| Date | Time | Source | Headline | Symbol | Company |
| 06/01/2017 | 2:49PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/31/2017 | 4:54PM | Edgar (US Regulatory) | Specialized Disclosure Report (sd) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/30/2017 | 6:43PM | Business Wire | Orbital ATK OBV Rocket and ICBM Target Successfully Complete Missile Defense Interceptor Test | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/30/2017 | 8:30AM | Business Wire | Orbital ATK Awarded $90 Million Contract from Northrop Grumman for B-2 Composite Structures | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/26/2017 | 2:52PM | Edgar (US Regulatory) | Quarterly Report (10-q) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/24/2017 | 8:30AM | Business Wire | Orbital ATK Receives $76 Million Order for .50 Caliber Ammunition from the U.S. Army | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/15/2017 | 8:30AM | Business Wire | Orbital ATK Receives $53 Million Large Caliber Training Ammunition Orders from U.S. Army | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/11/2017 | 5:07PM | Edgar (US Regulatory) | Notification That Quarterly Report Will Be Submitted Late (nt 10-q) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/11/2017 | 6:02AM | Edgar (US Regulatory) | Current Report Filing (8-k) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/11/2017 | 6:00AM | Business Wire | Orbital ATK Announces First Quarter 2017 Financial Results | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/05/2017 | 5:22PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/05/2017 | 5:12PM | Edgar (US Regulatory) | Current Report Filing (8-k) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/05/2017 | 1:56PM | Edgar (US Regulatory) | Current Report Filing (8-k) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/04/2017 | 9:00AM | Business Wire | Orbital ATK to Announce First Quarter 2017 Financial Results on May 11 | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/02/2017 | 1:43PM | Business Wire | Orbital ATK’s Board of Directors Declares Quarterly Cash Dividend | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/01/2017 | 5:20PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/01/2017 | 5:18PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 05/01/2017 | 12:00PM | Business Wire | Orbital ATK Completes Successful Development Test for the Orion Launch Abort System Motor | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/28/2017 | 1:39PM | Edgar (US Regulatory) | Annual Report (10-k) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/27/2017 | 8:08AM | Business Wire | This Week on BizWireTV: Trending News Releases from Amazon, DISH, HuffPost, National Geographic, The New York Times, Orbital ... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/22/2017 | 9:45AM | Business Wire | Orbital ATK’s Cygnus Successfully Completes Rendezvous and Berthing with International Space Station | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/20/2017 | 8:08AM | Business Wire | Watch now: BizWireTV Covers Audi & Mitsubishi’s Big Debuts at the 2017 New York International Auto Show & Jude Law Signs fo... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/18/2017 | 1:56PM | Business Wire | Orbital ATK’s Cygnus Successfully Launched on Seventh Cargo Delivery Mission to International Space Station | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/17/2017 | 3:00PM | Business Wire | Orbital ATK Set to Launch Seventh Cargo Delivery Mission to International Space Station | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/13/2017 | 7:01AM | Edgar (US Regulatory) | Current Report Filing (8-k) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/12/2017 | 8:30AM | Business Wire | Orbital ATK Receives Foreign Military Sales Award for Sidewinder Missile Rocket Motors | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/10/2017 | 8:30AM | Business Wire | Orbital ATK Receives $92 Million in Small-Caliber Ammunition Orders from the U.S. Army | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/07/2017 | 4:48PM | Edgar (US Regulatory) | Quarterly Report (10-q) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/04/2017 | 2:37PM | Edgar (US Regulatory) | Quarterly Report (10-q) | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 04/04/2017 | 8:30AM | Business Wire | Orbital ATK Receives $21 Million Contract for Naval Munitions Multi-Function Fuze | NYSE:OA | Orbital Atk, Inc. (delisted) |