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


SCHEDULE 13G

Under the Securities Exchange Act of 1934
 (Amendment No. 1)*

DYNEGY INC.
(Name of Issuer)

Common Stock, Par Value $0.01 Per Share
(Title of Class of Securities)

26817R108
(CUSIP Number)

December 31, 2017
(Date of Event which Requires Filing
of this Statement)



Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

 
☐
Rule 13d-1(b)
 
☒
Rule 13d-1(c)
 
☐
Rule 13d-1(d)



*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).
Page 1 of 11


 
CUSIP No. 26817R108          
 
 
13G
 
 
Page  2  of  11  Pages
 

 
1
 
 
NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
 
Point72 Asset Management, L.P.
 
 
2
 
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐
(b) ☒          
 
 
 
3
 
 
SEC USE ONLY
 
 
 
 
4
 
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Delaware
 
NUMBER OF
SHARES
BENEFICIALLY
 OWNED
BY
EACH
REPORTING
 PERSON
WITH:
 
 
5
 
 
SOLE VOTING POWER
 
0
 
 
6
 
 
SHARED VOTING POWER
 
53,800 (see Item 4)
 
 
7
 
 
SOLE DISPOSITIVE POWER
 
0
 
 
8
 
 
SHARED DISPOSITIVE POWER
 
53,800 (see Item 4)
 
 
9
 
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
53,800 (see Item 4)
 
 
10
 
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 ☐
 
 
 
11
 
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
<0.1% (see Item 4)
 
 
12
 
 
TYPE OF REPORTING PERSON*
 
PN
 
*SEE INSTRUCTION BEFORE FILLING OUT
Page 2 of 11
 
CUSIP No. 26817R108          
 
 
13G
 
 
Page  3  of  11  Pages
 

 
1
 
 
NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
 
Point72 Capital Advisors, Inc.
 
 
2
 
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐
(b) ☒
 
 
 
3
 
 
SEC USE ONLY
 
 
 
 
4
 
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Delaware
 
NUMBER OF
SHARES
BENEFICIALLY
 OWNED
BY
EACH
REPORTING
 PERSON
WITH:
 
 
5
 
 
SOLE VOTING POWER
 
0
 
 
6
 
 
SHARED VOTING POWER
 
53,800 (see Item 4)
 
 
7
 
 
SOLE DISPOSITIVE POWER
 
0
 
 
8
 
 
SHARED DISPOSITIVE POWER
 
53,800 (see Item 4)
 
 
9
 
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
53,800 (see Item 4)
 
 
10
 
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 ☐
 
 
 
11
 
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
<0.1% (see Item 4)
 
 
12
 
 
TYPE OF REPORTING PERSON*
 
CO
 
*SEE INSTRUCTION BEFORE FILLING OUT
Page 3 of 11
 
CUSIP No. 26817R108          
 
 
13G
 
 
Page  4  of  11  Pages
 

 
1
 
 
NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
 
Cubist Systematic Strategies, LLC
 
 
2
 
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐
(b) ☒
 
 
 
3
 
 
SEC USE ONLY
 
 
 
 
4
 
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Delaware
 
NUMBER OF
SHARES
BENEFICIALLY
 OWNED
BY
EACH
REPORTING
 PERSON
WITH:
 
 
5
 
 
SOLE VOTING POWER
 
0
 
 
6
 
 
SHARED VOTING POWER
 
1,380 (see Item 4)
 
 
7
 
 
SOLE DISPOSITIVE POWER
 
0
 
 
8
 
 
SHARED DISPOSITIVE POWER
 
1,380 (see Item 4)
 
 
9
 
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
1,380 (see Item 4)
 
 
10
 
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 ☐
 
 
 
11
 
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
<0.1% (see Item 4)
 
 
12
 
 
TYPE OF REPORTING PERSON*
 
OO
 
*SEE INSTRUCTION BEFORE FILLING OUT
Page 4 of 11
 
CUSIP No. 26817R108          
 
 
13G
 
 
Page  5  of  11  Pages
 

 
1
 
 
NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
 
Point72 Europe (London) LLP
 
 
2
 
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐
(b) ☒
 
 
 
3
 
 
SEC USE ONLY
 
 
 
 
4
 
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
England and Wales
 
NUMBER OF
SHARES
BENEFICIALLY
 OWNED
BY
EACH
REPORTING
 PERSON
WITH:
 
 
5
 
 
SOLE VOTING POWER
 
0
 
 
6
 
 
SHARED VOTING POWER
 
0 (see Item 4)
 
 
7
 
 
SOLE DISPOSITIVE POWER
 
0
 
 
8
 
 
SHARED DISPOSITIVE POWER
 
0 (see Item 4)
 
 
9
 
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
0 (see Item 4)
 
 
10
 
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 ☐
 
 
 
11
 
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
0% (see Item 4)
 
