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Ionis Pharmaceuticals, Inc. - Common Stock (NQ:IONS)

44.90 +0.94 (+2.14%)
Delayed Quote Updated: 4:00 PM EDT, Oct 28, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 1,723,594
Open 43.16
Bid (Size) 44.00 (500)
Ask (Size) 44.97 (100)
Prev. Close 43.96
Today's Range 43.05 - 44.95
52wk Range 42.08 - 86.74
Shares Outstanding 141,797,854
Dividend Yield N/A

Performance

52-Week Range 48.2% below 52-week high
44.90
42.0852W Low 86.7452W High
1 Week 1.9% below 1-week high
42.581W Low 45.761W High

Ionis Pharmaceuticals, Inc. - Common Stock (IONS) traded between $42.08 and $86.74 over the past 52 weeks and last traded at $44.90, 48.2% below its 52-week high. Over the past week it ranged between $42.58 and $45.76.

Past 12 Months
+1.4%
-1.5%
-18.8%
-37.4%
-43.6%
-38.5%
1W +$0.63
1M -$0.67
3M -$10.40
6M -$26.88
YTD -$34.77
1Y -$28.09

IONS was -38.5% over the past year, -37.4% over six months, -43.6% year to date, +1.4% in the last week.

12 Months vs Market
IONS
-38.5%
DIA
+10.4%
SPY
+12.7%
QQQ
+15.5%
IWM
+12.4%

Over the past 12 months IONS returned -38.5% versus DIA (Dow) +10.4%, SPY (S&P 500) +12.7%, QQQ (Nasdaq 100) +15.5% and IWM (Russell 2000) +12.4%.

Volume & Liquidity 0.54× 3-mo avg
Today 1,723,594 3-mo avg 3.2M
1W
3.3M
1M
2.9M
3M
3.2M
6M
3.0M
YTD
2.7M
1Y
2.6M

IONS most recently traded 1,723,594 shares against a 3-month average daily volume of 3.2M.

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Frequently Asked Questions

Is Ionis Pharmaceuticals, Inc. - Common Stock publicly traded?
Yes, Ionis Pharmaceuticals, Inc. - Common Stock is publicly traded.
What exchange does Ionis Pharmaceuticals, Inc. - Common Stock trade on?
Ionis Pharmaceuticals, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Ionis Pharmaceuticals, Inc. - Common Stock?
The ticker symbol for Ionis Pharmaceuticals, Inc. - Common Stock is IONS on the Nasdaq Stock Market
What is the current price of Ionis Pharmaceuticals, Inc. - Common Stock?
The current price of Ionis Pharmaceuticals, Inc. - Common Stock is 44.90
When was Ionis Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Ionis Pharmaceuticals, Inc. - Common Stock was at 10/28/26 04:00 PM ET
What is the market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock is 6.37B
How many shares of Ionis Pharmaceuticals, Inc. - Common Stock are outstanding?
Ionis Pharmaceuticals, Inc. - Common Stock has 6B shares outstanding.
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