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


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Date Open High Low Close Volume
05/05/2017 $0.64 $0.67 $0.63 $0.66 21.90K
05/08/2017 $0.69 $0.72 $0.64 $0.72 20.60K
05/09/2017 $0.71 $0.71 $0.70 $0.70 6.20K
05/10/2017 $0.71 $0.71 $0.63 $0.69 37.40K
05/11/2017 $0.68 $0.71 $0.68 $0.70 2.60K
Capnia develops and commercializes diagnostics, devices and therapeutics. Co.'s commercial product, CoSense End-Tidal Carbon Monoxide Monitor, aids in the detection of excessive hemolysis, a condition in which red blood cells degrade rapidly. Co. also develops and markets pulmonary resuscitation solutions for the inpatient and ambulatory neonatal markets. Co.'s NeoForce, Inc. subsidiary's main product is the NeoPip T-piece resuscitator and related consumable. Co.'s research and development efforts are focused on its Sensalyze Technology Platform, a portfolio of proprietary methods and algorithms which enables CoSense and can be applied to detect a variety of analytes in exhaled breath.
CAPN historical stock prices picture
CAPN (CAPN) has the following price history information. Looking back at CAPN historical stock prices for the last five trading days, on May 05, 2017, CAPN opened at $0.64, traded as high as $0.67 and as low as $0.63, and closed at $0.66. Trading volume was a total of 21.90K shares. On May 08, 2017, CAPN opened at $0.69, traded as high as $0.72 and as low as $0.64, and closed at $0.72. Trading volume was a total of 20.60K shares. On May 09, 2017, CAPN opened at $0.71, traded as high as $0.71 and as low as $0.70, and closed at $0.70. Trading volume was a total of 6.20K shares. On May 10, 2017, CAPN opened at $0.71, traded as high as $0.71 and as low as $0.63, and closed at $0.69. Trading volume was a total of 37.40K shares. On May 11, 2017, CAPN opened at $0.68, traded as high as $0.71 and as low as $0.68, and closed at $0.70. Trading volume was a total of 2.60K shares.

CAPN Historical Stock Prices By Date:

CAPN historical cagr picture

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

Growth of $10,000.00
Without Dividends Reinvested

Start date: 11/14/2014
End date: 05/11/2017
Start price/share: $4.01
End price/share: $0.70
Dividends collected/share: $0.00
Total return: -82.54%
Average Annual Total Return: -50.42%
Starting investment: $10,000.00
Ending investment: $1,745.91
Years: 2.49
Date Close
05/05/2017$0.66
05/08/2017$0.72
05/09/2017$0.70
05/10/2017$0.69
05/11/2017$0.70
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