Boyer David W. insider trades
Boyer David W. has filed 21 Form 4s with the SEC that we hold, all for Neurocrine Biosciences INC (NBIX), as Chief Corp. Affairs Officer. Across all of them we count 0 purchases worth $0 and 29 sales worth $6.3M reported on Form 4. In the last 12 months: 0 purchases ($0) and 2 sales ($739.1K). The largest single trade was a sale of 12,801 shares of Neurocrine Biosciences INC worth $1.3M, dated 2023-02-07. Of 1 sale filed since we began reading the 10b5-1 checkbox, 1 (100%) was marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2022-02-09 and the latest 2026-09-15.
Neurocrine Biosciences INC (NBIX)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-02-07 | S, sale reported on Form 4 | 240 | $19.5K | 2022-02-09 |
| 2022-02-08 | S, sale reported on Form 4 | 700 | $55.7K | 2022-02-09 |
| 2022-10-03 | S, sale reported on Form 4 | 1,437 | $153.2K | 2022-10-05 |
| 2022-10-31 | S, sale reported on Form 4 | 1,295 | $147.8K | 2022-11-02 |
| 2023-01-31 | S, sale reported on Form 4 | 1,104 | $121.4K | 2023-02-02 |
| 2023-02-06 | S, sale reported on Form 4 | 240 | $25.3K | 2023-02-08 |
| 2023-02-07 | S, sale reported on Form 4 | 12,801 | $1.3M | 2023-02-08 |
| 2023-02-07 | S, sale reported on Form 4 | 11,497 | $1.2M | 2023-02-08 |
| 2023-02-08 | S, sale reported on Form 4 | 700 | $72.9K | 2023-02-08 |
| 2023-08-21 | S, sale reported on Form 4 | 1,600 | $171.9K | 2023-08-23 |
| 2023-08-30 | S, sale reported on Form 4 | 1,295 | $138.4K | 2023-09-01 |
| 2023-08-30 | S, sale reported on Form 4 | 1,438 | $155.6K | 2023-09-01 |
| 2023-10-02 | S, sale reported on Form 4 | 1,437 | $161.9K | 2023-10-04 |
| 2024-01-31 | S, sale reported on Form 4 | 1,104 | $155.5K | 2024-02-02 |
| 2024-01-31 | S, sale reported on Form 4 | 992 | $139.6K | 2024-02-02 |
| 2024-02-06 | S, sale reported on Form 4 | 240 | $34.1K | 2024-02-08 |
| 2024-02-06 | S, sale reported on Form 4 | 216 | $30.7K | 2024-02-08 |
| 2024-02-08 | S, sale reported on Form 4 | 700 | $93.9K | 2024-02-08 |
| 2024-02-08 | S, sale reported on Form 4 | 628 | $85.9K | 2024-02-08 |
| 2024-02-13 | S, sale reported on Form 4 | 856 | $113.9K | 2024-02-15 |
| 2024-02-13 | S, sale reported on Form 4 | 955 | $127.1K | 2024-02-15 |
| 2024-09-13 | S, sale reported on Form 4 | 3,461 | $421.8K | 2024-09-17 |
| 2024-10-03 | S, sale reported on Form 4 | 1,295 | $147.2K | 2024-10-07 |
| 2025-01-31 | S, sale reported on Form 4 | 1,104 | $168.8K | 2025-02-04 |
| 2025-02-10 | S, sale reported on Form 4 | 700 | $82.8K | 2025-02-12 |
| 2025-02-13 | S, sale reported on Form 4 | 955 | $111.5K | 2025-02-14 |
| 2025-02-13 | S, sale reported on Form 4 | 830 | $96.9K | 2025-02-14 |
| 2026-05-26 | S, sale reported on Form 4 | 3,888 | $609.0K | 2026-05-28 |
| 2026-09-14 | S, sale reported on Form 4 | 826 | $130.1K | 2026-09-15 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1909817) 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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