Repligen Stock Price History

RGEN Stock  USD 149.37  7.00  4.48%   
Below is the normalized historical share price chart for Repligen extending back to April 29, 1986. This chart has been adjusted for all splits and dividends and is plotted against all major global economic recessions. As of today, the current price of Repligen stands at 149.37, as last reported on the 31st of January, with the highest price reaching 158.95 and the lowest price hitting 149.37 during the day.
IPO Date
26th of March 1990
200 Day MA
138.7229
50 Day MA
163.6122
Beta
1.122
 
Black Monday
 
Oil Shock
 
Dot-com Bubble
 
Housing Crash
 
Credit Downgrade
 
Yuan Drop
 
Covid
 
Interest Hikes
If you're considering investing in Repligen Stock, it is important to understand the factors that can impact its price. As of now, Repligen Stock is very steady. Repligen maintains Sharpe Ratio (i.e., Efficiency) of close to zero, which implies the firm had a close to zero % return per unit of risk over the last 3 months. We have found twenty-four technical indicators for Repligen, which you can use to evaluate the volatility of the company. Please check Repligen's Coefficient Of Variation of (3,189), variance of 4.9, and Risk Adjusted Performance of (0.02) to confirm if the risk estimate we provide is consistent with the expected return of 0.0135%.
At this time, Repligen's Total Stockholder Equity is very stable compared to the past year. As of the 31st of January 2026, Common Stock Shares Outstanding is likely to grow to about 67.5 M, while Common Stock Total Equity is likely to drop about 389.2 K. . As of the 31st of January 2026, Price To Sales Ratio is likely to drop to 10.05. In addition to that, Price Earnings Ratio is likely to grow to -344.77. Repligen Stock price history is provided at the adjusted basis, taking into account all of the recent filings.

Sharpe Ratio = 0.0063

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Negative ReturnsRGEN
Based on monthly moving average Repligen is not performing at its full potential. However, if added to a well diversified portfolio the total return can be enhanced and market risk can be reduced. You can increase risk-adjusted return of Repligen by adding Repligen to a well-diversified portfolio.
Price Book
4.2255
Enterprise Value Ebitda
72.2427
Price Sales
12.4344
Shares Float
52.7 M
Wall Street Target Price
190.8889

Repligen Stock Price History Chart

There are several ways to analyze Repligen Stock price data. The simplest method is using a basic Repligen candlestick price chart, which shows Repligen price history and the buying and selling dynamics of a specified period. Many traders also use subjective judgment to their trading calls, avoiding the need to trade based on technical analysis.
Highest PriceJanuary 6, 2026172.26
Lowest PriceNovember 7, 2025142.82

Repligen January 31, 2026 Stock Price Synopsis

Various analyses of Repligen's daily price changes, such as its Balance Of Power or Price Action, are crucial when deciding whether to buy, hold, or sell Repligen Stock. It can be used to describe the percentage change in the price of Repligen from one trading day to the next and could be a valuable metric for traders and investors to gauge the volatility and momentum of Repligen Stock.
Repligen Price Action Indicator(8.29)
Repligen Price Rate Of Daily Change 0.96 
Repligen Price Daily Balance Of Power(0.73)

Repligen January 31, 2026 Stock Price Analysis

When benchmark price declines in a down market, there may be an uptick in Repligen Stock price where buyers come in believing the asset is cheap or selling overdone. The opposite is true when the market is bullish. You can use Repligen intraday prices and daily technical indicators to check the level of noise trading in Repligen Stock and then apply it to test your longer-term investment strategies against Repligen.

