Biotechnology Stocks II: Compare Returns to S&P 500 to PureTech Health plc (PRTC)

Biotechnology Stocks II: Compare Returns of S&P 500 to PureTech Health plc (PRTC)

S&P 500 prices are represented by SPDR® S&P 500® ETF (SPY) prices.

Prices for SPY and the designated stock are monthly closes adjusted for splits and dividends from Alpha Vantage.

Compare Returns for SPY and PRTC
Start DateDec-31-2020Dec-31-2020
Start Price$173.40$54.00
End DateJun-20-2025Jun-20-2025
End Price$594.28$17.44
Number Monthly Prices5555
Min DateSep-30-2022Apr-30-2025
Min Price$343.68$17.26
Max DateJan-31-2025Mar-31-2021
Max Price$598.24$59.13
Total Return69.35%-67.70%
Annualized Return12.18%-21.85%
Current Value of $1,000 Purchase$1,694$323
Number Returns1,4851,485
Average Return19.60%-25.23%
Minimum Return-23.93%-70.81%
Maximum Return74.07%83.22%
Number Profitable Returns1,221246
Percent Profitable Returns82.22%16.57%
Number Unprofitable Returns2641,239
Percent Unprofitable Returns17.78%83.43%
Profitable to Unprofitable Returns Ratio4.630.20




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PRTC Performance Table and Chart

PRTC Dollar-cost Average

PRTC Correlation with S&P 500

PRTC Trendline Chart

PRTC Moving Average Chart

PRTC Stock Return Map - See Patterns of Gains and Losses

PRTC Stock Returns/Purchase Dates