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Filana Therapeutics (FLNA) closed at $0.43 on November 13, 2026, down 5.1% from the previous close, on volume of 290,853 shares (30-day average 457,691).

Key numbers
  • Last close: $0.43 (November 13, 2026)
  • 52-week range: $0.43 to $2.27
  • Market value: $21.4 million
  • 30-day implied volatility (IV30): 76.5%
  • Option volume: 17 contracts (12 calls, 5 puts); 30-day average 402

Data as of November 13, 2026.

FLNA Stock Summary and Trading Ideas (Filana Therapeutics | NASDAQ:FLNA)

Charts for Today's Stock Price and Implied Volatility in Filana Therapeutics

13-Nov-2026

Stock Price & Volume | Full Chart

30-Day Implied Volatility | IV30 Full Chart

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

Sentiment

Largest Multi-Leg Option Trades (30 Days)

#DateStrategyLegsContracts
1 Nov 9, 2026 ITM Risk Reversal or Strangle 21-Jan-280.5 P : 1 C 280
2-2 The next 1 largest trades are for Premium members. Start a 7-day free trial

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Ranked by contracts: multi-leg trades of 200 or more contracts on one day, through Nov 13, 2026. See the 10 largest for 30, 60 and 90 days

Trading Statistics

Key Ratios

Filana Therapeutics (FLNA) Frequently Asked Questions

What does Filana Therapeutics do?

Filana Therapeutics Inc is a biotechnology company focused on developing novel, investigational therapies to modulate the filamin A protein for the treatment of central nervous system disorders, such as tuberous sclerosis complex (TSC)-related epilepsy, and other diseases associated with dysregulation or overexpression of filamin A. Its therapeutic product candidate, simufilam, is a proprietary small molecule oral treatment drug being studied for the treatment of TSC-related epilepsy.

What symbol and exchange does Filana Therapeutics shares trade?

Filana Therapeutics trades on the NASDAQ stock market under the symbol FLNA.

What is Filana Therapeutics stock price doing today?

As of November 13, 2026, FLNA stock price declined to $0.43 with 290,853 million shares trading.

What is Filana Therapeutics's Beta?

FLNA has a beta of 2.18, meaning it tends to be more sensitive to market movements. FLNA has a correlation of 0.15 to the broad based SPY ETF.

How much is Filana Therapeutics worth?

FLNA has a market cap of $21.38 million. This is considered a Sub-Micro Cap stock.

What are the top ETFs holding Filana Therapeutics?

The top ETF exchange traded funds that FLNA belongs to (by Net Assets): VTI, VXF, VHT, IWC.

What are the support and resistance levels for Filana Therapeutics (FLNA)?

FLNA support price is $.42 and resistance is $.47 (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 FLNA shares will trade within this expected range on the day.

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