283 results
Page 6 of 15
8-K
EX-10.4
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13 Dec 12
Helix Announces Sale of Oil and Gas Subsidiary
12:00am
8-K
EX-10.1
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17 Oct 12
Entry into a Material Definitive Agreement
12:00am
8-K
EX-99.1
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25 May 12
Regulation FD Disclosure
12:00am
8-K
EX-99.2
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9 Apr 12
Regulation FD Disclosure
12:00am
424B5
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7 Mar 12
Prospectus supplement for primary offering
12:00am
8-K
EX-1.1
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7 Mar 12
Entry into a Material Definitive Agreement
12:00am
424B3
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7 Mar 12
Prospectus supplement
12:00am
S-3ASR
EX-5.1
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6 Mar 12
Automatic shelf registration
12:00am
S-3ASR
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6 Mar 12
Automatic shelf registration
12:00am
8-K
EX-10.3
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15 Dec 11
Departure of Directors or Certain Officers
12:00am
8-K
EX-10.1
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9 Jun 11
Entry into a Material Definitive Agreement
12:00am
8-K
EX-99.1
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13 May 11
Departure of Directors or Certain Officers
12:00am