| 
 GCI Liberty, Inc. 
 | 
| 
 (Name of Issuer) 
 | 
| 
 Class A-1 Common Stock 
 | 
| 
 (Title of Class of Securities) 
 | 
| 
 36164V 107 
 | 
| 
 (CUSIP Number) 
 | 
| 
 Searchlight ALX, L.P. 
c/o Searchlight Capital Partners, L.P. 
745 5th Avenue - 27th Floor 
New York, NY 10151 
Attention: Nadir Nurmohamed 
 | 
| 
 (Name, Address and Telephone Number of Persons Authorized to Receive Notices and Communications) 
 | 
| 
 February 20, 2018 
 | 
| 
 (Date of Event which Requires Filing of this Statement) 
 | 
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 2 of 13 
 | 
| 
 1 
 | 
 NAME OF REPORTING PERSON OR 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON 
Searchlight ALX, L.P. 
 | 
|
| 
 2 
 | 
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
 | 
 (a)  o 
(b)  ☒ 
 | 
| 
 3 
 | 
 SEC USE ONLY 
 | 
|
| 
 4 
 | 
 SOURCE OF FUNDS 
OO 
 | 
|
| 
 5 
 | 
 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) 
 | 
☐ | 
| 
 6 
 | 
 CITIZENSHIP OR PLACE OF ORGANIZATION 
Delaware 
 | 
| 
 NUMBER OF 
SHARES 
BENEFICIALLY  
OWNED BY EACH  
REPORTING PERSON 
WITH 
 | 
 7 
 | 
 SOLE VOTING POWER 
1,727,661 
 | 
| 
 8 
 | 
 SHARED VOTING POWER 
0 
 | 
|
| 
 9 
 | 
 SOLE DISPOSITIVE POWER 
1,727,661 
 | 
|
| 
 10 
 | 
 SHARED DISPOSITIVE POWER 
0 
 | 
| 
 11 
 | 
 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
1,727,661 
 | 
|
| 
 12 
 | 
 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 
 | 
o | 
| 
 13 
 | 
 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 
5.2% 
 | 
|
| 
 14 
 | 
 TYPE OF REPORTING PERSON 
PN 
 | 
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 3 of 13 
 | 
| 
 1 
 | 
 NAME OF REPORTING PERSON OR 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON 
Searchlight ALX GP, LLC 
 | 
|
| 
 2 
 | 
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
 | 
 (a)  o 
(b)  ☒ 
 | 
| 
 3 
 | 
 SEC USE ONLY 
 | 
|
| 
 4 
 | 
 SOURCE OF FUNDS 
OO 
 | 
|
| 
 5 
 | 
 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) 
 | 
☐ | 
| 
 6 
 | 
 CITIZENSHIP OR PLACE OF ORGANIZATION 
Delaware 
 | 
| 
 NUMBER OF 
SHARES 
BENEFICIALLY  
OWNED BY EACH  
REPORTING PERSON 
WITH 
 | 
 7 
 | 
 SOLE VOTING POWER 
1,727,661 
 | 
| 
 8 
 | 
 SHARED VOTING POWER 
0 
 | 
|
| 
 9 
 | 
 SOLE DISPOSITIVE POWER 
1,727,661 
 | 
|
| 
 10 
 | 
 SHARED DISPOSITIVE POWER 
0 
 | 
| 
 11 
 | 
 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
1,727,661 
 | 
|
| 
 12 
 | 
 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 
 | 
o | 
| 
 13 
 | 
 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 
5.2% 
 | 
|
| 
 14 
 | 
 TYPE OF REPORTING PERSON 
OO 
 | 
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 4 of 13 
 | 
| 
 1 
 | 
 NAME OF REPORTING PERSON OR 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON 
SC ALX, L.P. 
