Stocks · Health care · Biological Products, (No Diagnostic Substances)

REPLIGEN CORP

RGEN Clue Score52
United States Fiscal year ends December CIK 0000730272
173.88
+6.13%
Close, 9 Oct 2026 · USD

Price, with every insider trade on it

Closing prices, 12 months · point at a dot for who traded, or at the line for the close
173.88 on 9 Oct 2026
195 149 103 Oct 2025 Apr 2026 Oct 2026 13 Oct 2025 $148.67 14 Oct 2025 $148.40 15 Oct 2025 $149.52 16 Oct 2025 $154.55 17 Oct 2025 $152.60 20 Oct 2025 $154.54 21 Oct 2025 $156.75 22 Oct 2025 $157.41 23 Oct 2025 $165.20 24 Oct 2025 $166.33 27 Oct 2025 $161.10 28 Oct 2025 $151.57 29 Oct 2025 $148.48 30 Oct 2025 $144.57 31 Oct 2025 $149.06 3 Nov 2025 $150.17 4 Nov 2025 $146.93 5 Nov 2025 $145.84 6 Nov 2025 $144.98 7 Nov 2025 $142.82 10 Nov 2025 $145.66 11 Nov 2025 $153.44 12 Nov 2025 $158.01 13 Nov 2025 $150.56 14 Nov 2025 $152.37 17 Nov 2025 $149.00 18 Nov 2025 $153.06 19 Nov 2025 $155.08 20 Nov 2025 $154.36 21 Nov 2025 $162.51 24 Nov 2025 $167.26 25 Nov 2025 $171.76 26 Nov 2025 $171.18 28 Nov 2025 $171.02 1 Dec 2025 $166.35 2 Dec 2025 $165.02 3 Dec 2025 $166.52 4 Dec 2025 $165.76 5 Dec 2025 $164.98 8 Dec 2025 $160.81 9 Dec 2025 $160.67 10 Dec 2025 $163.80 11 Dec 2025 $161.66 12 Dec 2025 $157.39 15 Dec 2025 $160.58 16 Dec 2025 $158.09 17 Dec 2025 $156.92 18 Dec 2025 $157.72 19 Dec 2025 $162.38 22 Dec 2025 $165.58 23 Dec 2025 $166.36 24 Dec 2025 $165.66 26 Dec 2025 $166.21 29 Dec 2025 $165.73 30 Dec 2025 $166.59 31 Dec 2025 $163.86 2 Jan 2026 $164.35 5 Jan 2026 $169.44 6 Jan 2026 $172.26 7 Jan 2026 $169.05 8 Jan 2026 $166.42 9 Jan 2026 $166.82 12 Jan 2026 $168.40 13 Jan 2026 $167.31 14 Jan 2026 $162.03 15 Jan 2026 $161.69 16 Jan 2026 $162.02 20 Jan 2026 $163.33 21 Jan 2026 $169.97 22 Jan 2026 $167.93 23 Jan 2026 $162.33 26 Jan 2026 $163.34 27 Jan 2026 $163.63 28 Jan 2026 $160.05 29 Jan 2026 $156.37 30 Jan 2026 $149.37 2 Feb 2026 $151.12 3 Feb 2026 $150.23 4 Feb 2026 $146.11 5 Feb 2026 $139.66 6 Feb 2026 $142.18 9 Feb 2026 $143.58 10 Feb 2026 $143.06 11 Feb 2026 $139.40 12 Feb 2026 $132.63 13 Feb 2026 $136.44 17 Feb 2026 $135.41 18 Feb 2026 $138.11 19 Feb 2026 $137.22 20 Feb 2026 $135.68 23 Feb 2026 $135.40 24 Feb 2026 $134.67 25 Feb 2026 $132.14 26 Feb 2026 $133.65 27 Feb 2026 $128.73 2 Mar 2026 $124.97 3 Mar 2026 $123.06 4 Mar 2026 $125.84 5 Mar 2026 $125.03 6 Mar 2026 $119.99 9 Mar 2026 $127.89 10 Mar 2026 $121.79 11 Mar 2026 $119.23 12 Mar 2026 $113.76 13 Mar 2026 $114.20 16 Mar 2026 $115.11 17 Mar 2026 $119.27 18 Mar 2026 $117.59 19 Mar 2026 $117.61 20 Mar 2026 $113.88 23 Mar 2026 $116.35 24 Mar 2026 $116.30 25 Mar 2026 $114.32 26 Mar 2026 $114.42 27 Mar 2026 $110.12 30 Mar 2026 $111.49 31 Mar 2026 $117.82 1 Apr 2026 $118.32 2 Apr 2026 $117.78 6 Apr 2026 $116.95 7 Apr 2026 $115.29 8 Apr 2026 $119.77 9 Apr 2026 $119.78 10 Apr 2026 $120.10 13 Apr 2026 $122.59 14 Apr 2026 $131.03 15 Apr 2026 $131.93 16 Apr 2026 $127.09 17 Apr 2026 $131.21 20 Apr 2026 $131.99 21 Apr 2026 $132.70 22 Apr 2026 $124.40 23 Apr 2026 $114.06 24 Apr 2026 $117.60 27 Apr 2026 $118.29 28 Apr 2026 $117.43 29 Apr 2026 $113.11 30 Apr 2026 $118.31 1 May 2026 $117.20 4 May 2026 $118.21 5 May 2026 $125.61 6 May 2026 $125.76 7 May 2026 $126.43 8 May 2026 $123.46 11 May 2026 $115.91 12 May 2026 $113.60 13 May 2026 $107.03 14 May 2026 $103.38 15 