About Spearhead Bio
Spearhead Bio is a private company based in Saint Louis, Missouri, incorporated in 2024 in Delaware. It has reported $2,225,000 raised in two offerings on Form D since February 2025. Its chief executive is Michael Bielski.
Funding Rounds (SEC Form D)
| First sale | Filed with SEC | Amount sold | Investors | Avg. check | Terms | Filing |
|---|---|---|---|---|---|---|
| Jun 18, 2026 | Jun 23, 2026 | $1,200,000of $1.7M target | 4 | $300K | Options, Securities on exerciseRule 506(b) | Form D ↗ |
| Feb 6, 2025 | Feb 21, 2025 | $1,025,000of $1.3M target | 5 | $205K | OptionsRule 506(b) | Form D ↗ |
| Total, two offerings | $2,225,000 | |||||
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 Spearhead Bio's Form D filed Jun 23, 2026.


Harold Davies
Chief Financial Officer, DTC and director
Also an executive officer and director at Metablify.

Michael Bielski
President & Chief Executive Officer, director
Also a chief executive officer and director at Metablify and a director at NewLeaf Symbiotics.
