Repligen Corporation (RGEN)

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

The chart shows the growth of an initial investment of $10,000 in Repligen Corporation, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.

Repligen Corporation (RGEN) has returned -28.10% so far this year and -7.40% over the past 12 months. Looking at the last ten years, RGEN has achieved an annualized return of 15.91%, outperforming the S&P 500 Index benchmark, which averaged 12.16% per year.

Based on dividend-adjusted daily data since Mar 26, 1990, RGEN's average daily return is +0.14%, while the average monthly return is +2.21%. At this rate, your investment would double in approximately 2.6 years.

Historically, 50% of months were positive and 50% were negative. The best month was Feb 2000 with a return of +191.8%, while the worst month was Dec 1994 at -44.0%. The longest winning streak lasted 7 consecutive months, and the longest losing streak was 8 months.

On a daily basis, RGEN closed higher 45% of trading days. The best single day was May 4, 1998 with a return of +104.2%, while the worst single day was Jan 5, 2004 at -42.6%.

Repligen Corporation has an annualized alpha of 30.49%, beta of 0.83, and R² of 0.04 versus S&P 500 Index. Calculated based on daily prices since March 27, 1990.

• This stock participated in 106.70% of S&P 500 Index downside but only 98.10% of its upside — more exposed to losses than it benefited from rallies.
• R² of 0.04 means this stock moves largely independently of S&P 500 Index — capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

RGEN ranks 31 for risk / return — below 31% of stocks on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.

The table below present risk-adjusted performance metrics for Repligen Corporation (RGEN) and compare them to a chosen benchmark (S&P 500 Index).

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.

The table below displays the maximum drawdowns of the Repligen Corporation. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the Repligen Corporation was 98.28%, occurring on Jul 17, 1996. Recovery took 4695 trading sessions.

The current Repligen Corporation drawdown is 63.66%.

The chart below shows the rolling one-month volatility.

The chart below illustrates the trends in the financial health of Repligen Corporation over time, highlighting three key metrics: Total Revenue, Earnings Before Interest and Taxes (EBIT), and Net Income.

The Valuation section provides an overview of how Repligen Corporation is priced in the market compared to other companies in the Medical Instruments & Supplies industry. It includes key financial ratios that help investors assess whether the stock is undervalued or overvalued.