SEC Filing | Great Lakes Dredge & Dock Corporation

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SEC FORM 3 SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Hayes Katherine M

(Last)

(First)

(Middle)

C/O GREAT LAKES DREDGE & DOCK CORP.

2122 YORK ROAD

(Street)

OAK BROOK

60523

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
04/24/2014

3. Issuer Name and Ticker or Trading Symbol
Great Lakes Dredge & Dock CORP [ GLDD ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
Interim CFO

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	9,234⁽¹⁾	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Employee stock option (right to buy)	⁽²⁾	05/20/2018	Common Stock	3,811	5.41	D
Employee stock option (right to buy)	⁽³⁾	05/13/2019	Common Stock	3,659	3.82	D
Employee stock option (right to buy)	⁽⁴⁾	05/27/2020	Common Stock	4,065	5.7	D
Employee stock option (right to buy)	⁽⁵⁾	06/27/2021	Common Stock	12,203	5.33	D
Employee stock option (right to buy)	⁽⁶⁾	06/06/2022	Common Stock	13,865	6.45	D
Employee stock option (right to buy)	⁽⁷⁾	05/07/2023	Common Stock	11,239	7.56	D

Explanation of Responses:

1. Of these shares, 8,210 are represented by restricted stock units. 2,502 vest on June 27, 2014, 2,842 vest on June 6, 2015 and 2,866 vest on May 7, 2016.

2. One-third of the options became exercisable on 05/20/2009, one-third became exercisable on 05/20/2010 and one-third became exercisable on 05/20/2011.

3. One-third of the options became exercisable on 05/13/2010, one-third became exercisable on 05/13/2011 and one-third became exercisable on 05/13/2012.

4. One-third of the options became exercisable on 05/27/2011, one-third became exercisable on 05/27/2012 and one-third became exercisable on 05/27/2013.

5. One-third of the options became exercisable on 06/27/2012, one-third became exercisable on 06/27/2013 and one-third will become exercisable on 06/27/2014.

6. One-third of the options became exercisable on 06/06/2013, one-third will become exercisable on 06/06/2014 and one-third will become exercisable on 06/06/2015.

7. One-third of the options will become exercisable on 05/07/2014, one-third will become exercisable on 05/07/2015 and one-third will become exercisable on 05/07/2016.

	/s/ Katherine M. Hayes	05/05/2014
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.