What is the current MACD of BIIB?

As of today, BIIB MACD is $2.97

What is the current MACD signal of BIIB?

As of today, BIIB MACD signal is $1.85

What is the current MACD histogram of BIIB?

As of today, BIIB MACD histogram is $1.12

Biogen Inc. (BIIB) Stock MACD History & Chart Since 1991

MACD

$2.97$0.91+44.12%

August 19, 2026

Summary

Current Value: As of today, BIIB MACD is $2.97, up +44.12% on August 19, 2026
1-Month High: BIIB MACD is currently at its 1-month high
1-Year High: BIIB MACD is currently -63.61% below its 1-year high of $8.17 set on November 28, 2025
1-Month Low: BIIB MACD is +15714.36% above its 1-month low of $0.02 reached on July 27, 2026
1-Year Low: BIIB MACD is +204.41% above its 1-year low of -$2.85 reached on April 13, 2026

MACD Chart

Performance

BIIB Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
MACD	Aug 19, 26	$2.97	+44.1%	+242.6%	+38.1%	+56.9%	+38.3%	+176.9%	+166.4%
MACD Signal	Aug 19, 26	$1.85	+17.8%	+5.9%	-33.5%	-24.0%	+59.0%	+150.8%	+497.1%
MACD Histogram	Aug 19, 26	$1.12	+128.3%	+227.1%	+277.5%	+306.9%	+13.8%	+604.5%	+39.1%
Price	Aug 19, 26	$221.56	+4.2%	+10.8%	+18.0%	+25.9%	+59.4%	-15.2%	-35.2%
14-Day RSI	Aug 19, 26	65.67	+13.2%	+35.4%	+36.8%	+17.8%	+6.5%	+90.5%	+25.5%
ATR	Aug 19, 26	$6.53	+3.8%	-26.2%	+8.4%	+57.3%	+59.3%	+11.3%	-29.7%
Beta	Aug 19, 26	0.25	0.0%	+8.7%	-46.8%	-56.1%	-58.3%	-74.5%	-64.3%
10-Day Volatility	Aug 19, 26	26.84%	+39.6%	-58.9%	-33.8%	+57.3%	-24.7%	+45.5%	+47.5%
50-Day SMA	Aug 19, 26	$204.52	+0.3%	+2.8%	+10.2%	+22.2%	+56.7%	-27.0%	-41.3%
20-Day SMA	Aug 19, 26	$207.17	+0.6%	+1.1%	+8.6%	+17.7%	+56.9%	-23.0%	-38.7%
50-Day EMA	Aug 19, 26	$203.98	+0.3%	+2.5%	+8.9%	+21.4%	+55.6%	-26.5%	-39.2%
20-Day EMA	Aug 19, 26	$208.34	+0.7%	+2.7%	+9.3%	+19.2%	+56.6%	-22.8%	-38.7%

MACD Highs

BIIB MACD Highs Comparison
Period	High	Date	Current
1M	$2.97	Aug 19, 26	at high
3M	$5.46	Jul 2, 26	-45.6%
6M	$5.46	Jul 2, 26	-45.6%
1Y	$8.17	Nov 28, 25	-63.6%
3Y	$8.17	Nov 28, 25	-63.6%
5Y	$15.77	Oct 6, 22	-81.2%
All	$34.96	Jun 15, 21	-91.5%

MACD Lows

BIIB MACD Lows Comparison
Period	Low	Date	Current
1M	$0.02	Jul 27, 26	>+9999.0%
3M	$0.02	Jul 27, 26	>+9999.0%
6M	-$2.85	Apr 13, 26	+204.4%
1Y	-$2.85	Apr 13, 26	+204.4%
3Y	-$8.21	Nov 14, 23	+136.2%
5Y	-$12.83	Dec 7, 21	+123.2%
All	-$25.57	Apr 1, 19	+111.6%

MACD History

Date	Value	Change
Aug 20, 2026	$2.97	+56.9%
Dec 31, 2025	$1.90	+150.2%
Dec 31, 2024	-$3.78	-164.1%
Dec 31, 2023	$5.89	+269.8%
Dec 31, 2022	-$3.47	-71.2%
Dec 31, 2021	-$2.03	-15.8%
Dec 31, 2020	-$1.75	-158.4%
Dec 31, 2019	$3.00	+137.7%
Dec 31, 2018	-$7.95	-1,210.5%
Dec 31, 2017	$0.72	+120.9%
Dec 31, 2016	-$3.43	-167.6%
Dec 31, 2015	$5.07	-0.4%
Dec 31, 2014	$5.09	+42.5%
Dec 31, 2013	$3.57	>+9,900.0%
Dec 31, 2012	$0.02	+130.0%
Dec 31, 2011	-$0.05	-108.4%
Dec 31, 2010	$0.65	-61.3%
Dec 31, 2009	$1.67	+83.3%

