REGN Insider Trading

Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$3.3M
3 insiders
Net Insider Flow
-$3.3M
open market, 180d
Reporting Insiders
3
70 P/S transactions
Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jul 2, 2026Ryan Arthur FDirectorSell(S)200$650.15$130K
May 1, 2026Ryan Arthur FDirectorSell(S)2$714.13$1K
May 1, 2026Ryan Arthur FDirectorSell(S)1$712.09$712
May 1, 2026Ryan Arthur FDirectorSell(S)5$711.49$4K
May 1, 2026Ryan Arthur FDirectorSell(S)2$710.87$1K
May 1, 2026Ryan Arthur FDirectorSell(S)6$709.45$4K
May 1, 2026Ryan Arthur FDirectorSell(S)4$707.40$3K
May 1, 2026Ryan Arthur FDirectorSell(S)7$706.74$5K
May 1, 2026Ryan Arthur FDirectorSell(S)14$705.56$10K
May 1, 2026Ryan Arthur FDirectorSell(S)15$704.28$11K
May 1, 2026Ryan Arthur FDirectorSell(S)24$703.46$17K
May 1, 2026Ryan Arthur FDirectorSell(S)15$702.46$11K
May 1, 2026Ryan Arthur FDirectorSell(S)5$701.76$4K
Apr 1, 2026Ryan Arthur FDirectorSell(S)40$779.71$31K
Apr 1, 2026Ryan Arthur FDirectorSell(S)4$778.24$3K
Apr 1, 2026Ryan Arthur FDirectorSell(S)9$777.42$7K
Apr 1, 2026Ryan Arthur FDirectorSell(S)13$776.62$10K
Apr 1, 2026Ryan Arthur FDirectorSell(S)14$775.58$11K
Apr 1, 2026Ryan Arthur FDirectorSell(S)8$774.58$6K
Apr 1, 2026Ryan Arthur FDirectorSell(S)8$773.59$6K
Apr 1, 2026Ryan Arthur FDirectorSell(S)3$772.76$2K
Apr 1, 2026Ryan Arthur FDirectorSell(S)1$771.32$771
Mar 2, 2026Ryan Arthur FDirectorSell(S)20$788.96$16K
Mar 2, 2026Ryan Arthur FDirectorSell(S)2$787.34$2K
Mar 2, 2026Ryan Arthur FDirectorSell(S)7$786.61$6K
Mar 2, 2026Ryan Arthur FDirectorSell(S)11$785.48$9K
Mar 2, 2026Ryan Arthur FDirectorSell(S)2$781.21$2K
Mar 2, 2026Ryan Arthur FDirectorSell(S)10$783.62$8K
Mar 2, 2026Ryan Arthur FDirectorSell(S)2$782.62$2K
Mar 2, 2026Ryan Arthur FDirectorSell(S)7$777.46$5K
Mar 2, 2026Ryan Arthur FDirectorSell(S)2$778.30$2K
Mar 2, 2026Ryan Arthur FDirectorSell(S)5$779.69$4K
Mar 2, 2026Ryan Arthur FDirectorSell(S)3$780.69$2K
Mar 2, 2026Ryan Arthur FDirectorSell(S)20$789.28$16K
Mar 2, 2026Ryan Arthur FDirectorSell(S)9$784.48$7K
Feb 19, 2026Zoghbi Huda YDirectorSell(S)4$790.00$3K
Feb 19, 2026Zoghbi Huda YDirectorSell(S)160$784.45$126K
Feb 19, 2026Zoghbi Huda YDirectorOption exercise(M)2K$376.69$617K
Feb 19, 2026Zoghbi Huda YDirectorSell(S)56$785.61$44K
Feb 19, 2026Zoghbi Huda YDirectorSell(S)49$774.68$38K
Feb 19, 2026Zoghbi Huda YDirectorSell(S)220$783.29$172K
Feb 19, 2026Zoghbi Huda YDirectorSell(S)298$782.10$233K
Feb 19, 2026Zoghbi Huda YDirectorSell(S)209$781.28$163K
Feb 19, 2026Zoghbi Huda YDirectorSell(S)331$780.45$258K
Feb 19, 2026Zoghbi Huda YDirectorSell(S)208$779.55$162K
Feb 19, 2026Zoghbi Huda YDirectorSell(S)53$778.47$41K
Feb 19, 2026Zoghbi Huda YDirectorSell(S)50$775.50$39K
Feb 19, 2026Zoghbi Huda YDirectorOption exercise(M)2K$0
Feb 9, 2026Ryan Arthur FDirectorSell(S)5$779.41$4K
Feb 9, 2026Ryan Arthur FDirectorSell(S)1$780.09$780
