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NASDAQHealthcare

BIIB

Biogen Inc. Common Stock

$190.12
+4.17+2.24%

Daily close · market data delayed

Atoic Pulse

Our AI's live read on BIIB

Methodology →

Biogen Inc. Common Stock is up 2.24% to $190.12, outpacing the Healthcare sector on light volume — just 0.61× the 20-day average.

  • Outperforming the Healthcare sector by 2.35 points today (−0.10% group vs. +2.24% here)
  • Sitting 86% of the way between 52W low $115.25 and high $202.41
  • Volume is only 0.61× the 20-day average — quieter tape than recent sessions
  • Opened up 1.80% from the prior close of $185.95
Range: $189.35 – 198.55Change: −2.85%
Volume
1D price and volume history
TimePriceVolume
Apr 21, 1:35 PM$195.6921.9K
Apr 21, 1:40 PM$196.3721.6K
Apr 21, 1:45 PM$196.8223.8K
Apr 21, 1:50 PM$196.3818.4K
Apr 21, 1:55 PM$196.8525.1K
Apr 21, 2:00 PM$197.4625.1K
Apr 21, 2:05 PM$197.3019.7K
Apr 21, 2:10 PM$196.9915.7K
Apr 21, 2:15 PM$197.3526.1K
Apr 21, 2:20 PM$197.8012.7K
Apr 21, 2:25 PM$198.3011.0K
Apr 21, 2:30 PM$198.3211.5K
Apr 21, 2:35 PM$198.0619.3K
Apr 21, 2:40 PM$198.5518.1K
Apr 21, 2:45 PM$198.1510.9K
Apr 21, 2:50 PM$198.1122.9K
Apr 21, 2:55 PM$197.7322.3K
Apr 21, 3:00 PM$197.3714.5K
Apr 21, 3:05 PM$197.0216.2K
Apr 21, 3:10 PM$196.8817.0K
Apr 21, 3:15 PM$197.4724.8K
Apr 21, 3:20 PM$197.2620.7K
Apr 21, 3:25 PM$197.1319.5K
Apr 21, 3:30 PM$196.5221.8K
Apr 21, 3:35 PM$195.7824.8K
Apr 21, 3:40 PM$196.2520.0K
Apr 21, 3:45 PM$196.5620.0K
Apr 21, 3:50 PM$197.0923.1K
Apr 21, 3:55 PM$196.5114.0K
Apr 21, 4:00 PM$197.1520.6K
Apr 21, 4:05 PM$197.6822.3K
Apr 21, 4:10 PM$197.1718.2K
Apr 21, 4:15 PM$197.5313.0K
Apr 21, 4:20 PM$196.9526.4K
Apr 21, 4:25 PM$197.4025.7K
Apr 21, 4:30 PM$197.8215.4K
Apr 21, 4:35 PM$197.8023.3K
Apr 21, 4:40 PM$197.2915.6K
Apr 21, 4:45 PM$196.9022.0K
Apr 21, 4:50 PM$197.4015.7K
Apr 21, 4:55 PM$196.7516.8K
Apr 21, 5:00 PM$197.4814.3K
Apr 21, 5:05 PM$197.3820.8K
Apr 21, 5:10 PM$197.1218.9K
Apr 21, 5:15 PM$196.7526.2K
Apr 21, 5:20 PM$196.4312.3K
Apr 21, 5:25 PM$195.9517.1K
Apr 21, 5:30 PM$195.3418.6K
Apr 21, 5:35 PM$194.8815.4K
Apr 21, 5:40 PM$195.2910.2K
Apr 21, 5:45 PM$195.7324.2K
Apr 21, 5:50 PM$195.8511.0K
Apr 21, 5:55 PM$195.9812.2K
Apr 21, 6:00 PM$195.5725.6K
Apr 21, 6:05 PM$195.2111.4K
Apr 21, 6:10 PM$194.5617.7K
Apr 21, 6:15 PM$193.8617.4K
Apr 21, 6:20 PM$193.7819.5K
Apr 21, 6:25 PM$193.1914.2K
Apr 21, 6:30 PM$193.7413.3K
Apr 21, 6:35 PM$193.4425.3K
Apr 21, 6:40 PM$193.2311.7K
Apr 21, 6:45 PM$192.9011.3K
Apr 21, 6:50 PM$192.2322.9K
Apr 21, 6:55 PM$192.4213.9K
Apr 21, 7:00 PM$192.2125.1K
Apr 21, 7:05 PM$191.9015.1K
Apr 21, 7:10 PM$192.2410.6K
Apr 21, 7:15 PM$191.7016.3K
Apr 21, 7:20 PM$190.9719.5K
Apr 21, 7:25 PM$190.3621.6K
Apr 21, 7:30 PM$189.8621.6K
Apr 21, 7:35 PM$190.0812.6K
Apr 21, 7:40 PM$189.3514.9K
Apr 21, 7:45 PM$189.7818.6K
Apr 21, 7:50 PM$190.0918.5K
Apr 21, 7:55 PM$190.5820.5K
Apr 21, 8:00 PM$190.1221.7K

Hover or touch to inspect price and volume. Daily bars for >1M windows; intraday for shorter ones.

Key stats

Previous Close
$185.95
Open
$189.31
Day's Range
$188.67 – 192.75
52-Week Range
$115.25 – 202.41
Volume
791.1K
Avg Volume (20d)
1.3M
Market Cap
$40.00B
Exchange
NASDAQ

Signals firing on BIIB

Live conditions Atoic's detectors match against the tape right now.

Light Volume0.61× avg · 791.1K shares

Volume unusually quiet versus 20-day average.

Gap Up+1.80% gap at open

Open above prior day's high.

Atoic coverage

No articles yet mentioning BIIB. We publish when a signal fires — check back.