UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934
Date of Report (Date of earliest event reported):October 31, 2008
ORBITAL SCIENCES CORPORATION
(Exact Name of Registrant as Specified in its Charter)
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| Delaware | | 1-14279 | | 06-1209561 |
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| (State or Other Jurisdiction | | (Commission | | (IRS Employer |
| of Incorporation) | | File Number) | | Identification No.) |
21839 Atlantic Boulevard, Dulles, Virginia 20166
(Address of Principal Executive Offices)
Registrant’s telephone number, including area code: (703) 406-5000
Not Applicable(Former Name or Former Address, if Changed Since Last Report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
| o | | Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |
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| o | | Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |
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| o | | Pre-commencement pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |
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| o | | Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) |
Item 3.03Material Modification to Rights of Security Holders.
On October 31, 2008, the Rights Agreement, dated as of October 22, 1998, by and between Orbital Sciences Corporation (the “Corporation”) and Computershare Trust Company, N.A., as successor to BankBoston, N.A., as rights agent (the “Rights Plan”), expired. Accordingly, the rights issued pursuant to the Rights Plan which permitted stockholders to acquire shares of Series B Junior Participating Preferred Stock, par value $.01 per share, from the Corporation upon certain triggering events have also expired.
SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
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| | ORBITAL SCIENCES CORPORATION | |
| | (Registrant)
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| Date: November 6, 2008 | By: | /s/ David W. Thompson | |
| | | David W. Thompson | |
| | | Chairman and Chief Executive Officer | |
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