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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
TTM 16-09 → TTM 26-06 40 TTM POINTS
SHOWING Trailing twelve months — each point sums the four quarters ending there.
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

OVERVIEWvs prior TTM Δ

Trailing twelve months · ending 2026-06-30 · green = improving · click a row to chart it

Revenue $10.0B +0.9% Gross margin 74.0% −1.5pp Operating margin — — Net margin 8.3% −5.5pp Net income $834.6M −39.2%
Debt / equity 0.43 +27.3%
EPS (diluted) — — EBITDA — —

Filings

TTM 16-09 → TTM 26-06 · following the period bar 11 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-Q 10-Q 10-K
2020 10-Q 10-Q 10-Q 10-K
2019 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 → 10-K FY 2020 2021-02-03 Pro →
All 11 filings 10-K FY 2019 2020-02-06 Pro → 10-K FY 2018 2019-02-06 Pro → 10-K FY 2017 2018-02-01 Pro → 10-K FY 2016 2017-02-02 Pro → 10-K FY 2015 2016-02-03 Pro →

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

Trends

Trailing twelve months, rolling one quarter at a time
Revenue
Latest$10.0B vs prior TTM+0.9% Periods40
$14.5B$9.6B$4.8B$0TTM 16-092016-09-30TTM 21-092021-09-30TTM 26-062026-06-30
Revenue by period
PeriodPeriod end Revenue
TTM 16-092016-09-30 $11.4B
TTM 16-122016-12-31 $11.4B
TTM 17-032017-03-31 $11.5B
TTM 17-062017-06-30 $11.7B
TTM 17-092017-09-30 $11.8B
TTM 17-122017-12-31 $12.3B
TTM 18-032018-03-31 $12.6B
TTM 18-062018-06-30 $12.9B
TTM 18-092018-09-30 $13.2B
TTM 18-122018-12-31 $13.5B
TTM 19-032019-03-31 $13.8B
TTM 19-062019-06-30 $14.1B
TTM 19-092019-09-30 $14.2B
TTM 19-122019-12-31 $14.4B
TTM 20-032020-03-31 $14.4B
TTM 20-062020-06-30 $14.5B
TTM 20-092020-09-30 $14.3B
TTM 20-122020-12-31 $13.4B
TTM 21-032021-03-31 $12.6B
TTM 21-062021-06-30 $11.7B
TTM 21-092021-09-30 $11.1B
TTM 21-122021-12-31 $11.0B
TTM 22-032022-03-31 $10.8B
TTM 22-062022-06-30 $10.6B
TTM 22-092022-09-30 $10.4B
TTM 22-122022-12-31 $10.2B
TTM 23-032023-03-31 $10.1B
TTM 23-062023-06-30 $10.0B
TTM 23-092023-09-30 $10.0B
TTM 23-122023-12-31 $9.8B
TTM 24-032024-03-31 $9.7B
TTM 24-062024-06-30 $9.7B
TTM 24-092024-09-30 $9.6B
TTM 24-122024-12-31 $9.7B
TTM 25-032025-03-31 $9.8B
TTM 25-062025-06-30 $10.0B
TTM 25-092025-09-30 $10.1B
TTM 25-122025-12-31 $9.9B
TTM 26-032026-03-31 $9.9B
TTM 26-062026-06-30 $10.0B
Net income
Latest$834.6M vs prior TTM−39.2% Periods40
$5.9B$3.9B$2.0B$0TTM 16-092016-09-30TTM 21-092021-09-30TTM 26-062026-06-30
Net income by period
PeriodPeriod end Net income
TTM 16-092016-09-30 $3.9B
TTM 16-122016-12-31 $3.7B
TTM 17-032017-03-31 $3.5B
TTM 17-062017-06-30 $3.3B
TTM 17-092017-09-30 $3.5B
TTM 17-122017-12-31 $2.5B
TTM 18-032018-03-31 $3.0B
TTM 18-062018-06-30 $3.0B
TTM 18-092018-09-30 $3.2B
TTM 18-122018-12-31 $4.4B
TTM 19-032019-03-31 $4.7B
TTM 19-062019-06-30 $5.3B
TTM 19-092019-09-30 $5.4B
TTM 19-122019-12-31 $5.9B
TTM 20-032020-03-31 $5.9B
TTM 20-062020-06-30 $5.9B
TTM 20-092020-09-30 $5.1B
TTM 20-122020-12-31 $4.0B
TTM 21-032021-03-31 $3.0B
TTM 21-062021-06-30 $1.9B
TTM 21-092021-09-30 $1.5B
TTM 21-122021-12-31 $1.6B
TTM 22-032022-03-31 $1.4B
TTM 22-062022-06-30 $2.1B
TTM 22-092022-09-30 $2.9B
TTM 22-122022-12-31 $3.0B
TTM 23-032023-03-31 $3.1B
TTM 23-062023-06-30 $2.7B
TTM 23-092023-09-30 $1.5B
TTM 23-122023-12-31 $1.2B
TTM 24-032024-03-31 $1.2B
TTM 24-062024-06-30 $1.2B
TTM 24-092024-09-30 $1.6B
TTM 24-122024-12-31 $1.6B
TTM 25-032025-03-31 $1.5B
TTM 25-062025-06-30 $1.5B
TTM 25-092025-09-30 $1.6B
TTM 25-122025-12-31 $1.3B
TTM 26-032026-03-31 $1.4B
TTM 26-062026-06-30 $834.6M
Operating income
Latest— vs prior TTM— Periods10
$7.4B$4.9B$2.4B$0TTM 16-092016-09-30TTM 21-092021-09-30TTM 26-062026-06-30
Operating income by period
PeriodPeriod end Operating income
TTM 16-092016-09-30 not reported
TTM 16-122016-12-31 not reported
TTM 17-032017-03-31 not reported
TTM 17-062017-06-30 not reported
TTM 17-092017-09-30 not reported
TTM 17-122017-12-31 not reported
TTM 18-032018-03-31 not reported
TTM 18-062018-06-30 not reported
TTM 18-092018-09-30 not reported
TTM 18-122018-12-31 not reported
TTM 19-032019-03-31 not reported
TTM 19-062019-06-30 not reported
TTM 19-092019-09-30 not reported
TTM 19-122019-12-31 $7.0B
TTM 20-032020-03-31 $7.4B
TTM 20-062020-06-30 $7.4B
TTM 20-092020-09-30 $6.7B
TTM 20-122020-12-31 $4.6B
TTM 21-032021-03-31 $3.7B
TTM 21-062021-06-30 $2.2B
TTM 21-092021-09-30 $1.9B
TTM 21-122021-12-31 $2.8B
TTM 22-032022-03-31 $2.5B
TTM 22-062022-06-30 not reported
TTM 22-092022-09-30 not reported
TTM 22-122022-12-31 not reported
TTM 23-032023-03-31 not reported
TTM 23-062023-06-30 not reported
TTM 23-092023-09-30 not reported
TTM 23-122023-12-31 not reported
TTM 24-032024-03-31 not reported
TTM 24-062024-06-30 not reported
TTM 24-092024-09-30 not reported
TTM 24-122024-12-31 not reported
TTM 25-032025-03-31 not reported
TTM 25-062025-06-30 not reported
TTM 25-092025-09-30 not reported
TTM 25-122025-12-31 not reported
TTM 26-032026-03-31 not reported
TTM 26-062026-06-30 not reported
ZOOM
TTM 09-12 TTM 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
0255075100TTM 16-092016-09-30TTM 21-092021-09-30TTM 26-062026-06-30

