About Kayak Therapeutics
Kayak Therapeutics is a private company based in Austin, Texas, incorporated in 2025 in Delaware. It has reported $31,611,000 raised in two offerings on Form D since September 2025. Its chief executive is Josiah Hornblower.
Funding Rounds (SEC Form D)
| First sale | Filed with SEC | Amount sold | Investors | Avg. check | Terms | Filing |
|---|---|---|---|---|---|---|
| May 12, 2026 | May 27, 2026amended Aug 21, 2026 | $24,981,000of $30.0M target | 137 | $182K | OptionsRule 506(b) | Form D/A ↗1 earlier filing |
| Sep 11, 2025 | Sep 29, 2025 | $6,630,000of $10.0M target | 42 | $157K | EquityRule 506(b) | Form D ↗ |
| Total, two offerings | $31,611,000 | |||||
First sale is the date the first investor in the offering committed to invest. Companies must file Form D within 15 days of that date, so filing dates run later.
Leadership Team
Executive officers and directors listed on Kayak Therapeutics's Form D filed Aug 21, 2026.


Josiah Hornblower
President & CEO, director
Also an executive officer and director at Blue Pine Financial.
TS
Taylor Schreiber
Board Director
TB
