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* TCI Fund Management Ltd (Last) (First) (Middle) 7 CLIFFORD STREET (Street) LONDON X0 W1S2FT (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 11/20/2017	3. Issuer Name and Ticker or Trading Symbol ALTABA INC. [ AABA ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)	5. 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 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, par value $0.001 per share	85,923,952	I	See Footnote(1)

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)
	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.

	TCI Fund Management Limited, By: /s/ Christopher Hohn, Managing Director	11/30/2017
	/s/ Christopher Hohn	11/30/2017
	** 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).
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