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Ironwood Pharmaceuticals - Class A (IRWD) closed at $4.39 on November 6, 2026, up 8.9% from the previous close, on volume of 3,798,066 shares (30-day average 1,759,607).

Key numbers
  • Last close: $4.39 (November 6, 2026)
  • 52-week range: $1.88 to $5.78
  • Market value: $725.4 million
  • 30-day implied volatility (IV30): 65.2%
  • Option volume: 3,293 contracts (3,273 calls, 20 puts); 30-day average 152

Data as of November 6, 2026.

IRWD Stock Summary and Trading Ideas (Ironwood Pharmaceuticals - Class A | NASDAQ:IRWD)

Charts for Today's Stock Price and Implied Volatility in Ironwood Pharmaceuticals - Class A

Stock Price & Volume | Full Chart

30-Day Implied Volatility | IV30 Full Chart

Trade Ideas for Best Option Strategies for IRWD by Theoretical Edge and Win Rates

Sentiment

Largest Multi-Leg Option Trades (30 Days)

#DateStrategyLegsContracts
1 Nov 6, 2026 Calendar Call Sprd + OTM Call 18-Dec-26 5 C : 19-Feb-27 5 C : 19-Feb-27 7.5 C 3,000

Ranked by contracts: multi-leg trades of 200 or more contracts on one day, through Nov 6, 2026. See the 10 largest for 30, 60 and 90 days

Trading Statistics

Key Ratios

Ironwood Pharmaceuticals - Class A (IRWD) Frequently Asked Questions

What does Ironwood Pharmaceuticals - Class A do?

Ironwood Pharmaceuticals Inc is a biotechnology company developing and commercializing life-changing therapies for people living with gastrointestinal, or GI, and rare diseases. It is focused on the development and commercialization of inventive product opportunities in areas of unmet need, leveraging its demonstrated expertise and capabilities in GI and rare diseases. LINZESS is its commercial product. LINZESS is also available for the treatment of adults with IBS-C or CIC in Mexico, adults with IBS-C or chronic constipation in Japan, and adults with IBS-C in China. Linaclotide is available under the trademarked name CONSTELLA for the treatment of adults with IBS-C or CIC and pediatric patients ages 6-17 years old with FC in Canada, and to adults with IBS-C in certain European countries.

What symbol and exchange does Ironwood Pharmaceuticals - Class A shares trade?

Ironwood Pharmaceuticals - Class A trades on the NASDAQ stock market under the symbol IRWD.

What is Ironwood Pharmaceuticals - Class A stock price doing today?

As of November 9, 2026, IRWD stock price climbed to $4.72 with 2,974,766 million shares trading.

What is Ironwood Pharmaceuticals - Class A's Beta?

IRWD has a beta of 0.45, meaning it tends to be less sensitive to market movements. IRWD has a correlation of 0.00 to the broad based SPY ETF.

How much is Ironwood Pharmaceuticals - Class A worth?

IRWD has a market cap of $781.40 million. This is considered a Small Cap stock.

How much money does Ironwood Pharmaceuticals - Class A make?

Last quarter Ironwood Pharmaceuticals - Class A reported $133 million in Revenue and $.36 earnings per share. This beat revenue expectation by $6 million and exceeded earnings estimates by $.05.

What is the highest and lowest price Ironwood Pharmaceuticals - Class A traded in the last 3 year period?

In the last 3 years, IRWD traded as high as $15.70 and as low as $.53.

What are the top ETFs holding Ironwood Pharmaceuticals - Class A?

The top ETF exchange traded funds that IRWD belongs to (by Net Assets): VTI, IWM, XBI, VXF, IWO.

Is Ironwood Pharmaceuticals - Class A (IRWD) a good investment?

IRWD has outperformed the market in the last year with a price return of +130.2% while the SPY ETF gained +13.4%. IRWD has also outperformed the stock market ETF in the last 3 month and 2 week periods returning +10.8% and +36.4%, respectively, while the SPY returned -1.8% and -1.0%, respectively.

What are the support and resistance levels for Ironwood Pharmaceuticals - Class A (IRWD)?

IRWD support price is $4.25 and resistance is $4.53 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that IRWD shares will trade within this expected range on the day.

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