Kazley Michael John bought SDEV

Footnotes

On January 16, 2026, the Issuer issued and sold to R01 LP pre-funded warrants (the "Pre-Funded Warrants") to purchase an aggregate 53,679,974 shares of the Issuer's Common Stock. The purchase price was $0.85 per warrant. The Pre-Funded Warrants have no expiration date and are exercisable for shares of Common Stock on a tiered basis, with 20% of the Pre-Funded Warrants becoming exercisable on July 16, 2026, 30% of the Pre-Funded Warrants becoming exercisable on October 16, 2026 and the remaining 50% of the Pre-Funded Warrants becoming exercisable on January 16, 2027. All figures presented reflect the Issuer's 1-for-5 reverse stock split that became effective on February 20, 2026.; The reported securities may also be deemed to be beneficially owned by R01 Fund LP ("R01 LP"), R01 Capital LLC ("R01 Capital") and R01 Capital Manager LLC ("R01 Capital Manager" and together with R01 LP, R01 Capital and the Reporting Person, the "R01 Entities"), each of which or whom disclaim beneficial ownership of these shares, except to the extent of its or his pecuniary interest in such shares, if any. R01 Capital is the general partner of R01 LP. R01 Capital Manager is the investment manager for R01 Capital. The Reporting Person is the managing member of R01 Capital Manager.