Weekly Analysts’ Ratings Changes for ACM Research (ACMR)

ACM Research (NASDAQ: ACMR) recently received a number of ratings updates from brokerages and research firms:

• 2/28/2026 – ACM Research was upgraded by Wall Street Zen from “sell” to “hold”.
• 2/23/2026 – ACM Research was upgraded by Weiss Ratings from “hold (c+)” to “buy (b-)”.
• 2/14/2026 – ACM Research was downgraded by Wall Street Zen from “hold” to “sell”.
• 2/9/2026 – ACM Research was downgraded by Weiss Ratings from “buy (b-)” to “hold (c+)”.
• 1/26/2026 – ACM Research was upgraded by Weiss Ratings from “hold (c+)” to “buy (b-)”.
• 1/12/2026 – ACM Research was downgraded by Weiss Ratings from “buy (b-)” to “hold (c+)”.
• 1/5/2026 – ACM Research was upgraded by Zacks Research from “strong sell” to “hold”.

Insiders Place Their Bets

In other ACM Research news, insider Fuping Chen sold 20,000 shares of the stock in a transaction on Wednesday, December 3rd. The shares were sold at an average price of $33.06, for a total transaction of $661,200.00. The transaction was disclosed in a filing with the SEC, which can be accessed through the SEC website. Also, insider David H. Wang sold 60,000 shares of the stock in a transaction that occurred on Thursday, December 4th. The stock was sold at an average price of $34.12, for a total value of $2,047,200.00. Following the completion of the transaction, the insider directly owned 802,708 shares of the company’s stock, valued at $27,388,396.96. This trade represents a 6.95% decrease in their ownership of the stock. The SEC filing for this sale provides additional information. Over the last 90 days, insiders have sold 250,000 shares of company stock valued at $8,342,600. Insiders own 25.00% of the company’s stock.

ACM Research, Inc (NASDAQ:ACMR) designs, develops and markets wet processing equipment for the semiconductor industry. The company focuses on advanced wafer cleaning technologies that address critical contamination-control requirements for logic, memory and advanced packaging applications. Since its founding in 2003, ACM Research has engineered modular platform tools that can be configured for a range of spin, scrub and batch cleaning processes.

Its product portfolio encompasses single-wafer spin cleaning systems featuring high-purity megasonic capabilities, dynamic chemical scrubbing modules for post-CMP residue removal and batch-process cleaning equipment designed for high-throughput production environments.