DICK'S SPORTING GOODS, INC. — Major Shareholding Notification 2010

Aug 23, 2010

| SECURITIES
AND EXCHANGE COMMISSION | |
| --- | --- |
| Washington,
D.C. 20549 | |
| SCHEDULE
13G * | |
| (Rule
13d-102) | |
| Under
the Securities Exchange Act of 1934 | |
| (Amendment
No. )* | |
| Dick’s
Sporting Goods, Inc. | |
| (Name
of Issuer) | |
| Common
Stock | |
| (Title
of Class of Securities) | |
| 253393102 | |
| (CUSIP
Number) | |
| August
12, 2010 | |
| (Date
of event which requires filing of this statement) | |
| Check
the appropriate box to designate the rule pursuant to which this Schedule
13G/A is filed: | |
| ¨ | Rule
13d-1(b) |
| x | Rule
13d-1(c) |
| ¨ | Rule
13d-1(d) |
| (Page
1 of 18 Pages) | |

---

*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 in 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).

CUSIP No. 253393102 13G Page 2 of 18 Pages

| 1 | NAMES
OF REPORTING PERSONS I.R.S.
IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Lone
Spruce, L.P. | |
| --- | --- | --- |
| 2 | CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP | (a) x (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 51,643 |
| | 7 | SOLE
DISPOSITIVE POWER -0- |
| | 8 | SHARED
DISPOSITIVE POWER 51,643 |
| 9 | AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 51,643 | |
| 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% | |
| 12 | TYPE
OF REPORTING PERSON** PN | |

** SEE INSTRUCTIONS BEFORE FILLING OUT!

CUSIP No. 253393102 13G Page 3 of 18 Pages

| 1 | NAMES
OF REPORTING PERSONS I.R.S.
IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Lone
Balsam, L.P. | |
| --- | --- | --- |
| 2 | CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP | (a) x (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 113,356 |
| | 7 | SOLE
DISPOSITIVE POWER -0- |
| | 8 | SHARED
DISPOSITIVE POWER 113,356 |
| 9 | AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 113,356 | |
| 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% | |
| 12 | TYPE
OF REPORTING PERSON** PN | |

** SEE INSTRUCTIONS BEFORE FILLING OUT!

CUSIP No. 253393102 13G Page 4 of 18 Pages

| 1 | NAMES
OF REPORTING PERSONS I.R.S.
IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Lone
Sequoia, L.P. | |
| --- | --- | --- |
| 2 | CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP | (a) x (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 94,733 |
| | 7 | SOLE
DISPOSITIVE POWER -0- |
| | 8 | SHARED
DISPOSITIVE POWER 94,733 |
| 9 | AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 94,733 | |
| 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% | |
| 12 | TYPE
OF REPORTING PERSON** PN | |

** SEE INSTRUCTIONS BEFORE FILLING OUT!

CUSIP No. 253393102 13G Page 5 of 18 Pages

| 1 | NAMES
OF REPORTING PERSONS I.R.S.
IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Lone
Cascade, L.P. | |
| --- | --- | --- |
| 2 | CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP | (a) x (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 2,285,986 |
| | 7 | SOLE
DISPOSITIVE POWER -0- |
| | 8 | SHARED
DISPOSITIVE POWER 2,285,986 |
| 9 | AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,285,986 | |
| 10 | CHECK
BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES | ¨ |
| 11 | PERCENT
OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 2.5% | |
| 12 | TYPE
OF REPORTING PERSON** PN | |

** SEE INSTRUCTIONS BEFORE FILLING OUT!

CUSIP No. 253393102 13G Page 6 of 18 Pages

| 1 | NAMES
OF REPORTING PERSONS I.R.S.
IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Lone
Sierra, L.P. | |
| --- | --- | --- |
| 2 | CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP | (a) x (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 111,183 |
| | 7 | SOLE
DISPOSITIVE POWER -0- |
| | 8 | SHARED
DISPOSITIVE POWER 111,183 |
| 9 | AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 111,183 | |
| 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% | |
| 12 | TYPE
OF REPORTING PERSON** PN | |

** SEE INSTRUCTIONS BEFORE FILLING OUT!

CUSIP No. 253393102 13G Page 7 of 18 Pages

| 1 | NAMES
OF REPORTING PERSONS I.R.S.
IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Lone
Pine Associates LLC | |
| --- | --- | --- |
| 2 | CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP | (a) x (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 259,732 |
| | 7 | SOLE
DISPOSITIVE POWER -0- |
| | 8 | SHARED
DISPOSITIVE POWER 259,732 |
| 9 | AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 259,732 | |
| 10 | CHECK
BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES | ¨ |
| 11 | PERCENT
OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.3% | |
| 12 | TYPE
OF REPORTING PERSON** OO | |

