Ralf Kuriyel

Companies

• RepligenSenior VP, R&D Mar 5, 2018 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• RRepligen RGEN20,062 shares²$3.5M at $176.05Mar 5, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Mar 5, 2026Granted 5,284 shares of Repligen²
• Mar 4, 2026Shares withheld for tax 42 shares at $125.84 of Repligen³
• Mar 4, 2026Granted 125 shares of Repligen³
• Mar 2, 2026Shares withheld for tax 923 shares at $124.97 of Repligen⁴
• Feb 27, 2026Shares withheld for tax 444 shares at $128.73 of Repligen⁴
• Mar 3, 2025Shares withheld for tax 386 shares at $155.38 of Repligen⁵
• Mar 3, 2025Granted 4,826 shares of Repligen⁵
• Feb 27, 2025Shares withheld for tax 391 shares at $156.54 of Repligen⁶
• Feb 24, 2025Shares withheld for tax 275 shares at $164.74 of Repligen⁷
• Aug 2, 2024Sold 175 shares at $158.85 of Repligen⁸
• Aug 2, 2024Exercised options 175 shares at $86.10 of Repligen⁸
• Aug 2, 2024Sold 6,973 shares at $159.36 of Repligen⁸
• Aug 1, 2024Sold 4,465 shares at $165.67 of Repligen⁹
• May 14, 2024Shares withheld for tax 534 shares at $163.34 of Repligen¹⁰
• Mar 11, 2024Sold 3,517 shares at $193.73 of Repligen¹¹
• Mar 11, 2024Exercised options 1,271 shares at $86.10 of Repligen¹¹
• Mar 7, 2024Shares withheld for tax 386 shares at $195.72 of Repligen¹²
• Mar 4, 2024Shares withheld for tax 135 shares at $193.99 of Repligen¹³
• Mar 1, 2024Shares withheld for tax 453 shares at $191.79 of Repligen¹⁴
• Feb 29, 2024Granted 404 shares of Repligen¹⁴
• Feb 27, 2024Granted 3,520 shares of Repligen¹⁵
• May 16, 2023Shares withheld for tax 710 shares at $154.03 of Repligen¹⁶
• Mar 3, 2023Shares withheld for tax 1,247 shares at $188.00 of Repligen¹⁷
• Mar 3, 2023Granted 3,591 shares of Repligen¹⁷
• Mar 2, 2023Granted 3,468 shares of Repligen¹⁷