Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition


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Date Open High Low Close Volume
05/05/2025 $24.78 $24.83 $24.18 $24.30 806.70K
05/06/2025 $24.01 $24.18 $22.94 $23.06 1.25M
05/07/2025 $23.10 $23.59 $23.00 $23.46 1.34M
05/08/2025 $23.17 $23.17 $20.80 $22.76 2.68M
05/09/2025 $23.06 $23.70 $22.89 $23.37 1.55M
Catalyst Pharmaceuticals, Inc. is a commercial-stage biopharmaceutical company focused on developing and commercializing first-in-class medicines for rare and difficult-to-treat diseases. Its flagship product, FIRDAPSE (amifampridine) tablets, is approved for treating Lambert-Eaton Myasthenic Syndrome (LEMS) in adults and children aged six to seventeen. The company also markets FYCOMPA (perampanel) CIII for treating focal onset seizures and primary generalized tonic-clonic seizures in people with epilepsy. Additionally, its portfolio includes AGAMREE (vamorolone), an oral suspension for treating Duchenne Muscular Dystrophy (DMD), which is a corticosteroid treatment for DMD patients.
CPRX historical stock prices picture
Catalyst Pharmaceuticals (CPRX) has the following price history information. Looking back at CPRX historical stock prices for the last five trading days, on May 05, 2025, CPRX opened at $24.78, traded as high as $24.83 and as low as $24.18, and closed at $24.30. Trading volume was a total of 806.70K shares. On May 06, 2025, CPRX opened at $24.01, traded as high as $24.18 and as low as $22.94, and closed at $23.06. Trading volume was a total of 1.25M shares. On May 07, 2025, CPRX opened at $23.10, traded as high as $23.59 and as low as $23.00, and closed at $23.46. Trading volume was a total of 1.34M shares. On May 08, 2025, CPRX opened at $23.17, traded as high as $23.17 and as low as $20.80, and closed at $22.76. Trading volume was a total of 2.68M shares. On May 09, 2025, CPRX opened at $23.06, traded as high as $23.70 and as low as $22.89, and closed at $23.37. Trading volume was a total of 1.55M shares.

CPRX Historical Stock Prices By Date:

CPRX historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Catalyst Pharmaceuticals shares, starting with a $10,000 purchase of CPRX, and working forward through the historical stock price information to today.

Growth of $10,000.00
Without Dividends Reinvested

Start date: 05/13/2015
End date: 05/09/2025
Start price/share: $3.27
End price/share: $23.37
Dividends collected/share: $0.00
Total return: 614.68%
Average Annual Total Return: 21.74%
Starting investment: $10,000.00
Ending investment: $71,465.91
Years: 10.00
Date Close
05/05/2025$24.30
05/06/2025$23.06
05/07/2025$23.46
05/08/2025$22.76
05/09/2025$23.37
CPRX is categorized under the Healthcare sector; below are some other companies in the same sector:

CPXX Historical Stock Prices
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CRIS Historical Stock Prices
CRL Historical Stock Prices
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Also explore: CPRX shares outstanding history

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