WaveMan · Form 4
Brown Michael S insider trades
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Brown Michael S insider trades

Brown Michael S has filed 17 Form 4s with the SEC that we hold, all for Regeneron Pharmaceuticals, INC. (REGN), as Director. Across all of them we count 0 purchases worth $0 and 43 sales worth $24.5M reported on Form 4. None of these purchases or sales is dated in the last 12 months. The largest single trade was a sale of 3,070 shares of Regeneron Pharmaceuticals, INC. worth $2.5M, dated 2023-04-21. The first filing on our record is dated 2021-08-10 and the latest 2026-01-06.

Regeneron Pharmaceuticals, INC. (REGN)

Director · 17 filings · 43 purchases and sales
Trade dateCodeSharesValue as filedFiled
2021-08-09S, sale reported on Form 41,687$1.0M2021-08-10
2021-09-13S, sale reported on Form 4400$257.0K2021-09-15
2021-09-13S, sale reported on Form 462$40.4K2021-09-15
2021-09-13S, sale reported on Form 43,712$2.4M2021-09-15
2021-09-13S, sale reported on Form 41,800$1.2M2021-09-15
2021-09-13S, sale reported on Form 4100$63.7K2021-09-15
2021-09-13S, sale reported on Form 4200$127.5K2021-09-15
2021-09-13S, sale reported on Form 4676$431.7K2021-09-15
2021-09-13S, sale reported on Form 4203$129.8K2021-09-15
2021-09-13S, sale reported on Form 4100$64.1K2021-09-15
2021-09-13S, sale reported on Form 4100$64.1K2021-09-15
2021-09-13S, sale reported on Form 4100$64.3K2021-09-15
2021-09-13S, sale reported on Form 4100$64.5K2021-09-15
2021-09-13S, sale reported on Form 4100$64.6K2021-09-15
2021-09-13S, sale reported on Form 4100$64.6K2021-09-15
2021-09-13S, sale reported on Form 4151$97.8K2021-09-15
2021-09-13S, sale reported on Form 4962$623.8K2021-09-15
2021-09-13S, sale reported on Form 4838$544.2K2021-09-15
2022-02-23S, sale reported on Form 4500$304.3K2022-02-24
2022-03-29S, sale reported on Form 41,522$1.1M2022-03-31
2022-03-30S, sale reported on Form 4408$285.2K2022-03-31
2022-11-08S, sale reported on Form 4203$152.7K2022-11-10
2022-11-08S, sale reported on Form 4300$226.1K2022-11-10
2022-11-08S, sale reported on Form 4200$150.9K2022-11-10
2022-11-08S, sale reported on Form 4200$152.1K2022-11-10
2022-11-08S, sale reported on Form 4100$76.2K2022-11-10
2022-11-08S, sale reported on Form 4200$152.6K2022-11-10
2022-11-08S, sale reported on Form 4200$152.8K2022-11-10
2022-11-08S, sale reported on Form 4100$76.5K2022-11-10
2022-11-08S, sale reported on Form 4201$154.1K2022-11-10
2022-11-08S, sale reported on Form 4201$154.2K2022-11-10
2022-11-08S, sale reported on Form 4200$153.6K2022-11-10
2022-11-08S, sale reported on Form 4500$374.2K2022-11-10
2022-11-08S, sale reported on Form 4126$94.7K2022-11-10
2022-11-08S, sale reported on Form 41,764$1.3M2022-11-10
2023-01-06S, sale reported on Form 43,070$2.3M2023-01-10
2023-01-27S, sale reported on Form 41$7472023-01-30
2023-02-06S, sale reported on Form 43,071$2.5M2023-02-08
2023-02-06S, sale reported on Form 4500$398.5K2023-02-08
2023-04-21S, sale reported on Form 43,070$2.5M2023-04-24
2023-12-27S, sale reported on Form 42,049$1.8M2023-12-29
2024-05-28S, sale reported on Form 41,172$1.1M2024-05-29
2024-06-14S, sale reported on Form 41,535$1.6M2024-06-17
Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1174475) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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