AMTECH SYSTEMS INC 8-K

What Happened
Amtech Systems, Inc. announced on June 1, 2026 that it entered into an underwriting agreement with Titan Partners Group LLC (a division of American Capital Partners, LLC) to issue and sell 2,926,829 shares of common stock at $20.50 per share in an underwritten public offering. The offering closed on June 3, 2026, for aggregate gross proceeds of approximately $60 million (before underwriting discounts, commissions and offering expenses). The offering was made under the company’s Form S-3 shelf registration and an S-3MEF filing; a final prospectus was filed June 3, 2026.

Key Details

• Shares offered: 2,926,829 common shares.
• Price to public: $20.50 per share.
• Gross proceeds: ~ $60 million (before underwriting discounts, commissions and offering expenses).
• Closing date: June 3, 2026; underwriting agreement signed June 1, 2026.
• Underwriter: Titan Partners Group LLC (division of American Capital Partners, LLC).
• Lock-up: Company and its directors/officers agreed to 60-day lock-up periods after closing, subject to customary exceptions.
• Legal counsel: DLA Piper LLP (US) provided legal opinion and consent; press releases announced commencement, pricing and closing (filed as exhibits).

Why It Matters
The offering raises roughly $60 million in gross capital for Amtech, which increases the company’s cash resources and expands its public float by nearly 2.93 million shares. The 60-day lock-up restricts insider sales immediately following the offering, which can temporarily limit share supply from insiders. Retail investors should review the final prospectus and the company’s other SEC filings for details on use of proceeds, potential dilution, and any updated share counts to assess the impact on their holdings.