-06-30 not scorednot scorednot scored
23-092023-09-30 202357
23-122023-12-31 133267
24-032024-03-31 294652
24-062024-06-30 294975
24-092024-09-30 485131
24-122024-12-31 384949
25-032025-03-31 384650
25-062025-06-30 484872
25-092025-09-30 445674
25-122025-12-31 42977
26-032026-03-31 414477
26-062026-06-30 153543