Historical Stock Price
OPXA historical stock prices picture
OPXA (OPXA) has the following price history information. Looking back at OPXA historical stock prices for the last five trading days, on September 14, 2017, OPXA opened at $1.00, traded as high as $1.04 and as low as $0.96, and closed at $0.98. Trading volume was a total of 99.50K shares. On September 15, 2017, OPXA opened at $0.97, traded as high as $1.02 and as low as $0.97, and closed at $1.02. Trading volume was a total of 197.70K shares. On September 18, 2017, OPXA opened at $1.00, traded as high as $1.12 and as low as $1.00, and closed at $1.09. Trading volume was a total of 471.30K shares. On September 19, 2017, OPXA opened at $1.10, traded as high as $1.13 and as low as $1.03, and closed at $1.07. Trading volume was a total of 380.10K shares. On September 20, 2017, OPXA opened at $1.15, traded as high as $1.16 and as low as $0.96, and closed at $0.97. Trading volume was a total of 305.20K shares.

OPXA Historical Stock Prices By Date:

OPXA historical cagr picture

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

Growth of $10,000.00
Without Dividends Reinvested

Start date: 04/01/2014
End date: 09/20/2017
Start price/share: $15.36
End price/share: $0.97
Dividends collected/share: $0.00
Total return: -93.68%
Average Annual Total Return: -54.85%
Starting investment: $10,000.00
Ending investment: $631.38
Years: 3.47
Date Open High Low Close Volume
09/14/2017 $1.00 $1.04 $0.96 $0.98 99.50K
09/15/2017 $0.97 $1.02 $0.97 $1.02 197.70K
09/18/2017 $1.00 $1.12 $1.00 $1.09 471.30K
09/19/2017 $1.10 $1.13 $1.03 $1.07 380.10K
09/20/2017 $1.15 $1.16 $0.96 $0.97 305.20K
Acer Therapeutics is a biopharmaceutical company developing a personalized immunotherapy with the potential to treat illnesses, including multiple sclerosis as well as other autoimmune diseases such as neuromyelitis optica (NMO). Co. has been developing OPX-212 as an autologous T-cell immunotherapy for the treatment of NMO. NMO is an autoimmune disorder in which immune system cells and antibodies attack astrocytes causing to the secondary destruction of nerve cells (axons) in the optic nerves and the spinal cord. OPX-212 is specifically tailored to each patient's immune response to a protein, aquaporin-4 expressed by astrocytes, which is the targeted antigen in NMO.
Date Close
09/14/2017$0.98
09/15/2017$1.02
09/18/2017$1.09
09/19/2017$1.07
09/20/2017$0.97
OPXA is categorized under the Healthcare sector; below are some other companies in the same sector:

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