 
12
 
 
TYPE OF REPORTING PERSON*
 
OO
 
*SEE INSTRUCTION BEFORE FILLING OUT
Page 5 of 11
 
CUSIP No. 26817R108          
 
 
13G
 
 
Page  6  of  11  Pages
 

 
1
 
 
NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
 
Steven A. Cohen
 
 
2
 
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) ☐
(b) ☒
 
 
 
3
 
 
SEC USE ONLY
 
 
 
 
4
 
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
United States
 
NUMBER OF
SHARES
BENEFICIALLY
 OWNED
BY
EACH
REPORTING
 PERSON
WITH:
 
 
5
 
 
SOLE VOTING POWER
 
0
 
 
6
 
 
SHARED VOTING POWER
 
55,180 (see Item 4)
 
 
7
 
 
SOLE DISPOSITIVE POWER
 
0
 
 
8
 
 
SHARED DISPOSITIVE POWER
 
55,180 (see Item 4)
 
 
9
 
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
55,180 (see Item 4)
 
 
10
 
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 ☐
 
 
 
11
 
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
<0.1% (see Item 4)
 
 
12
 
 
TYPE OF REPORTING PERSON*
 
IN
 
*SEE INSTRUCTION BEFORE FILLING OUT
Page 6 of 11

This Amendment No. 1 (this “Amendment”) amends and restates that Schedule 13G filed under this Issuer by the reporting persons identified herein with respect to Common Stock of the Issuer on February 10, 2017 (the “Initial Filing”).  As reflected in this Amendment, Point72 Asset Management, L.P. (the “Former Investment Manager”) merged with and into Stamford Harbor Capital, L.P. (the “Stamford Harbor”), a Delaware limited partnership, on January 1, 2018 (the “Merger”), at which time Stamford Harbor, as the surviving entity, was renamed Point72 Asset Management, L.P. (“Point72 Asset Management”).  In connection with the Merger, the investment management agreements between the Former Investment Manager and certain funds it managed were assigned pursuant to the Merger to Point72 Asset Management.  As a result, Point72 Asset Management may be deemed to beneficially own the securities of the Issuer underlying such interests, as described in this Amendment.

Item 1(a)
Name of Issuer:
   
 
Dynegy Inc.
   
Item 1(b)
Address of Issuer's Principal Executive Offices:
   
 
601 Travis, Suite 1400, Houston, Texas 77002
   
Item 2(a)
Name of Person Filing:
   
 
This statement is filed by: (i) Point72 Asset Management, L.P. (“Point72 Asset Management”) with respect to shares of Common Stock, par value $0.01 per share (“Shares”), of the Issuer held by certain investment funds it manages; (ii) Point72 Capital Advisors, Inc. (“Point72 Capital Advisors Inc.”) with respect to Shares held by certain investment funds managed by Point72 Asset Management; (iii) Cubist Systematic Strategies, LLC (“Cubist Systematic Strategies”) with respect to Shares held by certain investment funds it manages; (iv) Point72 Europe (London) LLP (“Point72 Europe (London)”) with respect to Shares held by certain investment funds it manages; and (v) Steven A. Cohen with respect to Shares beneficially owned by Point72 Asset Management, Point72 Capital Advisors Inc., Cubist Systematic Strategies, and Point72 Europe (London).
   
 
Point72 Asset Management, Point72 Capital Advisors Inc., Cubist Systematic Strategies, Point72 Europe (London), and Steven A. Cohen have entered into a Joint Filing Agreement, a copy of which is filed with this Schedule 13G as Exhibit 99.1, pursuant to which they have agreed to file this Schedule 13G jointly in accordance with the provisions of Rule 13d-1(k) of the Act.
   
Item 2(b)
 
Address or Principal Business Office:
 
 
The address of the principal business office of (i) Point72 Asset Management, Point72 Capital Advisors Inc., and Mr. Cohen is 72 Cummings Point Road, Stamford, CT 06902; (ii) Cubist Systematic Strategies is 330 Madison Avenue, New York, NY 10173; and (iii) Point72 Europe (London) is 8 St. James’s Square, London, SW1Y 4JU, U.K.
   
 
Page 7 of 11
Item 2(c)
Citizenship:
   
 
Point72 Asset Management is a Delaware limited partnership.  Point72 Capital Advisors Inc. is a Delaware corporation.  Cubist Systematic Strategies is a Delaware limited liability company.  Point72 Europe (London) is a limited liability partnership organized under the laws of England and Wales.   Mr. Cohen is a United States citizen.
   
