SEC EDGAR Filings04/10 21:43 UTC4 - Da Cunha Gustavo WerneckFiled: 2026-04-10 AccNo: 0002120774-26-000001 Size: 12 KBInsider Ownership FilingGGBGERDAU S.A.U.S. Securities and Exchange Commission热度 106.3重要度 74情绪 0.00