USBoard
Person

Arthur F. Ryan

Director, Regeneron Pharmaceuticals

Current S&P 500 boards
1
Current roles
1
Open-market buys
$0
Open-market sales
$39.2M

Current roles

From Section 16 filings (Forms 3, 4 and 5) in the last 13 months.

Past roles

“Last filing” is the latest Form 3/4/5 for that company, an upper bound on the end date.

Sits alongside

People who currently share a board or management team with this person.

Open-market trades

Purchases and sales reported on Form 4 at S&P 500 companies.

DateCompanyTypeSharesPriceValue
Jul 2, 2026REGNSale200$650.15$130K
May 1, 2026REGNSale2$710.87$1K
May 1, 2026REGNSale5$711.49$4K
May 1, 2026REGNSale1$712.09$712
May 1, 2026REGNSale2$714.13$1K
May 1, 2026REGNSale4$707.40$3K
May 1, 2026REGNSale6$709.45$4K
May 1, 2026REGNSale7$706.74$5K
May 1, 2026REGNSale14$705.56$10K
May 1, 2026REGNSale15$704.28$11K
May 1, 2026REGNSale24$703.46$17K
May 1, 2026REGNSale5$701.76$4K
May 1, 2026REGNSale15$702.46$11K
Apr 1, 2026REGNSale13$776.62$10K
Apr 1, 2026REGNSale9$777.42$7K
Apr 1, 2026REGNSale4$778.24$3K
Apr 1, 2026REGNSale40$779.71$31K
Apr 1, 2026REGNSale14$775.58$11K
Apr 1, 2026REGNSale8$773.59$6K
Apr 1, 2026REGNSale3$772.76$2K
Apr 1, 2026REGNSale1$771.32$771
Apr 1, 2026REGNSale8$774.58$6K
Mar 2, 2026REGNSale20$788.96$16K
Mar 2, 2026REGNSale2$787.34$2K
Mar 2, 2026REGNSale7$786.61$6K
Mar 2, 2026REGNSale11$785.48$9K
Mar 2, 2026REGNSale2$781.21$2K
Mar 2, 2026REGNSale10$783.62$8K
Mar 2, 2026REGNSale2$782.62$2K
Mar 2, 2026REGNSale7$777.46$5K
Mar 2, 2026REGNSale2$778.30$2K
Mar 2, 2026REGNSale5$779.69$4K
Mar 2, 2026REGNSale3$780.69$2K
Mar 2, 2026REGNSale20$789.28$16K
Mar 2, 2026REGNSale9$784.48$7K
Feb 9, 2026REGNSale5$779.41$4K
Feb 9, 2026REGNSale1$780.09$780
Feb 9, 2026REGNSale5$781.48$4K
Feb 9, 2026REGNSale1$782.53$783
Feb 9, 2026REGNSale3$783.34$2K
Feb 9, 2026REGNSale1$784.59$785
Feb 9, 2026REGNSale1$785.71$786
Feb 9, 2026REGNSale2$786.29$2K
Feb 9, 2026REGNSale1$787.82$788
Feb 9, 2026REGNSale12$778.53$9K
Feb 9, 2026REGNSale57$777.56$44K
Feb 9, 2026REGNSale1$775.63$776
Feb 9, 2026REGNSale10$776.59$8K
Oct 1, 2024REGNSale12$1,048.54$13K
Oct 1, 2024REGNSale9$1,049.68$9K
Oct 1, 2024REGNSale6$1,050.60$6K
Oct 1, 2024REGNSale9$1,051.51$9K
Oct 1, 2024REGNSale4$1,053.45$4K
Oct 1, 2024REGNSale3$1,054.90$3K
Oct 1, 2024REGNSale3$1,056.68$3K
Oct 1, 2024REGNSale2$1,057.38$2K
Oct 1, 2024REGNSale2$1,059.28$2K
Oct 1, 2024REGNSale12$1,047.44$13K
Oct 1, 2024REGNSale9$1,046.53$9K
Oct 1, 2024REGNSale7$1,045.27$7K
Oct 1, 2024REGNSale9$1,044.62$9K
Oct 1, 2024REGNSale5$1,043.39$5K
Oct 1, 2024REGNSale1$1,042.31$1K
Oct 1, 2024REGNSale3$1,041.35$3K
Oct 1, 2024REGNSale4$1,052.44$4K
Sep 3, 2024REGNSale3$1,187.95$4K
Sep 3, 2024REGNSale4$1,188.55$5K
Sep 3, 2024REGNSale5$1,189.13$6K
Sep 3, 2024REGNSale1$1,190.00$1K
Sep 3, 2024REGNSale4$1,191.02$5K
Sep 3, 2024REGNSale4$1,166.52$5K
Sep 3, 2024REGNSale1$1,167.27$1K
Sep 3, 2024REGNSale4$1,168.99$5K
Sep 3, 2024REGNSale4$1,170.40$5K
Sep 3, 2024REGNSale16$1,172.75$19K
Sep 3, 2024REGNSale8$1,174.32$9K
Sep 3, 2024REGNSale8$1,175.66$9K
Sep 3, 2024REGNSale4$1,176.82$5K
Sep 3, 2024REGNSale5$1,186.19$6K
Sep 3, 2024REGNSale4$1,185.77$5K
Sep 3, 2024REGNSale1$1,184.26$1K
Sep 3, 2024REGNSale8$1,183.47$9K
Sep 3, 2024REGNSale8$1,179.62$9K
Sep 3, 2024REGNSale4$1,177.73$5K
Sep 3, 2024REGNSale4$1,178.69$5K
Aug 1, 2024REGNSale1$1,100.03$1K
Aug 1, 2024REGNSale1$1,062.71$1K
Aug 1, 2024REGNSale6$1,065.39$6K
Aug 1, 2024REGNSale4$1,066.33$4K
Aug 1, 2024REGNSale1$1,067.53$1K
Aug 1, 2024REGNSale1$1,068.08$1K
Aug 1, 2024REGNSale4$1,070.46$4K
Aug 1, 2024REGNSale1$1,073.03$1K
Aug 1, 2024REGNSale1$1,074.34$1K
Aug 1, 2024REGNSale3$1,076.07$3K
Aug 1, 2024REGNSale1$1,080.06$1K
Aug 1, 2024REGNSale1$1,082.17$1K
Aug 1, 2024REGNSale1$1,083.57$1K
Aug 1, 2024REGNSale3$1,084.71$3K
Aug 1, 2024REGNSale3$1,085.71$3K

SEC reporting-owner ID (CIK) 1187443 · all filings on EDGAR