Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:0f357b4c-5fdd-dad4-5ccf-690f9102c9fd 2026-09-17T00:04:14-04:00 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 AMPL: SKATES SPENSER (CEO,PR,DIR,BO) Sold (AS) 185k Shares of AMPLITUDE INC for $12.30 on 9/10 urn:uuid:024da1b0-7535-08bd-3786-b78d10138696 2026-09-14T16:59:44-04:00 AMPL: SKATES SPENSER (CEO,PR,DIR,BO) Acquired (JB) 185k Shares of AMPLITUDE INC for $0.00 on 9/10 urn:uuid:ee396f89-3569-068a-2764-c6c7729dd23b 2026-09-14T16:59:44-04:00 AMPL: CROOK NATHANIEL GLENN (O) Sold (AS) 300k Shares of AMPLITUDE INC for $12.99 on 9/4 urn:uuid:422253e6-a734-4655-98b4-ef8f3cc8dd7c 2026-09-09T17:03:52-04:00 AMPL: LIU CURTIS (CTO,DIR,BO) Disposed (JS) 53,878 Shares of AMPLITUDE INC for $13.03 on 8/17 urn:uuid:0fe25f93-ef0a-4d2b-6117-8545f43840fd 2026-08-18T17:19:27-04:00 AMPL: SKATES SPENSER (CEO,PR,DIR,BO) Disposed (JS) 52,369 Shares of AMPLITUDE INC for $13.03 on 8/17 urn:uuid:aa74db71-daa6-08ce-f635-2a397a115e05 2026-08-18T17:18:20-04:00 AMPL: CROOK NATHANIEL GLENN (O) Disposed (JS) 109,368 Shares of AMPLITUDE INC for $13.03 on 8/17 urn:uuid:5b4341f2-4aad-7157-efa1-293afc497421 2026-08-18T17:16:57-04:00 AMPL: CASEY ANDREW (CFO) Disposed (JS) 72,814 Shares of AMPLITUDE INC for $13.03 on 8/17 urn:uuid:16a4b07a-43ba-bce3-90ec-830f69d5f0bc 2026-08-18T17:14:54-04:00 AMPL: TZUO TIEN (DIR) Acquired (JB) 1,521 Shares of AMPLITUDE INC for $0.00 on 7/5 urn:uuid:f52ee71c-478a-1aa8-d266-e2e69bd8f54c 2026-07-07T18:19:41-04:00 AMPL: SCHULTZ ERICA (DIR) Acquired (JB) 1,659 Shares of AMPLITUDE INC for $0.00 on 7/5 urn:uuid:5cd5285f-b6d9-c105-219d-93d2a7e4091b 2026-07-07T18:18:37-04:00 AMPL: LIU CURTIS (CTO,DIR,BO) Sold (AS) 22,786 Shares of AMPLITUDE INC for $8.03 on 6/1 urn:uuid:2f42aa27-07b3-16fb-939a-91009661312e 2026-06-16T17:15:11-04:00