16 insiders reported 37 Form 4 transactions for Kailera Therapeutics, Inc. (KLRA) over the past 18 months (most recent 2026-06-11). Recent activity: Renaud Ronald C JR (CEO & President) Buy 38,094 shares, Jiangsu Hengrui Pharmaceuticals Co., Ltd. (10% Owner) Buy 9.5M shares, WONG RODERICK (10% Owner) Buy 10.3M shares, Jiangsu Hengrui Pharmaceuticals Co., Ltd. (10% Owner) Buy 2.0M shares, WONG RODERICK (10% Owner) Buy 500,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-11 | Renaud Ronald C JR | CEO & President | Buy | 38,094 | $199,994 |
| 2026-04-22 | Jiangsu Hengrui Pharmaceuticals Co., Ltd. | 10% Owner | Buy | 9.5M | $0 |
| 2026-04-22 | WONG RODERICK | 10% Owner | Buy | 10.3M | $0 |
| 2026-04-22 | Jiangsu Hengrui Pharmaceuticals Co., Ltd. | 10% Owner | Buy | 2.0M | $0 |
| 2026-04-22 | WONG RODERICK | 10% Owner | Buy | 500,000 | $8.0M |
| 2026-04-22 | RTW INVESTMENTS, LP | 10% Owner | Buy | 500,000 | $8.0M |
| 2026-04-22 | RTW INVESTMENTS, LP | 10% Owner | Buy | 10.3M | $0 |
| 2026-04-20 | Bain Capital Fund XIV, L.P. | 10% Owner | Buy | 8.4M | $134.4M |
| 2026-04-20 | Bain Capital Life Sciences Investors, LLC | 10% Owner | Buy | 16.9M | $0 |
| 2026-04-20 | BAIN CAPITAL INVESTORS LLC | 10% Owner | Buy | 17.9M | $0 |
| 2026-04-20 | Kaplan Andrew T. | Director | Buy | 17.9M | $0 |
| 2026-04-20 | BCPE Perseus Investor, LP | 10% Owner | Buy | 17.9M | $0 |
| 2026-04-20 | Bain Capital Life Sciences IV General Partner, LLC | 10% Owner | Buy | 16.9M | $0 |
| 2026-04-20 | Bain Capital XIV General Partner, LLC | 10% Owner | Buy | 17.9M | $0 |
| 2026-04-20 | Bain Capital Life Sciences Fund IV, L.P. | 10% Owner | Buy | 16.9M | $0 |
| 2026-04-20 | Bain Capital Fund XIV, L.P. | 10% Owner | Buy | 17.9M | $0 |
| 2026-04-20 | Koppel Adam | Director | Buy | 16.9M | $0 |
| 2026-04-20 | BCLS Fund IV Investments, L.P. | 10% Owner | Buy | 16.9M | $0 |
| 2026-04-20 | BCLS Fund IV Investments GP, LLC | 10% Owner | Buy | 16.9M | $0 |
| 2026-04-20 | Bain Capital Life Sciences Investors, LLC | 10% Owner | Buy | 4.1M | $0 |
| 2026-04-20 | BCLS Fund IV Investments, L.P. | 10% Owner | Buy | 4.1M | $0 |
| 2026-04-20 | BCLS Fund IV Investments GP, LLC | 10% Owner | Buy | 4.1M | $0 |
| 2026-04-20 | Koppel Adam | Director | Buy | 4.1M | $0 |
| 2026-04-20 | Bain Capital Life Sciences Fund IV, L.P. | 10% Owner | Buy | 4.1M | $0 |
| 2026-04-20 | BCPE Perseus Investor GP, LLC | 10% Owner | Buy | 17.9M | $0 |
Source: SEC Form 4 filings · as of 2026-06-11