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RGEN Insider Trading

Insider Ownership Percentage: 1.20%
Insider Buying (Last 12 Months): $449,938.10
Insider Selling (Last 12 Months): $7,342,936.94

Repligen Insider Trading History Chart

This chart shows the insider buying and selling history at Repligen by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Repligen Share Price & Price History

Current Price: $150.62
Price Change: ▲ Price Increase of +8.18 (5.74%)
As of 03/14/2025 05:00 PM ET

This chart shows the closing price history over time for RGEN up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Repligen Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
9/10/2024Anthony HuntDirectorSell22,191$145.37$3,225,905.67139,840View SEC Filing Icon  
8/1/2024Ralf KuriyelVPSell4,465$165.67$739,716.5519,261View SEC Filing Icon  
6/14/2024Anthony HuntCEOBuy2,000$124.08$248,160.00165,177View SEC Filing Icon  
6/14/2024Martin D. MadausDirectorBuy1,615$124.94$201,778.104,613View SEC Filing Icon  
5/21/2024Anthony HuntCEOSell20,072$168.26$3,377,314.72163,177View SEC Filing Icon  
3/11/2024Ralf KuriyelVPSell3,517$193.73$681,348.4124,260View SEC Filing Icon  
3/8/2024Anthony HuntCEOSell16,707$197.44$3,298,630.08185,249View SEC Filing Icon  
2/27/2024Karen A. DawesDirectorSell1,000$193.35$193,350.0087,367View SEC Filing Icon  
2/23/2024James BylundCOOSell4,373$198.08$866,203.8414,135View SEC Filing Icon  
11/10/2023Christine GebskiInsiderSell3,788$147.13$557,328.4428,787View SEC Filing Icon  
8/29/2023Karen A. DawesDirectorSell850$171.38$145,673.0083,741View SEC Filing Icon  
5/8/2023Martin D. MadausDirectorBuy500$156.18$78,090.001,611View SEC Filing Icon  
5/4/2023Martin D. MadausDirectorBuy500$161.15$80,575.00611View SEC Filing Icon  
11/11/2022Anthony HuntCEOSell25,000$200.00$5,000,000.00178,265View SEC Filing Icon  
9/9/2022Karen A. DawesDirectorSell775$227.17$176,056.7576,401View SEC Filing Icon  
9/8/2022Anthony HuntCEOSell26,402$224.73$5,933,321.46178,265View SEC Filing Icon  
8/16/2022Jon SnodgresCFOSell6,698$252.86$1,693,656.2834,506View SEC Filing Icon  
8/11/2022Ralf KuriyelVPSell4,840$254.32$1,230,908.8019,270View SEC Filing Icon  
8/4/2022Christine GebskiInsiderSell3,357$243.01$815,784.5730,735View SEC Filing Icon  
8/3/2022James BylundCOOSell2,000$240.40$480,800.009,733View SEC Filing Icon  
8/1/2022Jon SnodgresCFOSell2,000$220.00$440,000.0037,187View SEC Filing Icon  
7/21/2022Anthony HuntCEOSell24,802$200.00$4,960,400.00194,667View SEC Filing Icon  
5/25/2022Karen A. DawesDirectorSell14,715$150.51$2,214,754.6576,532View SEC Filing Icon  
3/16/2022Carrie Eglinton MannerDirectorBuy625$175.02$109,387.502,106View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Repligen (NASDAQ:RGEN)

