| Date | Time | Source | Headline | Symbol | Company |
| 08/30/2016 | 11:59AM | Business Wire | OA INVESTORS ALERT: Lieff Cabraser Announces Securities Class Action Against Orbital ATK, Inc. | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/24/2016 | 10:10AM | GlobeNewswire Inc. | Lawsuit for Investors in shares of Orbital ATK Inc (NYSE:OA) announced by Shareholders Foundation | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/22/2016 | 4:06PM | Business Wire | SHAREHOLDER NOTICE: Rosen Law Firm Reminds Orbital ATK, Inc. Investors of Important Deadline in Class Action – OA | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/19/2016 | 7:00PM | PR Newswire (US) | SHAREHOLDER ALERT: Pomerantz Law Firm Reminds Shareholders with Losses on their Investment in Orbital ATK, Inc. of Class Act... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/19/2016 | 10:45AM | Business Wire | Orbital ATK Satellite and Launch Vehicle Technologies Play Vital Role in Air Force Mission | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/18/2016 | 7:58PM | Business Wire | Glancy Prongay & Murray LLP Files Securities Class Action Lawsuit Against Orbital ATK, Inc. | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/18/2016 | 1:58PM | Business Wire | IMPORTANT SHAREHOLDER ALERT: Khang & Khang LLP Announces Securities Class Action Lawsuit Against Orbital ATK, Inc. & Encourag... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/17/2016 | 6:30PM | PR Newswire (US) | Ryan & Maniskas, LLP Announces Class Action Lawsuit Against Orbital ATK, Inc. | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/16/2016 | 5:15PM | Business Wire | IMPORTANT SHAREHOLDER NOTICE: Lundin Law PC Announces Securities Class Action Lawsuit against Orbital ATK, Inc. & Encourages ... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/16/2016 | 2:46PM | Business Wire | SHAREHOLDER ALERT: Securities Class Action Lawsuit Against Orbital ATK Announced by Holzer & Holzer | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/16/2016 | 1:37PM | Business Wire | INVESTOR ALERT: Goldberg Law PC Announces Securities Class Action Lawsuit against Orbital ATK, Inc. & Encourages Investors wi... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/16/2016 | 12:25PM | Business Wire | EQUITY ALERT: Rosen Law Firm Announces Filing of Securities Class Action Lawsuit Against Orbital ATK, Inc. | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/16/2016 | 11:36AM | Business Wire | IMPORTANT SHAREHOLDER NOTICE: Khang & Khang LLP Announces Securities Class Action Lawsuit against Orbital ATK, Inc. & Encoura... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/15/2016 | 3:45PM | Business Wire | IMPORTANT INVESTOR ALERT: Lundin Law PC Announces Securities Class Action Lawsuit against Orbital ATK, Inc. & Encourages Inve... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/15/2016 | 1:14PM | Business Wire | The Law Offices of Howard G. Smith Announces the Filing of a Securities Class Action on Behalf of Orbital ATK, Inc. Investors... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/15/2016 | 12:47PM | PR Newswire (US) | SHAREHOLDER ALERT - Bronstein, Gewirtz & Grossman, LLC Reminds Investors of Class Action Against Orbital ATK (OA) & Lead Plai... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/15/2016 | 10:22AM | Business Wire | SHAREHOLDER ALERT: Class Action Lawsuit Filed Against Orbital ATK, Inc. | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/12/2016 | 11:22PM | Business Wire | INVESTOR NOTICE: Goldberg Law PC Announces Securities Class Action Lawsuit against Orbital ATK, Inc. & Encourages Investors w... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/12/2016 | 8:12PM | PR Newswire (US) | Shareholder Class Action Filed Against Orbital ATK, Inc. - OA | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/12/2016 | 11:27AM | Business Wire | INVESTOR NOTICE: Khang & Khang LLP Announces an Investigation of Orbital ATK, Inc. & Reminds Investors with Losses in Excess ... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/11/2016 | 6:44PM | Business Wire | Glancy Prongay & Murray Commences Investigation on Behalf of Orbital ATK, Inc. Investors | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/11/2016 | 3:02PM | PR Newswire (US) | Harwood Feffer LLP Announces Investigation of Orbital ATK, Inc. | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/11/2016 | 12:48PM | Business Wire | NOTICE OF DEADLINE: Goldberg Law PC Announces an Investigation of Claims against Orbital ATK, Inc. & Advises Investors with L... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/11/2016 | 11:50AM | PR Newswire (US) | Faruqi & Faruqi, LLP is Investigating Orbital ATK Inc. (OA) on Behalf of its Shareholders | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/11/2016 | 11:25AM | Business Wire | SHAREHOLDER ALERT: Lundin Law PC Announces an Investigation of Orbital ATK, Inc. & Advises Investors with Losses In Excess of... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/11/2016 | 9:30AM | Business Wire | INVESTIGATION ALERT: Hagens Berman Investigating Orbital ATK, Inc. Accounting Irregularities & Possible Securities Law Violat... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/10/2016 | 6:21PM | Business Wire | IMPORTANT SHAREHOLDER ALERT: Khang & Khang LLP Announces an Investigation of Orbital ATK, Inc. & Reminds Investors with Losse... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/10/2016 | 6:10PM | Business Wire | Bragar Eagel & Squire, P.C. is Investigating the Officers & Directors of Orbital ATK, Inc. (OA) on Behalf of Stockholders & E... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/10/2016 | 2:33PM | Business Wire | SHAREHOLDER ALERT: Levi & Korsinsky, LLP Announces an Investigation Regarding Possible Violations of Federal Securities Laws ... | NYSE:OA | Orbital Atk, Inc. (delisted) |
| 08/10/2016 | 1:45PM | Business Wire | IMPORTANT INVESTOR NOTICE: Lundin Law PC Announces an Investigation of Orbital ATK, Inc. & Advises Investors with Losses In E... | NYSE:OA | Orbital Atk, Inc. (delisted) |