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IONS
Ionis Pharmaceuticals, Inc. Common Stock
stock NASDAQ

At Close
Dec 10, 2025 3:59:50 PM EST
78.65USD-0.266%(-0.21)2,647,315
0.00Bid   0.00Ask   0.00Spread
Pre-market
Dec 10, 2025 8:49:30 AM EST
78.86USD0.000%(0.00)38,700
After-hours
Dec 10, 2025 4:04:30 PM EST
77.06USD-2.022%(-1.59)12,017
OverviewOption ChainMax PainOptionsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)ShortsTrendsNewsMore
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Market Cap
12.75B
Headquarters
Carlsbad, California, USA
Industry
Biotechnology
Related
SGMOALNYAZNDGXBMYPFESRPTLXRXXLV
IONS Stats
Avg. Vol. 10 Day
1,977,246
Avg. Vol. 30 Day
2,822,772
Employees
547
Market Cap
12,750,624,217
Shares Out.
161,974,393
On/Off Exchange
48%/52%
6 Month Beta
-0.06
1 Year Beta
0.75
2 Year Beta
0.73
3 Year Beta
0.67
52 Week Low
23.95
52 Week High
83.61
SMA50
73.86
SMA200
47.99
1 Week
-3.81%
1 Month
+13.20%
3 Month
+23.00%
6 Month
+113.68%
1 Year
+105.75%
2 Year
+60.07%
5 Year
+69.73%
Profile
ionis pharmaceuticals, inc., located in the north san diego county city of carlsbad, was founded in 1989 to create advanced, novel medicines to treat complex and challenging diseases. we are the pioneer in the discovery and development of antisense drugs with more than 1300 patents. ionis is a challenging, motivating and rewarding environment designed to foster innovation and scientific excellence. our founding goals have changed little in over 27 years and our success is a direct result of our outstanding employees. we are interested in bringing together individuals with different skill sets into this creative environment to be part of a productive team. join us and experience our unique culture while you develop and expand your career. for more information about ionis and to apply for an open position, please visit our website: www.ionispharma.com.

IONS Stock Summary

Ionis Pharmaceuticals, Inc. Common Stock (NASDAQ:IONS) stock price today is $78.65, and today's volume is 2,647,315. IONS is down -0.266% today. The 30 day average volume is 2,822,772. IONS market cap is 12.75B with 161,974,393 shares outstanding.



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