Welcome to our dedicated page for Tantech Holdings SEC filings (Ticker: TANH), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Tantech Holdings Ltd. (TANH) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as a foreign private issuer. Tantech files reports such as Form 6-K under the Securities Exchange Act of 1934, which include information on financing transactions, exchange agreements, corporate governance matters and shareholder meetings.
Recent Form 6-K filings describe private placements of common shares and warrants with accredited investors, including details on unit structures, warrant exercise prices and use of proceeds for working capital and general corporate purposes. Other filings outline a note purchase agreement with Streeterville Capital, LLC for a promissory note, with terms covering interest, maturity, covenants related to exchange listing and limitations on certain future financings. Additional 6-Ks summarize exchange agreements under which portions of an earlier promissory note were partitioned into new notes and exchanged for common shares under an exemption from registration.
Tantech’s filings also include materials for its annual shareholder meeting, such as a notice of meeting and proxy statement, and references to its status as a British Virgin Islands company with operations centered in Lishui City, Zhejiang Province, in the People’s Republic of China. These documents help investors understand the company’s capital structure, financing arrangements, listing-related obligations and governance processes.
On Stock Titan, SEC filings are accompanied by AI-powered summaries that highlight key terms, covenants and potential implications without requiring readers to parse every clause. Users can review new 6-Ks as they are posted to EDGAR, track changes in Tantech’s financing and exchange activity over time, and connect these disclosures to the company’s broader strategy in home furnishing and building materials, vehicle manufacturing and commercial factoring.
Tantech Holdings Ltd completed a registered direct offering and concurrent private placement, raising aggregate gross proceeds of about $2.15 million.
The company sold 7,166,671 Common Units at $0.30 per unit, each unit including one common share, a Series E warrant to buy three shares at $0.30, and a Series F warrant to buy three shares at $0.35. Tantech plans to use the net proceeds, together with existing cash, for general corporate purposes and working capital. Directors and officers agreed to 60‑day lock-ups after closing, and the company committed to register resales of the shares and warrant shares under its existing Form F‑3 shelf.
Tantech Holdings Ltd is conducting a registered direct offering of 7,166,671 Class A Common Shares at $0.30 per unit in a transaction that raises aggregate gross proceeds of approximately $2.15 million. The offering is paired with a concurrent Regulation S private placement of Series E and Series F warrants exercisable for up to 43,000,026 Class A Common Shares.
The prospectus supplement states 6,515,886 Class A Common Shares were outstanding as of March 31, 2026, and the company reported a public float of approximately $6,579,891.44 used to confirm shelf offering capacity. Closing is expected on or about March 31, 2026, subject to customary conditions.
TANTECH HOLDINGS LTD director Liao Mengqi filed an initial Form 3, which is the first statement of beneficial ownership as an insider of the company. The filing does not report any insider trades and simply establishes Liao’s status as a director subject to insider reporting rules.
TANTECH HOLDINGS LTD filed an initial insider ownership report for director Qian Hongdao. The Form 3 data shows no reported transactions, no reported derivative positions, and no share holdings entries, indicating this filing is primarily an administrative disclosure of insider status.
TANTECH HOLDINGS LTD director Wang Shudong has filed an initial insider ownership report as a reporting person for the company. The filing is a Form 3-type disclosure and shows no insider transactions, derivative positions, or holdings data beyond role designations at the time of the report.
Tantech Holdings Ltd reported that Nasdaq notified the company its Class A shares failed to meet the $1.00 minimum closing bid price for 30 consecutive business days, triggering a deficiency under Nasdaq Listing Rule 5550(a)(2). The shares continue trading on Nasdaq under “TANH”.
The company has 180 calendar days, until September 22, 2026, to regain compliance, potentially including a reverse stock split completed at least ten business days before that date, and may qualify for an additional 180‑day grace period. Tantech also entered an exchange agreement with Streeterville Capital, LLC, exchanging a $45,000 promissory New Note for 74,478 Class A shares under a registration exemption.
Tantech Holdings Ltd established an at-the-market share sales program allowing it to sell Class A common shares with an aggregate offering price of up to $2,150,000 through Joseph Stone Capital LLC as sales agent under its existing shelf registration statement on Form F-3.
The company is not obligated to sell shares and the sales agent is not required to purchase any. Tantech will pay the agent a 4.5% commission on gross proceeds and reimburse certain expenses. Legal opinions and the full sales agreement are filed as exhibits and the disclosure is incorporated by reference into existing S-8 and F-3 registration statements.
Tantech Holdings Ltd intends to offer Class A Common Shares in an at-the-market program with aggregate offering proceeds of up to $2,150,000 through Joseph Stone Capital LLC, subject to the Sales Agreement.
The Sales Agent will sell shares from time to time at market prices using commercially reasonable efforts; the Sales Agent will receive a fixed commission of 4.5% of gross proceeds. As of March 20, 2026, Tantech had 6,441,408 Class A Common Shares outstanding and Nasdaq last reported sale price was $0.8352 per share. The offering is an at-the-market offering under Rule 415 and may be suspended or terminated under the Sales Agreement; proceeds are intended for working capital and general corporate purposes.
Tantech Holdings Ltd entered into six exchange agreements with Streeterville Capital, LLC between October 28, 2025 and March 17, 2026. Under each agreement, portions of a $2,160,000 August 2024 promissory note were partitioned into new notes and exchanged for Class A common shares.
Individual exchanges ranged from $50,000 to $97,000 in principal, for consideration between 73,518 and 77,229 Class A common shares per agreement. The share issuances relied on the Section 3(a)(9) exemption from Securities Act registration and were documented using an exchange agreement form dated March 17, 2026.
TANTECH HOLDINGS LTD director Zhang Yefang has filed an initial ownership report showing indirect holdings of Class B common shares. The filing lists 1,142 Class B shares held through TANBSOK GROUP LTD, with Ms. Zhang as the sole shareholder of that entity.
According to the disclosure, she has sole power to vote and dispose of the securities held by TANBSOK GROUP LTD. The filing does not report any new purchase or sale, but establishes her beneficial ownership position in these Class B shares.