---
title: "TANH.US (TANH.US) — 相关新闻"
type: "Symbol"
locale: "zh-CN"
url: "https://longbridge.com/zh-CN/quote/TANH.US/news.md"
symbol: "TANH.US"
name: "TANH.US"
parent: "https://longbridge.com/zh-CN/quote/TANH.US.md"
datetime: "2026-03-14T17:27:17.651Z"
locales:
  - [en](https://longbridge.com/en/quote/TANH.US/news.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/TANH.US/news.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/TANH.US/news.md)
---

> 支持的语言: [English](https://longbridge.com/en/quote/TANH.US/news.md) | [繁體中文](https://longbridge.com/zh-HK/quote/TANH.US/news.md)


# TANH.US (TANH.US) — 相关新闻

### [U.S. stock market midday update: TanTech Holdings fell 17.91%, trading volume increased, market sentiment fluctuations attract attention](https://longbridge.com/zh-CN/news/278906543.md)
*2026-03-12T14:57:43.000Z*
> TanTech fell 17.91%; Dow Chemical rose 7.01%, with a transaction volume of USD 328 million; LyondellBasell Industries ro

### [U.S. stock market midday update: TanTech obtains trademark license but falls 15.47%, market is worried about future risks](https://longbridge.com/zh-CN/news/274352861.md)
*2026-01-30T20:08:03.000Z*
> TanTech Holdings fell 15.47%; LyondellBasell Industries fell 2.64%, with a transaction volume of $590 million; Dow Chemi

### [](https://longbridge.com/zh-CN/news/274337393.md)
*2026-01-30T15:59:03.000Z*
> Tantech Holdings shares are trading lower. The company announced it received a Notice of Allowance from the United State

### [Pre-market hot trades in US stocks: TanTech up 19.40% pre-market; Hecla Mining down 12.39% pre-market](https://longbridge.com/zh-CN/news/274291927.md)
*2026-01-30T10:32:40.000Z*
> TanTech Holdings pre-market rose 19.40%; Hecla Mining pre-market fell 12.39%; FAT Brands - B pre-market rose 562.50%; Vi

### [Tantech's U.S. subsidiary, Tanhome, secures "TANHOME" trademark from USPTO, boosting green building strategy. (Numerical details missing)](https://longbridge.com/zh-CN/news/274294022.md)
*2026-01-30T10:32:29.000Z*
> On January 30, 2026, Tantech Holdings Ltd. (Nasdaq: TANH) disclosed that its American branch, Tanhome Group Inc., was gr

### [Tantech Holdings Subsidiary, Tanhome Group Inc., Receives Notice of Allowance from USPTO for "TANHOME" Trademark, Fortifying North American Green Building Strategy | TANH Stock News](https://longbridge.com/zh-CN/news/274292152.md)
*2026-01-30T02:30:00.000Z*
> Tantech Holdings Ltd. announced that its subsidiary, Tanhome Group Inc., received a Notice of Allowance from the USPTO f

### [Tantech Holdings' (NASDAQ:TANH) Earnings Quality Is Low](https://longbridge.com/zh-CN/news/270866446.md)
*2025-12-26T17:25:55.000Z*
> Tantech Holdings Ltd (NASDAQ:TANH) reported weak earnings, yet its stock remained strong. The company significantly dilu