14 insiders reported 37 Form 4 transactions for Allakos Inc. (ALLK) over the past 18 months (most recent 2025-05-19). Recent activity: LAMPERT MARK N (10% Owner) Sell 855,211 shares, BIOTECHNOLOGY VALUE FUND L P (Insider) Sell 6.8M shares, BIOTECHNOLOGY VALUE FUND II LP (Insider) Sell 8.7M shares, LAMPERT MARK N (10% Owner) Sell 8.7M shares, Biotechnology Value Trading Fund OS LP (Insider) Sell 8.7M shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-05-19 | LAMPERT MARK N | 10% Owner | Sell | 855,211 | $0 |
| 2025-05-19 | BIOTECHNOLOGY VALUE FUND L P | Insider | Sell | 6.8M | $0 |
| 2025-05-19 | BIOTECHNOLOGY VALUE FUND II LP | Insider | Sell | 8.7M | $0 |
| 2025-05-19 | LAMPERT MARK N | 10% Owner | Sell | 8.7M | $0 |
| 2025-05-19 | Biotechnology Value Trading Fund OS LP | Insider | Sell | 8.7M | $0 |
| 2025-05-19 | BVF Partners OS Ltd. | Insider | Sell | 8.7M | $0 |
| 2025-05-19 | BVF I GP LLC | Insider | Sell | 8.7M | $0 |
| 2025-05-19 | Biotechnology Value Trading Fund OS LP | Insider | Sell | 855,211 | $0 |
| 2025-05-19 | BVF GP HOLDINGS LLC | 10% Owner | Sell | 8.7M | $0 |
| 2025-05-19 | BIOTECHNOLOGY VALUE FUND L P | Insider | Sell | 8.7M | $0 |
| 2025-05-19 | BVF PARTNERS L P/IL | 10% Owner | Sell | 6.8M | $0 |
| 2025-05-19 | BVF INC/IL | 10% Owner | Sell | 6.8M | $0 |
| 2025-05-19 | BIOTECHNOLOGY VALUE FUND II LP | Insider | Sell | 6.8M | $0 |
| 2025-05-19 | LAMPERT MARK N | 10% Owner | Sell | 6.8M | $0 |
| 2025-05-19 | Biotechnology Value Trading Fund OS LP | Insider | Sell | 6.8M | $0 |
| 2025-05-19 | BVF Partners OS Ltd. | Insider | Sell | 6.8M | $0 |
| 2025-05-19 | BVF I GP LLC | Insider | Sell | 6.8M | $0 |
| 2025-05-19 | BVF II GP LLC | Insider | Sell | 6.8M | $0 |
| 2025-05-19 | BVF GP HOLDINGS LLC | 10% Owner | Sell | 6.8M | $0 |
| 2025-05-19 | BVF INC/IL | 10% Owner | Sell | 8.7M | $0 |
| 2025-05-19 | BVF PARTNERS L P/IL | 10% Owner | Sell | 855,211 | $0 |
| 2025-05-19 | BVF INC/IL | 10% Owner | Sell | 855,211 | $0 |
| 2025-05-19 | BIOTECHNOLOGY VALUE FUND II LP | Insider | Sell | 855,211 | $0 |
| 2025-05-19 | BVF PARTNERS L P/IL | 10% Owner | Sell | 8.7M | $0 |
| 2025-05-19 | BVF II GP LLC | Insider | Sell | 8.7M | $0 |
来源：SEC Form 4 申报文件 · 截至 2025-05-19