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IONS
Ionis Pharmaceuticals, Inc. Common Stock
stock NASDAQ

At Close
Jan 23, 2026 3:59:57 PM EST
80.28USD-1.846%(-1.51)2,153,222
0.00Bid   0.00Ask   0.00Spread
Pre-market
Jan 20, 2026 9:13:30 AM EST
76.00USD-7.079%(-5.79)0
After-hours
Jan 23, 2026 4:00:30 PM EST
80.29USD+0.006%(+0.01)4,702
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
13.01B
Headquarters
Carlsbad, California, USA
Industry
Biotechnology
Next Earnings
Feb 18, 2026 (25d)
Related
SGMOALNYAZNDGXBMYPFESRPTLXRXXLV
IONS Stats
Avg. Vol. 10 Day
2,654,453
Avg. Vol. 30 Day
2,113,419
Employees
547
Market Cap
13,006,543,758
Shares Out.
161,974,393
On/Off Exchange
48%/52%
6 Month Beta
-0.10
1 Year Beta
0.72
2 Year Beta
0.71
3 Year Beta
0.69
52 Week Low
23.95
52 Week High
86.15
SMA50
78.58
SMA200
54.89
1 Week
+5.20%
1 Month
-0.04%
3 Month
+12.31%
6 Month
+89.48%
1 Year
+133.02%
2 Year
+54.99%
5 Year
+30.04%
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 $80.28, and today's volume is 2,153,222. IONS is down -1.846% today. The 30 day average volume is 2,113,419. IONS market cap is 13.01B with 161,974,393 shares outstanding.



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