97.64% of Repligen stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at RGEN by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Repligen Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/25/2025Polar Asset Management Partners Inc.6,900$0.99M0.0%+76.9%0.012%Search for SEC Filing on Google Icon
2/19/2025North Star Asset Management Inc.90,127$12.97M0.6%-2.2%0.161%Search for SEC Filing on Google Icon
2/19/2025Public Employees Retirement System of Ohio19,279$2.78M0.0%-5.3%0.034%Search for SEC Filing on Google Icon
2/18/2025GTS Securities LLC1,833$0.26M0.0%N/A0.003%Search for SEC Filing on Google Icon
2/18/2025Gordian Capital Singapore Pte Ltd1,800$0.26M0.1%N/A0.003%Search for SEC Filing on Google Icon
2/18/2025AWM Investment Company Inc.65,000$9.36M1.1%-7.1%0.116%Search for SEC Filing on Google Icon
2/18/2025Castleark Management LLC14,900$2.15M0.1%-3.9%0.027%Search for SEC Filing on Google Icon
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC235,343$33.88M0.0%+12.8%0.420%Search for SEC Filing on Google Icon
2/17/2025Squarepoint Ops LLC14,291$2.06M0.0%-85.1%0.026%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Advisers LP134,800$19.40M0.0%+6.7%0.241%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Investments LP359,039$51.68M0.1%-17.7%0.641%Search for SEC Filing on Google Icon
2/17/2025Tidal Investments LLC4,437$0.64M0.0%-60.2%0.008%Search for SEC Filing on Google Icon
2/17/2025Teza Capital Management LLC2,921$0.42M0.1%-78.6%0.005%Search for SEC Filing on Google Icon
2/17/2025Thornburg Investment Management Inc.35,366$5.09M0.1%-1.4%0.063%Search for SEC Filing on Google Icon
2/17/2025Raiffeisen Bank International AG200$29K0.0%N/A0.000%Search for SEC Filing on Google Icon
2/17/2025Point72 Asia Singapore Pte. Ltd.206$30K0.0%-98.5%0.000%Search for SEC Filing on Google Icon
2/17/2025Point72 Asset Management L.P.918,623$132.23M0.3%+183.1%1.640%Search for SEC Filing on Google Icon
2/17/2025Polar Asset Management Partners Inc.6,900$0.99M0.0%+76.9%0.012%Search for SEC Filing on Google Icon
2/17/2025ProShare Advisors LLC2,438$0.35M0.0%+7.4%0.004%Search for SEC Filing on Google Icon
2/17/2025Quantinno Capital Management LP3,523$0.51M0.0%+80.0%0.006%Search for SEC Filing on Google Icon
2/17/2025Nuveen Asset Management LLC291,537$41.96M0.0%-13.0%0.520%Search for SEC Filing on Google Icon
2/17/2025LMR Partners LLP22,756$3.28M0.0%-5.8%0.041%Search for SEC Filing on Google Icon
2/17/2025LRT Capital Management LLC4,274$0.62M0.5%+6.9%0.008%Search for SEC Filing on Google Icon
2/17/2025Integral Health Asset Management LLC40,000$5.76M0.5%N/A0.071%Search for SEC Filing on Google Icon
2/17/2025Gotham Asset Management LLC6,702$0.97M0.0%-78.5%0.012%Search for SEC Filing on Google Icon
2/17/2025Granahan Investment Management LLC107,415$15.46M0.6%+21.7%0.192%Search for SEC Filing on Google Icon
2/17/2025Ensign Peak Advisors Inc138,069$19.87M0.0%-0.8%0.246%Search for SEC Filing on Google Icon
2/17/2025FORA Capital LLC1,413$0.20M0.0%N/A0.003%Search for SEC Filing on Google Icon
2/17/2025Fred Alger Management LLC359,507$51.75M0.2%-9.8%0.642%Search for SEC Filing on Google Icon
2/17/2025Cresset Asset Management LLC1,432$0.21M0.0%-45.2%0.003%Search for SEC Filing on Google Icon
2/17/2025Cetera Investment Advisers3,029$0.44M0.0%-11.4%0.005%Search for SEC Filing on Google Icon
2/17/2025Bridgefront Capital LLC3,904$0.56M0.2%N/A0.007%Search for SEC Filing on Google Icon
2/17/2025Baird Financial Group Inc.354,237$50.99M0.1%-7.4%0.632%Search for SEC Filing on Google Icon
2/17/2025Bamco Inc. NY160,227$23.06M0.1%-4.1%0.286%Search for SEC Filing on Google Icon
2/17/2025Bayesian Capital Management LP6,578$0.95M0.1%N/A0.012%Search for SEC Filing on Google Icon
2/17/2025Bank of America Corp DE277,947$40.01M0.0%-36.3%0.496%Search for SEC Filing on Google Icon
2/17/2025Algert Global LLC5,865$0.84M0.0%N/A0.010%Search for SEC Filing on Google Icon
2/17/2025Ameriprise Financial Inc.929,090$133.73M0.0%-2.6%1.658%Search for SEC Filing on Google Icon
