---
title: "07:51 ETShareholders who lost money in shares of Ostin Technology Group Co., Ltd. (NASDAQ: OST) should contact Wolf Haldenstein  immediately"
type: "News"
locale: "zh-CN"
url: "https://longbridge.com/zh-CN/news/277200482.md"
description: "Wolf Haldenstein Adler Freeman & Herz LLP has announced a class action lawsuit against Ostin Technology Group Co., Ltd. (NASDAQ: OST) on behalf of shareholders who lost money during the period from May 11, 2025, to June 26, 2025. The lawsuit alleges a \"pump-and-dump\" scheme involving company management, resulting in estimated losses exceeding $950 million. Investors have until April 17, 2026, to seek lead plaintiff status. The firm, with over 125 years of experience in securities litigation, encourages affected investors to contact them for assistance."
datetime: "2026-02-27T12:52:17.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/277200482.md)
  - [en](https://longbridge.com/en/news/277200482.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/277200482.md)
---

> 支持的语言: [English](https://longbridge.com/en/news/277200482.md) | [繁體中文](https://longbridge.com/zh-HK/news/277200482.md)


# 07:51 ETShareholders who lost money in shares of Ostin Technology Group Co., Ltd. (NASDAQ: OST) should contact Wolf Haldenstein  immediately

**Lead Plaintiff Deadline is April 17, 2026**

, /PRNewswire/ -- Wolf Haldenstein Adler Freeman & Herz LLP announces that a class action lawsuit has been filed against Ostin Technology Group Co., Ltd. (NASDAQ: OST) ("Ostin" or the "Company") inclusive on behalf of all persons and entities that purchased or otherwise acquired Ostin shares between **May 11, 2025 and June 26, 2025,** both dates inclusive (the "Class Period"). Investors have until April 17, 2026, to seek appointments as lead plaintiff.

**PLEASE CLICK HERE TO JOIN THE CASE AND SUBMIT CONTACT INFORMATION**

**Key Allegations**

The complaint filed alleges that during the Class Period:

1.  Certain defendants, allegedly including members of a criminal syndicate, orchestrated a coordinated **"pump-and-dump" scheme** involving OST securities.
2.  The scheme allegedly depended on the **active participation and cooperation of company management**.
3.  As a result of the alleged misconduct, investors suffered losses estimated to exceed **$950 million**.

The lawsuit claims that defendants made materially false and misleading statements and engaged in unlawful conduct in violation of federal securities laws.

**Investor Deadlines & Next Steps**

-   A lawsuit has already been filed.
-   Investors who suffered losses have until **April 17, 2026** to seek appointment as **lead plaintiff**.
-   Serving as lead plaintiff is **not required** to share in any potential recovery.

**Why Wolf Haldenstein Adler Freeman & Herz LLP?:**

This illustrious firm, founded in 1888, is steadfast in their pursuit of justice for investors who have suffered financial harm due to these misrepresented statements. The law firm brings to the fore over 125 years of legal expertise in securities litigation and has a proven track record of protecting the rights of investors.

We encourage all investors who have been affected or have information that will assist in our investigation, to contact Wolf Haldenstein Adler Freeman & Herz LLP.

**Contact:**

-   **Phone:** (800) 575-0735 or (212) 545-4774
-   **Email:** \[email protected\]
-   **Contact Person:** Gregory Stone, Director of Case and Financial Analysis

**Firm Website:** Wolf Haldenstein Adler Freeman & Herz LLP

This press release may be considered Attorney Advertising in some jurisdictions under the applicable law and ethical rules.

SOURCE Wolf Haldenstein Adler Freeman & Herz LLP

### 相关股票

- [Ostin Tech (OST.US)](https://longbridge.com/zh-CN/quote/OST.US.md)

## 相关资讯与研究

- [Ostin Technology Group Appoints Rongguo Cui as Independent Director](https://longbridge.com/zh-CN/news/271984569.md)
- [Ostin Shareholders Sue To Recover Losses From Alleged Stock Manipulation Scheme](https://longbridge.com/zh-CN/news/280632860.md)
- [09:02 ETShareholders who lost money in Concorde International Group Ltd.  (NASDAQ: CIGL) Should Contact Wolf Haldenstein Immediately](https://longbridge.com/zh-CN/news/281025399.md)
- [09:04 ETShareholders who lost money in Gemini Space Station, Inc.   (NASDAQ: GEMI) Should Contact Wolf Haldenstein Immediately](https://longbridge.com/zh-CN/news/281026012.md)
- [10:44 ETGO UPCOMING DEADLINE: Faruqi & Faruqi, LLP Reminds Grocery Outlet (GO) Investors of Securities Class Action Deadline on May 15, 2026](https://longbridge.com/zh-CN/news/280881461.md)