Sherwin Stephen A insider trades
Sherwin Stephen A has filed 24 Form 4s with the SEC that we hold, for Neurocrine Biosciences INC (NBIX) (Director) and Biogen INC. (BIIB) (Director). Across all of them we count 0 purchases worth $0 and 12 sales worth $17.1M reported on Form 4. In the last 12 months: 0 purchases ($0) and 5 sales ($4.1M). The largest single trade was a sale of 25,000 shares of Neurocrine Biosciences INC worth $3.3M, dated 2024-05-29. The first filing on our record is dated 2021-07-02 and the latest 2026-09-03.
Neurocrine Biosciences INC (NBIX)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-01-24 | S, sale reported on Form 4 | 15,000 | $1.1M | 2022-01-26 |
| 2023-01-03 | S, sale reported on Form 4 | 15,000 | $1.8M | 2023-01-05 |
| 2023-01-03 | S, sale reported on Form 4 | 15,000 | $1.8M | 2023-01-05 |
| 2024-05-29 | S, sale reported on Form 4 | 15,000 | $2.0M | 2024-05-30 |
| 2024-05-29 | S, sale reported on Form 4 | 25,000 | $3.3M | 2024-05-30 |
| 2025-02-13 | S, sale reported on Form 4 | 13,831 | $1.6M | 2025-02-14 |
| 2026-06-05 | S, sale reported on Form 4 | 7,883 | $1.3M | 2026-06-09 |
| 2026-06-05 | S, sale reported on Form 4 | 2,549 | $419.2K | 2026-06-09 |
| 2026-06-05 | S, sale reported on Form 4 | 6,896 | $1.1M | 2026-06-09 |
| 2026-06-05 | S, sale reported on Form 4 | 5,829 | $970.9K | 2026-06-09 |
| 2026-06-05 | S, sale reported on Form 4 | 1,843 | $308.4K | 2026-06-09 |
Biogen INC. (BIIB)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2025-03-07 | S, sale reported on Form 4 | 8,760 | $1.3M | 2025-03-10 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1079462) 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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