2/17/2025Alyeska Investment Group L.P.371,180$53.43M0.2%N/A0.662%Search for SEC Filing on Google Icon
2/14/2025Mercer Global Advisors Inc. ADV1,855$0.27M0.0%-35.9%0.003%Search for SEC Filing on Google Icon
2/14/2025Itau Unibanco Holding S.A.280$40K0.0%N/A0.000%Search for SEC Filing on Google Icon
2/14/2025Comerica Bank84,392$12.15M0.0%-0.7%0.151%Search for SEC Filing on Google Icon
2/14/2025Utah Retirement Systems9,294$1.34M0.0%+1.1%0.017%Search for SEC Filing on Google Icon
2/14/2025First Light Asset Management LLC82,455$11.87M1.1%-50.3%0.147%Search for SEC Filing on Google Icon
2/14/2025Northern Trust Corp493,713$71.07M0.0%+26.0%0.881%Search for SEC Filing on Google Icon
2/14/2025The Manufacturers Life Insurance Company 64,199$9.24M0.0%-3.7%0.115%Search for SEC Filing on Google Icon
2/14/2025NZS Capital LLC133,694$19.24M0.8%+4.6%0.239%Search for SEC Filing on Google Icon
2/14/2025Susquehanna Fundamental Investments LLC4,000$0.58M0.0%N/A0.007%Search for SEC Filing on Google Icon
2/14/2025Coldstream Capital Management Inc.2,332$0.34M0.0%+6.3%0.004%Search for SEC Filing on Google Icon
2/14/2025T. Rowe Price Investment Management Inc.159,057$22.90M0.0%+474.0%0.284%Search for SEC Filing on Google Icon
2/14/2025Pinebridge Investments L.P.18,110$2.61M0.0%+42.7%0.032%Search for SEC Filing on Google Icon
2/14/2025Price T Rowe Associates Inc. MD7,136,054$1.03B0.1%+11.6%12.736%Search for SEC Filing on Google Icon
2/14/2025Eversept Partners LP54,066$7.78M0.7%-67.0%0.096%Search for SEC Filing on Google Icon
2/14/2025IHT Wealth Management LLC1,435$0.21M0.0%-48.1%0.003%Search for SEC Filing on Google Icon
2/14/2025Stifel Financial Corp4,939$0.71M0.0%+12.1%0.009%Search for SEC Filing on Google Icon
2/14/2025State of Tennessee Department of Treasury18,426$2.65M0.0%-2.7%0.033%Search for SEC Filing on Google Icon
2/14/2025Teachers Retirement System of The State of Kentucky15,598$2.25M0.0%-4.9%0.028%Search for SEC Filing on Google Icon
2/14/2025Tower Research Capital LLC TRC 6,718$0.97M0.0%+89.2%0.012%Search for SEC Filing on Google Icon
2/14/2025MetLife Investment Management LLC29,774$4.29M0.0%+8.9%0.053%Search for SEC Filing on Google Icon
2/14/2025Ossiam3,583$0.52M0.0%-23.6%0.006%Search for SEC Filing on Google Icon
2/14/2025Curi RMB Capital LLC111,803$16.09M0.4%-1.2%0.200%Search for SEC Filing on Google Icon
2/14/2025Dimensional Fund Advisors LP580,485$83.56M0.0%+28.0%1.036%Search for SEC Filing on Google Icon
2/14/2025First Trust Advisors LP285,561$41.10M0.0%-5.0%0.510%Search for SEC Filing on Google Icon
2/13/2025CANADA LIFE ASSURANCE Co41,175$5.92M0.0%+17.7%0.073%Search for SEC Filing on Google Icon
2/13/2025Champlain Investment Partners LLC1,543,530$222.18M1.4%+8.6%2.755%Search for SEC Filing on Google Icon
2/13/2025Canada Pension Plan Investment Board5,500$0.79M0.0%N/A0.010%Search for SEC Filing on Google Icon
2/13/2025Osterweis Capital Management Inc.61,685$8.88M0.4%+15.4%0.110%Search for SEC Filing on Google Icon
2/13/2025Farringdon Capital Ltd.1,558$0.22M0.1%N/A0.003%Search for SEC Filing on Google Icon
2/13/2025Marshall Wace LLP412,235$59.34M0.1%+73.8%0.736%Search for SEC Filing on Google Icon
2/13/2025Guggenheim Capital LLC1,575$0.23M0.0%-6.6%0.003%Search for SEC Filing on Google Icon
2/13/2025XTX Topco Ltd9,640$1.39M0.1%N/A0.017%Search for SEC Filing on Google Icon
2/13/2025Synovus Financial Corp6,538$0.94M0.0%N/A0.012%Search for SEC Filing on Google Icon
2/13/2025Summit Investment Advisors Inc.14,633$2.11M1.9%-1.7%0.026%Search for SEC Filing on Google Icon
2/13/2025Granite Investment Partners LLC31,311$4.51M0.2%-13.4%0.056%Search for SEC Filing on Google Icon
2/13/202512 West Capital Management LP246,875$35.54M3.7%-2.4%0.441%Search for SEC Filing on Google Icon
2/13/2025Townsquare Capital LLC15,004$2.16M0.0%+6.4%0.027%Search for SEC Filing on Google Icon
2/13/2025Sterling Capital Management LLC2,982$0.43M0.0%+51.8%0.005%Search for SEC Filing on Google Icon
2/13/2025Treasurer of the State of North Carolina24,500$3.53M0.0%+0.7%0.044%Search for SEC Filing on Google Icon