Repligen Stock Price History Data

The price series of Repligen for the period between Sun, Nov 2, 2025 and Sat, Jan 31, 2026 has a statistical range of 29.44 with a coefficient of variation of 4.81. The price distribution for the period has arithmetic mean of 160.49. The median price for the last 90 days is 162.38. The company had dividends distributed to its stock-holders on 2010-10-29.
OpenHighLowCloseVolume
01/31/2026
 156.37  158.95  149.37  149.37 
01/29/2026
 158.95  158.95  152.45  156.37  725,826 
01/28/2026
 161.36  162.98  157.77  160.05  438,821 
01/27/2026
 162.26  164.94  160.26  163.63  455,128 
01/26/2026
 163.41  166.78  161.76  163.34  496,795 
01/23/2026
 167.67  169.78  160.22  162.33  674,061 
01/22/2026 170.81  174.87  166.40  167.93  547,613 
01/21/2026
 165.26  170.67  165.18  169.97  738,316 
01/20/2026
 159.54  165.60  157.29  163.33  476,844 
01/16/2026
 162.29  165.30  160.45  162.02  610,069 
01/15/2026
 162.06  165.03  158.80  161.69  747,784 
01/14/2026 167.50  168.25  158.91  162.03  877,944 
01/13/2026
 170.04  172.51  160.57  167.31  999,717 
01/12/2026 167.77  170.07  164.74  168.40  509,023 
01/09/2026 167.49  169.56  164.29  166.82  396,126 
01/08/2026
 166.87  168.66  164.19  166.42  664,012 
01/07/2026
 172.66  175.00  167.86  169.05  911,359 
01/06/2026 169.44  175.77  169.36  172.26  696,826 
01/05/2026
 164.53  170.65  164.53  169.44  567,980 
01/02/2026
 163.53  167.51  162.21  164.35  639,918 
12/31/2025 166.41  167.09  163.47  163.86  450,364 
12/30/2025
 164.93  167.09  162.02  166.59  319,440 
12/29/2025
 165.04  167.65  161.41  165.73  367,083 
12/26/2025
 165.15  166.24  163.85  166.21  250,977 
12/24/2025 166.67  166.67  164.50  165.66  232,577 
12/23/2025
 164.00  166.97  162.53  166.36  558,313 
12/22/2025
 162.19  167.74  161.73  165.58  513,893 
12/19/2025 158.32  163.00  158.32  162.38  1,071,562 
12/18/2025
 160.13  162.29  156.72  157.72  748,695 
12/17/2025
 156.81  161.08  156.56  156.92  571,250 
12/16/2025
 160.00  160.99  156.01  158.09  671,006 
12/15/2025
 159.86  160.91  157.01  160.58  581,253 
12/12/2025
 161.26  162.06  156.31  157.39  660,600 
12/11/2025
 163.65  164.60  161.17  161.66  569,167 
12/10/2025
 161.99  165.02  160.54  163.80  580,115 
12/09/2025
 160.55  164.15  160.50  160.67  684,663 
12/08/2025
 163.68  164.54  160.11  160.81  520,601 
12/05/2025 166.21  167.20  163.87  164.98  499,493 
12/04/2025 165.51  167.67  161.67  165.76  599,190 
12/03/2025
 165.39  170.40  165.04  166.52  915,689 
12/02/2025
 166.11  168.28  163.23  165.02  800,551 
12/01/2025
 168.57  171.01  165.84  166.35  989,863 
11/28/2025
 174.01  174.01  168.70  171.02  388,207 
11/26/2025
 171.82  172.61  168.79  171.18  498,847 
11/25/2025
 167.17  173.65  167.11  171.76  888,789 
11/24/2025
 161.38  167.97  160.65  167.26  946,824 
11/21/2025
 156.50  164.39  155.72  162.51  892,067 
11/20/2025
 156.76  159.78  153.58  154.36  654,008 
11/19/2025
 152.09  155.82  150.26  155.08  693,849 
11/18/2025 147.74  153.73  146.56  153.06  523,855 
11/17/2025
 152.32  154.82  148.45  149.00  718,545 
11/14/2025
 144.81  154.79  144.81  152.37  1,586,322 
11/13/2025 155.19  157.90  150.47  150.56  904,347 
11/12/2025
 152.62  158.74  152.62  158.01  1,386,660 
11/11/2025
 145.32  155.13  145.32  153.44  1,088,914 
11/10/2025
 144.40  151.10  144.40  145.66  896,249 
11/07/2025
 144.64  144.64  139.40  142.82  662,960 
11/06/2025
 145.35  147.00  141.63  144.98  496,622 
11/05/2025
 146.41  148.65  144.02  145.84  679,858 
11/04/2025
 149.06  151.31  146.00  146.93  619,010 
11/03/2025
 147.52  150.84  146.42  150.17  770,576 

