Helix Energy Solutions Group Inc. Watch

from 8-K 40 pages $200,000,000 Helix Energy Solutions Group, Inc. Underwriting Agreement 6.75% Convertible Senior Notes Due 2026

from 8-K 40 pages $125,000,000 Helix Energy Solutions Group, Inc. Underwriting Agreement 4.125% Convertible Senior Notes Due 2023

from 8-K 35 pages 23,000,000 Shares Helix Energy Solutions Group, Inc. Common Stock Underwriting Agreement

from 8-K 46 pages $125,000,000 Helix Energy Solutions Group, Inc. Underwriting Agreement 4.25% Convertible Senior Notes Due 2022

from 8-K 61 pages Helix Energy Solutions Group, Inc. Up to $50,000,000 Aggregate Sales Price of Common Stock Equity Distribution Agreement

from 8-K 58 pages Helix Energy Solutions Group, Inc. Up to $50,000,000 Aggregate Sales Price of Common Stock Equity Distribution Agreement Dated: April 25, 2016

from 8-K 45 pages $200,000,000 Helix Energy Solutions Group, Inc. Underwriting Agreement 3.25% Convertible Senior Notes Due 2032

from SC 13G/A 1 page Exhibit 1 Joint Filing Agreement

from SC 13G 2 pages Exhibit 1 Joint Filing Agreement

from 8-K ~20 pages Underwriting Agreement

from 8-K ~50 pages Underwriting Agreement

from S-8 1 page Exhibit 1 Index to Exhibits Exhibit No. Description Manner of Filing 5.1 Opinion of Andrew C. Becher, Senior Vice President and General Counsel, Cal Dive International, Inc., as to the Legality of Common Stock of the Company (Filed Electronically Herewith) 23.1 Consent of Arthur Andersen Llp (Filed Electronically Herewith) 23.2 Consent of Andrew C. Becher, Senior Vice President and General Counsel, Cal Dive International, Inc. (Included in Exhibit 5.1) 24.1 Power of Attorney (Included on Signature Page and Filed Electronically Herewith) 99.1 Amended 1995 Incentive Compensation Plan (Filed Electronically Herewith) 7

from S-1 ~20 pages Underwriting agreement

from SC 13D ~5 pages Underwriting agreement

from SC 13D ~5 pages Underwriting agreement

from S-1 ~50 pages Underwriting agreement

from S-1 ~50 pages Underwriting agreement