Kailera Therapeutics, Inc.
KLRA- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0002096997
No open-market purchases or sales by Kailera Therapeutics, Inc. insiders were filed in the last 90 days; 100 institutions reported holding it in 13F filings for Q2 2026, worth $2.57B in total; Soros Fund Management is the only superinvestor holding it.
Holders of 5% or more of KLRA
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Kailera Therapeutics, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| BCPE Perseus Investor, LP | 13D | 20.27%26.3M shares | New | Apr 23, 20261 filing | Apr 23, 2026 | SEC |
| BCLS Fund IV Investments, L.P. | 13D | 17.43%22.6M shares | New | Apr 23, 20261 filing | Apr 23, 2026 | SEC |
| Jiangsu Hengrui Pharmaceuticals Co., Ltd. | 13G | 8.90%11.5M shares | New | Aug 5, 20261 filing | Aug 5, 2026 | SEC |
| RTW Investments, LP | 13G | 8.30%10.8M shares | New | Aug 14, 20261 filing | Aug 14, 2026 | SEC |
| Canada Pension Plan Investment Board | 13G | 5.60%7.30M shares | New | Aug 14, 20261 filing | Aug 14, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
5 Schedule 13D and 13G filings on Kailera Therapeutics, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 14, 20264:01 PM ET | Canada Pension Plan Investment Boardand 1 other | 13G | 5.60%7.30M shares | New | Jun 30, 2026 | SEC |
| Aug 14, 20268:03 AM ET | RTW Investments, LPand 1 other | 13G | 8.30%10.8M shares | New | Jun 30, 2026 | SEC |
| Aug 5, 20266:04 AM ET | Jiangsu Hengrui Pharmaceuticals Co., Ltd. | 13G | 8.90%11.5M shares | New | Jun 30, 2026 | SEC |
| Apr 23, 20268:01 PM ET | BCLS Fund IV Investments, L.P. | 13D | 17.43%22.6M shares | New | Apr 16, 2026 | SEC |
| Apr 23, 20267:34 PM ET | BCPE Perseus Investor, LP | 13D | 20.27%26.3M shares | New | Apr 16, 2026 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Kailera Therapeutics, Inc. shares.
No Form 144 notices for Kailera Therapeutics, Inc. are on file.