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

43.30 -0.86 (-1.95%)
Delayed Quote Updated: 4:00 PM EDT, Oct 8, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 3,109,413
Open 43.76
Bid (Size) 42.81 (500)
Ask (Size) 44.18 (500)
Prev. Close 44.16
Today's Range 42.79 - 44.19
52wk Range 42.63 - 86.74
Shares Outstanding 141,797,854
Dividend Yield N/A

Performance

52-Week Range 50.1% below 52-week high
43.30
42.6352W Low 86.7452W High
1 Week 5.8% below 1-week high
42.631W Low 45.951W High

Ionis Pharmaceuticals, Inc. - Common Stock (IONS) traded between $42.63 and $86.74 over the past 52 weeks and last traded at $43.30, 50.1% below its 52-week high. Over the past week it ranged between $42.63 and $45.95.

Past 12 Months
-1.6%
-23.6%
-48.7%
-42.3%
-45.7%
-37.2%
1W -$0.70
1M -$13.41
3M -$41.16
6M -$31.68
YTD -$36.37
1Y -$25.64

IONS was -37.2% over the past year, -42.3% over six months, -45.7% year to date, -1.6% in the last week.

12 Months vs Market
IONS
-37.2%
DIA
+9.8%
SPY
+15.7%
QQQ
+23.7%
IWM
+13.7%

Over the past 12 months IONS returned -37.2% versus DIA (Dow) +9.8%, SPY (S&P 500) +15.7%, QQQ (Nasdaq 100) +23.7% and IWM (Russell 2000) +13.7%.

Volume & Liquidity 0.83× 3-mo avg
Today 3,109,413 3-mo avg 3.8M
1W
2.5M
1M
4.4M
3M
3.8M
6M
2.8M
YTD
2.7M
1Y
2.6M

IONS most recently traded 3,109,413 shares against a 3-month average daily volume of 3.8M.

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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 43.30
When was Ionis Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Ionis Pharmaceuticals, Inc. - Common Stock was at 10/08/26 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 6.14B
How many shares of Ionis Pharmaceuticals, Inc. - Common Stock are outstanding?
Ionis Pharmaceuticals, Inc. - Common Stock has 6B shares outstanding.
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