KLRA
Kailera Therapeutics, Inc. · Healthcare · Market cap $2.1B(Price slightly stale)
Insiders bought $326.8M net in the last 90 days ·0 sellers, 5 buyers· latest Form 4 filed Apr 22, 2026
Insider Buying
$326.8M
reported purchases (SEC code P)
Insider Selling
$0
reported sales (SEC code S)
Unique Insiders
5
in the rolling window
Latest filing
Jun 11, 2026
RTW INVESTMENTS, LP
Kailera Therapeutics, Inc. (KLRA) has 7 SEC Form 4 filings (15 transaction rows) in the rolling window, disclosed by 5 distinct insiders. Most recent filing: Jun 11, 2026.
Inside the rolling window, 5 insiders at Kailera Therapeutics, Inc. reported 5 open-market purchases totaling $326.8M and no open-market sales. Insiders have net bought $326.8M over the trailing 6 months. The largest single insider purchase in this window was $134.4M by Director, 10% Owner Kaplan Andrew T. on Apr 20, 2026. The most recent open-market filing is a purchase of 500,000 shares by 10% Owner RTW INVESTMENTS, LP, dated Apr 20, 2026, worth $8.0M.
- Industry:Biotechnology
- CEO:Ronald C. Renaud Jr.
- Employees:145
- HQ:Waltham, MA, US
- IPO:2026-04-17
| Source | |||||||
|---|---|---|---|---|---|---|---|
RTW INVESTMENTS, LPFirst filing | 10% Owner | Purchase | 500,000 | $8.0M | Apr 22 | -33.2% | SEC ↗ |
Koppel AdamFirst filing | Director, 10% Owner | Purchase | 1,562,500 | $25.0M | Apr 20 | -34.1% | SEC ↗ |
Kaplan Andrew T.First filing | Director, 10% Owner | Purchase | 8,398,438 | $134.4M | Apr 20 | -34.1% | SEC ↗ |
| 10% Owner | Purchase | 1,562,500 | $25.0M | Apr 20 | -34.1% | SEC ↗ | |
| 10% Owner | Purchase | 8,398,438 | $134.4M | Apr 20 | -34.1% | SEC ↗ |
Frequently asked questions
How many SEC Form 4 insider filings does KLRA have?
Kailera Therapeutics, Inc. (KLRA) has 7 SEC Form 4 filings (15 transaction rows) in the rolling 365-day window, disclosed by 5 distinct insiders. Most recent filing: Jun 11, 2026.
When was the most recent SEC Form 4 filing for KLRA?
The most recent Form 4 filing for KLRA on Tracefour is dated Jun 11, 2026.
What is the net insider flow at KLRA over the last 6 months?
Over the trailing 180 days, insiders at KLRA have net bought $326.8M based on SEC Form 4 disclosures.
What was the largest insider purchase at KLRA?
The largest single insider open-market purchase at KLRA in the rolling window was $134.4M by Director, 10% Owner Kaplan Andrew T. on 2026-04-20.
What is the total insider buy and sell value at KLRA in the current window?
Inside the rolling window, insiders at KLRA bought $326.8M and sold $0 based on SEC Form 4 filings.
Can I get alerts for KLRA insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at Kailera Therapeutics, Inc. (KLRA). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
Kailera Therapeutics, Inc. is in the Healthcare sector.