Item 2(d)
Title of Class of Securities:
   
 
Common Stock, par value $0.01 per share
   
Item 2(e)
CUSIP Number:
   
 
26817R108
   
Item 3
Not Applicable
   
Item 4
Ownership:
   
 
As of December 31, 2017:
   
 
1.  Point72 Asset Management, L.P.
 
(a) Amount beneficially owned: 53,800
 
(b) Percent of class: <0.1%
 
(c)(i) Sole power to vote or direct the vote: -0-
 
(ii) Shared power to vote or direct the vote: 53,800
 
(iii) Sole power to dispose or direct the disposition: -0-
 
(iv) Shared power to dispose or direct the disposition: 53,800
   
 
2.  Point72 Capital Advisors, Inc.
 
(a) Amount beneficially owned: 53,800
 
(b) Percent of class: <0.1%
 
(c)(i) Sole power to vote or direct the vote: -0-
 
(ii) Shared power to vote or direct the vote: 53,800
 
(iii) Sole power to dispose or direct the disposition: -0-
 
(iv) Shared power to dispose or direct the disposition: 53,800
   
 
3.  Cubist Systematic Strategies, LLC
 
(a) Amount beneficially owned: 1,380
 
(b) Percent of class: <0.1%
 
(c)(i) Sole power to vote or direct the vote: -0-
 
(ii) Shared power to vote or direct the vote: 1,380
 
(iii) Sole power to dispose or direct the disposition: -0-
 
(iv) Shared power to dispose or direct the disposition: 1,380
   
 
4.  Point72 Europe (London) LLP
 
(a) Amount beneficially owned:  -0-
 
(b) Percent of class: 0%
 
(c)(i) Sole power to vote or direct the vote: -0-
 
(ii) Shared power to vote or direct the vote: -0-
 
(iii) Sole power to dispose or direct the disposition: -0-
 
(iv) Shared power to dispose or direct the disposition: -0-
   
 
5. Steven A. Cohen
 
(a) Amount beneficially owned: 55,180
 
(b) Percent of class: <0.1%
 
(c)(i) Sole power to vote or direct the vote: -0-
 
(ii) Shared power to vote or direct the vote: 55,180
 
(iii) Sole power to dispose or direct the disposition: -0-
 
Page 8 of 11
 
(iv) Shared power to dispose or direct the disposition: 55,180
   
 
Point72 Asset Management, Point72 Capital Advisors Inc., Cubist Systematic Strategies, Point72 Europe (London), and Mr. Cohen own directly no Shares.  Pursuant to an investment management agreement, Point72 Asset Management maintains investment and voting power with respect to the securities held by certain investment funds it manages.  Point72 Capital Advisors Inc. is the general partner of Point72 Asset Management.  Pursuant to an investment management agreement, Cubist Systematic Strategies maintains investment and voting power with respect to the securities held by certain investment funds it manages.  Pursuant to an investment management agreement, Point72 Europe (London) maintains investment and voting power with respect to the securities held by certain investment funds it manages.  Mr. Cohen controls each of Point72 Capital Advisors Inc., Cubist Systematic Strategies and Point72 Europe (London). As of December 31, 2017, by reason of the provisions of Rule 13d-3 of the Securities Exchange Act of 1934, as amended, each of (i) Point72 Asset Management, Point72 Capital Advisors Inc., and Mr. Cohen may be deemed to beneficially own 53,800 Shares (constituting <0.1% of the Shares outstanding); and (ii) Cubist Systematic Strategies and Mr. Cohen may be deemed to beneficially own 1,380 Shares (constituting <0.1% of the Shares outstanding).  Each of Point72 Asset Management, Point72 Capital Advisors Inc., Cubist Systematic Strategies, Point72 Europe (London), and Mr. Cohen disclaims beneficial ownership of any of the securities covered by this statement.
   
Item 5
Ownership of Five Percent or Less of a Class:
   
 
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following.  ☒
   
Item 6
Ownership of More than Five Percent on Behalf of Another Person:
   
 
Not Applicable
   
Item 7
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company:
   
 
Not Applicable
   
   
 
Page 9 of 11
Item 8
Identification and Classification of Members of the Group:
   
 
Not Applicable
   
Item 9
Notice of Dissolution of Group:
   
 
Not Applicable
   
Item 10
Certification:

By signing below the signatory certifies that, to the best of his knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.
Page 10 of 11
SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Dated: February 14, 2018

POINT72 ASSET MANAGEMENT, L.P.

By:  /s/ Jason M. Colombo                  
Name:  Jason M. Colombo
Title:  Authorized Person
POINT72 CAPITAL ADVISORS, INC.
By:  /s/ Jason M. Colombo                  
Name:  Jason M. Colombo
Title:  Authorized Person
CUBIST SYSTEMATIC STRATEGIES, LLC

By:  /s/ Jason M. Colombo                  
Name:  Jason M. Colombo
Title:  Authorized Person
POINT72 EUROPE (LONDON) LLP

By:  /s/ Jason M. Colombo                  
Name:  Jason M. Colombo
Title:  Authorized Person
STEVEN A. COHEN

By:  /s/ Jason M. Colombo                  
Name:  Jason M. Colombo
Title:  Authorized Person

Page 11 of 11