 | 
|
| 
 2 
 | 
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
 | 
 (a)  o 
(b)  ☒ 
 | 
| 
 3 
 | 
 SEC USE ONLY 
 | 
|
| 
 4 
 | 
 SOURCE OF FUNDS 
OO 
 | 
|
| 
 5 
 | 
 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) 
 | 
☐ | 
| 
 6 
 | 
 CITIZENSHIP OR PLACE OF ORGANIZATION 
Delaware 
 | 
| 
 NUMBER OF 
SHARES 
BENEFICIALLY  
OWNED BY EACH  
REPORTING PERSON 
WITH 
 | 
 7 
 | 
 SOLE VOTING POWER 
0 
 | 
| 
 8 
 | 
 SHARED VOTING POWER 
1,727,661 
 | 
|
| 
 9 
 | 
 SOLE DISPOSITIVE POWER 
0 
 | 
|
| 
 10 
 | 
 SHARED DISPOSITIVE POWER 
1,727,661 
 | 
| 
 11 
 | 
 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
1,727,661 
 | 
|
| 
 12 
 | 
 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 
 | 
o | 
| 
 13 
 | 
 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 
5.2% 
 | 
|
| 
 14 
 | 
 TYPE OF REPORTING PERSON 
PN 
 | 
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 5 of 13 
 | 
| 
 1 
 | 
 NAME OF REPORTING PERSON OR 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON 
SC AIV ALX, L.P. 
 | 
|
| 
 2 
 | 
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
 | 
 (a)  o 
(b)  ☒ 
 | 
| 
 3 
 | 
 SEC USE ONLY 
 | 
|
| 
 4 
 | 
 SOURCE OF FUNDS 
OO 
 | 
|
| 
 5 
 | 
 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) 
 | 
☐ | 
| 
 6 
 | 
 CITIZENSHIP OR PLACE OF ORGANIZATION 
Delaware 
 | 
| 
 NUMBER OF 
SHARES 
BENEFICIALLY  
OWNED BY EACH  
REPORTING PERSON 
WITH 
 | 
 7 
 | 
 SOLE VOTING POWER 
0 
 | 
| 
 8 
 | 
 SHARED VOTING POWER 
1,727,661 
 | 
|
| 
 9 
 | 
 SOLE DISPOSITIVE POWER 
0 
 | 
|
| 
 10 
 | 
 SHARED DISPOSITIVE POWER 
1,727,661 
 | 
| 
 11 
 | 
 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
1,727,661 
 | 
|
| 
 12 
 | 
 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 
 | 
o | 
| 
 13 
 | 
 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 
5.2% 
 | 
|
| 
 14 
 | 
 TYPE OF REPORTING PERSON 
PN 
 | 
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 6 of 13 
 | 
| 
 1 
 | 
 NAME OF REPORTING PERSON OR 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON 
Searchlight Capital PV, L.P. 
 | 
|
| 
 2 
 | 
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
 | 
 (a)  o 
(b)  ☒ 
 | 
| 
 3 
 | 
 SEC USE ONLY 
 | 
|
| 
 4 
 | 
 SOURCE OF FUNDS 
OO 
 | 
|
| 
 5 
 | 
 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) 
 | 
☐ | 
| 
 6 
 | 
 CITIZENSHIP OR PLACE OF ORGANIZATION 
Delaware 
 | 
| 
 NUMBER OF 
SHARES 
BENEFICIALLY  
OWNED BY EACH  
REPORTING PERSON 
WITH 
 | 
 7 
 | 
 SOLE VOTING POWER 
0 
 | 
| 
 8 
 | 
 SHARED VOTING POWER 
1,727,661 
 | 
|
| 
 9 
 | 
 SOLE DISPOSITIVE POWER 
0 
 | 
|
| 
 10 
 | 
 SHARED DISPOSITIVE POWER 
1,727,661 
 | 
| 
 11 
 | 
 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
1,727,661 
 | 
|
| 
 12 
 | 
 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 
 | 
o | 
| 
 13 
 | 
 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 
5.2% 
 | 
|
| 
 14 
 | 
 TYPE OF REPORTING PERSON 
PN 
 | 
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 7 of 13 
 | 
| 
 1 
 | 
 NAME OF REPORTING PERSON OR 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON 
Searchlight/SIP Holdco SPV VIII (ALX), L.P. 