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

Grade history by period
PeriodPeriod end GrowthQualitySafety
TTM 16-092016-09-30 not scorednot scorednot scored
TTM 16-122016-12-31 not scorednot scorednot scored
TTM 17-032017-03-31 not scorednot scorednot scored
TTM 17-062017-06-30 not scorednot scorednot scored
TTM 17-092017-09-30 not scorednot scorednot scored
TTM 17-122017-12-31 not scorednot scorednot scored
TTM 18-032018-03-31 not scorednot scorednot scored
TTM 18-062018-06-30 not scorednot scorednot scored
TTM 18-092018-09-30 not scorednot scorednot scored
TTM 18-122018-12-31 not scorednot scorednot scored
TTM 19-032019-03-31 not scorednot scorednot scored
TTM 19-062019-06-30 not scorednot scorednot scored
TTM 19-092019-09-30 not scorednot scorednot scored
TTM 19-122019-12-31 not scorednot scorednot scored
TTM 20-032020-03-31 not scorednot scorednot scored
TTM 20-062020-06-30 not scorednot scorednot scored
TTM 20-092020-09-30 not scorednot scorednot scored
TTM 20-122020-12-31 not scorednot scorednot scored
TTM 21-032021-03-31 not scorednot scorednot scored
TTM 21-062021-06-30 not scorednot scorednot scored
TTM 21-092021-09-30 not scorednot scorednot scored
TTM 21-122021-12-31 not scorednot scorednot scored
TTM 22-032022-03-31 not scorednot scorednot scored
TTM 22-062022-06-30 not scorednot scorednot scored
TTM 22-092022-09-30 not scorednot scorednot scored
TTM 22-122022-12-31 not scorednot scorednot scored
TTM 23-032023-03-31 not scorednot scorednot scored
TTM 23-062023-06-30 not scorednot scorednot scored
TTM 23-092023-09-30 202357
TTM 23-122023-12-31 133267
TTM 24-032024-03-31 294652
TTM 24-062024-06-30 294975
TTM 24-092024-09-30 485131
TTM 24-122024-12-31 384949
TTM 25-032025-03-31 384650
TTM 25-062025-06-30 484872
TTM 25-092025-09-30 445674
TTM 25-122025-12-31 42977
TTM 26-032026-03-31 414477
TTM 26-062026-06-30 153543