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Tantech Holdings (NASDAQ: TANH) appoints co-CEO, co-CFO and new independent directors - Stock TitanStock Titan · Fri, 07 Aug 2026 10:06:54 GMTTantech Holdings (TANH) appoints co-CEO, co-CFO and reshapes its board - Stock TitanStock Titan · Thu, 06 Aug 2026 10:03:58 GMTSEC Filings for Aug 5, 2026 - 10-K, 10-Q, 8-K Forms - Stock TitanStock Titan · Wed, 05 Aug 2026 08:46:15 GMTTantech Holdings (TANH) replaces its U.S. legal counsel - Stock TitanStock Titan · Tue, 04 Aug 2026 20:37:25 GMT