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Acadia Pharmaceuticals (ACAD) closed at $21.23 on November 6, 2026, unchanged from the previous close, on volume of 1,478,302 shares (30-day average 2,012,336).

Key numbers
  • Last close: $21.23 (November 6, 2026)
  • 52-week range: $18.39 to $30.96
  • Market value: $3.6 billion
  • 30-day implied volatility (IV30): 26.8%
  • Option volume: 172 contracts (131 calls, 41 puts); 30-day average 2,130

Data as of November 6, 2026.

ACAD Stock Summary and Trading Ideas (Acadia Pharmaceuticals | NASDAQ:ACAD)

Charts for Today's Stock Price and Implied Volatility in Acadia Pharmaceuticals

6-Nov-2026

Stock Price & Volume | Full Chart

30-Day Implied Volatility | IV30 Full Chart

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

Sentiment

Largest Multi-Leg Option Trades (30 Days)

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1 Oct 15, 2026 Put Spread 16-Oct-2626 : 27 P 5,800
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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

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Acadia Pharmaceuticals (ACAD) Frequently Asked Questions

What does Acadia Pharmaceuticals do?

Acadia Pharmaceuticals Inc is a biopharmaceutical company focused on turning scientific promise into making a difference for underserved neurological and rare disease communities around the world. It has two franchises in neurological and rare diseases. Its neurological disease franchise is anchored by the commercial product NUPLAZID (pimavanserin), which is the first and only drug approved by the U.S. FDA for the treatment of hallucinations and delusions associated with Parkinson's disease psychosis (PDP). Its rare disease is anchored by the commercial product DAYBUE, which is the first and only drug approved for the treatment of Rett syndrome. Its clinical-stage development efforts are focused on Alzheimer's disease psychosis, Lewy Body Dementia psychosis, and multiple other programs.

What symbol and exchange does Acadia Pharmaceuticals shares trade?

Acadia Pharmaceuticals trades on the NASDAQ stock market under the symbol ACAD.

What is Acadia Pharmaceuticals stock price doing today?

As of November 6, 2026, ACAD stock price declined to $21.23 with 1,478,302 million shares trading.

What is Acadia Pharmaceuticals's Beta?

ACAD has a beta of 0.61, meaning it tends to be less sensitive to market movements. ACAD has a correlation of 0.03 to the broad based SPY ETF.

How much is Acadia Pharmaceuticals worth?

ACAD has a market cap of $3.63 billion. This is considered a Mid Cap stock.

How much money does Acadia Pharmaceuticals make?

Last quarter Acadia Pharmaceuticals reported $342 million in Revenue and $.31 earnings per share. This beat revenue expectation by $9 million and exceeded earnings estimates by $.13.

What is the highest and lowest price Acadia Pharmaceuticals traded in the last 3 year period?

In the last 3 years, ACAD traded as high as $32.59 and as low as $13.40.

What are the top ETFs holding Acadia Pharmaceuticals?

The top ETF exchange traded funds that ACAD belongs to (by Net Assets): IJR, VTI, IWM, VB, XBI.

Is Acadia Pharmaceuticals (ACAD) a good investment?

ACAD has underperformed the market in the last year with a return of -1.9%, while the SPY ETF gained +10.8%. In the last 3 month period, ACAD fell short of the market, returning -25.4%, while SPY returned -4.1%. However, in the most recent 2 weeks ACAD has outperformed the stock market by returning +7.6%, while SPY returned -3.2%.

What are the support and resistance levels for Acadia Pharmaceuticals (ACAD)?

ACAD support price is $20.75 and resistance is $21.73 (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 ACAD shares will trade within this expected range on the day.

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