Date	Value	Change
Dec 31, 2008	$0.91	+123.8%
Dec 31, 2007	-$3.81	-2,288.4%
Dec 31, 2006	-$0.16	-130.0%
Dec 31, 2005	$0.53	-69.1%
Dec 31, 2004	$1.73	+791.6%
Dec 31, 2003	$0.19	+119.7%
Dec 31, 2002	-$0.98	-185.9%
Dec 31, 2001	$1.14	+71.9%
Dec 31, 2000	$0.67	-79.4%
Dec 31, 1999	$3.23	+453.6%
Dec 31, 1998	$0.58	+642.5%
Dec 31, 1997	-$0.11	-286.1%
Dec 31, 1996	$0.06	-82.6%
Dec 31, 1995	$0.33	+2,282.2%
Dec 31, 1994	-$0.02	+16.0%
Dec 31, 1993	-$0.02	+50.1%
Dec 31, 1992	-$0.04	+37.8%
Dec 31, 1991	-$0.06	-

FAQ

What is the current MACD of BIIB?: As of today, BIIB MACD is $2.97

MACD Formula

MACD = EMA(12) − EMA(26)

MACD Signal

$1.85$0.28+17.82%

August 19, 2026

Summary

Current Value: As of today, BIIB MACD signal is $1.85, up +17.82% on August 19, 2026
1-Month High: BIIB MACD signal is currently -5.97% below its 1-month high of $1.97 set on an earlier date
1-Year High: BIIB MACD signal is currently -74.79% below its 1-year high of $7.35 set on December 5, 2025
1-Month Low: BIIB MACD signal is +185.39% above its 1-month low of $0.65 reached on July 28, 2026
1-Year Low: BIIB MACD signal is +183.21% above its 1-year low of -$2.23 reached on April 17, 2026

Performance

BIIB Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
MACD Signal	Aug 19, 26	$1.85	+17.8%	+5.9%	-33.5%	-24.0%	+59.0%	+150.8%	+497.1%
MACD	Aug 19, 26	$2.97	+44.1%	+242.6%	+38.1%	+56.9%	+38.3%	+176.9%	+166.4%
MACD Histogram	Aug 19, 26	$1.12	+128.3%	+227.1%	+277.5%	+306.9%	+13.8%	+604.5%	+39.1%
Price	Aug 19, 26	$221.56	+4.2%	+10.8%	+18.0%	+25.9%	+59.4%	-15.2%	-35.2%
14-Day RSI	Aug 19, 26	65.67	+13.2%	+35.4%	+36.8%	+17.8%	+6.5%	+90.5%	+25.5%
ATR	Aug 19, 26	$6.53	+3.8%	-26.2%	+8.4%	+57.3%	+59.3%	+11.3%	-29.7%
Beta	Aug 19, 26	0.25	0.0%	+8.7%	-46.8%	-56.1%	-58.3%	-74.5%	-64.3%
10-Day Volatility	Aug 19, 26	26.84%	+39.6%	-58.9%	-33.8%	+57.3%	-24.7%	+45.5%	+47.5%
50-Day SMA	Aug 19, 26	$204.52	+0.3%	+2.8%	+10.2%	+22.2%	+56.7%	-27.0%	-41.3%
20-Day SMA	Aug 19, 26	$207.17	+0.6%	+1.1%	+8.6%	+17.7%	+56.9%	-23.0%	-38.7%
50-Day EMA	Aug 19, 26	$203.98	+0.3%	+2.5%	+8.9%	+21.4%	+55.6%	-26.5%	-39.2%
20-Day EMA	Aug 19, 26	$208.34	+0.7%	+2.7%	+9.3%	+19.2%	+56.6%	-22.8%	-38.7%

MACD Signal Highs

BIIB MACD Signal Highs Comparison
Period	High	Date	Current
1M	$1.97	N/A	-6.0%
3M	$4.24	Jul 7, 26	-56.3%
6M	$4.65	Feb 24, 26	-60.1%
1Y	$7.35	Dec 5, 25	-74.8%
3Y	$7.35	Dec 5, 25	-74.8%
5Y	$13.57	Oct 19, 22	-86.3%
All	$28.76	Jun 21, 21	-93.6%

