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

44.60 +0.22 (+0.50%)
Delayed Quote Updated: 9:48 AM EDT, Oct 20, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 103,218
Open 44.45
Bid (Size) 44.55 (100)
Ask (Size) 44.73 (100)
Prev. Close 44.38
Today's Range 44.01 - 44.69
52wk Range 42.08 - 86.74
Shares Outstanding 141,797,854
Dividend Yield N/A

Performance

52-Week Range 48.6% below 52-week high
44.60
42.0852W Low 86.7452W High
1 Week 0.2% below 1-week high
42.081W Low 44.711W High

Ionis Pharmaceuticals, Inc. - Common Stock (IONS) traded between $42.08 and $86.74 over the past 52 weeks and last traded at $44.60, 48.6% below its 52-week high. Over the past week it ranged between $42.08 and $44.71.

Past 12 Months
+5.2%
-0.7%
-15.8%
-40.4%
-44.0%
-39.4%
1W +$2.22
1M -$0.30
3M -$8.35
6M -$30.27
YTD -$35.07
1Y -$28.95

IONS was -39.4% over the past year, -40.4% over six months, -44.0% year to date, +5.2% in the last week.

12 Months vs Market
IONS
-39.4%
DIA
+11.8%
SPY
+14.0%
QQQ
+16.5%
IWM
+9.9%

Over the past 12 months IONS returned -39.4% versus DIA (Dow) +11.8%, SPY (S&P 500) +14.0%, QQQ (Nasdaq 100) +16.5% and IWM (Russell 2000) +9.9%.

Volume & Liquidity 0.03× 3-mo avg
Today 103,218 3-mo avg 3.3M
1W
2.5M
1M
3.3M
3M
3.3M
6M
2.9M
YTD
2.7M
1Y
2.6M

IONS most recently traded 103,218 shares against a 3-month average daily volume of 3.3M.

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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 44.60
When was Ionis Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Ionis Pharmaceuticals, Inc. - Common Stock was at 10/20/26 09:48 AM ET
What is the market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock is 6.32B
How many shares of Ionis Pharmaceuticals, Inc. - Common Stock are outstanding?
Ionis Pharmaceuticals, Inc. - Common Stock has 6B shares outstanding.
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