** SEE INSTRUCTIONS BEFORE FILLING OUT!

CUSIP No. 253393102 13G Page 8 of 18 Pages

| 1 | NAMES
OF REPORTING PERSONS I.R.S.
IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Lone
Pine Members LLC | |
| --- | --- | --- |
| 2 | CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP | (a) x (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 2,397,169 |
| | 7 | SOLE
DISPOSITIVE POWER -0- |
| | 8 | SHARED
DISPOSITIVE POWER 2,397,169 |
| 9 | AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,397,169 | |
| 10 | CHECK
BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES | ¨ |
| 11 | PERCENT
OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 2.6% | |
| 12 | TYPE
OF REPORTING PERSON** OO | |

** SEE INSTRUCTIONS BEFORE FILLING OUT!

CUSIP No. 253393102 13G Page 9 of 18 Pages

| 1 | NAMES
OF REPORTING PERSONS I.R.S.
IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Lone
Pine Capital LLC | |
| --- | --- | --- |
| 2 | CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP | (a) x (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 2,397,762 |
| | 7 | SOLE
DISPOSITIVE POWER -0- |
| | 8 | SHARED
DISPOSITIVE POWER 2,397,762 |
| 9 | AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,397,762 | |
| 10 | CHECK
BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES | ¨ |
| 11 | PERCENT
OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 2.6% | |
| 12 | TYPE
OF REPORTING PERSON** IA | |

** SEE INSTRUCTIONS BEFORE FILLING OUT!

CUSIP No. 253393102 13G Page 10 of 18 Pages

| 1 | NAMES
OF REPORTING PERSONS I.R.S.
IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Stephen
F. Mandel, Jr. | |
| --- | --- | --- |
| 2 | CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP | (a) x (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 5,054,663 |
| | 7 | SOLE
DISPOSITIVE POWER -0- |
| | 8 | SHARED
DISPOSITIVE POWER 5,054,663 |
| 9 | AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 5,054,663 | |
| 10 | CHECK
BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES | ¨ |
| 11 | PERCENT
OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 5.6% | |
| 12 | TYPE
OF REPORTING PERSON** IN | |

** SEE INSTRUCTIONS BEFORE FILLING OUT!

CUSIP No. 253393102 13G Page 11 of 18 Pages

| Item
1 (a) . |
| --- |
| Dick’s
Sporting Goods, Inc. (the "Issuer") |

| Item 1 (b) . |
| --- |
| 345
Court Street, Coraopolis, Pennsylvania
15108 |

Item 2 (a) . NAME OF PERSON FILING:

This statement is filed by:

(i) Lone Spruce, L.P., a Delaware limited partnership ("Lone Spruce"), with respect to the Common Stock (defined in Item 2(d) below) directly owned by it;

(ii) Lone Balsam, L.P., a Delaware limited partnership ("Lone Balsam"), with respect to the Common Stock directly owned by it;

(iii) Lone Sequoia, L.P., a Delaware limited partnership ("Lone Sequoia"), with respect to the Common Stock directly owned by it;

(iv) Lone Cascade, L.P., a Delaware limited partnership ("Lone Cascade"), with respect to the Common Stock directly owned by it;

(v) Lone Sierra, L.P., a Delaware limited partnership ("Lone Sierra"), with respect to the Common Stock directly owned by it;

(vi) Lone Pine Associates LLC, a Delaware limited liability company ("Lone Pine"), with respect to the Common Stock directly owned by Lone Spruce, Lone Balsam and Lone Sequoia;

(vii) Lone Pine Members LLC, a Delaware limited liability company ("Lone Pine Members"), with respect to the Common Stock directly owned by Lone Cascade and Lone Sierra;

(viii) Lone Pine Capital LLC, a Delaware limited liability company ("Lone Pine Capital"), which serves as investment manager to Lone Cypress, Ltd. ("Lone Cypress"), Lone Kauri, Ltd. ("Lone Kauri") and Lone Monterey Master Fund, Ltd. ("Lone Monterey Master Fund"), each a Cayman Islands exempted company, with respect to the Common Stock directly owned by each of Lone Cypress, Lone Kauri and Lone Monterey Master Fund;

(ix) Stephen F. Mandel, Jr. ("Mr. Mandel"), with respect to the Common Stock directly owned by each of Lone Spruce, Lone Balsam, Lone Sequoia, Lone Cascade, Lone Sierra, Lone Cypress, Lone Kauri and Lone Monterey Master Fund.

