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

42.94 -1.18 (-2.67%)
Delayed Quote Updated: 4:00 PM EDT, Oct 16, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 1,674,886
Open 44.53
Bid (Size) 42.52 (500)
Ask (Size) 45.35 (400)
Prev. Close 44.12
Today's Range 42.80 - 44.65
52wk Range 42.08 - 86.74
Shares Outstanding 141,797,854
Dividend Yield N/A

Performance

52-Week Range 50.5% below 52-week high
42.94
42.0852W Low 86.7452W High
1 Week 5.5% below 1-week high
42.081W Low 45.451W High

Ionis Pharmaceuticals, Inc. - Common Stock (IONS) traded between $42.08 and $86.74 over the past 52 weeks and last traded at $42.94, 50.5% below its 52-week high. Over the past week it ranged between $42.08 and $45.45.

Past 12 Months
-1.7%
-4.2%
-21.1%
-43.3%
-46.1%
-41.2%
1W -$0.73
1M -$1.90
3M -$11.45
6M -$32.77
YTD -$36.73
1Y -$30.13

IONS was -41.2% over the past year, -43.3% over six months, -46.1% year to date, -1.7% in the last week.

12 Months vs Market
IONS
-41.2%
DIA
+13.0%
SPY
+15.5%
QQQ
+18.3%
IWM
+10.4%

Over the past 12 months IONS returned -41.2% versus DIA (Dow) +13.0%, SPY (S&P 500) +15.5%, QQQ (Nasdaq 100) +18.3% and IWM (Russell 2000) +10.4%.

Volume & Liquidity 0.51× 3-mo avg
Today 1,674,886 3-mo avg 3.3M
1W
2.2M
1M
3.8M
3M
3.3M
6M
2.9M
YTD
2.7M
1Y
2.6M

IONS most recently traded 1,674,886 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 42.94
When was Ionis Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Ionis Pharmaceuticals, Inc. - Common Stock was at 10/16/26 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 6.09B
How many shares of Ionis Pharmaceuticals, Inc. - Common Stock are outstanding?
Ionis Pharmaceuticals, Inc. - Common Stock has 6B shares outstanding.
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