SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
X
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
TCI Fund Management Ltd

(Last) (First) (Middle)
7 CLIFFORD STREET

(Street)
LONDON X0 W1S2FT

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
ALTABA INC. [ AABA ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director X 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
01/18/2018
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
X Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock, par value $0.001 per share ("Shares") 01/18/2018 S 750,000 D $74.2795(2) 85,173,952 I See Footnote(1)
Shares 01/19/2018 S 464,000 D $74.0791(3) 84,709,952 I See Footnote(1)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
1. Name and Address of Reporting Person*
TCI Fund Management Ltd

(Last) (First) (Middle)
7 CLIFFORD STREET

(Street)
LONDON X0 W1S2FT

(City) (State) (Zip)
1. Name and Address of Reporting Person*
HOHN CHRISTOPHER

(Last) (First) (Middle)
C/O TCI FUND MANAGEMENT LIMITED
7 CLIFFORD ST

(Street)
LONDON X0 W1S 2FT

(City) (State) (Zip)
Explanation of Responses:
1. The securities reported herein are held by The Children's Investment Master Fund, a Cayman Islands exempted company (the "TCI Fund") and Talos Capital DAC, a private limited company incorporated under the laws of Ireland ("Talos"). TCI Fund Management Limited, a United Kingdom private limited company ("TCIF UK") is the investment manager of both TCI Fund and Talos. Christopher Hohn is the Managing Director of TCIF UK. The filing of this statement should not be construed as an admission that any of the Reporting Persons is, for the purposes of Sections 16 of the Securities Exchange Act of 1934 or otherwise, the beneficial owner of the securities reported herein. Each of the Reporting Persons disclaims beneficial ownership of the securities listed herein, except to the extent of its respective pecuniary interest therein.
2. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.85 to $74.71 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the range set forth herein.
3. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.71 to $74.63 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the range set forth herein.
TCI Fund Management Limited, By: /s/ Christopher Hohn, Managing Director 01/22/2018
/s/ Christopher Hohn 01/22/2018
** 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 4 (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.