Historical Stock Price
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PTI (PTI) has the following price history information. Looking back at PTI historical stock prices for the last five trading days, on December 16, 2020, PTI opened at $1.17, traded as high as $1.23 and as low as $1.15, and closed at $1.19. Trading volume was a total of 757.50K shares. On December 17, 2020, PTI opened at $1.19, traded as high as $1.23 and as low as $1.13, and closed at $1.15. Trading volume was a total of 769.60K shares. On December 18, 2020, PTI opened at $1.18, traded as high as $1.19 and as low as $1.13, and closed at $1.13. Trading volume was a total of 862.90K shares. On December 21, 2020, PTI opened at $1.13, traded as high as $1.22 and as low as $1.13, and closed at $1.15. Trading volume was a total of 844.50K shares. On December 22, 2020, PTI opened at $1.17, traded as high as $1.20 and as low as $1.10, and closed at $1.11. Trading volume was a total of 2.11M shares.
PTI Historical Stock Prices By Date:
Below, we examine the compound annual growth rate — CAGR for short — of an investment into PTI shares, starting with a $10,000 purchase of PTI, and working forward through the historical stock price information to today.
|
Growth of $10,000.00 Without Dividends Reinvested |
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| Start date: | 02/12/2016 | |
| End date: | 12/22/2020 | |
| Start price/share: | $6.18 | |
| End price/share: | $1.11 | |
| Dividends collected/share: | $0.00 | |
| Total return: | -82.04% | |
| Average Annual Total Return: | -29.75% | |
| Starting investment: | $10,000.00 | |
| Ending investment: | $1,795.72 | |
| Years: | 4.86 | |
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| PTI Historical Price Range | |||||
| Date | Open | High | Low | Close | Volume |
| 12/16/2020 | $1.17 | $1.23 | $1.15 | $1.19 | 757.50K |
| 12/17/2020 | $1.19 | $1.23 | $1.13 | $1.15 | 769.60K |
| 12/18/2020 | $1.18 | $1.19 | $1.13 | $1.13 | 862.90K |
| 12/21/2020 | $1.13 | $1.22 | $1.13 | $1.15 | 844.50K |
| 12/22/2020 | $1.17 | $1.20 | $1.10 | $1.11 | 2.11M |
|
| About PTI |
| Proteostasis Therapeutics is a biopharmaceutical company focused on the discovery and development of therapeutics to treat cystic fibrosis (CF) through theratyping, or the process of matching modulators to individual response to treatment regardless of cystic fibrosis transmembrane conductance regulator (CFTR) mutations. Co.'s CF-focused pipeline consists of CFTR modulators including correctors, potentiators and amplifiers. Upon discovery of amplifiers, a class of CFTR modulators, Co. utilized their mechanism of action as a drug screening tool and identified correctors and potentiators that Co. is developing as combination therapies. |
| PTI Historical Closing Prices | |
| Date | Close |
| 12/16/2020 | $1.19 |
| 12/17/2020 | $1.15 |
| 12/18/2020 | $1.13 |
| 12/21/2020 | $1.15 |
| 12/22/2020 | $1.11 |
| Healthcare Historical Prices |
| PTI is categorized under the Healthcare sector; below are some other companies in the same sector:
PTIE Historical Stock Prices Also explore: PTI shares outstanding history
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