Rosenbaum David P. insider trades
Rosenbaum David P. has filed 37 Form 4s with the SEC that we hold, all for Ardelyx, INC. (ARDX), as Chief Development Officer. Across all of them we count 1 purchase worth $1.9K and 57 sales worth $2.0M 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 49,564 shares of Ardelyx, INC. worth $343.0K, dated 2024-09-27. The first filing on our record is dated 2021-08-24 and the latest 2024-11-22.
Ardelyx, INC. (ARDX)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-08-20 | S, sale reported on Form 4 | 631 | $833 | 2021-08-24 |
| 2021-08-20 | S, sale reported on Form 4 | 176 | $232 | 2021-08-24 |
| 2021-11-22 | S, sale reported on Form 4 | 643 | $637 | 2021-11-24 |
| 2021-11-22 | S, sale reported on Form 4 | 184 | $182 | 2021-11-24 |
| 2022-02-22 | S, sale reported on Form 4 | 1,752 | $1.2K | 2022-02-25 |
| 2022-02-22 | S, sale reported on Form 4 | 601 | $403 | 2022-02-25 |
| 2022-05-20 | S, sale reported on Form 4 | 524 | $351 | 2022-05-23 |
| 2022-05-20 | S, sale reported on Form 4 | 1,489 | $998 | 2022-05-23 |
| 2022-06-06 | S, sale reported on Form 4 | 366 | $234 | 2022-06-08 |
| 2022-06-06 | S, sale reported on Form 4 | 17,270 | $11.2K | 2022-06-08 |
| 2022-06-06 | S, sale reported on Form 4 | 911 | $583 | 2022-06-08 |
| 2022-06-06 | S, sale reported on Form 4 | 43,093 | $28.0K | 2022-06-08 |
| 2022-08-22 | S, sale reported on Form 4 | 1 | $1 | 2022-08-24 |
| 2022-08-22 | S, sale reported on Form 4 | 496 | $486 | 2022-08-24 |
| 2022-08-22 | S, sale reported on Form 4 | 17 | $17 | 2022-08-24 |
| 2022-08-22 | S, sale reported on Form 4 | 1,441 | $1.4K | 2022-08-24 |
| 2022-08-31 | P, purchase reported on Form 4 | 3,000 | $1.9K | 2022-09-01 |
| 2022-09-01 | S, sale reported on Form 4 | 3,000 | $2.8K | 2022-09-01 |
| 2022-11-22 | S, sale reported on Form 4 | 2 | $4 | 2022-11-23 |
| 2022-11-22 | S, sale reported on Form 4 | 11 | $21 | 2022-11-23 |
| 2022-11-22 | S, sale reported on Form 4 | 1,405 | $2.7K | 2022-11-23 |
| 2022-11-22 | S, sale reported on Form 4 | 33 | $64 | 2022-11-23 |
| 2022-11-22 | S, sale reported on Form 4 | 26 | $50 | 2022-11-23 |
| 2022-11-22 | S, sale reported on Form 4 | 471 | $918 | 2022-11-23 |
| 2023-02-21 | S, sale reported on Form 4 | 1,114 | $3.3K | 2023-02-24 |
| 2023-02-21 | S, sale reported on Form 4 | 3,394 | $10.2K | 2023-02-24 |
| 2023-03-29 | S, sale reported on Form 4 | 3,000 | $13.9K | 2023-03-31 |
| 2023-05-23 | S, sale reported on Form 4 | 934 | $3.4K | 2023-05-25 |
| 2023-05-23 | S, sale reported on Form 4 | 2,835 | $10.3K | 2023-05-25 |
| 2023-08-21 | S, sale reported on Form 4 | 2,846 | $10.1K | 2023-08-23 |
| 2023-08-21 | S, sale reported on Form 4 | 937 | $3.3K | 2023-08-23 |
| 2023-09-08 | S, sale reported on Form 4 | 2,897 | $13.2K | 2023-09-12 |
| 2023-10-10 | S, sale reported on Form 4 | 1,644 | $6.6K | 2023-10-12 |
| 2023-11-20 | S, sale reported on Form 4 | 2,835 | $12.4K | 2023-11-22 |
| 2023-11-20 | S, sale reported on Form 4 | 932 | $4.1K | 2023-11-22 |
| 2023-11-30 | S, sale reported on Form 4 | 3,000 | $13.5K | 2023-12-01 |
| 2023-12-05 | S, sale reported on Form 4 | 10,272 | $51.4K | 2023-12-06 |
| 2023-12-08 | S, sale reported on Form 4 | 20,000 | $105.4K | 2023-12-08 |
| 2023-12-14 | S, sale reported on Form 4 | 7,000 | $38.9K | 2023-12-15 |
| 2023-12-18 | S, sale reported on Form 4 | 5,675 | $34.4K | 2023-12-20 |
| 2024-01-08 | S, sale reported on Form 4 | 30,000 | $199.2K | 2024-01-10 |
| 2024-02-08 | S, sale reported on Form 4 | 15,344 | $140.9K | 2024-02-09 |
| 2024-02-20 | S, sale reported on Form 4 | 5,017 | $43.9K | 2024-02-22 |
| 2024-02-20 | S, sale reported on Form 4 | 2,294 | $20.1K | 2024-02-22 |
| 2024-02-26 | S, sale reported on Form 4 | 5,183 | $47.7K | 2024-02-28 |
| 2024-05-21 | S, sale reported on Form 4 | 4,855 | $37.9K | 2024-05-23 |
| 2024-05-21 | S, sale reported on Form 4 | 2,198 | $17.2K | 2024-05-23 |
| 2024-06-03 | S, sale reported on Form 4 | 17,872 | $125.1K | 2024-06-05 |
| 2024-08-16 | S, sale reported on Form 4 | 20,000 | $118.8K | 2024-08-20 |
| 2024-08-20 | S, sale reported on Form 4 | 4,969 | $29.1K | 2024-08-22 |
| 2024-08-20 | S, sale reported on Form 4 | 2,250 | $13.2K | 2024-08-22 |
| 2024-08-20 | S, sale reported on Form 4 | 20,507 | $123.0K | 2024-08-20 |
| 2024-09-13 | S, sale reported on Form 4 | 5,312 | $33.3K | 2024-09-16 |
| 2024-09-27 | S, sale reported on Form 4 | 49,564 | $343.0K | 2024-10-01 |
| 2024-11-04 | S, sale reported on Form 4 | 27,172 | $161.7K | 2024-11-06 |
| 2024-11-06 | S, sale reported on Form 4 | 27,171 | $165.7K | 2024-11-08 |
| 2024-11-20 | S, sale reported on Form 4 | 4,941 | $23.7K | 2024-11-22 |
| 2024-11-20 | S, sale reported on Form 4 | 2,243 | $10.7K | 2024-11-22 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1611311) 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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