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Grogan Jane

Insider transactions at 1 company

This page shows all SEC Form 4 filings attributed to Grogan Jane. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.

BIIB
Company Title Type Shares Price Value Date
BIIB Head of Research Tax Withholding 337 $154.27 $51,989 Oct 31, 2025
BIIB Head of Research Option Exercise 1,385 Feb 7, 2025
BIIB Head of Research Tax Withholding 204 $173.79 $35,453 Nov 1, 2024