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

42.66 +0.28 (+0.67%)
Delayed Quote Updated: 12:38 PM EDT, Oct 14, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 590,252
Open 42.22
Bid (Size) 42.64 (200)
Ask (Size) 42.69 (100)
Prev. Close 42.38
Today's Range 42.08 - 43.47
52wk Range 42.36 - 86.74
Shares Outstanding 141,797,854
Dividend Yield N/A

Performance

52-Week Range 50.8% below 52-week high
42.66
42.3652W Low 86.7452W High
1 Week 6.7% below 1-week high
42.361W Low 45.721W High

Ionis Pharmaceuticals, Inc. - Common Stock (IONS) traded between $42.36 and $86.74 over the past 52 weeks and last traded at $42.66, 50.8% below its 52-week high. Over the past week it ranged between $42.36 and $45.72.

Past 12 Months
-3.4%
-17.1%
-22.3%
-44.4%
-46.4%
-39.6%
1W -$1.49
1M -$8.77
3M -$12.27
6M -$34.10
YTD -$37.01
1Y -$27.93

IONS was -39.6% over the past year, -44.4% over six months, -46.4% year to date, -3.4% in the last week.

12 Months vs Market
IONS
-39.6%
DIA
+11.7%
SPY
+16.1%
QQQ
+21.3%
IWM
+11.1%

Over the past 12 months IONS returned -39.6% versus DIA (Dow) +11.7%, SPY (S&P 500) +16.1%, QQQ (Nasdaq 100) +21.3% and IWM (Russell 2000) +11.1%.

Volume & Liquidity 0.18× 3-mo avg
Today 590,252 3-mo avg 3.4M
1W
3.2M
1M
4.2M
3M
3.4M
6M
2.9M
YTD
2.7M
1Y
2.6M

IONS most recently traded 590,252 shares against a 3-month average daily volume of 3.4M.

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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 42.66
When was Ionis Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Ionis Pharmaceuticals, Inc. - Common Stock was at 10/14/26 12:38 PM ET
What is the market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock is 6.05B
How many shares of Ionis Pharmaceuticals, Inc. - Common Stock are outstanding?
Ionis Pharmaceuticals, Inc. - Common Stock has 6B shares outstanding.
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