13G Filing: Lone Pine Capital and Transunion (TRU)

CUSIP No. 89400J107

13G

Page 5 of 8 Pages

Item 3.

IF THIS STATEMENT IS FILED PURSUANT TO Rules 13d-1(b), OR 13d-2(b) OR (c), CHECK WHETHER THE PERSON FILING IS A:

(a)

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Broker or dealer registered under Section 15 of the Act;

(b)

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Bank as defined in Section 3(a)(6) of the Act;

(c)

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Insurance company as defined in Section 3(a)(19) of the Act;

(d)

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Investment company registered under Section 8 of the Investment Company Act of 1940;

(e)

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An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);

(f)

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An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F);

(g)

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A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);

(h)

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A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act;

(i)

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A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act;

(j)

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A non-U.S. institution in accordance with Rule 13d-1(b)(1)(ii)(J);

(k)

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Group, in accordance with Rule 13d-1(b)(1)(ii)(K).

If filing as a non-U.S. institution in accordance with Rule 13d-1(b)(1)(ii)(J), please specify the type of institution: ____________________

Item 4.

OWNERSHIP

A.  Lone Pine Capital LLC and Stephen F. Mandel, Jr.

(a) Amount beneficially owned: 9,298,757 shares of Common Stock

(b) Percent of class: 5.1%.  The percentages set forth in this Item 4 and in the rest of this Schedule 13G are based upon a total of 181,900,000 shares of Common Stock reported to be outstanding by the Issuer as of June 30, 2017 in its Quarterly Report on Form 10-Q filed on July 25, 2017.

(c)(i) Sole power to vote or direct the vote: -0-

(ii) Shared power to vote or direct the vote: 9,298,757 shares of Common Stock

(iii) Sole power to dispose or direct the disposition: -0-

(iv) Shared power to dispose or direct the disposition: 9,298,757 shares of Common Stock