GOLD RESOURCE CORP Form DEFA14A: Additional definitive proxy soliciting materials

Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.

2026-06-23: Form DEFA14A; Description DEFA14A; Document tm2617515d4_defa14a.htm.
2026-06-18: Form DEFA14A; Description DEFA14A; Document tm2617515d3_defa14a.htm.
2026-06-15: Form DEFA14A; Description DEFA14A; Document tm2617515d1_defa14.htm.
2026-06-05: Form DEFA14A; Description DEFA14A; Document tm2616876d1_defa14a.htm.

Filed	Form	Description	Document
2026-06-23	DEFA14A	DEFA14A	tm2617515d4_defa14a.htm
2026-06-18	DEFA14A	DEFA14A	tm2617515d3_defa14a.htm
2026-06-15	DEFA14A	DEFA14A	tm2617515d1_defa14.htm
2026-06-05	DEFA14A	DEFA14A	tm2616876d1_defa14a.htm
2026-05-15	DEFA14A	DEFA14A	tm268689d3_defa14a.htm
2026-05-15	DEFA14A	DEFA14A	tm268689d4_defa14a.htm
2026-05-08	DEFA14A	DEFA14A	goro-20210727xdefa14a.htm
2026-03-12	DEFA14A	DEFA14A	goro-20260312xdefa14a.htm
2026-01-28	DEFA14A	DEFA14A	goro-20260128xdefa14a.htm
2026-01-26	DEFA14A	DEFA14A	goro-20260125xdefa14a.htm
2026-01-26	DEFA14A	DEFA14A	goro-20260126xdefa14a.htm
2025-04-25	DEFA14A	DEFA14A	goro-20250422xdefa14a.htm
2024-04-29	DEFA14A	DEFA14A	tmb-20240426xdefa14a.htm
2023-06-09	DEFA14A	DEFA14A	tmb-20230607xdefa14a.htm
2023-04-28	DEFA14A	DEFA14A	tmb-20230428xdefa14a.htm
2021-04-20	DEFA14A	DEFA14A	tmb-20210420xdefa14a.htm
2020-04-10	DEFA14A	DEFA14A	defa14a.htm
2019-04-30	DEFA14A	DEFA14A	defa14a.htm
2018-04-30	DEFA14A	DEFA14A	defa14a.htm
2017-04-28	DEFA14A	DEFA14A	defa14a.htm
2016-04-29	DEFA14A	DEFA14A	goro-20160615xdefa14a.htm
2015-04-30	DEFA14A	DEFA14A	goro-20150625xdefa14a.htm
2014-04-30	DEFA14A	DEFA14A	d716315ddefa14a.htm
2013-04-30	DEFA14A	DEFA14A	d527289ddefa14a.htm
2012-04-30	DEFA14A	DEFINITIVE ADDITIONAL MATERIALS	d343469ddefa14a.htm