PureTech Health plc 3
3 · Seaport Therapeutics, Inc. · Filed Apr 30, 2026
Insider Transaction Report
Form 3
PureTech Health plc
10% Owner
Holdings
- 302,479(indirect: See footnote)
Common Stock
[F1] - (indirect: See footnote)
Series A-1 Preferred Stock
[F2][F1]→ Common Stock (12,736,014 underlying) - (indirect: See footnote)
Series A-2 Preferred Stock
[F2][F1]→ Common Stock (2,681,265 underlying) - (indirect: See footnote)
Series B Preferred Stock
[F2][F1]→ Common Stock (965,255 underlying)
Footnotes (2)
- [F1]PureTech LYT, Inc. is the record holder of all of the securities reported in this Form 3. PureTech Health LLC is the sole owner of PureTech LYT, Inc. PureTech Health plc is the sole member of PureTech Health LLC, and has the power to direct the voting and disposition of securities held by PureTech LYT, Inc. and PureTech Health LLC.
- [F2]The shares of Issuer's preferred stock have no expiration date and are convertible at the holder's election into Issuer's common stock. The preferred stock will automatically convert into shares of the Issuer's common stock, for no additional consideration, upon the closing of the Issuer's initial public offering.