Loading CTSO…
SEC filing
CTSO · CIK 1175151
4 · Sep 16, 2026 · Director Sobel Alan D. bought 2,500 shares at $6.10/share ($15,254)
Director Sobel Alan D. bought 2,500 shares at $6.10/share ($15,254)
OWNERSHIP DOCUMENT
Graphics and non-inline formats (not embedded below).