May 2026 $102.87 18 May 2026 $104.20 19 May 2026 $108.52 20 May 2026 $111.74 21 May 2026 $113.37 22 May 2026 $115.06 26 May 2026 $115.19 27 May 2026 $113.17 28 May 2026 $122.73 29 May 2026 $123.95 1 Jun 2026 $123.10 2 Jun 2026 $121.13 3 Jun 2026 $121.73 4 Jun 2026 $126.55 5 Jun 2026 $122.31 8 Jun 2026 $125.33 9 Jun 2026 $130.13 10 Jun 2026 $130.76 11 Jun 2026 $133.33 12 Jun 2026 $130.59 15 Jun 2026 $130.87 16 Jun 2026 $131.69 17 Jun 2026 $133.55 18 Jun 2026 $132.02 22 Jun 2026 $126.57 23 Jun 2026 $126.37 24 Jun 2026 $138.40 25 Jun 2026 $145.23 26 Jun 2026 $147.01 29 Jun 2026 $137.00 30 Jun 2026 $136.44 1 Jul 2026 $138.99 2 Jul 2026 $142.40 6 Jul 2026 $141.46 7 Jul 2026 $139.83 8 Jul 2026 $137.41 9 Jul 2026 $143.94 10 Jul 2026 $144.24 13 Jul 2026 $144.88 14 Jul 2026 $147.13 15 Jul 2026 $148.06 16 Jul 2026 $148.55 17 Jul 2026 $147.25 20 Jul 2026 $145.49 21 Jul 2026 $136.99 22 Jul 2026 $140.09 23 Jul 2026 $137.60 24 Jul 2026 $131.96 27 Jul 2026 $131.06 28 Jul 2026 $145.34 29 Jul 2026 $141.23 30 Jul 2026 $143.60 31 Jul 2026 $141.01 3 Aug 2026 $147.06 4 Aug 2026 $149.78 5 Aug 2026 $158.59 6 Aug 2026 $159.44 7 Aug 2026 $163.90 10 Aug 2026 $163.17 11 Aug 2026 $164.77 12 Aug 2026 $165.70 13 Aug 2026 $167.49 14 Aug 2026 $166.83 17 Aug 2026 $169.04 18 Aug 2026 $166.15 19 Aug 2026 $176.36 20 Aug 2026 $180.29 21 Aug 2026 $181.13 24 Aug 2026 $181.62 25 Aug 2026 $181.69 26 Aug 2026 $180.30 27 Aug 2026 $182.03 28 Aug 2026 $176.27 31 Aug 2026 $180.98 1 Sep 2026 $170.02 2 Sep 2026 $172.94 3 Sep 2026 $169.61 4 Sep 2026 $167.60 8 Sep 2026 $168.53 9 Sep 2026 $165.05 10 Sep 2026 $164.68 11 Sep 2026 $165.18 14 Sep 2026 $168.00 15 Sep 2026 $174.73 16 Sep 2026 $172.91 17 Sep 2026 $178.19 18 Sep 2026 $176.89 21 Sep 2026 $180.71 22 Sep 2026 $186.75 23 Sep 2026 $184.53 24 Sep 2026 $190.65 25 Sep 2026 $189.68 28 Sep 2026 $194.09 29 Sep 2026 $194.57 30 Sep 2026 $192.23 1 Oct 2026 $177.23 2 Oct 2026 $181.70 5 Oct 2026 $189.50 6 Oct 2026 $174.86 7 Oct 2026 $167.22 8 Oct 2026 $163.84 9 Oct 2026 $173.88 Hunt Anthony Director Sold on a plan $3.92M 12 Nov 2025 · at $156.88 · 19.9% of stake Hunt Anthony Director Sold at will $3.09M 13 Nov 2025 · at $154.61 · 19.9% of stake Bylund James Chief Operating Officer Sold at will $331.30K 18 Nov 2025 · at $151.21 · 9.2% of stake Loeillot Olivier Chief Executive Officer Sold on a plan $1.20M 25 Nov 2025 · at $170.00 · 16.4% of stake DAWES KAREN A Director Sold at will $44.28K 17 Dec 2025 · at $161.00 · 0.3% of stake Loeillot Olivier Chief Executive Officer Sold on a plan $536.48K 21 Apr 2026 · at $140.00 · 6.6% of stake Garland Jason K CFO Sold on a plan $106.29K 25 Jun 2026 · at $145.00 · 3.6% of stake Garland Jason K CFO Sold on a plan $79.50K 16 Jul 2026 · at $150.00 · 2.7% of stake Loeillot Olivier Chief Executive Officer Sold on a plan $976.68K 20 Aug 2026 · at $180.00 · 9.1% of stake Loeillot Olivier Chief Executive Officer Sold on a plan $503.51K 4 Sep 2026 · at $165.90 · 5.9% of stake Loeillot Olivier Chief Executive Officer Sold on a plan $976.68K 21 Sep 2026 · at $180.00 · 10.1% of stake Loeillot Olivier Chief Executive Officer Sold on a plan $2.46M 24 Sep 2026 · at $190.00 · 21.1% of stake Loeillot Olivier Chief Executive Officer Sold on a plan $1.04M 5 Oct 2026 · at $187.29 · 10.8% of stake
0 buys3 sales at will10 planned sales

