Biogen (BIIB) r&d spend was $1.8B in FY2025 (-10% YoY). The tables below show the complete quarterly and annual r&d spend history, sourced from SEC EDGAR 10-K and 10-Q filings.
Annual R&D Spend
Fiscal Year
R&D Spend
YoY
2025
$1.8B
-10%
2024
$2.0B
-19%
2023
$2.4B
+10%
2022
$2.2B
-11%
2021
$2.5B
-37%
2020
$4.0B
+75%
2019
$2.3B
-12%
2018
$2.6B
+15%
2017
$2.3B
+14%
2016
$2.0B
-2%
2015
$2.0B
+6%
2014
$1.9B
+31%
2013
$1.4B
+8%
2012
$1.3B
+9%
2011
$1.2B
-2%
2010
$1.2B
-3%
2009
$1.3B
+20%
2008
$1.1B
+16%
2007
$925M
Recent Quarterly R&D Spend
Quarter
R&D Spend
Q1 2026
$539M
Q4 2025
$509M
Q3 2025
$436M
Q2 2025
$399M
Q1 2025
$434M
Q4 2024
$513M
Q3 2024
$516M
Q2 2024
$505M
Q1 2024
$445M
Q4 2023
$554M
Q3 2023
$736M
Q2 2023
$584M
Source: BIIB on EDGAR. Data from SEC EDGAR 10-K and 10-Q filings. Updated quarterly.