 | 
|
| 
 2 
 | 
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
 | 
 (a)  o 
(b)  ☒ 
 | 
| 
 3 
 | 
 SEC USE ONLY 
 | 
|
| 
 4 
 | 
 SOURCE OF FUNDS 
OO 
 | 
|
| 
 5 
 | 
 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) 
 | 
☐ | 
| 
 6 
 | 
 CITIZENSHIP OR PLACE OF ORGANIZATION 
Delaware 
 | 
| 
 NUMBER OF 
SHARES 
BENEFICIALLY  
OWNED BY EACH  
REPORTING PERSON 
WITH 
 | 
 7 
 | 
 SOLE VOTING POWER 
0 
 | 
| 
 8 
 | 
 SHARED VOTING POWER 
1,727,661 
 | 
|
| 
 9 
 | 
 SOLE DISPOSITIVE POWER 
0 
 | 
|
| 
 10 
 | 
 SHARED DISPOSITIVE POWER 
1,727,661 
 | 
| 
 11 
 | 
 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
1,727,661 
 | 
|
| 
 12 
 | 
 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 
 | 
o | 
| 
 13 
 | 
 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 
5.2% 
 | 
|
| 
 14 
 | 
 TYPE OF REPORTING PERSON 
PN 
 | 
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 8 of 13 
 | 
| 
 1 
 | 
 NAME OF REPORTING PERSON OR 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON 
Searchlight Capital Partners GP, L.P. 
 | 
|
| 
 2 
 | 
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
 | 
 (a)  o 
(b)  ☒ 
 | 
| 
 3 
 | 
 SEC USE ONLY 
 | 
|
| 
 4 
 | 
 SOURCE OF FUNDS 
OO 
 | 
|
| 
 5 
 | 
 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) 
 | 
☐ | 
| 
 6 
 | 
 CITIZENSHIP OR PLACE OF ORGANIZATION 
Delaware 
 | 
| 
 NUMBER OF 
SHARES 
BENEFICIALLY  
OWNED BY EACH  
REPORTING PERSON 
WITH 
 | 
 7 
 | 
 SOLE VOTING POWER 
1,727,661 
 | 
| 
 8 
 | 
 SHARED VOTING POWER 
0 
 | 
|
| 
 9 
 | 
 SOLE DISPOSITIVE POWER 
1,727,661 
 | 
|
| 
 10 
 | 
 SHARED DISPOSITIVE POWER 
0 
 | 
| 
 11 
 | 
 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
1,727,661 
 | 
|
| 
 12 
 | 
 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 
 | 
o | 
| 
 13 
 | 
 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 
5.2% 
 | 
|
| 
 14 
 | 
 TYPE OF REPORTING PERSON 
PN 
 | 
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 9 of 13 
 | 
| 
 1 
 | 
 NAME OF REPORTING PERSON OR 
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON 
Searchlight Capital Partners GP, LLC 
 | 
|
| 
 2 
 | 
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
 | 
 (a)  o 
(b)  ☒ 
 | 
| 
 3 
 | 
 SEC USE ONLY 
 | 
|
| 
 4 
 | 
 SOURCE OF FUNDS 
OO 
 | 
|
| 
 5 
 | 
 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) 
 | 
☐ | 
| 
 6 
 | 
 CITIZENSHIP OR PLACE OF ORGANIZATION 
Delaware 
 | 
| 
 NUMBER OF 
SHARES 
BENEFICIALLY  
OWNED BY EACH  
REPORTING PERSON 
WITH 
 | 
 7 
 | 
 SOLE VOTING POWER 
1,727,661 
 | 
| 
 8 
 | 
 SHARED VOTING POWER 
0 
 | 
|
| 
 9 
 | 
 SOLE DISPOSITIVE POWER 
1,727,661 
 | 
|
| 
 10 
 | 
 SHARED DISPOSITIVE POWER 
0 
 | 
| 
 11 
 | 
 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
1,727,661 
 | 
|
| 
 12 
 | 
 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 
 | 
o | 
| 
 13 
 | 
 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 
5.2% 
 | 
|
| 
 14 
 | 
 TYPE OF REPORTING PERSON 
OO 
 | 
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 10 of 13 
 | 
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 11 of 13 
 | 
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 12 of 13 
 | 
| 
 | 
 Searchlight ALX, L.P. 
