WCBR is trading 1.83% lower at $45.37 after no clear company-specific catalyst emerged for the September 25, 2026 decline. - The WisdomTree Cybersecurity ETF’s major holdings include CrowdStrike, Palo Alto Networks, Okta, and SentinelOne. - Major indexes were nearly flat, so broad-market weakness does not clearly explain the move. - Recent cybersecurity coverage has focused on strong sector performance, not a fresh negative catalyst.