Key numbers

Fiscal year 2025, ended 31 Dec 2025, as filed
Revenue
$738.26M
Net income
$48.89M
Free cash flow
$93.90M
Operating margin
7.5%
Net margin
6.6%
Return on equity
2.3%
Return on capital
1.6%
Debt to equity
0.26
Revenue growth, 1 yr
16.4%
Revenue growth, 5 yr
15.1% a year

Revenue and net income

Fiscal years, as filed with the SEC · point at a year for the detail
366M 60M FY20 Fiscal year 2020 Revenue $366.26M Net income $59.93M Margin 16.4% 671M 128M FY21 Fiscal year 2021 Revenue $670.53M Net income $128.29M Margin 19.1% · growth +83.1% 802M 186M FY22 Fiscal year 2022 Revenue $801.54M Net income $185.96M Margin 23.2% · growth +19.5% 632M 36M FY23 Fiscal year 2023 Revenue $632.36M Net income $35.60M Margin 5.6% · growth -21.1% 634M -26M FY24 Fiscal year 2024 Revenue $634.44M Net income $25.51M Margin -4.0% · growth +0.3% 738M 49M FY25 Fiscal year 2025 Revenue $738.26M Net income $48.89M Margin 6.6% · growth +16.4%
RevenueNet incomeLoss

Latest insider transactions

From Form 4, most recent first
All of them →
DateInsiderTypeValueOf own stake
5 Oct 2026 Loeillot Olivier
Chief Executive Officer
Sold on a plan $1.04M 10.8%
24 Sep 2026 Loeillot Olivier
Chief Executive Officer
Sold on a plan $2.46M 21.1%
21 Sep 2026 Loeillot Olivier
Chief Executive Officer
Sold on a plan $976.68K 10.1%
4 Sep 2026 Loeillot Olivier
Chief Executive Officer
Sold on a plan $503.51K 5.9%
20 Aug 2026 Loeillot Olivier
Chief Executive Officer
Sold on a plan $976.68K 9.1%
16 Jul 2026 Garland Jason K
CFO
Sold on a plan $79.50K 2.7%