The foregoing persons are hereinafter sometimes collectively referred to as the “Reporting Persons.” Any disclosures herein with respect to persons other than the Reporting Persons are made on information and belief after making inquiry to the appropriate party.

CUSIP No. 253393102 13G Page 12 of 18 Pages

Item 2 (b) . ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:

The address of the business office of each of the Reporting Persons is Two Greenwich Plaza, Greenwich, Connecticut 06830.

Item 2 (c) . CITIZENSHIP:

Lone Spruce, Lone Balsam, Lone Sequoia, Lone Cascade and Lone Sierra are limited partnerships organized under the laws of the State of Delaware. Lone Pine, Lone Pine Members and Lone Pine Capital are limited liability companies organized under the laws of the State of Delaware. Mr. Mandel is a United States citizen.

Item 2 (d) .
Common
Stock (the “Common Stock”).

Item 2 (e) .
253393102

CUSIP No. 253393102 13G Page 13 of 18 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) | ¨ | Broker
or dealer registered under Section 15 of the Act, |
| --- | --- | --- |
| (b) | ¨ | Bank
as defined in Section 3(a)(6) of the Act, |
| (c) | ¨ | Insurance
Company as defined in Section 3(a)(19) of the Act, |
| (d) | ¨ | Investment
Company registered under Section 8 of the Investment Company Act of
1940, |
| (e) | ¨ | Investment
Adviser registered under Section 203 of the Investment Advisers Act of
1940, |
| (f) | ¨ | Employee
Benefit Plan or Endowment Fund in accordance with
13d-1(b)(1)(ii)(F), |
| (g) | ¨ | Parent
Holding Company or control person in accordance with Rule
13d-1(b)(ii)(G), |
| (h) | ¨ | Savings
Association as defined in Section 3(b) of the Federal Deposit Insurance
Act, |
| (i) | ¨ | Church
Plan that is excluded from the definition of an investment company under
Section 3(c)(14) of the Investment Company Act of 1940, |
| (j) | ¨ | Group,
in accordance with Rule
13d-1(b)(1)(ii)(J). |

If this statement is filed pursuant to Rule 13d-1(c), check this box: x

ITEM 4. OWNERSHIP .

| A. — (a) | Amount
beneficially owned: 51,643 | |
| --- | --- | --- |
| (b) | Percent
of class: 0.1%. The percentages used herein and in the rest of
Item 4 are calculated based upon the 90,726,746 shares of Common Stock
issued and outstanding as of May 18, 2010, as reported in the Issuer’s
Form 10-Q filed with the Securities and Exchange Commission on May 21,
2010. | |
| (c) | (i) | Sole
power to vote or direct the vote: -0- |
| | (ii) | Shared
power to vote or direct the vote: 51,643 |
| | (iii) | Sole
power to dispose or direct the
disposition: -0- |
| | (iv) | Shared
power to dispose or direct the disposition
of: 51,643 |

CUSIP No. 253393102 13G Page 14 of 18 Pages

| B. — (a) | Amount
beneficially owned: 113,356 | |
| --- | --- | --- |
| (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: 113,356 |
| | (iii) | Sole
power to dispose or direct the
disposition: -0- |
| | (iv) | Shared
power to dispose or direct the
disposition: 113,356 |

| C. — (a) | Amount
beneficially owned: 94,733 | |
| --- | --- | --- |
| (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: 94,733 |
| | (iii) | Sole
power to dispose or direct the
disposition: -0- |
| | (iv) | Shared
power to dispose or direct the
disposition: 94,733 |

| D. — (a) | Amount
beneficially owned: 2,285,986 | |
| --- | --- | --- |
| (b) | Percent
of class: 2.5% | |
| (c) | (i) | Sole
power to vote or direct the vote: -0- |
| | (ii) | Shared
power to vote or direct the vote: 2,285,986 |
| | (iii) | Sole
power to dispose or direct the
disposition: -0- |
| | (iv) | Shared
power to dispose or direct the
disposition: 2,285,986 |

| E. — (a) | Amount
beneficially owned: 111,183 | |
| --- | --- | --- |
| (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: 111,183 |
| | (iii) | Sole
power to dispose or direct the
disposition: -0- |
| | (iv) | Shared
power to dispose or direct the
disposition: 111,183 |

