2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/219200We study moduli of holomorphic vector bundles on non-compact varieties. We discuss filtrability and algebraicity of bundles and calculate dimensions of local moduli. As particularly interesting examples, we describe numerical invariants of bundles on some local Calabi-Yau threefolds.18 pages. Revision history: v1: As submitted for publication. v2: minor corrections, as publishedAlgebraic Geometry14J60text