Murugan Amar insider trades
Murugan Amar has filed 19 Form 4s with the SEC that we hold, for Atara Biotherapeutics, Inc. (ATRA) (EVP, Chief Legal Officer) and SLRN (Chief Legal Officer). Across all of them we count 0 purchases worth $0 and 21 sales worth $234.2K 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 2,124 shares of Atara Biotherapeutics, Inc. worth $36.4K, dated 2021-11-16. The first filing on our record is dated 2021-08-19 and the latest 2025-05-23.
Atara Biotherapeutics, Inc. (ATRA)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-08-17 | S, sale reported on Form 4 | 2,080 | $26.1K | 2021-08-19 |
| 2021-11-16 | S, sale reported on Form 4 | 2,124 | $36.4K | 2021-11-18 |
| 2022-03-01 | S, sale reported on Form 4 | 1,465 | $14.4K | 2022-03-03 |
| 2022-03-01 | S, sale reported on Form 4 | 1,112 | $11.0K | 2022-03-03 |
| 2022-05-17 | S, sale reported on Form 4 | 2,317 | $12.3K | 2022-05-19 |
| 2022-05-17 | S, sale reported on Form 4 | 906 | $4.8K | 2022-05-19 |
| 2022-08-16 | S, sale reported on Form 4 | 1,196 | $6.0K | 2022-08-18 |
| 2022-08-16 | S, sale reported on Form 4 | 2,234 | $11.3K | 2022-08-18 |
| 2022-11-16 | S, sale reported on Form 4 | 3,612 | $16.2K | 2022-11-18 |
| 2023-03-02 | S, sale reported on Form 4 | 4,221 | $15.3K | 2023-03-06 |
| 2023-05-16 | S, sale reported on Form 4 | 985 | $2.0K | 2023-05-18 |
| 2023-05-16 | S, sale reported on Form 4 | 7,404 | $15.1K | 2023-05-18 |
| 2023-08-16 | S, sale reported on Form 4 | 5,050 | $8.3K | 2023-08-18 |
| 2023-08-16 | S, sale reported on Form 4 | 3,622 | $6.0K | 2023-08-18 |
| 2023-11-16 | S, sale reported on Form 4 | 8,307 | $3.2K | 2023-11-20 |
| 2024-03-04 | S, sale reported on Form 4 | 10,044 | $7.2K | 2024-03-06 |
| 2024-05-16 | S, sale reported on Form 4 | 32,401 | $20.1K | 2024-05-20 |
| 2024-08-16 | S, sale reported on Form 4 | 877 | $5.8K | 2024-08-20 |
| 2024-08-16 | S, sale reported on Form 4 | 89 | $590 | 2024-08-20 |
| 2024-08-16 | S, sale reported on Form 4 | 192 | $1.3K | 2024-08-20 |
SLRN
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2025-03-17 | S, sale reported on Form 4 | 3,913 | $10.7K | 2025-03-19 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1809916) 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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