| F. — (a) | Amount
beneficially owned: 259,732 | |
| --- | --- | --- |
| (b) | Percent
of class: 0.3% | |
| (c) | (i) | Sole
power to vote or direct the vote: -0- |
| | (ii) | Shared
power to vote or direct the vote: 259,732 |
| | (iii) | Sole
power to dispose or direct the
disposition: -0- |
| | (iv) | Shared
power to dispose or direct the
disposition: 259,732 |

| G. — (a) | Amount
beneficially owned: 2,397,169 | |
| --- | --- | --- |
| (b) | Percent
of class: 2.6% | |
| (c) | (i) | Sole
power to vote or direct the vote: -0- |
| | (ii) | Shared
power to vote or direct the vote: 2,397,169 |
| | (iii) | Sole
power to dispose or direct the
disposition: -0- |
| | (iv) | Shared
power to dispose or direct the
disposition: 2,397,169 |

CUSIP No. 253393102 13G Page 15 of 18 Pages

| H. — (a) | Amount
beneficially owned: 2,397,762 | |
| --- | --- | --- |
| (b) | Percent
of class: 2.6% | |
| (c) | (i) | Sole
power to vote or direct the vote: -0- |
| | (ii) | Shared
power to vote or direct the vote: 2,397,762 |
| | (iii) | Sole
power to dispose or direct the
disposition: -0- |
| | (iv) | Shared
power to dispose or direct the
disposition: 2,397,762 |

| I. — (a) | Amount
beneficially owned: 5,054,663 | |
| --- | --- | --- |
| (b) | Percent
of class: 5.6% | |
| (c) | (i) | Sole
power to vote or direct the vote: -0- |
| | (ii) | Shared
power to vote or direct the vote: 5,054,663 |
| | (iii) | Sole
power to dispose or direct the
disposition: -0- |
| | (iv) | Shared
power to dispose or direct the
disposition: 5,054,663 |

| Item
5. |
| --- |
| Not
applicable. |

| Item
6. |
| --- |
| Lone
Pine, the general partner of Lone Spruce, Lone Sequoia and Lone Balsam,
has the power to direct the affairs of Lone Spruce, Lone Sequoia and Lone
Balsam, including decisions respecting the disposition of the proceeds
from the sale of shares. Lone Pine Members, the general partner
of Lone Cascade and Lone Sierra, has the power to direct the affairs of
Lone Cascade and Lone Sierra, including decisions respecting the
disposition of the proceeds from the sale of shares. Lone Pine
Capital, the investment manager of Lone Cypress, Lone Kauri and Lone
Monterey Master Fund, has the power to direct the receipt of dividends
from or the proceeds of the sale of shares held by Lone Cypress, Lone
Kauri and Lone Monterey Master Fund. Mr. Mandel is the Managing
Member of each of Lone Pine, Lone Pine Members and Lone Pine Capital and
in that capacity directs their
operations. |

| Item
7. |
| --- |
| Not
applicable. |

| Item
8. |
| --- |
| See
Item 2. |

| Item
9. |
| --- |
| Not
applicable. |

CUSIP No. 253393102 13G Page 16 of 18 Pages

ITEM 10. CERTIFICATION.

Each of the Reporting Persons hereby makes the following certification:

By signing below each Reporting Person certifies that, to the best of its 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.

CUSIP No. 253393102 13G Page 17 of 18 Pages

SIGNATURES

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

DATED: August 23, 2010

| By: |
| --- |
| Stephen
F. Mandel, Jr., individually and (a) as Managing Member of Lone Pine
Associates LLC, for itself and as the general partner of (i) Lone Spruce,
L.P., (ii) Lone Balsam, L.P. and (iii) Lone Sequoia, L.P.; (b) as Managing
Member of Lone Pine Members LLC, for itself and as the general partner of
(i) Lone Cascade, L.P. and (ii) Lone Sierra, L.P.; and (c) as Managing
Member of Lone Pine Capital LLC |

CUSIP No. 253393102 13G Page 18 of 18 Pages

EXHIBIT 1

JOINT ACQUISITION STATEMENT

PURSUANT TO RULE 13d-1(k)

The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint acquisition statements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate.

DATED: August 23, 2010

| By: |
| --- |
| Stephen
F. Mandel, Jr., individually and (a) as Managing Member of Lone Pine
Associates LLC, for itself and as the general partner of (i) Lone Spruce,
L.P., (ii) Lone Balsam, L.P. and (iii) Lone Sequoia, L.P.; (b) as Managing
Member of Lone Pine Members LLC, for itself and as the general partner of
(i) Lone Cascade, L.P. and (ii) Lone Sierra, L.P.; and (c) as Managing
Member of Lone Pine Capital LLC |