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

43.66 -0.50 (-1.13%)
Delayed Quote Updated: 9:38 AM EDT, Oct 8, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 80,121
Open 43.76
Bid (Size) 43.41 (100)
Ask (Size) 43.74 (300)
Prev. Close 44.16
Today's Range 43.33 - 43.83
52wk Range 42.63 - 86.74
Shares Outstanding 141,797,854
Dividend Yield N/A

Performance

52-Week Range 49.7% below 52-week high
43.66
42.6352W Low 86.7452W High
1 Week 5.0% 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 $43.66, 49.7% below its 52-week high. Over the past week it ranged between $42.63 and $45.95.

Past 12 Months
-0.8%
-23.0%
-48.3%
-41.8%
-45.2%
-36.7%
1W -$0.34
1M -$13.05
3M -$40.80
6M -$31.32
YTD -$36.01
1Y -$25.28

IONS was -36.7% over the past year, -41.8% over six months, -45.2% year to date, -0.8% in the last week.

12 Months vs Market
IONS
-36.7%
DIA
+9.4%
SPY
+15.8%
QQQ
+24.7%
IWM
+13.0%

Over the past 12 months IONS returned -36.7% versus DIA (Dow) +9.4%, SPY (S&P 500) +15.8%, QQQ (Nasdaq 100) +24.7% and IWM (Russell 2000) +13.0%.

Volume & Liquidity 0.02× 3-mo avg
Today 80,121 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 80,121 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 43.66
When was Ionis Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Ionis Pharmaceuticals, Inc. - Common Stock was at 10/08/26 09:38 AM ET
What is the market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock is 6.19B
How many shares of Ionis Pharmaceuticals, Inc. - Common Stock are outstanding?
Ionis Pharmaceuticals, Inc. - Common Stock has 6B shares outstanding.
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