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

43.74 -1.54 (-3.39%)
Delayed Quote Updated: 3:55 PM EDT, Oct 12, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 1,148,759
Open 45.37
Bid (Size) 43.73 (200)
Ask (Size) 43.76 (300)
Prev. Close 45.28
Today's Range 43.65 - 45.45
52wk Range 42.63 - 86.74
Shares Outstanding 141,797,854
Dividend Yield N/A

Performance

52-Week Range 49.6% below 52-week high
43.74
42.6352W Low 86.7452W High
1 Week 4.3% below 1-week high
42.631W Low 45.721W High

Ionis Pharmaceuticals, Inc. - Common Stock (IONS) traded between $42.63 and $86.74 over the past 52 weeks and last traded at $43.74, 49.6% below its 52-week high. Over the past week it ranged between $42.63 and $45.72.

Past 12 Months
+0.6%
-19.3%
-22.9%
-41.6%
-45.1%
-38.0%
1W +$0.24
1M -$10.47
3M -$13.01
6M -$31.21
YTD -$35.93
1Y -$26.85

IONS was -38.0% over the past year, -41.6% over six months, -45.1% year to date, +0.6% in the last week.

12 Months vs Market
IONS
-38.0%
DIA
+12.4%
SPY
+17.3%
QQQ
+23.9%
IWM
+13.7%

Over the past 12 months IONS returned -38.0% versus DIA (Dow) +12.4%, SPY (S&P 500) +17.3%, QQQ (Nasdaq 100) +23.9% and IWM (Russell 2000) +13.7%.

Volume & Liquidity 0.34× 3-mo avg
Today 1,148,759 3-mo avg 3.4M
1W
3.3M
1M
4.3M
3M
3.4M
6M
2.9M
YTD
2.7M
1Y
2.6M

IONS most recently traded 1,148,759 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 43.74
When was Ionis Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Ionis Pharmaceuticals, Inc. - Common Stock was at 10/12/26 03:55 PM ET
What is the market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock is 6.20B
How many shares of Ionis Pharmaceuticals, Inc. - Common Stock are outstanding?
Ionis Pharmaceuticals, Inc. - Common Stock has 6B shares outstanding.
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