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<title>Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights</title>
<link href="http://www.insiderinsights.com/news/company/regn" ></link>
<id>urn:uuid:7c6a8ea7-7a66-f081-6e52-3e3d8573d567</id>
<updated>2026-05-13T22:05:45-04:00</updated>
<author>Jonathan Moreland</author>
<subtitle>Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services</subtitle>
<entry>
<title>REGN: RYAN ARTHUR F (DIR) Sold (AS) 100 Shares of REGENERON PHARMACEUTICALS INC for $701.76-$714.13 on 5/1</title>
<link href="http://www.insiderinsights.com/company/regn/regeneron-pharmaceuticals-inc/id-6394362" ></link>
<id>urn:uuid:09309200-192c-d89e-3b7f-08c4c9895ab5</id>
<updated>2026-05-04T16:14:55-04:00</updated>
<summary type="html" ><![CDATA[REGENERON PHARMACEUTICALS INC (REGN). Recent Price: $714.89. Mkt Cap:74.9B. 10D Vol: 813,310]]></summary>
</entry>
<entry>
<title>REGN: RYAN ARTHUR F (DIR) Sold (AS) 100 Shares of REGENERON PHARMACEUTICALS INC for $771.32-$779.71 on 4/1</title>
<link href="http://www.insiderinsights.com/company/regn/regeneron-pharmaceuticals-inc/id-6380863" ></link>
<id>urn:uuid:b7ac689f-c807-3cb2-4f12-0c03d2d1070d</id>
<updated>2026-04-03T16:01:09-04:00</updated>
<summary type="html" ><![CDATA[REGENERON PHARMACEUTICALS INC (REGN). Recent Price: $714.89. Mkt Cap:74.9B. 10D Vol: 813,310]]></summary>
</entry>
<entry>
<title>REGN: RYAN ARTHUR F (DIR) Sold (AS) 100 Shares of REGENERON PHARMACEUTICALS INC for $777.46-$789.28 on 3/2</title>
<link href="http://www.insiderinsights.com/company/regn/regeneron-pharmaceuticals-inc/id-6346587" ></link>
<id>urn:uuid:65094de4-fce4-0b86-36b2-aca1a50c95f4</id>
<updated>2026-03-03T16:01:53-05:00</updated>
<summary type="html" ><![CDATA[REGENERON PHARMACEUTICALS INC (REGN). Recent Price: $714.89. Mkt Cap:74.9B. 10D Vol: 813,310]]></summary>
</entry>
<entry>
<title>REGN: ZOGHBI HUDA Y (DIR) Exercised 1,638 Options (OE) of REGENERON PHARMACEUTICALS INC for $376.69 on 2/19, and Sold Them All</title>
<link href="http://www.insiderinsights.com/company/regn/regeneron-pharmaceuticals-inc/id-6337127" ></link>
<id>urn:uuid:1042d8e0-1a09-091c-8c11-2ecb53abcd9f</id>
<updated>2026-02-23T16:55:58-05:00</updated>
<summary type="html" ><![CDATA[REGENERON PHARMACEUTICALS INC (REGN). Recent Price: $714.89. Mkt Cap:74.9B. 10D Vol: 813,310]]></summary>
</entry>
<entry>
<title>REGN: PITOFSKY JASON (VP,CT) Exercised 1k Options (OE) of REGENERON PHARMACEUTICALS INC for $492.00 on 2/9, and Sold Them All</title>
<link href="http://www.insiderinsights.com/company/regn/regeneron-pharmaceuticals-inc/id-6324622" ></link>
<id>urn:uuid:37926355-c3f8-1802-dd3d-07c487deab6b</id>
<updated>2026-02-11T16:03:58-05:00</updated>
<summary type="html" ><![CDATA[REGENERON PHARMACEUTICALS INC (REGN). Recent Price: $714.89. Mkt Cap:74.9B. 10D Vol: 813,310]]></summary>
</entry>
<entry>
<title>REGN: RYAN ARTHUR F (DIR) Sold (AS) 100 Shares of REGENERON PHARMACEUTICALS INC for $775.63-$787.82 on 2/9</title>
<link href="http://www.insiderinsights.com/company/regn/regeneron-pharmaceuticals-inc/id-6324608" ></link>
<id>urn:uuid:67ad0cb5-d03f-fe03-dc5c-d343cd6f6551</id>
<updated>2026-02-11T16:02:23-05:00</updated>
<summary type="html" ><![CDATA[REGENERON PHARMACEUTICALS INC (REGN). Recent Price: $714.89. Mkt Cap:74.9B. 10D Vol: 813,310]]></summary>
</entry>
<entry>
<title>REGN: BASSLER BONNIE L (DIR) Exercised 1,500 Options (OE) of REGENERON PHARMACEUTICALS INC for $374.12 on 1/7, and Sold Them All</title>
<link href="http://www.insiderinsights.com/company/regn/regeneron-pharmaceuticals-inc/id-6305720" ></link>
<id>urn:uuid:f10567f3-a10a-94d1-ed8c-a84ac2c892f8</id>
<updated>2026-01-08T16:03:19-05:00</updated>
<summary type="html" ><![CDATA[REGENERON PHARMACEUTICALS INC (REGN). Recent Price: $714.89. Mkt Cap:74.9B. 10D Vol: 813,310]]></summary>
</entry>
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