2/13/2025Bessemer Group Inc.248,689$35.80M0.1%-2.5%0.444%Search for SEC Filing on Google Icon
2/13/2025Ranger Investment Management L.P.226,067$32.54M2.1%-1.9%0.403%Search for SEC Filing on Google Icon
2/13/2025Raymond James Financial Inc.364,681$52.49M0.0%N/A0.651%Search for SEC Filing on Google Icon
2/13/2025Legal & General Group Plc81,904$11.79M0.0%-6.5%0.146%Search for SEC Filing on Google Icon
2/13/2025Cerity Partners LLC4,197$0.61M0.0%-24.3%0.007%Search for SEC Filing on Google Icon
2/13/2025Federated Hermes Inc.5,266$0.76M0.0%-98.4%0.009%Search for SEC Filing on Google Icon
2/13/2025Peapack Gladstone Financial Corp2,089$0.30M0.0%+5.2%0.004%Search for SEC Filing on Google Icon
2/13/2025Quadrant Capital Group LLC377$54K0.0%-21.6%0.001%Search for SEC Filing on Google Icon
2/13/2025Russell Investments Group Ltd.58,172$8.37M0.0%+1.2%0.104%Search for SEC Filing on Google Icon
2/13/2025Envestnet Asset Management Inc.106,442$15.32M0.0%-5.2%0.190%Search for SEC Filing on Google Icon
2/13/2025Dynamic Technology Lab Private Ltd2,760$0.40M0.1%N/A0.005%Search for SEC Filing on Google Icon
2/13/2025Rhenman & Partners Asset Management AB9,000$1.30M0.1%-10.0%0.016%Search for SEC Filing on Google Icon
2/13/2025Pilgrim Partners Asia Pte Ltd380$55K0.0%N/A0.001%Search for SEC Filing on Google Icon
2/13/2025Oarsman Capital Inc.604$87K0.0%-11.8%0.001%Search for SEC Filing on Google Icon
2/12/2025Pitcairn Co.4,454$0.64M0.0%-2.8%0.008%Search for SEC Filing on Google Icon
2/12/2025DF Dent & Co. Inc.563,280$81.08M1.0%-4.6%1.005%Search for SEC Filing on Google Icon
2/12/2025ExodusPoint Capital Management LP213,718$30.76M0.2%+122.8%0.381%Search for SEC Filing on Google Icon
2/12/2025Westpac Banking Corp21,725$3.13M0.2%+17.9%0.039%Search for SEC Filing on Google Icon
2/12/2025Cynosure Group LLC1,992$0.29M0.0%-30.8%0.004%Search for SEC Filing on Google Icon
2/12/2025Cinctive Capital Management LP61,398$8.84M0.4%+717.1%0.110%Search for SEC Filing on Google Icon
2/12/2025Groupama Asset Managment403,932$58.14M0.4%+12,321.0%0.721%Search for SEC Filing on Google Icon
2/12/2025Geode Capital Management LLC944,075$135.93M0.0%+0.2%1.685%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Repligen logo
Repligen Corporation develops and commercializes bioprocessing technologies and systems for use in biological drug manufacturing process in North America, Europe, the Asia Pacific, and internationally. It offers Protein A ligands that are the binding components of Protein A affinity chromatography resins; and cell culture growth factor products. The company's chromatography products include OPUS pre-packed chromatography columns, which are used in the purification of biologics; and OPUS smaller-scale columns that are used in the high throughput process development screening, viral clearance validation studies, and scale down validation of chromatography processes. It also offers ELISA test kits; and chromatography resins under the CaptivA brand. In addition, the company provides filtration products, such as XCell Alternating Tangential Flow systems that are filtration devices used in upstream perfusion and cell culture processing; TangenX flat sheet cassettes, which are used in downstream biologic drug concentration, buffer exchange, and formulation processes; KrosFlo tangential flow filtration and tangential flow depth filtration systems; Spectra/Por laboratory and process dialysis products, and ProConnex TFDF flow paths. Further, it provides process analytics products, such as slope spectroscopy systems under the SoloVPE, FlowVPE, and FlowVPX brands. The company sells its products to life sciences, biopharmaceutical, and diagnostics companies; laboratory researchers; and contract manufacturing organizations. Repligen Corporation has collaboration agreements with Navigo Proteins GmbH to develop multiple affinity ligands. The company was incorporated in 1981 and is headquartered in Waltham, Massachusetts.
Read More on Repligen

