REGN - Regeneron Pharmaceuticals, Inc.

Insider Sale by Ryan Arthur F (Dir)

1 Month
After Trade
Before Trade

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Trade Summary

4 days ago, Ryan Arthur F, serving as Dir at Regeneron Pharmaceuticals, Inc. (REGN), sold 100 shares at $705.24 per share, for a total transaction value of $70,524.00. Following this transaction, Ryan Arthur F now holds 17,503 shares of REGN.

This sale represents a 1.00% decrease in Ryan Arthur F's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Friday, May 1, 2026 and publicly disclosed via SEC Form 4 filing on Monday, May 4, 2026, 3 days after the trade was made.

Regeneron Pharmaceuticals, Inc. operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.

Ryan Arthur F

Dir

Arthur F. Ryan is a seasoned American businessman serving as a director at Regeneron Pharmaceuticals, Inc. (REGN) since 2003.[[3]](https://www.regeneron.com/about/leadership)[[1]](https://www.stocktitan.net/sec-filings/REGN/form-4-regeneron-pharmaceuticals-inc-insider-trading-activity-f23695910773.html) He is the former Chief Executive Officer and Chair of the Board of Prudential Financial, Inc., where he led the company until his retirement in 2008.[[3]](https://www.regeneron.com/about/leadership)[[5]](https://en.wikipedia.org/wiki/Arthur_F._Ryan) On April 1, 2026, Ryan sold 100 shares of REGN common stock under a Rule 10b5-1 plan adopted in October 2025, at prices ranging from $771.32 to $779.71, retaining direct ownership of 17,603 shares post-transaction.[[1]](https://www.stocktitan.net/sec-filings/REGN/form-4-regeneron-pharmaceuticals-inc-insider-trading-activity-f23695910773.html)[[2]](https://www.investing.com/news/insider-trading-news/regeneron-regn-director-ryan-sells-77727-in-stock-93CH-4597238)[[4]](https://www.gurufocus.com/news/8771120/arthur-ryan-sells-shares-of-regeneron-pharmaceuticals-inc)

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Trade Price

$705.24

Quantity

100

Total Value

$70,524.00

Shares Owned

17,503

Trade Date

Friday, May 1, 2026

4 days ago

SEC Filing Date

Monday, May 4, 2026

Filed 3 days after trade

HEALTHCAREBIOTECHNOLOGY

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