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Regeneron Pharmaceuticals Director Files Form 144 to Sell $7.22M in Common Stock

Medium SignificanceNovember 3, 2026 at 4:41:29 PM EST

REGENERON PHARMACEUTICALS, INC.

$REGN144CIK: 0000872589

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Filing Summary

{"title": "Regeneron Pharmaceuticals, Inc. (REGN) - Form 144 Filing", "description": "Director Huda Zoghbi has filed a Form 144 notice of proposed sale for 7,439 shares of Common Stock valued at approximately $7,219,263.", "fields": [{"name": "Insider", "value": "Huda Zoghbi (Director)", "inline": true}, {"name": "Proposed Sale Value", "value": "$7,219,262.83", "inline": true}, {"name": "Shares to be Sold", "value": "7,439", "inline": true}, {"name": "Estimated Price / Share", "value": "~$970.46", "inline": true}, {"name": "Approximate Sale Date", "value": "11/03/2026", "inline": true}, {"name": "Acquisition Details", "value": "Stock option exercise on 11/03/2026", "inline": false}], "color": 15105570}

Comprehensive Analysis

Executive Summary

On November 3, 2026, Huda Zoghbi, a Director of Regeneron Pharmaceuticals, Inc. (NASDAQ: REGN), filed a Form 144 proposing the sale of 7,439 shares of common stock with an aggregate market value of approximately $7.22 million through UBS Financial Services Inc.

Transaction Breakdown

  • Security: Common Stock
  • Shares to be Sold: 7,439
  • Aggregate Market Value: $7,219,262.83 (implied price of ~$970.46 per share)
  • Shares Outstanding: 101,630,713 (<0.01% of outstanding shares)
  • Nature of Acquisition: Acquired on November 3, 2026, via stock option exercise from the company paid in cash.
  • Past 3 Months Activity: The insider previously sold 800 shares on August 10, 2026, generating gross proceeds of $640,000.

Market and Trading Context

This transaction represents an exercise-and-sell pattern common among board directors monetizing vested equity compensation. While the dollar amount is significant at $7.22M, the sale accounts for a negligible fraction of Regeneron's total share count and appears routine in nature.

Topics:#REGN#Regeneron#Form144#InsiderSelling#Biotech

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