Person

Bonnie L. Bassler

Director, Regeneron Pharmaceuticals

Current S&P 500 boards
1
Current roles
1
Open-market buys
$0
Open-market sales
$22.3M

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.

None on record since 2016.

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
Jan 7, 2026REGNSale1,500$800.00$1.2M
Nov 20, 2025REGNSale760$750.00$570K
Aug 15, 2024REGNSale756$1,170.00$885K
Aug 2, 2024REGNSale756$1,115.00$843K
Jun 24, 2024REGNSale756$1,062.00$803K
Jun 5, 2024REGNSale827$1,011.00$836K
Feb 26, 2024REGNSale854$979.25$836K
Jan 30, 2024REGNSale827$959.00$793K
Jan 3, 2024REGNSale826$914.00$755K
Dec 13, 2023REGNSale610$870.00$531K
Aug 21, 2023REGNSale853$829.00$707K
Aug 10, 2023REGNSale853$789.00$673K
Mar 24, 2023REGNSale1,240$818.00$1.0M
Feb 3, 2023REGNSale1,021$779.00$795K
Dec 8, 2022REGNSale218$779.00$170K
Sep 9, 2022REGNSale609$741.00$451K
Sep 8, 2022REGNSale1,279$686.99$879K
Sep 8, 2022REGNSale1,279$705.00$902K
Apr 7, 2022REGNSale1,240$725.00$899K
Mar 30, 2022REGNSale1,240$700.00$868K
Aug 16, 2021REGNSale1,219$630.00$768K
Aug 5, 2021REGNSale2,559$600.00$1.5M
Jul 1, 2021REGNSale2,558$575.00$1.5M
Jun 19, 2020REGNSale11$631.37$7K
Jun 19, 2020REGNSale2,548$630.01$1.6M
Jun 5, 2020REGNSale2,559$600.00$1.5M

SEC reporting-owner ID (CIK) 1683607 · all filings on EDGAR