Today's Range

Now: $150.62
Low: $142.79
High: $150.87

50 Day Range

MA: $157.19
Low: $136.99
High: $174.24

52 Week Range

Now: $150.62
Low: $113.50
High: $200.23

Volume

498,479 shs

Average Volume

644,569 shs

Market Capitalization

$8.44 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.95

Who are the company insiders with the largest holdings of Repligen?

Repligen's top insider investors include:
  1. Anthony Hunt (CEO)
  2. Anthony Hunt (Director)
  3. Karen A Dawes (Director)
  4. Christine Gebski (Insider)
  5. Ralf Kuriyel (VP)
  6. James Bylund (COO)
  7. Martin D Madaus (Director)
Learn More about top insider investors at Repligen.

Who are the major institutional investors of Repligen?

Repligen's top institutional shareholders include:
  1. Price T Rowe Associates Inc. MD — 12.74%
  2. Vanguard Group Inc. — 9.10%
  3. Champlain Investment Partners LLC — 2.75%
  4. Impax Asset Management Group plc — 1.88%
  5. Alliancebernstein L.P. — 1.80%
  6. Conestoga Capital Advisors LLC — 1.69%
Learn More about top institutional investors of Repligen stock.

Which institutional investors are selling Repligen stock?

Within the last quarter, RGEN stock was sold by these institutional investors:
  1. Federated Hermes Inc.
  2. Bank of America Corp DE
  3. Eversept Partners LP
  4. First Light Asset Management LLC
  5. Squarepoint Ops LLC
  6. Two Sigma Investments LP
  7. Riverbridge Partners LLC
  8. Nuveen Asset Management LLC
During the last year, company insiders that have sold Repligen company stock include:
  1. Anthony Hunt (CEO)
  2. Anthony Hunt (Director)
  3. Karen A Dawes (Director)
Learn More investors selling Repligen stock.

Which institutional investors are buying Repligen stock?

During the previous quarter, RGEN stock was bought by institutional investors including:
  1. Price T Rowe Associates Inc. MD
  2. Point72 Asset Management L.P.
  3. Groupama Asset Managment
  4. Alyeska Investment Group L.P.
  5. Raymond James Financial Inc.
  6. Raymond James Financial Inc.
  7. Allspring Global Investments Holdings LLC
  8. Alliancebernstein L.P.
Within the previous year, these company insiders have bought Repligen stock:
  1. Anthony Hunt (CEO)
  2. Anthony Hunt (Director)
Learn More investors buying Repligen stock.