Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:94ad0c48-b6a5-75df-b9d7-29b8b3a861a5 2026-05-03T20:19:44-04:00 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 ABOS: RA CAPITAL MANAGEMENT L P (DIR,BO) Acquired (JB) 6.1mm Shares of ACUMEN PHARMACEUTICALS INC for $3.30 on 3/16 urn:uuid:763051ea-feb0-2556-d0cf-c9c0105ee507 2026-03-18T16:15:17-04:00 ABOS: MEISNER DEREK M (LO,SEC) Exercised 2,090 Options (OE) of ACUMEN PHARMACEUTICALS INC for $1.85 on 3/6, and Sold Them All urn:uuid:6d71246d-55f8-a981-0fc5-ff5341658cea 2026-03-10T21:45:26-04:00 ABOS: MEISNER DEREK M (LO,SEC) Exercised 9,406 Options (OE) of ACUMEN PHARMACEUTICALS INC for $1.85 on 2/27, and Sold Them All urn:uuid:d2f479fa-175b-d303-0004-5098c53297f7 2026-03-03T21:42:29-05:00 ABOS: MEISNER DEREK M (LO,SEC) Exercised 17,756 Options (OE) of ACUMEN PHARMACEUTICALS INC for $1.85 on 1/26-1/28, and Sold Them All urn:uuid:c5058dc5-d112-5a86-e8ca-d97d16ff6704 2026-01-28T19:50:04-05:00 ABOS: MEISNER DEREK M (LO,SEC) Sold (AS) 8,934 Shares of ACUMEN PHARMACEUTICALS INC for $1.81-$1.90 on 1/21-1/23 urn:uuid:50f5e1f8-00c6-3090-9687-4d32fe892ead 2026-01-23T18:12:54-05:00 ABOS: SIEMERS ERIC (O) Sold (AS) 3,226 Shares of ACUMEN PHARMACEUTICALS INC for $1.80-$1.82 on 1/21-1/22 urn:uuid:665c9ef9-4d34-d7fa-6d12-b05460333e76 2026-01-23T18:12:03-05:00 ABOS: ZUGA MATT (CFO) Sold (AS) 4,160 Shares of ACUMEN PHARMACEUTICALS INC for $1.81-$1.86 on 1/21-1/22 urn:uuid:5d8c1f65-f511-3786-fcf9-8745c87c23e9 2026-01-23T18:11:25-05:00