MACD Signal Lows

BIIB MACD Signal Lows Comparison
Period	Low	Date	Current
1M	$0.65	Jul 28, 26	+185.4%
3M	$0.65	Jul 28, 26	+185.4%
6M	-$2.23	Apr 17, 26	+183.2%
1Y	-$2.23	Apr 17, 26	+183.2%
3Y	-$7.05	Nov 20, 23	+126.3%
5Y	-$11.96	Oct 5, 21	+115.5%
All	-$22.18	Apr 5, 19	+108.3%

MACD Signal History

Date	Value	Change
Aug 20, 2026	$1.85	-24.0%
Dec 31, 2025	$2.44	+152.3%
Dec 31, 2024	-$4.66	-202.1%
Dec 31, 2023	$4.57	+365.6%
Dec 31, 2022	-$1.72	+61.3%
Dec 31, 2021	-$4.44	-118.2%
Dec 31, 2020	-$2.03	-151.1%
Dec 31, 2019	$3.98	+156.0%
Dec 31, 2018	-$7.10	-499.4%
Dec 31, 2017	$1.78	+145.1%
Dec 31, 2016	-$3.95	-215.5%
Dec 31, 2015	$3.42	-44.9%
Dec 31, 2014	$6.20	+23.4%
Dec 31, 2013	$5.02	+429.9%
Dec 31, 2012	$0.95	+1,073.4%
Dec 31, 2011	$0.08	-90.7%
Dec 31, 2010	$0.87	-35.1%
Dec 31, 2009	$1.34	+45.1%

Date	Value	Change
Dec 31, 2008	$0.93	+127.1%
Dec 31, 2007	-$3.42	-2,609.4%
Dec 31, 2006	$0.14	-76.3%
Dec 31, 2005	$0.58	-66.9%
Dec 31, 2004	$1.74	+440.3%
Dec 31, 2003	$0.32	+126.9%
Dec 31, 2002	-$1.20	-192.9%
Dec 31, 2001	$1.29	+2.5%
Dec 31, 2000	$1.26	-41.3%
Dec 31, 1999	$2.14	+260.5%
Dec 31, 1998	$0.59	+542.6%
Dec 31, 1997	-$0.13	-976.5%
Dec 31, 1996	$0.02	-93.8%
Dec 31, 1995	$0.25	+1,828.7%
Dec 31, 1994	-$0.01	-88.2%
Dec 31, 1993	-$0.01	-238.2%
Dec 31, 1992	$0.01	+107.8%
Dec 31, 1991	-$0.07	-

FAQ

What is the current MACD signal of BIIB?: As of today, BIIB MACD signal is $1.85

MACD Signal Formula

Signal = EMA(9) of MACD

MACD Histogram

$1.12$0.63+128.29%

August 19, 2026

Summary

Current Value: As of today, BIIB MACD histogram is $1.12, up +128.29% on August 19, 2026
1-Month High: BIIB MACD histogram is currently at its 1-month high
1-Year High: BIIB MACD histogram is currently -53.17% below its 1-year high of $2.39 set on February 9, 2026
1-Month Low: BIIB MACD histogram is +213.77% above its 1-month low of -$0.99 reached on July 22, 2026
1-Year Low: BIIB MACD histogram is +149.56% above its 1-year low of -$2.26 reached on January 20, 2026