Feb 9, 2026Ryan Arthur FDirectorSell(S)5$781.48$4K
Feb 9, 2026Ryan Arthur FDirectorSell(S)1$782.53$783
Feb 9, 2026Ryan Arthur FDirectorSell(S)3$783.34$2K
Feb 9, 2026Ryan Arthur FDirectorSell(S)1$784.59$785
Feb 9, 2026Ryan Arthur FDirectorSell(S)1$785.71$786
Feb 9, 2026Ryan Arthur FDirectorSell(S)2$786.29$2K
Feb 9, 2026Ryan Arthur FDirectorSell(S)1$787.82$788
Feb 9, 2026Ryan Arthur FDirectorSell(S)12$778.53$9K
Feb 9, 2026Ryan Arthur FDirectorSell(S)57$777.56$44K
Feb 9, 2026Ryan Arthur FDirectorSell(S)1$775.63$776
Feb 9, 2026Ryan Arthur FDirectorSell(S)10$776.59$8K
Feb 9, 2026Pitofsky JasonSVP ControllerSell(S)521$776.43$405K
Feb 9, 2026Pitofsky JasonSVP ControllerSell(S)53$785.72$42K
Feb 9, 2026Pitofsky JasonSVP ControllerSell(S)1$784.66$785
Feb 9, 2026Pitofsky JasonSVP ControllerSell(S)144$783.23$113K
Feb 9, 2026Pitofsky JasonSVP ControllerSell(S)37$782.67$29K
Feb 9, 2026Pitofsky JasonSVP ControllerSell(S)26$781.37$20K
Feb 9, 2026Pitofsky JasonSVP ControllerSell(S)75$780.06$59K
Feb 9, 2026Pitofsky JasonSVP ControllerSell(S)205$779.56$160K
Feb 9, 2026Pitofsky JasonSVP ControllerSell(S)563$778.35$438K
Feb 9, 2026Pitofsky JasonSVP ControllerOption exercise(M)1K$492.00$492K
Feb 9, 2026Pitofsky JasonSVP ControllerSell(S)20$775.95$16K
Feb 9, 2026Pitofsky JasonSVP ControllerSell(S)391$777.51$304K
Feb 9, 2026Pitofsky JasonSVP ControllerOption exercise(M)1K$0
Jan 7, 2026Bassler Bonnie LDirectorSell(S)2K$800.00$1.2M
Jan 7, 2026Bassler Bonnie LDirectorOption exercise(M)2K$374.12$561K
Jan 7, 2026Bassler Bonnie LDirectorOption exercise(M)2K$0
Jan 2, 2026Brown Michael SDirectorGrant(A)155$0
Jan 2, 2026Brown Michael SDirectorGrant(A)2K$0
Jan 2, 2026Ryan Arthur FDirectorGrant(A)155$0
Jan 2, 2026Ryan Arthur FDirectorGrant(A)2K$0
Jan 2, 2026Poon Christine ADirectorGrant(A)155$0
Jan 2, 2026Poon Christine ADirectorGrant(A)2K$0
Jan 2, 2026Coles N AnthonyDirectorGrant(A)155$0
Jan 2, 2026Coles N AnthonyDirectorGrant(A)2K$0
Jan 2, 2026Sing George LDirectorGrant(A)155$0
Jan 2, 2026Sing George LDirectorGrant(A)2K$0
Jan 2, 2026Goldstein Joseph LDirectorGrant(A)155$0
Jan 2, 2026Goldstein Joseph LDirectorGrant(A)2K$0
Jan 2, 2026Thompson Craig B.DirectorGrant(A)155$0
Jan 2, 2026Thompson Craig B.DirectorGrant(A)2K$0
Jan 2, 2026Schenkein David PDirectorGrant(A)155$0
Jan 2, 2026Schenkein David PDirectorGrant(A)2K$0
Jan 2, 2026Zoghbi Huda YDirectorGrant(A)155$0
Jan 2, 2026Zoghbi Huda YDirectorGrant(A)2K$0
Jan 2, 2026Bassler Bonnie LDirectorGrant(A)155$0
Jan 2, 2026Bassler Bonnie LDirectorGrant(A)2K$0
Jan 2, 2026Guarini KathrynDirectorGrant(A)155$0
Jan 2, 2026Guarini KathrynDirectorGrant(A)2K$0
Dec 31, 2025Schleifer Leonard SBd. Co-Chair, President & CEO, DirectorTax withholding(F)29K$772.09$22.1M

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-03-292026-07-11. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).