ACM Research, Inc. 8-K

What Happened

• ACM Research, Inc. (ACMR) filed an 8-K on May 12, 2026 (Item 1.01) announcing a Securities Purchase Agreement with U.S. institutional investors managed by Tekne Capital Management. Under the agreement, ACMR will sell 2,884,615 shares of Class A common stock at $52.00 per share in a registered direct offering pursuant to an effective Form S-3 shelf and a prospectus supplement filed May 12, 2026. The closing is expected on or about May 15, 2026.

Key Details

• Shares to be sold: 2,884,615 Class A common shares.
• Price per share: $52.00.
• Expected net proceeds: approximately $149,849,980 (about $149.85 million) after estimated offering expenses.
• Lock-up: Company agreed to a six-month lock-up on certain securities (waivable by the Investors’ investment advisor).
• Counsel: K&L Gates LLP issued a legal opinion on validity of the shares (filed as Exhibit 5.1).

Why It Matters

• The transaction will raise roughly $150 million of additional capital, which the company says it will use for U.S. and global expansion and general corporate purposes. For investors, the offering dilutes existing shareholders but strengthens ACMR’s cash position to fund growth initiatives. The closing remains subject to customary conditions.