Performance

BIIB Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
MACD Histogram	Aug 19, 26	$1.12	+128.3%	+227.1%	+277.5%	+306.9%	+13.8%	+604.5%	+39.1%
MACD	Aug 19, 26	$2.97	+44.1%	+242.6%	+38.1%	+56.9%	+38.3%	+176.9%	+166.4%
MACD Signal	Aug 19, 26	$1.85	+17.8%	+5.9%	-33.5%	-24.0%	+59.0%	+150.8%	+497.1%
Price	Aug 19, 26	$221.56	+4.2%	+10.8%	+18.0%	+25.9%	+59.4%	-15.2%	-35.2%
14-Day RSI	Aug 19, 26	65.67	+13.2%	+35.4%	+36.8%	+17.8%	+6.5%	+90.5%	+25.5%
ATR	Aug 19, 26	$6.53	+3.8%	-26.2%	+8.4%	+57.3%	+59.3%	+11.3%	-29.7%
Beta	Aug 19, 26	0.25	0.0%	+8.7%	-46.8%	-56.1%	-58.3%	-74.5%	-64.3%
10-Day Volatility	Aug 19, 26	26.84%	+39.6%	-58.9%	-33.8%	+57.3%	-24.7%	+45.5%	+47.5%
50-Day SMA	Aug 19, 26	$204.52	+0.3%	+2.8%	+10.2%	+22.2%	+56.7%	-27.0%	-41.3%
20-Day SMA	Aug 19, 26	$207.17	+0.6%	+1.1%	+8.6%	+17.7%	+56.9%	-23.0%	-38.7%
50-Day EMA	Aug 19, 26	$203.98	+0.3%	+2.5%	+8.9%	+21.4%	+55.6%	-26.5%	-39.2%
20-Day EMA	Aug 19, 26	$208.34	+0.7%	+2.7%	+9.3%	+19.2%	+56.6%	-22.8%	-38.7%

MACD Histogram Highs

BIIB MACD Histogram Highs Comparison
Period	High	Date	Current
1M	$1.12	Aug 19, 26	at high
3M	$1.91	Jun 30, 26	-41.4%
6M	$1.91	Jun 30, 26	-41.4%
1Y	$2.39	Feb 9, 26	-53.2%
3Y	$3.54	Dec 14, 23	-68.3%
5Y	$7.91	Oct 3, 22	-85.8%
All	$16.22	Jun 10, 21	-93.1%

MACD Histogram Lows

BIIB MACD Histogram Lows Comparison
Period	Low	Date	Current
1M	-$0.99	Jul 22, 26	+213.8%
3M	-$1.81	Jul 15, 26	+162.1%
6M	-$1.81	Jul 15, 26	+162.1%
1Y	-$2.26	Jan 20, 26	+149.6%
3Y	-$2.85	Oct 30, 23	+139.3%
5Y	-$5.02	Sep 14, 21	+122.3%
All	-$11.65	Mar 25, 19	+109.6%

MACD Histogram History

Date	Value	Change
Aug 20, 2026	$1.12	+306.8%
Dec 31, 2025	-$0.54	-161.3%
Dec 31, 2024	$0.88	-33.3%
Dec 31, 2023	$1.32	+175.7%
Dec 31, 2022	-$1.75	-172.5%
Dec 31, 2021	$2.41	+746.3%
Dec 31, 2020	$0.29	+128.9%
Dec 31, 2019	-$0.99	-16.3%
Dec 31, 2018	-$0.85	+20.2%
Dec 31, 2017	-$1.06	-304.7%
Dec 31, 2016	$0.52	-68.6%
Dec 31, 2015	$1.65	+249.4%
Dec 31, 2014	-$1.11	+23.6%
Dec 31, 2013	-$1.45	-55.6%
Dec 31, 2012	-$0.93	-589.2%
Dec 31, 2011	-$0.14	+40.3%
Dec 31, 2010	-$0.23	-170.2%
Dec 31, 2009	$0.32	+2,045.8%

Date	Value	Change
Dec 31, 2008	-$0.02	+95.8%
Dec 31, 2007	-$0.39	-33.1%
Dec 31, 2006	-$0.30	-580.5%
Dec 31, 2005	-$0.04	-162.0%
Dec 31, 2004	-$0.02	+87.1%
Dec 31, 2003	-$0.13	-160.1%
Dec 31, 2002	$0.21	+249.4%
Dec 31, 2001	-$0.14	+75.7%
Dec 31, 2000	-$0.59	-154.4%
Dec 31, 1999	$1.09	>+9,900.0%
Dec 31, 1998	-$0.01	-140.8%
Dec 31, 1997	$0.03	-37.0%
Dec 31, 1996	$0.04	-49.8%
Dec 31, 1995	$0.08	+9,488.9%
Dec 31, 1994	-$0.00	+91.4%
Dec 31, 1993	-$0.01	+74.9%
Dec 31, 1992	-$0.04	-451.3%
Dec 31, 1991	$0.01	-

FAQ

What is the current MACD histogram of BIIB?: As of today, BIIB MACD histogram is $1.12

MACD Histogram Formula

Histogram = MACD − Signal

Data Sources & References

BIIB Official Website www.biogen.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/875045/000087504526000013/0000875045-26-000013-index.htm
BIIB Profile on Yahoo Finance finance.yahoo.com/quote/BIIB
BIIB Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/biib