Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:9a0151b5-f296-b14b-5bfb-30fd5d949d43 2026-05-15T16:08:30-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services ACMR: PAPPIS CHARLES C (DIR) Exercised 5k Options (OE) of ACM RESEARCH INC for $29.18 on 4/17, and Sold Them All urn:uuid:70dd83a5-4592-b7a6-9132-e1e0ce9b4893 2026-04-21T16:30:08-04:00 ACMR: MCKECHNIE MARK (O) Exercised 98,551 Options (OE) of ACM RESEARCH INC for $13.89-$19.49 on 3/12, and Sold Them All urn:uuid:b4d6adb6-5a55-c6b4-de4c-2fbd24cc797e 2026-03-13T21:30:44-04:00 ACMR: WANG DAVID H (DIR,BO) Exercised 110k Options (OE) of ACM RESEARCH INC for $1.00 on 3/11-3/12, and Sold Them All urn:uuid:0af2c3ba-c1a5-39da-b798-1ed720f2116e 2026-03-13T16:46:00-04:00 ACMR: LIU TRACY (DIR) Exercised 60k Options (OE) of ACM RESEARCH INC for $1.00 on 3/10-3/11, and Sold Them All urn:uuid:17790bad-b99d-9f30-3ddc-ec8bc5535981 2026-03-12T16:30:25-04:00 ACMR: DUN HAIPING (DIR) Exercised 5k Options (OE) of ACM RESEARCH INC for $5.60 on 3/9, and Sold Them All urn:uuid:de5b0151-2e0a-5033-922d-cd4642460550 2026-03-11T16:30:26-04:00