84 results
Page 4 of 5
CORRESP
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2 May 07
Correspondence with SEC
12:00am
8-K
EX-99.2
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27 Feb 07
Helix Reports 2006 Annual Results
12:00am
8-K
EX-99.2
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1 Nov 06
Helix Reports Third Quarter Results
12:00am
424B3
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30 May 06
Prospectus supplement
12:00am
425
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8 May 06
Business combination disclosure
12:00am
425
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20 Apr 06
Business combination disclosure
12:00am
425
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28 Mar 06
Business combination disclosure
12:00am
425
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17 Mar 06
Business combination disclosure
12:00am
424B4
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22 May 02
Prospectus supplement with pricing info
12:00am
424A
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13 May 02
Prospectus with significant changes
12:00am