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

45.28 +0.90 (+2.03%)
Delayed Quote Updated: 11:40 AM EDT, Oct 20, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 494,369
Open 44.45
Bid (Size) 45.22 (100)
Ask (Size) 45.34 (300)
Prev. Close 44.38
Today's Range 44.01 - 45.31
52wk Range 42.08 - 86.74
Shares Outstanding 141,797,854
Dividend Yield N/A

Performance

52-Week Range 47.8% below 52-week high
45.28
42.0852W Low 86.7452W High
1 Week
42.081W Low 44.711W High

Ionis Pharmaceuticals, Inc. - Common Stock (IONS) traded between $42.08 and $86.74 over the past 52 weeks and last traded at $45.28, 47.8% below its 52-week high. Over the past week it ranged between $42.08 and $44.71.

Past 12 Months
+6.8%
+0.9%
-14.5%
-39.5%
-43.2%
-38.4%
1W +$2.90
1M +$0.38
3M -$7.67
6M -$29.59
YTD -$34.39
1Y -$28.27

IONS was -38.4% over the past year, -39.5% over six months, -43.2% year to date, +6.8% in the last week.

12 Months vs Market
IONS
-38.4%
DIA
+12.2%
SPY
+14.5%
QQQ
+17.4%
IWM
+11.1%

Over the past 12 months IONS returned -38.4% versus DIA (Dow) +12.2%, SPY (S&P 500) +14.5%, QQQ (Nasdaq 100) +17.4% and IWM (Russell 2000) +11.1%.

Volume & Liquidity 0.15× 3-mo avg
Today 494,369 3-mo avg 3.3M
1W
2.5M
1M
3.3M
3M
3.3M
6M
2.9M
YTD
2.7M
1Y
2.6M

IONS most recently traded 494,369 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 45.28
When was Ionis Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Ionis Pharmaceuticals, Inc. - Common Stock was at 10/20/26 11:40 AM ET
What is the market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock is 6.42B
How many shares of Ionis Pharmaceuticals, Inc. - Common Stock are outstanding?
Ionis Pharmaceuticals, Inc. - Common Stock has 6B shares outstanding.
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