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REPLIGEN CORP

RGEN · CIK 0000730272

SEC FORM 4
$1,302,283.84

REPLIGEN CORP (RGEN)

Acquisition (code M) of 8,404 shares at $154.96 per share.

Reporting Person Loeillot Olivier · Officer Title Chief Executive Officer · Transaction Code M

Traded Sep 24, 2026 · Disclosed Sep 25, 2026

Source: SEC Form 4 · 0001628280-26-063572 · filed 2026-09-25 · View filing →

SEC FORM 4
$1,596,760.00

REPLIGEN CORP (RGEN)

Sale of 8,404 shares at $190 per share.

Reporting Person Loeillot Olivier · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 24, 2026 · Disclosed Sep 25, 2026

Source: SEC Form 4 · 0001628280-26-063572 · filed 2026-09-25 · View filing →

SEC FORM 4
$705,735.96

REPLIGEN CORP (RGEN)

Acquisition (code M) of 4,542 shares at $155.38 per share.

Reporting Person Loeillot Olivier · Officer Title Chief Executive Officer · Transaction Code M

Traded Sep 24, 2026 · Disclosed Sep 25, 2026

Source: SEC Form 4 · 0001628280-26-063572 · filed 2026-09-25 · View filing →

SEC FORM 4
$862,980.00

REPLIGEN CORP (RGEN)

Sale of 4,542 shares at $190 per share.

Reporting Person Loeillot Olivier · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 24, 2026 · Disclosed Sep 25, 2026

Source: SEC Form 4 · 0001628280-26-063572 · filed 2026-09-25 · View filing →

SEC FORM 4
$769,352.54

REPLIGEN CORP (RGEN)

Acquisition (code M) of 5,426 shares at $141.79 per share.

Reporting Person Loeillot Olivier · Officer Title Chief Executive Officer · Transaction Code M

Traded Sep 21, 2026 · Disclosed Sep 22, 2026

Source: SEC Form 4 · 0001628280-26-063026 · filed 2026-09-22 · View filing →

SEC FORM 4
$976,680.00

REPLIGEN CORP (RGEN)

Sale of 5,426 shares at $180 per share.

Reporting Person Loeillot Olivier · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 21, 2026 · Disclosed Sep 22, 2026

Source: SEC Form 4 · 0001628280-26-063026 · filed 2026-09-22 · View filing →

SEC FORM 4
$503,506.50

REPLIGEN CORP (RGEN)

Sale of 3,035 shares at $165.90 per share.

Reporting Person Loeillot Olivier · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 4, 2026 · Disclosed Sep 8, 2026

Source: SEC Form 4 · 0001628280-26-060911 · filed 2026-09-08 · View filing →

SEC FORM 4
$482,031.62

REPLIGEN CORP (RGEN)

Disposition (code F) of 2,842 shares at $169.61 per share.

Reporting Person Loeillot Olivier · Officer Title Chief Executive Officer · Transaction Code F

Traded Sep 3, 2026 · Disclosed Sep 8, 2026

Source: SEC Form 4 · 0001628280-26-060911 · filed 2026-09-08 · View filing →

SEC FORM 4
$47,095.54

REPLIGEN CORP (RGEN)

Disposition (code F) of 277 shares at $170.02 per share.

Reporting Person Hughes Violetta · Officer Title CHIEF ACCOUNTING OFFICER · Transaction Code F

Traded Sep 1, 2026 · Disclosed Sep 2, 2026

Source: SEC Form 4 · 0001628280-26-060105 · filed 2026-09-02 · View filing →

SEC FORM 4
$0.00

REPLIGEN CORP (RGEN)

Acquisition (code A) of 2,466 shares at $0 per share.

Reporting Person Hughes Violetta · Officer Title CHIEF ACCOUNTING OFFICER · Transaction Code A

Traded Mar 5, 2026 · Disclosed Sep 2, 2026FILED +181 DAYS

Source: SEC Form 4 · 0001628280-26-060105 · filed 2026-09-02 · View filing →

SEC FORM 4
$769,352.54

REPLIGEN CORP (RGEN)

Acquisition (code M) of 5,426 shares at $141.79 per share.

Reporting Person Loeillot Olivier · Officer Title Chief Executive Officer · Transaction Code M

Traded Aug 20, 2026 · Disclosed Aug 21, 2026

Source: SEC Form 4 · 0001628280-26-058417 · filed 2026-08-21 · View filing →

SEC FORM 4
$976,680.00

REPLIGEN CORP (RGEN)

Sale of 5,426 shares at $180 per share.

Reporting Person Loeillot Olivier · Officer Title Chief Executive Officer · Transaction Code S

Traded Aug 20, 2026 · Disclosed Aug 21, 2026

Source: SEC Form 4 · 0001628280-26-058417 · filed 2026-08-21 · View filing →