Biogen Inc. (BIIB) Stock Price History
Historical prices from 2011 to 2026
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BIIB Historical Performance
Short-Term Returns
BIIB Stock Price Trajectory (2011–2026)
As of May 7, 2026, Biogen Inc. (BIIB) trades at $190.68, representing a +63.2% return over the past year. The stock has delivered a -29.9% total return over five years (-6.9% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $480.18 on March 20, 2015. From this peak, BIIB has corrected -60.3%, currently trading 15% above its 200-day moving average, indicating continued institutional support.
When compared to Healthcare sector peers REGN (+29.1% 1Y), VRTX (-5.0% 1Y), and BMRN (-8.5% 1Y), BIIB has outperformed the peer group average. Compare BIIB vs REGN →
BIIB Historical Price Data (2011–2026)
Showing 30 of 3,650 records| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-06 | 190.08 | 191.16 | 188.30 | 190.68 | 662K | +0.82% |
| 2026-05-05 | 187.38 | 189.69 | 186.00 | 189.13 | 450K | +1.03% |
| 2026-05-04 | 186.28 | 187.51 | 185.44 | 187.21 | 373K | +0.08% |
| 2026-05-01 | 189.28 | 190.57 | 186.17 | 187.06 | 681K | -1.17% |
| 2026-04-30 | 195.48 | 195.98 | 187.16 | 189.28 | 1.13M | -2.62% |
| 2026-04-29 | 183.12 | 195.89 | 180.18 | 194.38 | 2.43M | +6.00% |
| 2026-04-28 | 182.45 | 184.41 | 181.89 | 183.38 | 849K | +1.50% |
| 2026-04-27 | 183.16 | 186.15 | 179.15 | 180.67 | 1.10M | -2.01% |
| 2026-04-24 | 186.65 | 186.65 | 183.17 | 184.38 | 686K | -1.86% |
| 2026-04-23 | 189.46 | 190.32 | 187.01 | 187.88 | 750K | -1.15% |
| 2026-04-22 | 189.31 | 192.75 | 188.67 | 190.07 | 1.31M | +2.22% |
| 2026-04-21 | 184.52 | 187.74 | 182.25 | 185.95 | 1.04M | +1.42% |
| 2026-04-20 | 179.54 | 184.26 | 178.94 | 183.34 | 1.19M | +3.38% |
| 2026-04-17 | 177.01 | 178.41 | 175.69 | 177.35 | 1.05M | +0.76% |
| 2026-04-16 | 179.02 | 179.76 | 174.85 | 176.02 | 894K | -2.50% |
| 2026-04-15 | 179.36 | 180.87 | 177.78 | 180.54 | 1.15M | +0.88% |
| 2026-04-14 | 177.70 | 181.77 | 177.45 | 178.96 | 1.55M | +1.47% |
| 2026-04-13 | 172.09 | 176.79 | 171.22 | 176.37 | 1.27M | +1.96% |
| 2026-04-10 | 177.97 | 177.97 | 172.32 | 172.97 | 1.33M | -2.34% |
| 2026-04-09 | 177.81 | 180.06 | 174.97 | 177.11 | 1.23M | -1.55% |
| 2026-04-08 | 178.24 | 180.23 | 176.35 | 179.90 | 1.25M | +2.44% |
| 2026-04-07 | 172.21 | 175.63 | 170.43 | 175.61 | 1.51M | +1.90% |
| 2026-04-06 | 177.00 | 177.33 | 168.64 | 172.34 | 2.05M | -2.82% |
| 2026-04-02 | 181.42 | 182.23 | 176.39 | 177.34 | 1.30M | -3.50% |
| 2026-04-01 | 183.17 | 186.31 | 181.71 | 183.78 | 1.35M | +0.25% |
| 2026-03-31 | 179.46 | 184.57 | 171.37 | 183.33 | 2.64M | -2.26% |
| 2026-03-30 | 186.35 | 190.09 | 185.55 | 187.57 | 768K | +2.03% |
| 2026-03-27 | 191.06 | 191.06 | 183.03 | 183.84 | 901K | -3.78% |
| 2026-03-26 | 189.00 | 192.28 | 188.35 | 191.06 | 879K | +0.99% |
| 2026-03-25 | 184.91 | 189.36 | 184.91 | 189.18 | 751K | +2.85% |
Full BIIB Stock Analysis
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Start ComparisonBIIB — Frequently Asked Questions
Quick answers to the most common questions about buying BIIB stock.
How has BIIB stock performed recently?
BIIB returned +63.2% over the past year, beating its 5-year annualized CAGR of -6.9%. The stock trades above its 200-day moving average, confirming the uptrend.
What is BIIB's all-time high price?
Biogen Inc. reached $480.18 on 2015-03-20. The 52-week high is $202.41. Current 1-year return of +63.2% places the stock closer to historical peaks.
Where can I download BIIB historical price data?
This page provides BIIB daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.