About Repligen Stock history

Repligen investors dedicate a lot of time and effort to gaining insight into how a market's past behavior relates to its future. Access to timely market data for Repligen is vital when making an investment decision, and regardless of whether you use fundamental or technical analysis, your return on investment in Repligen will depend on recognizing future opportunities and eliminating past mistakes. Historical data analysis is the study of market behavior over a given time. Recorded market-related data such as price, volatility, and volume can be quantified and studied over a defined period. Through a detailed examination of a market's past behavior, traders and investors can gain perspective on the inner workings of that market. The information obtained throughout analyzing Repligen stock prices may prove useful in developing a viable investing in Repligen
Last ReportedProjected for Next Year
Common Stock Shares Outstanding64.3 M67.5 M
Net Income Applicable To Common Shares213.9 M224.5 M

Repligen Quarterly Net Working Capital

965.35 Million

Repligen Stock Technical Analysis

Repligen technical stock analysis exercises models and trading practices based on price and volume transformations, such as the moving averages, relative strength index, regressions, price and return correlations, business cycles, stock market cycles, or different charting patterns.
A focus of Repligen technical analysis is to determine if market prices reflect all relevant information impacting that market. A technical analyst looks at the history of Repligen trading pattern rather than external drivers such as economic, fundamental, or social events. It is believed that price action tends to repeat itself due to investors' collective, patterned behavior. Hence technical analysis focuses on identifiable price trends and conditions. More Info...

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Repligen Technical and Predictive Indicators

Predictive indicators are helping investors to find signals for Repligen's price direction in advance. Along with the technical and fundamental analysis of Repligen Stock historical price patterns, it is also worthwhile for investors to track various predictive indicators of Repligen to make sure they correctly time the market and exploit it's hidden potentials. Even though most predictive indicators are useful for the short-term horizon, it's virtually impossible to predict the unforeseen market. For traders with a short-term horizon, predictive indicators add value when properly applied. Long-term investors, however, may find many predictive indicators less useful.
When determining whether Repligen offers a strong return on investment in its stock, a comprehensive analysis is essential. The process typically begins with a thorough review of Repligen's financial statements, including income statements, balance sheets, and cash flow statements, to assess its financial health. Key financial ratios are used to gauge profitability, efficiency, and growth potential of Repligen Stock. Outlined below are crucial reports that will aid in making a well-informed decision on Repligen Stock:
Check out Your Equity Center to better understand how to build diversified portfolios, which includes a position in Repligen. Also, note that the market value of any company could be closely tied with the direction of predictive economic indicators such as signals in american community survey.
To learn how to invest in Repligen Stock, please use our How to Invest in Repligen guide.
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Will Life Sciences Tools & Services sector continue expanding? Could Repligen diversify its offerings? Factors like these will boost the valuation of Repligen. Anticipated expansion of Repligen directly elevates investor willingness to pay premium valuations. Accurate valuation requires analyzing both current fundamentals and future growth trajectories. Every Repligen data point contributes insight, yet successful analysis hinges on identifying the most consequential variables.
Quarterly Earnings Growth
1.6
Earnings Share
0.02
Revenue Per Share
12.602
Quarterly Revenue Growth
0.219
Return On Assets
0.013
Investors evaluate Repligen using market value (trading price) and book value (balance sheet equity), each telling a different story. Calculating Repligen's intrinsic value—the estimated true worth—helps identify when the stock trades at a discount or premium to fair value. Seasoned market participants apply comprehensive analytical frameworks to derive fundamental worth and identify mispriced opportunities. External factors like market trends, sector rotation, and investor psychology can cause Repligen's market price to deviate significantly from intrinsic value.
It's important to distinguish between Repligen's intrinsic value and market price, which are calculated using different methodologies. Investment decisions regarding Repligen should consider multiple factors including financial performance, growth metrics, competitive position, and professional analysis. Conversely, Repligen's market price signifies the transaction level at which participants voluntarily complete trades.