Tantech Holdings Reports Q2 2025 Results, Details Equity Deals

Ticker: TANH · Form: 6-K · Filed: Dec 19, 2025 · CIK: 1588084

Tantech Holdings Ltd 6-K Filing Summary
FieldDetail
CompanyTantech Holdings Ltd (TANH)
Form Type6-K
Filed DateDec 19, 2025
Risk Levelmedium
Pages2
Reading Time3 min
Sentimentmixed

Sentiment: mixed

Topics: financial-results, subsequent-event, equity-deal, warrants

TL;DR

Tantech's revenue down in H1 2025, but new equity deals and warrants are on the table.

AI Summary

Tantech Holdings Ltd. reported its financial results for the period ending June 30, 2025. The company's revenue for the six months was $11.3 million, a decrease from $14.2 million in the same period of the prior year. The filing also details several subsequent events, including equity acquisition agreements and the issuance of warrants and promissory notes.

Why It Matters

This filing provides investors with Tantech's latest financial performance and outlines significant corporate actions that could impact the company's future structure and operations.

Risk Assessment

Risk Level: medium — The company's revenue decline and the nature of the subsequent events, such as warrant issuances, suggest potential financial pressures or strategic shifts that warrant careful investor consideration.

Key Numbers

  • $11.3M — Revenue (H1 2025) (Represents a decrease from the prior year period.)
  • $14.2M — Revenue (H1 2024) (Prior period revenue for comparison.)

Key Players & Entities

  • TANTECH HOLDINGS LTD (company) — Filer
  • 20250630 (date) — Period of report
  • $11,326,580 (dollar_amount) — Revenue for six months ended June 30, 2025
  • $14,243,880 (dollar_amount) — Revenue for six months ended June 30, 2024
  • 2025-07-01 (date) — Equity Acquisition Agreement effective date
  • 2025-08-31 (date) — Equity Acquisition Agreement effective date
  • 2025-04-18 (date) — Equity Acquisition Agreement effective date
  • 2025-10-01 (date) — Warrant and Purchase Agreement dates
  • 2025-10-23 (date) — Warrant and Purchase Agreement dates
  • 2025-10-14 (date) — Promissory Note date

FAQ

What was Tantech's revenue for the six months ended June 30, 2025?

Tantech's revenue for the six months ended June 30, 2025, was $11,326,580.

How does the H1 2025 revenue compare to H1 2024?

Revenue decreased from $14,243,880 for the six months ended June 30, 2024, to $11,326,580 for the six months ended June 30, 2025.

What types of subsequent events are detailed in the filing?

The filing details equity acquisition agreements, purchase agreements for Series C and D warrants, and promissory notes.

When were the Series C and Series D warrants issued or agreed upon?

Purchase agreements for Series C and Series D warrants were dated October 1, 2025, with an effective date of October 23, 2025.

What is the company's primary industry classification?

Tantech Holdings Ltd. is classified under 'INDUSTRIAL ORGANIC CHEMICALS' with SIC code 2860.

Filing Stats: 644 words · 3 min read · ~2 pages · Grade level 13 · Accepted 2025-12-19 08:11:08

Filing Documents

Financial Statements and Exhibits

Financial Statements and Exhibits. The following exhibits are attached. Exhibit Description 99.1 Unaudited Condensed Consolidated Financial Statements and Related Notes for the Six Months Ended June 30, 2025 and 2024 99.2

Management's Discussion and Analysis of Financial Condition and Results of Operations

Management's Discussion and Analysis of Financial Condition and Results of Operations 99.3 English Translation of Supplemental Agreement to Equity Transfer Agreement, dated June 30, 2025, by and between Shanghai Jiamu Investment Management Co., Ltd. and Lishui Damushan Tea Co., Ltd. 101.INS Inline XBRL Instance Document 101.SCH Inline XBRL Taxonomy Extension Schema Document 101.CAL Inline XBRL Taxonomy Extension Calculation Linkbase Document 101.DEF Inline XBRL Taxonomy Extension Definition Linkbase Document 101.LAB Inline XBRL Taxonomy Extension Label Linkbase Document 101.PRE Inline XBRL Taxonomy Extension Presentation Linkbase Document 4

SIGNATURES

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. TANTECH HOLDINGS LTD Date: December 19, 2025 By: /s/ Zheyuan Liu Name: Zheyuan Liu Title: Chief Executive Officer 5

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