TANTECH Files 424B5 Prospectus Supplement for Existing Offering

TL;DR

**Tantech just filed a prospectus supplement, likely for a stock offering.**

AI Summary

TANTECH HOLDINGS LTD filed a 424B5 prospectus on March 25, 2026, related to a previously filed registration statement (File No. 333-274274). This filing is a supplement to an existing offering, likely detailing how the company plans to sell securities or updating information for potential investors. For current or prospective shareholders, this means Tantech is actively managing its capital structure, which could lead to dilution if new shares are issued, but also provides capital for growth or operations.

Why It Matters

This filing indicates TANTECH HOLDINGS LTD is moving forward with a securities offering, which could impact share price through dilution or provide capital for future initiatives.

Risk Assessment

Risk Level: medium — The filing itself is procedural, but a securities offering carries medium risk due to potential dilution for existing shareholders.

Analyst Insight

Investors should review the full 424B5 document to understand the specific terms of the offering, including the number of shares, price, and potential dilution, before making any investment decisions.

Key Numbers

• 0001588084 — CIK (Unique identifier for TANTECH HOLDINGS LTD)
• 333-274274 — File No. (The registration statement number this 424B5 supplements)
• 2026-03-25 — Filing Date (The date the 424B5 prospectus was filed)
• 1061142 — Size (Size of the primary 424B5 document in bytes)

Key Players & Entities

• TANTECH HOLDINGS LTD (company) — the filer of the 424B5 prospectus
• 0001588084 (person) — CIK of TANTECH HOLDINGS LTD
• 333-274274 (person) — File Number of the related registration statement
• 2026-03-25 (person) — Filing Date of the 424B5

Forward-Looking Statements

• TANTECH HOLDINGS LTD will proceed with a capital raise or offering based on the underlying registration statement. (TANTECH HOLDINGS LTD) — high confidence, target: 2026-12-31

FAQ

Key Financial Figures

• $2,150,000 — 1, 2023) TANTECH HOLDINGS LTD Up to $2,150,000 Class A Common Shares We have entered
• $0.8352 — price of our Class A Common Shares was $0.8352 per share. We are a British Virgin Is
• $9.27 million — mpany provided working capital loans of $9.27 million in aggregate to its non-PRC Subsidiarie
• $5.9 million — mpany provided working capital loans of $5.9 million in aggregate to a PRC Subsidiary and $0
• $0.9 million — on in aggregate to a PRC Subsidiary and $0.9 million to non-PRC Subsidiaries. For the year e
• $7.3 million — mpany provided working capital loans of $7.3 million in aggregate to a U.S. Subsidiary. For
• $0.3 million — mpany provided working capital loans of $0.3 million in aggregate to a U.S. Subsidiary. As o
• $2.15 m — ng an aggregate offering price of up to $2.15 million, at prices and on terms to be det

Filing Documents

• tanh_424b5.htm (424B5) — 1036KB
• tanh_424b5img7.jpg (GRAPHIC) — 10KB
• tanh_424b5img6.jpg (GRAPHIC) — 26KB
• tanh_424b5img27.jpg (GRAPHIC) — 46KB
• tanh_424b5img26.jpg (GRAPHIC) — 48KB
• tanh_424b5img25.jpg (GRAPHIC) — 19KB
• tanh_424b5img24.jpg (GRAPHIC) — 19KB
• tanh_424b5img23.jpg (GRAPHIC) — 9KB
• tanh_424b5img22.jpg (GRAPHIC) — 11KB
• tanh_424b5img21.jpg (GRAPHIC) — 56KB
• tanh_424b5img17.jpg (GRAPHIC) — 10KB
• tanh_424b5img16.jpg (GRAPHIC) — 8KB
• 0001477932-26-001565.txt ( ) — 1399KB

Use of Proceeds

Use of Proceeds S-18

Dilution

Dilution S-18 Plan of Distribution S-20 Legal Matters S-22 Experts S-22 Information Incorporated by Reference S-22 Where You Can Find More Information S-23 PROSPECTUS ABOUT THIS PROSPECTUS 9 INFORMATION REGARDING FORWARD-LOOKING STATEMENTS; CAUTIONARY LANGUAGE 10 PROSPECTUS SUMMARY 11

USE OF PROCEEDS

USE OF PROCEEDS 57 GENERAL DESCRIPTION OF THE SECURITIES WE MAY OFFER 58 DESCRIPTION OF SHARE CAPITAL 59 PLAN OF DISTRIBUTION 83 LEGAL MATTERS 85 EXPERTS 86 ENFORCEABILITY OF CIVIL LIABILITIES UNDER UNITED STATES FEDERAL SECURITIES LAWS AND OTHER MATTERS 86 DISCLOSURE OF COMMISSION POSITION ON INDEMNIFICATION FOR SECURITIES ACT LIABILITIES 86 WHERE YOU CAN FIND MORE INFORMATION 87 INFORMATION INCORPORATED BY REFERENCE 88 S-1 Table of Contents ABOUT THIS PROSPECTUS SUPPLEMENT This prospectus supplement and the accompanying prospectus are part of a registration statement on Form F-3 (Registration No. 333-274274) that we filed with the Securities and Exchange Commission, or the SEC, using a "shelf" registration process. Under this prospectus supplement and the accompanying prospectus, we may from time to time sell our Class A Common Shares having an aggregate offering price of up to $2.15 million, at prices and on terms to be determined by market conditions at the time of the offering. This document is in two parts. The first part is a prospectus supplement, which describes the specific terms of this offering and certain other matters relating to us. The second part is the accompanying prospectus, which provides more general information, some of which may not apply to this offering. You should read both this prospectus supplement and the accompanying prospectus as well as the additional information described in this prospectus supplement under the headings "Where You Can Find More Information" and "Incorporation of Information by Reference" before investing in our Class A Common Shares. This prospectus supplement describes the terms of this offering of Class A Common Shares and also adds to and updates information contained in the accompanying prospectus and the documents incorporated by reference into this prospectus supplement and the accompanying prospectus. To the extent that any statement that we make in this prospectus supple

View Full Filing

View this 424B5 filing on SEC EDGAR