 | 
||
| 
 | 
 By: 
 | 
 Searchlight ALX GP, LLC, 
 | 
|
| 
 | 
 | 
 its general partner 
 | 
|
| 
 | 
 By:  
 | 
 /s/ Eric Zinterhofer 
 | 
|
| 
 | 
 | 
 Name: Eric Zinterhofer 
 | 
|
| 
 Title:  Authorized Person 
 | 
|||
| 
 | 
 Searchlight ALX GP, LLC 
 | 
||
| 
 | 
 By:  
 | 
 /s/ Eric Zinterhofer 
 | 
|
| 
 | 
 | 
 Name: Eric Zinterhofer 
 | 
|
| 
 Title:  Authorized Person 
 | 
|||
| 
 | 
 SC ALX, L.P. 
 | 
||
| 
 | 
 By: 
 | 
 Searchlight Capital Partners GP, L.P., 
 | 
|
| 
 | 
 | 
 its general partner 
 | 
|
| 
 By: 
 | 
 Searchlight Capital Partners GP, LLC, its general partner 
 | 
||
| 
 | 
 By:  
 | 
 /s/ Eric Zinterhofer 
 | 
|
| 
 | 
 | 
 Name: Eric Zinterhofer 
 | 
|
| 
 Title:  Authorized Person 
 | 
|||
| 
 | 
 SC AIV ALX, L.P. 
 | 
||
| 
 | 
 By: 
 | 
 Searchlight Capital Partners GP, L.P., 
 | 
|
| 
 | 
 | 
 its general partner 
 | 
|
| 
 By: 
 | 
 Searchlight Capital Partners GP, LLC, its general partner 
 | 
||
| 
 | 
 By:  
 | 
 /s/ Eric Zinterhofer 
 | 
|
| 
 | 
 | 
 Name: Eric Zinterhofer 
 | 
|
| 
 Title:  Authorized Person 
 | 
|||
| 
 | 
 Searchlight Capital PV, L.P. 
 | 
||
| 
 | 
 By: 
 | 
 Searchlight Capital Partners GP, L.P., 
 | 
|
| 
 | 
 | 
 its general partner 
 | 
|
| 
 By: 
 | 
 Searchlight Capital Partners GP, LLC, its general partner 
 | 
||
| 
 | 
 By:  
 | 
 /s/ Eric Zinterhofer 
 | 
|
| 
 | 
 | 
 Name: Eric Zinterhofer 
 | 
|
| 
 Title:  Authorized Person 
 | 
|||
| 
 CUSIP No.  36164V 107 
 | 
SCHEDULE 13D | 
 Page 13 of 13 
 | 
| 
 | 
 Searchlight/SIP Holdco SPV VIII (ALX), L.P. 
 | 
||
| 
 | 
 By: 
 | 
 Searchlight Capital Partners GP, L.P., 
 | 
|
| 
 | 
 | 
 its general partner 
 | 
|
| 
 By: 
 | 
 Searchlight Capital Partners GP, LLC, its general partner 
 | 
||
| 
 | 
 By:  
 | 
 /s/ Eric Zinterhofer 
 | 
|
| 
 | 
 | 
 Name: Eric Zinterhofer 
 | 
|
| 
 Title:  Authorized Person 
 | 
|||
| 
 | 
 Searchlight Capital Partners GP, L.P. 
 | 
||
| 
 By: 
 | 
 Searchlight Capital Partners GP, LLC, its general partner 
 | 
||
| 
 | 
 By:  
 | 
 /s/ Eric Zinterhofer 
 | 
|
| 
 | 
 | 
 Name: Eric Zinterhofer 
 | 
|
| 
 Title:  Authorized Person 
 | 
|||
| 
 | 
 Searchlight Capital Partners GP, LLC 
 | 
||
| 
 | 
 By:  
 | 
 /s/ Eric Zinterhofer 
 | 
|
| 
 | 
 | 
 Name: Eric Zinterhofer 
 | 
|
| 
 Title:  Authorized Person 
 | 
|||