Insider Trading Headlines for Monday December 21st 2020 | Insider Insights urn:uuid:e948ed02-da70-7410-a86a-78d73d3e572d 2026-07-25T12:04:56-04:00 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 AMC: MUDRICK CAPITAL MANAGEMENT L P (BO) Sold (S) 3mm Shares of AMC ENTERTAINMENT HOLDINGS INC for $2.67 on 12/17-12/21 urn:uuid:d04e3800-7606-56ef-0e88-3bad22bd8cb9 2020-12-21T21:01:27-05:00 ANET: DUDA KENNETH (CTO,VP) Sold (S) 105,064 Shares of ARISTA NETWORKS INC for $285.52 on 12/11 urn:uuid:8e7ebb7a-5d2b-c3a1-b24c-f2e86e95e524 2020-12-21T19:03:30-05:00 ABEO: MANN PAUL ELLIOT (DIR) Sold (AS) 17,079 Shares of ABEONA THERAPEUTICS INC for $1.59 on 12/18 urn:uuid:fb884e8f-d8ae-0373-668a-42771dcf8028 2020-12-21T18:16:55-05:00 ANGO: HELSEL DAVE (VP,OO) Disposed (JS) 733 Shares of ANGIODYNAMICS INC for $14.29 on 12/18 urn:uuid:143c51e6-2e98-9030-7e18-80e02530ebe1 2020-12-21T18:05:25-05:00 ALTR: JAMES R SCAPA DECLARATION OF TRUST (BO) Acquired (JB) 3,906 Shares of ALTAIR ENGINEERING INC for $0.00 on 12/17 urn:uuid:6434b104-8694-7bce-f6d2-d315545ead82 2020-12-21T17:37:38-05:00 ALTR: JAMES R SCAPA DECLARATION OF TRUST (BO) Sold (AS) 3,906 Shares of ALTAIR ENGINEERING INC for $57.67-$58.33 on 12/17 urn:uuid:d1a3c2b2-cda6-9f73-7c69-cd26f0fb2557 2020-12-21T17:37:38-05:00 ALTR: SCAPA JAMES RALPH (CEO,DIR,BO) Acquired (JB) 5,976 Shares of ALTAIR ENGINEERING INC for $0.00 on 12/17 urn:uuid:f15bcc69-788e-210f-6ea9-bd1758b01c3e 2020-12-21T17:36:14-05:00 ALTR: SCAPA JAMES RALPH (CEO,DIR,BO) Sold (AS) 5,976 Shares of ALTAIR ENGINEERING INC for $57.65-$58.28 on 12/17 urn:uuid:ad151124-6f6f-d3f5-9232-79f2daa74b2d 2020-12-21T17:36:14-05:00 ALTR: MAITRA RAOUL (LO) Exercised 5,500 Options (OB) of ALTAIR ENGINEERING INC for $0.64 on 12/17, and Kept Them All urn:uuid:8281fd89-88ea-adef-62a2-bacf28ee7be9 2020-12-21T17:33:45-05:00 ALTR: CHOUINARD BRETT R (DIR) Sold (AS) 1,044 Shares of ALTAIR ENGINEERING INC for $57.13 on 12/17 urn:uuid:166fd546-155e-55f7-c65f-96500630430c 2020-12-21T17:33:23-05:00