WESTERN GAS WYOMING LLC
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Other (2)
EFFECT
Monday, 8/17/2009
Notice of Effectiveness
CORRESP
Thursday, 8/13/2009
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
Prospectus (7)
424B5
Tuesday, 5/10/2011
Prospectus filed pursuant to Rule 424(b)(5)
S-3ASR
Monday, 5/9/2011
Automatic shelf registration statement of securities of well-known seasoned issuers
424B2
Monday, 5/9/2011
Prospectus filed pursuant to Rule 424(b)(2)
S-3/A
Thursday, 7/16/2009
Registration statement for specified transactions by certain issuers
S-3
Tuesday, 6/16/2009
Registration statement for specified transactions by certain issuers
424B3
Tuesday, 10/19/1999
Prospectus filed pursuant to Rule 424(b)(3)
S-4
Friday, 9/10/1999
Registration of securities issued in business combination transactions